! Started logfile: /scr/pima/rdv76_uvs/J2000-1748_X_dfm.log on Fri Jun 15 03:56:57 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/J2000-1748_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J2000-1748_X_uva.fits ! AN table 1: 21 integrations on 1 of 1 possible baselines. ! AN table 2: 39 integrations on 21 of 21 possible baselines. ! AN table 3: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.584249 visibilities/baseline/integration-bin. ! Found source: J2000-1748 ! ! 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 6380 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 J2000-1748_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 42 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! A total of 196 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! A total of 196 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! A total of 196 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! A total of 188 telescope corrections were flagged in sub-array 2. ! A total of 196 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=2.523123Jy sigma=20.103161 ! Fit after self-cal, rms=1.393270Jy sigma=11.099829 ! 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 0.363% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.5893 mas, bmaj=1.926 mas, bpa=-7.809 degrees ! Estimated noise=1.84379 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 = 1.79961 Jy ! Component: 100 - total flux cleaned = 2.20631 Jy ! Total flux subtracted in 100 components = 2.20631 Jy ! Clean residual min=-0.049726 max=0.146287 Jy/beam ! Clean residual mean=-0.000110 rms=0.011432 Jy/beam ! Combined flux in latest and established models = 2.20631 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 2.20631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330538Jy sigma=2.570932 ! Fit after self-cal, rms=0.330516Jy sigma=2.570869 ! Inverting map ! Your choice of large map pixels excluded 0.363% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.150147 Jy ! Component: 100 - total flux cleaned = 0.222367 Jy ! Total flux subtracted in 100 components = 0.222367 Jy ! Clean residual min=-0.029791 max=0.041322 Jy/beam ! Clean residual mean=-0.000067 rms=0.007073 Jy/beam ! Combined flux in latest and established models = 2.42867 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 2.42867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248374Jy sigma=1.831233 ! Fit after self-cal, rms=0.248194Jy sigma=1.829763 ! Inverting map ! Your choice of large map pixels excluded 0.363% of the data. ! The x-axis pixel size should ideally be below 0.1958 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 0.363% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7214 mas, bmaj=2.207 mas, bpa=-7.512 degrees ! Estimated noise=1.49855 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 (0.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0481625 Jy ! Component: 100 - total flux cleaned = 0.0682519 Jy ! Component: 150 - total flux cleaned = 0.0743813 Jy ! Component: 200 - total flux cleaned = 0.0780021 Jy ! Total flux subtracted in 200 components = 0.0780021 Jy ! Clean residual min=-0.021498 max=0.021949 Jy/beam ! Clean residual mean=-0.000144 rms=0.004926 Jy/beam ! Combined flux in latest and established models = 2.50667 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 2.50667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238421Jy sigma=1.741108 ! Fit after self-cal, rms=0.238189Jy sigma=1.738240 ! Inverting map ! Your choice of large map pixels excluded 0.363% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7214 x 2.207 at -7.512 degrees (North through East) ! Clean map min=-0.020098 max=2.3296 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! WZ 0.00* ZC 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 1.02 LA 0.98 NL 1.06 ! PT 1.02 SC 1.02 WZ 1.02 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 KK 0.99 KP 0.99 ! LA 0.98 MK 0.99 NL 1.00 OV 1.01 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! WZ 0.00* ZC 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 1.01 LA 0.97 NL 1.06 ! PT 1.03 SC 0.98 WZ 1.04 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.99 KK 0.99 KP 0.99 ! LA 0.99 MK 0.98 NL 1.00 OV 1.02 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! WZ 0.00* ZC 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.01 KP 1.01 LA 0.99 NL 1.07 ! PT 1.03 SC 1.00 WZ 1.03 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 KK 0.97 KP 0.99 ! LA 0.98 MK 0.98 NL 1.00 OV 1.01 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! WZ 0.00* ZC 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 KP 1.02 LA 0.96 NL 1.08 ! PT 1.02 SC 1.00 WZ 1.07 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.99 KK 0.98 KP 0.99 ! LA 0.98 MK 0.99 NL 0.98 OV 1.01 ! PT 1.00 SC 0.99 ! ! ! Fit before self-cal, rms=0.238189Jy sigma=1.738240 ! Fit after self-cal, rms=0.223540Jy sigma=1.629012 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7347 mas, bmaj=2.211 mas, bpa=-7.81 degrees ! Estimated noise=1.51293 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 = -0.00435119 Jy ! Component: 100 - total flux cleaned = -0.00643138 Jy ! Component: 150 - total flux cleaned = -0.00809629 Jy ! Component: 200 - total flux cleaned = -0.00878866 Jy ! Total flux subtracted in 200 components = -0.00878866 Jy ! Clean residual min=-0.014920 max=0.013838 Jy/beam ! Clean residual mean=-0.000034 rms=0.003600 Jy/beam ! Combined flux in latest and established models = 2.49789 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 40 components and 2.49789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222565Jy sigma=1.622434 ! Fit after self-cal, rms=0.222483Jy sigma=1.621744 ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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=0.222483Jy sigma=1.621744 ! Fit after self-cal, rms=0.216815Jy sigma=1.583361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7329 mas, bmaj=2.211 mas, bpa=-7.839 degrees ! Estimated noise=1.51032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00558837 Jy ! Component: 100 - total flux cleaned = 0.00604822 Jy ! Component: 150 - total flux cleaned = 0.00567013 Jy ! Component: 200 - total flux cleaned = 0.00517324 Jy ! Total flux subtracted in 200 components = 0.00517324 Jy ! Clean residual min=-0.013542 max=0.012484 Jy/beam ! Clean residual mean=-0.000029 rms=0.002985 Jy/beam ! Combined flux in latest and established models = 2.50306 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 2.50306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216314Jy sigma=1.580601 ! Fit after self-cal, rms=0.216319Jy sigma=1.580376 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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 = 0.000259347 Jy ! Component: 100 - total flux cleaned = 0.000104979 Jy ! Component: 150 - total flux cleaned = -3.50799e-05 Jy ! Component: 200 - total flux cleaned = -3.85856e-05 Jy ! Total flux subtracted in 200 components = -3.85856e-05 Jy ! Clean residual min=-0.013595 max=0.012438 Jy/beam ! Clean residual mean=-0.000029 rms=0.002973 Jy/beam ! Combined flux in latest and established models = 2.50302 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 2.50302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216103Jy sigma=1.579333 ! Fit after self-cal, rms=0.216108Jy sigma=1.579246 ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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=0.216108Jy sigma=1.579246 ! Fit after self-cal, rms=0.205037Jy sigma=1.513019 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7335 mas, bmaj=2.209 mas, bpa=-7.865 degrees ! Estimated noise=1.51197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317835 Jy ! Component: 100 - total flux cleaned = 0.00399229 Jy ! Component: 150 - total flux cleaned = 0.00451977 Jy ! Component: 200 - total flux cleaned = 0.00513726 Jy ! Total flux subtracted in 200 components = 0.00513726 Jy ! Clean residual min=-0.008787 max=0.008929 Jy/beam ! Clean residual mean=-0.000023 rms=0.002149 Jy/beam ! Combined flux in latest and established models = 2.50816 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 2.50816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204663Jy sigma=1.510443 ! Fit after self-cal, rms=0.204726Jy sigma=1.510253 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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 = 0.000111783 Jy ! Component: 100 - total flux cleaned = 0.000504367 Jy ! Component: 150 - total flux cleaned = 0.000736858 Jy ! Component: 200 - total flux cleaned = 0.000735131 Jy ! Total flux subtracted in 200 components = 0.000735131 Jy ! Clean residual min=-0.008808 max=0.008711 Jy/beam ! Clean residual mean=-0.000023 rms=0.002132 Jy/beam ! Combined flux in latest and established models = 2.50889 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 65 components and 2.50889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204577Jy sigma=1.509224 ! Fit after self-cal, rms=0.204573Jy sigma=1.509177 ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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=0.204573Jy sigma=1.509177 ! Fit after self-cal, rms=0.204527Jy sigma=1.508754 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=2.439 mas, bmaj=4.567 mas, bpa=-7.512 degrees ! Estimated noise=1.99593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181499 Jy ! Component: 100 - total flux cleaned = 0.00221536 Jy ! Component: 150 - total flux cleaned = 0.00247299 Jy ! Component: 200 - total flux cleaned = 0.00263182 Jy ! Total flux subtracted in 200 components = 0.00263182 Jy ! Clean residual min=-0.008047 max=0.009278 Jy/beam ! Clean residual mean=-0.000031 rms=0.002597 Jy/beam ! Combined flux in latest and established models = 2.51152 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 2.51152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204472Jy sigma=1.508288 ! Fit after self-cal, rms=0.204461Jy sigma=1.508247 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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 = 8.31366e-05 Jy ! Component: 100 - total flux cleaned = 0.000156012 Jy ! Component: 150 - total flux cleaned = 0.000154617 Jy ! Component: 200 - total flux cleaned = 0.000153796 Jy ! Total flux subtracted in 200 components = 0.000153796 Jy ! Clean residual min=-0.007956 max=0.009213 Jy/beam ! Clean residual mean=-0.000031 rms=0.002595 Jy/beam ! Combined flux in latest and established models = 2.51168 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 74 components and 2.51168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204432Jy sigma=1.508043 ! Fit after self-cal, rms=0.204427Jy sigma=1.508022 ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7335 mas, bmaj=2.208 mas, bpa=-7.883 degrees ! Estimated noise=1.51205 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7335 x 2.208 at -7.883 degrees (North through East) ! Clean map min=-0.012473 max=2.3236 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204427Jy sigma=1.508022 ! Fit after self-cal, rms=0.178903Jy sigma=1.273388 ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7328 mas, bmaj=2.208 mas, bpa=-7.895 degrees ! Estimated noise=1.5123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174738 Jy ! Component: 100 - total flux cleaned = 0.00236162 Jy ! Component: 150 - total flux cleaned = 0.00287874 Jy ! Component: 200 - total flux cleaned = 0.00287948 Jy ! Total flux subtracted in 200 components = 0.00287948 Jy ! Clean residual min=-0.008270 max=0.008171 Jy/beam ! Clean residual mean=-0.000017 rms=0.002033 Jy/beam ! Combined flux in latest and established models = 2.51456 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 2.51456 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178727Jy sigma=1.272318 ! Fit after self-cal, rms=0.178723Jy sigma=1.272250 ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.80853e-05 Jy ! Component: 100 - total flux cleaned = 3.54778e-05 Jy ! Component: 150 - total flux cleaned = 0.000114568 Jy ! Component: 200 - total flux cleaned = 0.000185274 Jy ! Total flux subtracted in 200 components = 0.000185274 Jy ! Clean residual min=-0.008344 max=0.008131 Jy/beam ! Clean residual mean=-0.000017 rms=0.002026 Jy/beam ! Combined flux in latest and established models = 2.51474 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 88 components and 2.51474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178647Jy sigma=1.271769 ! Fit after self-cal, rms=0.178650Jy sigma=1.271743 ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178650Jy sigma=1.271743 ! Fit after self-cal, rms=0.178616Jy sigma=1.271471 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 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.5922 mas, bmaj=1.915 mas, bpa=-7.904 degrees ! Estimated noise=1.87371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.79515 Jy ! Component: 100 - total flux cleaned = 2.19988 Jy ! Component: 150 - total flux cleaned = 2.34993 Jy ! Component: 200 - total flux cleaned = 2.41941 Jy ! Total flux subtracted in 200 components = 2.41941 Jy ! Clean residual min=-0.014250 max=0.031774 Jy/beam ! Clean residual mean=-0.000032 rms=0.003471 Jy/beam ! Combined flux in latest and established models = 2.41941 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 12 model components to the UV plane model. ! The established model now contains 12 components and 2.41941 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7326 mas, bmaj=2.207 mas, bpa=-7.909 degrees ! Estimated noise=1.51255 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 = 0.0474553 Jy ! Component: 100 - total flux cleaned = 0.0707163 Jy ! Component: 150 - total flux cleaned = 0.0836574 Jy ! Component: 200 - total flux cleaned = 0.0913598 Jy ! Total flux subtracted in 200 components = 0.0913598 Jy ! Clean residual min=-0.008447 max=0.008426 Jy/beam ! Clean residual mean=-0.000012 rms=0.002062 Jy/beam ! Combined flux in latest and established models = 2.51077 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 46 components and 2.51077 Jy ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 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 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=2.438 mas, bmaj=4.566 mas, bpa=-7.536 degrees ! Estimated noise=1.99905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00410492 Jy ! Component: 100 - total flux cleaned = 0.00482065 Jy ! Component: 150 - total flux cleaned = 0.00525345 Jy ! Component: 200 - total flux cleaned = 0.00525689 Jy ! Total flux subtracted in 200 components = 0.00525689 Jy ! Clean residual min=-0.007977 max=0.008998 Jy/beam ! Clean residual mean=-0.000021 rms=0.002498 Jy/beam ! Combined flux in latest and established models = 2.51602 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 = 2.18934e-07 Jy ! Component: 100 - total flux cleaned = -3.34694e-07 Jy ! Component: 150 - total flux cleaned = -6.01405e-05 Jy ! Component: 200 - total flux cleaned = -5.85825e-05 Jy ! Total flux subtracted in 200 components = -5.85825e-05 Jy ! Clean residual min=-0.008001 max=0.008925 Jy/beam ! Clean residual mean=-0.000021 rms=0.002484 Jy/beam ! Combined flux in latest and established models = 2.51597 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 69 components and 2.51597 Jy ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! Estimated beam: bmin=0.7326 mas, bmaj=2.207 mas, bpa=-7.909 degrees ! Estimated noise=1.51255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000768934 Jy ! Component: 100 - total flux cleaned = -0.000766995 Jy ! Component: 150 - total flux cleaned = -0.000486843 Jy ! Component: 200 - total flux cleaned = -0.000239549 Jy ! Total flux subtracted in 200 components = -0.000239549 Jy ! Clean residual min=-0.008393 max=0.008519 Jy/beam ! Clean residual mean=-0.000009 rms=0.002010 Jy/beam ! Combined flux in latest and established models = 2.51573 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 2.51573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178872Jy sigma=1.272218 ! Fit after self-cal, rms=0.178754Jy sigma=1.271460 wmodel J2000-1748_X_map.mod ! Writing 82 model components to file: J2000-1748_X_map.mod wobs J2000-1748_X_uvs.fits ! Writing UV FITS file: J2000-1748_X_uvs.fits wwins J2000-1748_X_map.win ! wwins: Wrote 2 windows to J2000-1748_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 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000947313 Jy ! Component: 100 - total flux cleaned = 0.000948829 Jy ! Component: 150 - total flux cleaned = 0.00109001 Jy ! Component: 200 - total flux cleaned = 0.00149167 Jy ! Component: 250 - total flux cleaned = 0.00110156 Jy ! Component: 300 - total flux cleaned = 0.000973944 Jy ! Component: 350 - total flux cleaned = 0.000476686 Jy ! Component: 400 - total flux cleaned = 0.000232752 Jy ! Component: 450 - total flux cleaned = 0.00035607 Jy ! Component: 500 - total flux cleaned = 0.000593335 Jy ! Component: 550 - total flux cleaned = 0.000944405 Jy ! Component: 600 - total flux cleaned = 0.00128876 Jy ! Component: 650 - total flux cleaned = 0.00140347 Jy ! Component: 700 - total flux cleaned = 0.001405 Jy ! Component: 750 - total flux cleaned = 0.00184807 Jy ! Component: 800 - total flux cleaned = 0.00195449 Jy ! Component: 850 - total flux cleaned = 0.00195382 Jy ! Component: 900 - total flux cleaned = 0.00205972 Jy ! Component: 950 - total flux cleaned = 0.0022725 Jy ! Component: 1000 - total flux cleaned = 0.00248328 Jy ! Component: 1050 - total flux cleaned = 0.00268939 Jy ! Component: 1100 - total flux cleaned = 0.00309628 Jy ! Component: 1150 - total flux cleaned = 0.00329704 Jy ! Component: 1200 - total flux cleaned = 0.00329704 Jy ! Component: 1250 - total flux cleaned = 0.00369206 Jy ! Component: 1300 - total flux cleaned = 0.00398432 Jy ! Component: 1350 - total flux cleaned = 0.00427506 Jy ! Component: 1400 - total flux cleaned = 0.00417954 Jy ! Component: 1450 - total flux cleaned = 0.00475172 Jy ! Component: 1500 - total flux cleaned = 0.00512838 Jy ! Component: 1550 - total flux cleaned = 0.00522206 Jy ! Component: 1600 - total flux cleaned = 0.00549972 Jy ! Component: 1650 - total flux cleaned = 0.00549996 Jy ! Component: 1700 - total flux cleaned = 0.00577552 Jy ! Component: 1750 - total flux cleaned = 0.00641198 Jy ! Component: 1800 - total flux cleaned = 0.00614183 Jy ! Component: 1850 - total flux cleaned = 0.00703525 Jy ! Component: 1900 - total flux cleaned = 0.0072127 Jy ! Component: 1950 - total flux cleaned = 0.00712404 Jy ! Component: 2000 - total flux cleaned = 0.00764953 Jy ! Component: 2050 - total flux cleaned = 0.00791026 Jy ! Component: 2100 - total flux cleaned = 0.00825516 Jy ! Component: 2150 - total flux cleaned = 0.0087675 Jy ! Component: 2200 - total flux cleaned = 0.009022 Jy ! Component: 2250 - total flux cleaned = 0.00918976 Jy ! Component: 2300 - total flux cleaned = 0.00977606 Jy ! Component: 2350 - total flux cleaned = 0.00952662 Jy ! Component: 2400 - total flux cleaned = 0.0101052 Jy ! Component: 2450 - total flux cleaned = 0.0098583 Jy ! Component: 2500 - total flux cleaned = 0.0102664 Jy ! Component: 2550 - total flux cleaned = 0.0105912 Jy ! Component: 2600 - total flux cleaned = 0.0106709 Jy ! Component: 2650 - total flux cleaned = 0.0108307 Jy ! Component: 2700 - total flux cleaned = 0.0112281 Jy ! Component: 2750 - total flux cleaned = 0.0109912 Jy ! Component: 2800 - total flux cleaned = 0.0109128 Jy ! Component: 2850 - total flux cleaned = 0.0114585 Jy ! Component: 2900 - total flux cleaned = 0.0114585 Jy ! Component: 2950 - total flux cleaned = 0.0112272 Jy ! Component: 3000 - total flux cleaned = 0.0113804 Jy ! Component: 3050 - total flux cleaned = 0.0117605 Jy ! Component: 3100 - total flux cleaned = 0.0116842 Jy ! Component: 3150 - total flux cleaned = 0.011609 Jy ! Component: 3200 - total flux cleaned = 0.0117588 Jy ! Component: 3250 - total flux cleaned = 0.0117583 Jy ! Component: 3300 - total flux cleaned = 0.0119803 Jy ! Component: 3350 - total flux cleaned = 0.0119063 Jy ! Component: 3400 - total flux cleaned = 0.0118333 Jy ! Component: 3450 - total flux cleaned = 0.011907 Jy ! Component: 3500 - total flux cleaned = 0.0118346 Jy ! Component: 3550 - total flux cleaned = 0.0118354 Jy ! Component: 3600 - total flux cleaned = 0.0120503 Jy ! Component: 3650 - total flux cleaned = 0.0121926 Jy ! Component: 3700 - total flux cleaned = 0.0121921 Jy ! Component: 3750 - total flux cleaned = 0.0123331 Jy ! Component: 3800 - total flux cleaned = 0.0125431 Jy ! Component: 3850 - total flux cleaned = 0.0125428 Jy ! Component: 3900 - total flux cleaned = 0.0126123 Jy ! Component: 3950 - total flux cleaned = 0.0127494 Jy ! Component: 4000 - total flux cleaned = 0.0124754 Jy ! Component: 4050 - total flux cleaned = 0.0127477 Jy ! Total flux subtracted in 4096 components = 0.0128842 Jy ! Clean residual min=-0.004138 max=0.004822 Jy/beam ! Clean residual mean=-0.000005 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 2.52861 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 417 components and 2.52861 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J2000-1748_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7326 x 2.207 at -7.909 degrees (North through East) ! Clean map min=-0.0066126 max=2.3307 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J2000-1748_X_map.fits wmodel /scr/pima/rdv76_uvs/J2000-1748_X_map.mod ! Writing 417 model components to file: /scr/pima/rdv76_uvs/J2000-1748_X_map.mod wobs /scr/pima/rdv76_uvs/J2000-1748_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J2000-1748_X_uvs.fits wwins /scr/pima/rdv76_uvs/J2000-1748_X_map.win ! wwins: Wrote 3 windows to /scr/pima/rdv76_uvs/J2000-1748_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.33074 invert ! Inverting map ! Your choice of large map pixels excluded 0.373% of the data. ! The x-axis pixel size should ideally be below 0.1958 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00118203 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.152145 0.152145 0.304289 0.608579 1.21716 2.43431 4.86863 9.73726 19.4745 38.949 77.8981 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0035 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.33 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1971.81 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J2000-1748_X_dfm.log closed on Fri Jun 15 03:57:01 2018