! Started logfile: /scr/pima/rdv76_uvs/J0542+4951_X_dfm.log on Fri Jun 15 03:51:42 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv76_uvs/J0542+4951_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J0542+4951_X_uva.fits ! AN table 1: 128 integrations on 55 of 55 possible baselines. ! AN table 2: 128 integrations on 3 of 3 possible baselines. ! AN table 3: 259 integrations on 55 of 55 possible baselines. ! Apparent sampling: 0.776178 visibilities/baseline/integration-bin. ! Found source: J0542+4951 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 67276 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0542+4951_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 558 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 558 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 558 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! A total of 558 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.132790Jy sigma=13.250996 ! Fit after self-cal, rms=0.796038Jy sigma=9.348315 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.523 mas, bmaj=0.8015 mas, bpa=22.08 degrees ! Estimated noise=0.497565 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.151176 Jy ! Component: 100 - total flux cleaned = 0.214514 Jy ! Total flux subtracted in 100 components = 0.214514 Jy ! Clean residual min=-0.023218 max=0.045449 Jy/beam ! Clean residual mean=-0.000021 rms=0.004594 Jy/beam ! Combined flux in latest and established models = 0.214513 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.214513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409378Jy sigma=4.583441 ! Fit after self-cal, rms=0.408952Jy sigma=4.578185 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-3, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0505992 Jy ! Component: 100 - total flux cleaned = 0.0906981 Jy ! Total flux subtracted in 100 components = 0.0906981 Jy ! Clean residual min=-0.023124 max=0.036261 Jy/beam ! Clean residual mean=-0.000023 rms=0.004200 Jy/beam ! Combined flux in latest and established models = 0.305212 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.305212 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.381514Jy sigma=4.258396 ! Fit after self-cal, rms=0.380450Jy sigma=4.247587 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0419076 Jy ! Component: 100 - total flux cleaned = 0.0760339 Jy ! Total flux subtracted in 100 components = 0.0760339 Jy ! Clean residual min=-0.021466 max=0.032403 Jy/beam ! Clean residual mean=-0.000023 rms=0.003819 Jy/beam ! Combined flux in latest and established models = 0.381245 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.381245 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358388Jy sigma=3.991217 ! Fit after self-cal, rms=0.357809Jy sigma=3.985277 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-0.8, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0364601 Jy ! Component: 100 - total flux cleaned = 0.0666674 Jy ! Total flux subtracted in 100 components = 0.0666674 Jy ! Clean residual min=-0.019110 max=0.027532 Jy/beam ! Clean residual mean=-0.000024 rms=0.003503 Jy/beam ! Combined flux in latest and established models = 0.447913 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.447913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.339067Jy sigma=3.765545 ! Fit after self-cal, rms=0.338624Jy sigma=3.761632 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-3.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311114 Jy ! Component: 100 - total flux cleaned = 0.0568724 Jy ! Total flux subtracted in 100 components = 0.0568724 Jy ! Clean residual min=-0.017390 max=0.024850 Jy/beam ! Clean residual mean=-0.000024 rms=0.003263 Jy/beam ! Combined flux in latest and established models = 0.504785 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 47 components and 0.504785 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.323653Jy sigma=3.585158 ! Fit after self-cal, rms=0.323275Jy sigma=3.581460 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-3.6, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282187 Jy ! Component: 100 - total flux cleaned = 0.0518632 Jy ! Total flux subtracted in 100 components = 0.0518632 Jy ! Clean residual min=-0.015960 max=0.020090 Jy/beam ! Clean residual mean=-0.000025 rms=0.003040 Jy/beam ! Combined flux in latest and established models = 0.556648 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.556648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.310244Jy sigma=3.428310 ! Fit after self-cal, rms=0.309783Jy sigma=3.423675 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-2, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0254986 Jy ! Component: 100 - total flux cleaned = 0.0474168 Jy ! Total flux subtracted in 100 components = 0.0474168 Jy ! Clean residual min=-0.014637 max=0.017233 Jy/beam ! Clean residual mean=-0.000025 rms=0.002831 Jy/beam ! Combined flux in latest and established models = 0.604065 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.604065 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297702Jy sigma=3.280854 ! Fit after self-cal, rms=0.297376Jy sigma=3.277271 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-2.4, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225234 Jy ! Component: 100 - total flux cleaned = 0.0425701 Jy ! Total flux subtracted in 100 components = 0.0425701 Jy ! Clean residual min=-0.013610 max=0.015579 Jy/beam ! Clean residual mean=-0.000026 rms=0.002663 Jy/beam ! Combined flux in latest and established models = 0.646635 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 90 components and 0.646635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287157Jy sigma=3.156553 ! Fit after self-cal, rms=0.286882Jy sigma=3.153731 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.7107 mas, bmaj=0.9693 mas, bpa=18.84 degrees ! Estimated noise=0.245708 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.091909 Jy ! Component: 100 - total flux cleaned = 0.163265 Jy ! Component: 150 - total flux cleaned = 0.221234 Jy ! Component: 200 - total flux cleaned = 0.269199 Jy ! Total flux subtracted in 200 components = 0.269199 Jy ! Clean residual min=-0.023846 max=0.048053 Jy/beam ! Clean residual mean=-0.000259 rms=0.008410 Jy/beam ! Combined flux in latest and established models = 0.915834 Jy ! Performing phase self-cal ! Adding 97 model components to the UV plane model. ! The established model now contains 146 components and 0.915834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237649Jy sigma=2.583029 ! Fit after self-cal, rms=0.235034Jy sigma=2.550871 ! Inverting map ! Your choice of large map pixels excluded 2.07% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7107 x 0.9693 at 18.84 degrees (North through East) ! Clean map min=-0.023205 max=0.25811 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.86 HN 1.17 KP 0.93 ! LA 1.06 MK 1.04 NL 1.09 NY 1.03 ! OV 1.04 PT 0.76 SC 0.97 ! ! A total of 360 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! KK 0.00* NY 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.24 FD 1.00 KP 0.73 LA 0.79 ! NL 1.04 NY 1.14 OV 1.33 PT 0.77 ! SC 1.08 WZ 1.02 ZC 1.01 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.87 HN 1.14 KP 0.92 ! LA 1.05 MK 1.03 NL 1.08 NY 1.03 ! OV 1.09 PT 0.76 SC 0.98 ! ! A total of 360 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! KK 0.00* NY 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.22 FD 0.98 KP 0.74 LA 0.82 ! NL 1.02 NY 1.08 OV 1.28 PT 0.83 ! SC 1.03 WZ 1.02 ZC 1.04 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.90 HN 1.15 KP 0.95 ! LA 1.03 MK 1.02 NL 1.10 NY 1.00 ! OV 1.11 PT 0.76 SC 0.96 ! ! A total of 360 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! KK 0.00* NY 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.27 FD 1.02 KP 0.71 LA 0.85 ! NL 1.06 NY 1.07 OV 1.35 PT 0.80 ! SC 1.04 WZ 1.03 ZC 1.05 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.90 HN 1.22 KP 0.94 ! LA 1.08 MK 1.01 NL 1.12 NY 0.98 ! OV 1.13 PT 0.77 SC 0.97 ! ! A total of 360 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! KK 0.00* NY 0.00* WZ 0.00* ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.25 FD 0.99 KP 0.71 LA 0.85 ! NL 1.05 NY 1.03 OV 1.37 PT 0.82 ! SC 1.07 WZ 0.97 ZC 1.12 ! ! ! Fit before self-cal, rms=0.235034Jy sigma=2.550871 ! Fit after self-cal, rms=0.204987Jy sigma=2.172664 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.7181 mas, bmaj=0.995 mas, bpa=20.22 degrees ! Estimated noise=0.24062 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011842 Jy ! Component: 100 - total flux cleaned = 0.0137597 Jy ! Component: 150 - total flux cleaned = 0.0160538 Jy ! Component: 200 - total flux cleaned = 0.0176042 Jy ! Total flux subtracted in 200 components = 0.0176042 Jy ! Clean residual min=-0.018183 max=0.019399 Jy/beam ! Clean residual mean=-0.000370 rms=0.004502 Jy/beam ! Combined flux in latest and established models = 0.933438 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 159 components and 0.933439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203116Jy sigma=2.145044 ! Fit after self-cal, rms=0.203377Jy sigma=2.139560 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203377Jy sigma=2.139560 ! Fit after self-cal, rms=0.201775Jy sigma=2.046962 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.7126 mas, bmaj=1.002 mas, bpa=20.15 degrees ! Estimated noise=0.243633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00678825 Jy ! Component: 100 - total flux cleaned = 0.00857235 Jy ! Component: 150 - total flux cleaned = 0.00906783 Jy ! Component: 200 - total flux cleaned = 0.00969144 Jy ! Total flux subtracted in 200 components = 0.00969144 Jy ! Clean residual min=-0.013438 max=0.017856 Jy/beam ! Clean residual mean=0.000009 rms=0.003169 Jy/beam ! Combined flux in latest and established models = 0.94313 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 162 components and 0.94313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201015Jy sigma=2.035309 ! Fit after self-cal, rms=0.200753Jy sigma=2.032705 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176375 Jy ! Component: 100 - total flux cleaned = 0.0240726 Jy ! Component: 150 - total flux cleaned = 0.0260675 Jy ! Component: 200 - total flux cleaned = 0.0274508 Jy ! Total flux subtracted in 200 components = 0.0274508 Jy ! Clean residual min=-0.012261 max=0.013158 Jy/beam ! Clean residual mean=0.000012 rms=0.002933 Jy/beam ! Combined flux in latest and established models = 0.970581 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 182 components and 0.970581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199002Jy sigma=2.010608 ! Fit after self-cal, rms=0.198600Jy sigma=2.007292 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Added new window around map position (-27, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013355 Jy ! Component: 100 - total flux cleaned = 0.0219005 Jy ! Component: 150 - total flux cleaned = 0.0284682 Jy ! Component: 200 - total flux cleaned = 0.0328148 Jy ! Total flux subtracted in 200 components = 0.0328148 Jy ! Clean residual min=-0.011064 max=0.010755 Jy/beam ! Clean residual mean=0.000004 rms=0.002603 Jy/beam ! Combined flux in latest and established models = 1.0034 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 208 components and 1.0034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197663Jy sigma=1.988920 ! Fit after self-cal, rms=0.197455Jy sigma=1.987758 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197455Jy sigma=1.987758 ! Fit after self-cal, rms=0.194089Jy sigma=1.980708 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.7131 mas, bmaj=1.007 mas, bpa=20.29 degrees ! Estimated noise=0.2428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00719669 Jy ! Component: 100 - total flux cleaned = 0.011034 Jy ! Component: 150 - total flux cleaned = 0.0137141 Jy ! Component: 200 - total flux cleaned = 0.0158825 Jy ! Total flux subtracted in 200 components = 0.0158825 Jy ! Clean residual min=-0.009129 max=0.010958 Jy/beam ! Clean residual mean=0.000031 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 1.01928 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 224 components and 1.01928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193599Jy sigma=1.973733 ! Fit after self-cal, rms=0.193411Jy sigma=1.972860 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217328 Jy ! Component: 100 - total flux cleaned = 0.00405531 Jy ! Component: 150 - total flux cleaned = 0.00588283 Jy ! Component: 200 - total flux cleaned = 0.00724937 Jy ! Total flux subtracted in 200 components = 0.00724937 Jy ! Clean residual min=-0.008611 max=0.010072 Jy/beam ! Clean residual mean=0.000031 rms=0.002359 Jy/beam ! Combined flux in latest and established models = 1.02653 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 229 components and 1.02653 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193183Jy sigma=1.969479 ! Fit after self-cal, rms=0.193086Jy sigma=1.969040 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193086Jy sigma=1.969040 ! Fit after self-cal, rms=0.192160Jy sigma=1.968062 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=2.362 mas, bmaj=3.21 mas, bpa=-53.25 degrees ! Estimated noise=0.332023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105912 Jy ! Component: 100 - total flux cleaned = 0.0143091 Jy ! Component: 150 - total flux cleaned = 0.0168594 Jy ! Component: 200 - total flux cleaned = 0.0185048 Jy ! Total flux subtracted in 200 components = 0.0185048 Jy ! Clean residual min=-0.016623 max=0.020015 Jy/beam ! Clean residual mean=0.000073 rms=0.005187 Jy/beam ! Combined flux in latest and established models = 1.04503 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 241 components and 1.04503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192201Jy sigma=1.967094 ! Fit after self-cal, rms=0.192024Jy sigma=1.965623 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000903529 Jy ! Component: 100 - total flux cleaned = 0.00226681 Jy ! Component: 150 - total flux cleaned = 0.00329077 Jy ! Component: 200 - total flux cleaned = 0.00411541 Jy ! Total flux subtracted in 200 components = 0.00411541 Jy ! Clean residual min=-0.016654 max=0.019945 Jy/beam ! Clean residual mean=0.000072 rms=0.005134 Jy/beam ! Combined flux in latest and established models = 1.04915 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 244 components and 1.04915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192136Jy sigma=1.967287 ! Fit after self-cal, rms=0.192037Jy sigma=1.966472 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.7142 mas, bmaj=1.009 mas, bpa=20.21 degrees ! Estimated noise=0.242704 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7142 x 1.009 at 20.21 degrees (North through East) ! Clean map min=-0.0084962 max=0.23666 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.518 mas, bmaj=0.8226 mas, bpa=22.73 degrees ! Estimated noise=0.511822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153573 Jy ! Component: 100 - total flux cleaned = 0.231068 Jy ! Component: 150 - total flux cleaned = 0.291652 Jy ! Component: 200 - total flux cleaned = 0.34295 Jy ! Total flux subtracted in 200 components = 0.34295 Jy ! Clean residual min=-0.018913 max=0.032659 Jy/beam ! Clean residual mean=-0.000008 rms=0.003952 Jy/beam ! Combined flux in latest and established models = 0.34295 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 29 model components to the UV plane model. ! The established model now contains 29 components and 0.34295 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.7142 mas, bmaj=1.009 mas, bpa=20.21 degrees ! Estimated noise=0.242704 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.149444 Jy ! Component: 100 - total flux cleaned = 0.255143 Jy ! Component: 150 - total flux cleaned = 0.334844 Jy ! Component: 200 - total flux cleaned = 0.396035 Jy ! Total flux subtracted in 200 components = 0.396035 Jy ! Clean residual min=-0.018046 max=0.037225 Jy/beam ! Clean residual mean=-0.000007 rms=0.006306 Jy/beam ! Combined flux in latest and established models = 0.738985 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 90 components and 0.738985 Jy ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Added new window around map position (-4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0479468 Jy ! Component: 100 - total flux cleaned = 0.0860001 Jy ! Component: 150 - total flux cleaned = 0.116701 Jy ! Component: 200 - total flux cleaned = 0.141837 Jy ! Total flux subtracted in 200 components = 0.141837 Jy ! Clean residual min=-0.011947 max=0.016819 Jy/beam ! Clean residual mean=0.000018 rms=0.003696 Jy/beam ! Combined flux in latest and established models = 0.880823 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 148 components and 0.880823 Jy ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Added new window around map position (0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211296 Jy ! Component: 100 - total flux cleaned = 0.0385926 Jy ! Component: 150 - total flux cleaned = 0.0537171 Jy ! Component: 200 - total flux cleaned = 0.0670252 Jy ! Total flux subtracted in 200 components = 0.0670252 Jy ! Clean residual min=-0.010131 max=0.011352 Jy/beam ! Clean residual mean=0.000026 rms=0.002874 Jy/beam ! Combined flux in latest and established models = 0.947848 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 176 components and 0.947848 Jy ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=2.362 mas, bmaj=3.21 mas, bpa=-53.25 degrees ! Estimated noise=0.332023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262535 Jy ! Component: 100 - total flux cleaned = 0.0451977 Jy ! Component: 150 - total flux cleaned = 0.059585 Jy ! Component: 200 - total flux cleaned = 0.0707104 Jy ! Total flux subtracted in 200 components = 0.0707104 Jy ! Clean residual min=-0.017983 max=0.020452 Jy/beam ! Clean residual mean=0.000074 rms=0.005509 Jy/beam ! Combined flux in latest and established models = 1.01856 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00874016 Jy ! Component: 100 - total flux cleaned = 0.0138864 Jy ! Component: 150 - total flux cleaned = 0.0175008 Jy ! Component: 200 - total flux cleaned = 0.0196148 Jy ! Total flux subtracted in 200 components = 0.0196148 Jy ! Clean residual min=-0.017376 max=0.020268 Jy/beam ! Clean residual mean=0.000073 rms=0.005242 Jy/beam ! Combined flux in latest and established models = 1.03817 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 227 components and 1.03817 Jy ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! Estimated beam: bmin=0.7142 mas, bmaj=1.009 mas, bpa=20.21 degrees ! Estimated noise=0.242704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000415223 Jy ! Component: 100 - total flux cleaned = 0.00180984 Jy ! Component: 150 - total flux cleaned = 0.00302976 Jy ! Component: 200 - total flux cleaned = 0.00399462 Jy ! Total flux subtracted in 200 components = 0.00399462 Jy ! Clean residual min=-0.008351 max=0.010660 Jy/beam ! Clean residual mean=0.000028 rms=0.002214 Jy/beam ! Combined flux in latest and established models = 1.04217 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 246 components and 1.04217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191009Jy sigma=1.955162 ! Fit after self-cal, rms=0.190669Jy sigma=1.951995 wmodel J0542+4951_X_map.mod ! Writing 246 model components to file: J0542+4951_X_map.mod wobs J0542+4951_X_uvs.fits ! Writing UV FITS file: J0542+4951_X_uvs.fits wwins J0542+4951_X_map.win ! wwins: Wrote 12 windows to J0542+4951_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422376 Jy ! Component: 100 - total flux cleaned = 0.0061003 Jy ! Component: 150 - total flux cleaned = 0.00814307 Jy ! Component: 200 - total flux cleaned = 0.00992496 Jy ! Component: 250 - total flux cleaned = 0.0107121 Jy ! Component: 300 - total flux cleaned = 0.0113463 Jy ! Component: 350 - total flux cleaned = 0.0115927 Jy ! Component: 400 - total flux cleaned = 0.0114718 Jy ! Component: 450 - total flux cleaned = 0.0113524 Jy ! Component: 500 - total flux cleaned = 0.0111219 Jy ! Component: 550 - total flux cleaned = 0.0109 Jy ! Component: 600 - total flux cleaned = 0.0107927 Jy ! Component: 650 - total flux cleaned = 0.0108989 Jy ! Component: 700 - total flux cleaned = 0.0106845 Jy ! Component: 750 - total flux cleaned = 0.0101646 Jy ! Component: 800 - total flux cleaned = 0.00975663 Jy ! Component: 850 - total flux cleaned = 0.0092578 Jy ! Component: 900 - total flux cleaned = 0.00916146 Jy ! Component: 950 - total flux cleaned = 0.00867982 Jy ! Component: 1000 - total flux cleaned = 0.00877582 Jy ! Component: 1050 - total flux cleaned = 0.0084926 Jy ! Component: 1100 - total flux cleaned = 0.00793482 Jy ! Component: 1150 - total flux cleaned = 0.00748046 Jy ! Component: 1200 - total flux cleaned = 0.00739058 Jy ! Component: 1250 - total flux cleaned = 0.007034 Jy ! Component: 1300 - total flux cleaned = 0.00668403 Jy ! Component: 1350 - total flux cleaned = 0.00633882 Jy ! Component: 1400 - total flux cleaned = 0.00616791 Jy ! Component: 1450 - total flux cleaned = 0.00583166 Jy ! Component: 1500 - total flux cleaned = 0.00591508 Jy ! Component: 1550 - total flux cleaned = 0.00550428 Jy ! Component: 1600 - total flux cleaned = 0.0050192 Jy ! Component: 1650 - total flux cleaned = 0.00485889 Jy ! Component: 1700 - total flux cleaned = 0.0047013 Jy ! Component: 1750 - total flux cleaned = 0.00446655 Jy ! Component: 1800 - total flux cleaned = 0.00415765 Jy ! Component: 1850 - total flux cleaned = 0.00400546 Jy ! Component: 1900 - total flux cleaned = 0.00393058 Jy ! Component: 1950 - total flux cleaned = 0.00378092 Jy ! Component: 2000 - total flux cleaned = 0.003487 Jy ! Component: 2050 - total flux cleaned = 0.00348715 Jy ! Component: 2100 - total flux cleaned = 0.00341448 Jy ! Component: 2150 - total flux cleaned = 0.0029134 Jy ! Component: 2200 - total flux cleaned = 0.00312622 Jy ! Component: 2250 - total flux cleaned = 0.002845 Jy ! Component: 2300 - total flux cleaned = 0.00277451 Jy ! Component: 2350 - total flux cleaned = 0.0023615 Jy ! Component: 2400 - total flux cleaned = 0.00249882 Jy ! Component: 2450 - total flux cleaned = 0.00229655 Jy ! Component: 2500 - total flux cleaned = 0.00223051 Jy ! Component: 2550 - total flux cleaned = 0.00209861 Jy ! Component: 2600 - total flux cleaned = 0.00203297 Jy ! Component: 2650 - total flux cleaned = 0.00235826 Jy ! Component: 2700 - total flux cleaned = 0.00222901 Jy ! Component: 2750 - total flux cleaned = 0.00222838 Jy ! Component: 2800 - total flux cleaned = 0.00222804 Jy ! Component: 2850 - total flux cleaned = 0.0021651 Jy ! Component: 2900 - total flux cleaned = 0.0022273 Jy ! Component: 2950 - total flux cleaned = 0.00204296 Jy ! Component: 3000 - total flux cleaned = 0.00179805 Jy ! Component: 3050 - total flux cleaned = 0.00191915 Jy ! Component: 3100 - total flux cleaned = 0.00197961 Jy ! Component: 3150 - total flux cleaned = 0.00186018 Jy ! Component: 3200 - total flux cleaned = 0.00186048 Jy ! Component: 3250 - total flux cleaned = 0.00150802 Jy ! Component: 3300 - total flux cleaned = 0.00156606 Jy ! Component: 3350 - total flux cleaned = 0.00150787 Jy ! Component: 3400 - total flux cleaned = 0.00127857 Jy ! Component: 3450 - total flux cleaned = 0.00127906 Jy ! Component: 3500 - total flux cleaned = 0.00122271 Jy ! Component: 3550 - total flux cleaned = 0.00139007 Jy ! Component: 3600 - total flux cleaned = 0.000945331 Jy ! Component: 3650 - total flux cleaned = 0.00100074 Jy ! Component: 3700 - total flux cleaned = 0.00083647 Jy ! Component: 3750 - total flux cleaned = 0.000891018 Jy ! Component: 3800 - total flux cleaned = 0.000675666 Jy ! Component: 3850 - total flux cleaned = 0.000729106 Jy ! Component: 3900 - total flux cleaned = 0.000622656 Jy ! Component: 3950 - total flux cleaned = 0.000623098 Jy ! Component: 4000 - total flux cleaned = 0.000361129 Jy ! Component: 4050 - total flux cleaned = 4.97964e-05 Jy ! Total flux subtracted in 4096 components = 0.000308356 Jy ! Clean residual min=-0.002936 max=0.002847 Jy/beam ! Clean residual mean=0.000010 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 1.04248 Jy keep ! Adding 427 model components to the UV plane model. ! The established model now contains 672 components and 1.04248 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J0542+4951_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7142 x 1.009 at 20.21 degrees (North through East) ! Clean map min=-0.0045847 max=0.23389 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J0542+4951_X_map.fits wmodel /scr/pima/rdv76_uvs/J0542+4951_X_map.mod ! Writing 672 model components to file: /scr/pima/rdv76_uvs/J0542+4951_X_map.mod wobs /scr/pima/rdv76_uvs/J0542+4951_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J0542+4951_X_uvs.fits wwins /scr/pima/rdv76_uvs/J0542+4951_X_map.win ! wwins: Wrote 13 windows to /scr/pima/rdv76_uvs/J0542+4951_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.233891 invert ! Inverting map ! Your choice of large map pixels excluded 1.37% of the data. ! The x-axis pixel size should ideally be below 0.1841 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000945472 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.21271 1.21271 2.42542 4.85084 9.70168 19.4034 38.8067 77.6134 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.233 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 247.379 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J0542+4951_X_dfm.log closed on Fri Jun 15 03:51:51 2018