! Started logfile: /scr/pima/rv122_uvs/J1939-1525_X_dfm.log on Fri Jul 13 21:10:35 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv122_uvs/J1939-1525_X_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J1939-1525_X_uva.fits ! AN table 1: 90 integrations on 10 of 10 possible baselines. ! AN table 2: 7 integrations on 21 of 21 possible baselines. ! AN table 3: 29 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.360115 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1939-1525 ! ! 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 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 3012 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 J1939-1525_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 322 telescope corrections were flagged in sub-array 1. ! A total of 35 telescope corrections were flagged in sub-array 2. ! A total of 129 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 322 telescope corrections were flagged in sub-array 1. ! A total of 35 telescope corrections were flagged in sub-array 2. ! A total of 129 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 322 telescope corrections were flagged in sub-array 1. ! A total of 35 telescope corrections were flagged in sub-array 2. ! A total of 129 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 322 telescope corrections were flagged in sub-array 1. ! A total of 35 telescope corrections were flagged in sub-array 2. ! A total of 129 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.577100Jy sigma=19.660712 ! Fit after self-cal, rms=0.248732Jy sigma=3.012566 ! 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 1.52% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.7074 mas, bmaj=1.04 mas, bpa=9.634 degrees ! Estimated noise=1.64386 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 = 0.890907 Jy ! Component: 100 - total flux cleaned = 1.09015 Jy ! Total flux subtracted in 100 components = 1.09015 Jy ! Clean residual min=-0.025978 max=0.069866 Jy/beam ! Clean residual mean=0.000002 rms=0.005998 Jy/beam ! Combined flux in latest and established models = 1.09015 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.09015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204146Jy sigma=2.311795 ! Fit after self-cal, rms=0.204140Jy sigma=2.311711 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0729835 Jy ! Component: 100 - total flux cleaned = 0.11028 Jy ! Total flux subtracted in 100 components = 0.11028 Jy ! Clean residual min=-0.027895 max=0.041992 Jy/beam ! Clean residual mean=0.000016 rms=0.004921 Jy/beam ! Combined flux in latest and established models = 1.20043 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 1.20043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171225Jy sigma=1.841333 ! Fit after self-cal, rms=0.171222Jy sigma=1.841144 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Added new window around map position (1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.033569 Jy ! Component: 100 - total flux cleaned = 0.0373858 Jy ! Total flux subtracted in 100 components = 0.0373858 Jy ! Clean residual min=-0.023887 max=0.037284 Jy/beam ! Clean residual mean=0.000022 rms=0.004610 Jy/beam ! Combined flux in latest and established models = 1.23782 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 1.23782 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160120Jy sigma=1.740395 ! Fit after self-cal, rms=0.159038Jy sigma=1.722463 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.1661 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 1.52% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.8106 mas, bmaj=1.165 mas, bpa=9.184 degrees ! Estimated noise=1.28973 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 = 0.0115585 Jy ! Component: 100 - total flux cleaned = 0.0123649 Jy ! Component: 150 - total flux cleaned = 0.0130042 Jy ! Component: 200 - total flux cleaned = 0.0124906 Jy ! Total flux subtracted in 200 components = 0.0124906 Jy ! Clean residual min=-0.020860 max=0.030548 Jy/beam ! Clean residual mean=0.000023 rms=0.005462 Jy/beam ! Combined flux in latest and established models = 1.25031 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 1.25031 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149403Jy sigma=1.675619 ! Fit after self-cal, rms=0.148894Jy sigma=1.666549 ! Inverting map ! Your choice of large map pixels excluded 1.52% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8106 x 1.165 at 9.184 degrees (North through East) ! Clean map min=-0.019157 max=1.1091 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.97 HN 1.24 ON 0.95 SC 0.97 ! WZ 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! HH 1.06 HN 1.06 KP 1.15 LA 1.03 ! OV 1.04 PT 0.94 SC 0.98 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.96 HN 1.06 KP 1.11 ! LA 1.04 MK 0.95 OV 0.98 PT 0.89 ! SC 0.99 ! ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.98 HN 1.33 ON 0.95 SC 1.00 ! WZ 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! HH 1.12 HN 1.10 KP 1.15 LA 1.04 ! OV 1.01 PT 0.93 SC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.96 HN 1.09 KP 1.11 ! LA 1.05 MK 0.95 OV 0.99 PT 0.89 ! SC 1.00 ! ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.94 HN 1.26 ON 1.00 SC 1.00 ! WZ 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! HH 1.18 HN 1.10 KP 1.15 LA 1.05 ! OV 1.02 PT 0.93 SC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.95 HN 1.06 KP 1.12 ! LA 1.06 MK 0.96 OV 0.98 PT 0.90 ! SC 1.02 ! ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.00 HN 1.44 ON 0.99 SC 1.03 ! WZ 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! HH 1.24 HN 1.14 KP 1.17 LA 1.09 ! OV 0.98 PT 0.92 SC 0.94 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.94 HN 1.08 KP 1.11 ! LA 1.07 MK 0.94 OV 0.98 PT 0.90 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.148894Jy sigma=1.666549 ! Fit after self-cal, rms=0.080651Jy sigma=0.856140 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.9301 mas, bmaj=1.707 mas, bpa=6.781 degrees ! Estimated noise=1.35426 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 = -0.00453615 Jy ! Component: 100 - total flux cleaned = -0.00495623 Jy ! Component: 150 - total flux cleaned = -0.00530545 Jy ! Component: 200 - total flux cleaned = -0.00560383 Jy ! Total flux subtracted in 200 components = -0.00560383 Jy ! Clean residual min=-0.009338 max=0.006799 Jy/beam ! Clean residual mean=0.000046 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 1.24471 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 35 components and 1.24471 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079659Jy sigma=0.841581 ! Fit after self-cal, rms=0.079534Jy sigma=0.839024 ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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=0.079534Jy sigma=0.839024 ! Fit after self-cal, rms=0.076906Jy sigma=0.781340 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.932 mas, bmaj=1.709 mas, bpa=6.772 degrees ! Estimated noise=1.35404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00394563 Jy ! Component: 100 - total flux cleaned = -0.00438834 Jy ! Component: 150 - total flux cleaned = -0.00463475 Jy ! Component: 200 - total flux cleaned = -0.00474381 Jy ! Total flux subtracted in 200 components = -0.00474381 Jy ! Clean residual min=-0.008530 max=0.006237 Jy/beam ! Clean residual mean=0.000018 rms=0.001257 Jy/beam ! Combined flux in latest and established models = 1.23996 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 1.23996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076393Jy sigma=0.772641 ! Fit after self-cal, rms=0.076192Jy sigma=0.771156 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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 = -0.0011543 Jy ! Component: 100 - total flux cleaned = -0.00115053 Jy ! Component: 150 - total flux cleaned = -0.00125516 Jy ! Component: 200 - total flux cleaned = -0.00116353 Jy ! Total flux subtracted in 200 components = -0.00116353 Jy ! Clean residual min=-0.008288 max=0.006349 Jy/beam ! Clean residual mean=0.000017 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 1.2388 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 1.2388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075843Jy sigma=0.766254 ! Fit after self-cal, rms=0.075729Jy sigma=0.765430 ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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=0.075729Jy sigma=0.765430 ! Fit after self-cal, rms=0.073658Jy sigma=0.730817 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.9327 mas, bmaj=1.71 mas, bpa=6.778 degrees ! Estimated noise=1.35412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00259302 Jy ! Component: 100 - total flux cleaned = -0.00280811 Jy ! Component: 150 - total flux cleaned = -0.00290097 Jy ! Component: 200 - total flux cleaned = -0.00289842 Jy ! Total flux subtracted in 200 components = -0.00289842 Jy ! Clean residual min=-0.006599 max=0.005877 Jy/beam ! Clean residual mean=0.000000 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 1.2359 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 1.2359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073341Jy sigma=0.726118 ! Fit after self-cal, rms=0.073224Jy sigma=0.725205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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 = -0.000920711 Jy ! Component: 100 - total flux cleaned = -0.000833704 Jy ! Component: 150 - total flux cleaned = -0.000833866 Jy ! Component: 200 - total flux cleaned = -0.000831162 Jy ! Total flux subtracted in 200 components = -0.000831162 Jy ! Clean residual min=-0.006456 max=0.005916 Jy/beam ! Clean residual mean=-0.000000 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 1.23507 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 1.23507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072992Jy sigma=0.722215 ! Fit after self-cal, rms=0.072914Jy sigma=0.721662 ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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=0.072914Jy sigma=0.721662 ! Fit after self-cal, rms=0.072949Jy sigma=0.720567 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=2.733 mas, bmaj=4.836 mas, bpa=18.8 degrees ! Estimated noise=1.59435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.001577 Jy ! Component: 100 - total flux cleaned = -0.00158011 Jy ! Component: 150 - total flux cleaned = -0.00164263 Jy ! Component: 200 - total flux cleaned = -0.00159555 Jy ! Total flux subtracted in 200 components = -0.00159555 Jy ! Clean residual min=-0.004439 max=0.005128 Jy/beam ! Clean residual mean=0.000002 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 1.23347 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 1.23347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072957Jy sigma=0.719663 ! Fit after self-cal, rms=0.072784Jy sigma=0.717908 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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 (-0.2, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353944 Jy ! Component: 100 - total flux cleaned = 0.00453507 Jy ! Component: 150 - total flux cleaned = 0.00500053 Jy ! Component: 200 - total flux cleaned = 0.00530958 Jy ! Total flux subtracted in 200 components = 0.00530958 Jy ! Clean residual min=-0.003814 max=0.003847 Jy/beam ! Clean residual mean=0.000010 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 1.23878 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 80 components and 1.23878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072511Jy sigma=0.711945 ! Fit after self-cal, rms=0.072440Jy sigma=0.711064 ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.9331 mas, bmaj=1.71 mas, bpa=6.766 degrees ! Estimated noise=1.35412 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9331 x 1.71 at 6.766 degrees (North through East) ! Clean map min=-0.0057002 max=1.1265 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=0.072440Jy sigma=0.711064 ! Fit after self-cal, rms=0.066988Jy sigma=0.653380 ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.9333 mas, bmaj=1.712 mas, bpa=6.806 degrees ! Estimated noise=1.3534 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127639 Jy ! Component: 100 - total flux cleaned = 0.00170488 Jy ! Component: 150 - total flux cleaned = 0.00158185 Jy ! Component: 200 - total flux cleaned = 0.00157962 Jy ! Total flux subtracted in 200 components = 0.00157962 Jy ! Clean residual min=-0.005428 max=0.003863 Jy/beam ! Clean residual mean=0.000008 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 1.24036 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 1.24036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066321Jy sigma=0.646142 ! Fit after self-cal, rms=0.066253Jy sigma=0.645694 ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.17931e-05 Jy ! Component: 100 - total flux cleaned = -3.80294e-05 Jy ! Component: 150 - total flux cleaned = -0.000245211 Jy ! Component: 200 - total flux cleaned = -0.000643114 Jy ! Total flux subtracted in 200 components = -0.000643114 Jy ! Clean residual min=-0.005102 max=0.003803 Jy/beam ! Clean residual mean=0.000008 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 1.23972 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 123 components and 1.23972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065831Jy sigma=0.641613 ! Fit after self-cal, rms=0.065798Jy sigma=0.641434 ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065798Jy sigma=0.641434 ! Fit after self-cal, rms=0.065650Jy sigma=0.640879 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 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.728 mas, bmaj=1.381 mas, bpa=5.356 degrees ! Estimated noise=1.7244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.885176 Jy ! Component: 100 - total flux cleaned = 1.08046 Jy ! Component: 150 - total flux cleaned = 1.14821 Jy ! Component: 200 - total flux cleaned = 1.18316 Jy ! Total flux subtracted in 200 components = 1.18316 Jy ! Clean residual min=-0.008264 max=0.017719 Jy/beam ! Clean residual mean=-0.000010 rms=0.001845 Jy/beam ! Combined flux in latest and established models = 1.18316 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.18316 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.9332 mas, bmaj=1.71 mas, bpa=6.847 degrees ! Estimated noise=1.35332 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 = 0.0279938 Jy ! Component: 100 - total flux cleaned = 0.0417048 Jy ! Component: 150 - total flux cleaned = 0.0493747 Jy ! Component: 200 - total flux cleaned = 0.0522056 Jy ! Total flux subtracted in 200 components = 0.0522056 Jy ! Clean residual min=-0.005570 max=0.004295 Jy/beam ! Clean residual mean=0.000005 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 1.23537 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 34 components and 1.23537 Jy ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 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 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=2.73 mas, bmaj=4.837 mas, bpa=18.87 degrees ! Estimated noise=1.59341 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256565 Jy ! Component: 100 - total flux cleaned = 0.00333398 Jy ! Component: 150 - total flux cleaned = 0.00333931 Jy ! Component: 200 - total flux cleaned = 0.00334073 Jy ! Total flux subtracted in 200 components = 0.00334073 Jy ! Clean residual min=-0.004434 max=0.003719 Jy/beam ! Clean residual mean=0.000013 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 1.23871 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 = -4.29428e-06 Jy ! Component: 100 - total flux cleaned = -0.000191072 Jy ! Component: 150 - total flux cleaned = -0.000133313 Jy ! Component: 200 - total flux cleaned = -0.000244515 Jy ! Total flux subtracted in 200 components = -0.000244515 Jy ! Clean residual min=-0.004075 max=0.003641 Jy/beam ! Clean residual mean=0.000012 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 1.23846 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 84 components and 1.23846 Jy ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! Estimated beam: bmin=0.9332 mas, bmaj=1.71 mas, bpa=6.847 degrees ! Estimated noise=1.35332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.63609e-05 Jy ! Component: 100 - total flux cleaned = 6.83376e-05 Jy ! Component: 150 - total flux cleaned = 7.09043e-05 Jy ! Component: 200 - total flux cleaned = -5.92067e-05 Jy ! Total flux subtracted in 200 components = -5.92067e-05 Jy ! Clean residual min=-0.004847 max=0.003951 Jy/beam ! Clean residual mean=0.000007 rms=0.000902 Jy/beam ! Combined flux in latest and established models = 1.2384 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 113 components and 1.2384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067404Jy sigma=0.651909 ! Fit after self-cal, rms=0.066985Jy sigma=0.648787 wmodel J1939-1525_X_map.mod ! Writing 113 model components to file: J1939-1525_X_map.mod wobs J1939-1525_X_uvs.fits ! Writing UV FITS file: J1939-1525_X_uvs.fits wwins J1939-1525_X_map.win ! wwins: Wrote 3 windows to J1939-1525_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 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0021456 Jy ! Component: 100 - total flux cleaned = -0.00331906 Jy ! Component: 150 - total flux cleaned = -0.00373297 Jy ! Component: 200 - total flux cleaned = -0.00406243 Jy ! Component: 250 - total flux cleaned = -0.0043187 Jy ! Component: 300 - total flux cleaned = -0.00444537 Jy ! Component: 350 - total flux cleaned = -0.00469145 Jy ! Component: 400 - total flux cleaned = -0.00487226 Jy ! Component: 450 - total flux cleaned = -0.00522755 Jy ! Component: 500 - total flux cleaned = -0.00569099 Jy ! Component: 550 - total flux cleaned = -0.00580542 Jy ! Component: 600 - total flux cleaned = -0.00619817 Jy ! Component: 650 - total flux cleaned = -0.00653075 Jy ! Component: 700 - total flux cleaned = -0.0067488 Jy ! Component: 750 - total flux cleaned = -0.00685543 Jy ! Component: 800 - total flux cleaned = -0.0068555 Jy ! Component: 850 - total flux cleaned = -0.00696116 Jy ! Component: 900 - total flux cleaned = -0.00696008 Jy ! Component: 950 - total flux cleaned = -0.00680481 Jy ! Component: 1000 - total flux cleaned = -0.00685589 Jy ! Component: 1050 - total flux cleaned = -0.0068051 Jy ! Component: 1100 - total flux cleaned = -0.0069046 Jy ! Component: 1150 - total flux cleaned = -0.0068055 Jy ! Component: 1200 - total flux cleaned = -0.00675641 Jy ! Component: 1250 - total flux cleaned = -0.00675696 Jy ! Component: 1300 - total flux cleaned = -0.00690199 Jy ! Component: 1350 - total flux cleaned = -0.00690254 Jy ! Component: 1400 - total flux cleaned = -0.00676016 Jy ! Component: 1450 - total flux cleaned = -0.00685489 Jy ! Component: 1500 - total flux cleaned = -0.00671422 Jy ! Component: 1550 - total flux cleaned = -0.0066678 Jy ! Component: 1600 - total flux cleaned = -0.00652984 Jy ! Component: 1650 - total flux cleaned = -0.00675862 Jy ! Component: 1700 - total flux cleaned = -0.00675862 Jy ! Component: 1750 - total flux cleaned = -0.00675863 Jy ! Component: 1800 - total flux cleaned = -0.00657977 Jy ! Component: 1850 - total flux cleaned = -0.00649097 Jy ! Component: 1900 - total flux cleaned = -0.00666765 Jy ! Component: 1950 - total flux cleaned = -0.00653588 Jy ! Component: 2000 - total flux cleaned = -0.00662336 Jy ! Component: 2050 - total flux cleaned = -0.00675291 Jy ! Component: 2100 - total flux cleaned = -0.00692515 Jy ! Component: 2150 - total flux cleaned = -0.0068822 Jy ! Component: 2200 - total flux cleaned = -0.00679683 Jy ! Component: 2250 - total flux cleaned = -0.00679673 Jy ! Component: 2300 - total flux cleaned = -0.00679656 Jy ! Component: 2350 - total flux cleaned = -0.00671295 Jy ! Component: 2400 - total flux cleaned = -0.00650471 Jy ! Component: 2450 - total flux cleaned = -0.00658723 Jy ! Component: 2500 - total flux cleaned = -0.00650459 Jy ! Component: 2550 - total flux cleaned = -0.00650471 Jy ! Component: 2600 - total flux cleaned = -0.00642318 Jy ! Component: 2650 - total flux cleaned = -0.00622029 Jy ! Component: 2700 - total flux cleaned = -0.00634138 Jy ! Component: 2750 - total flux cleaned = -0.00618038 Jy ! Component: 2800 - total flux cleaned = -0.00629995 Jy ! Component: 2850 - total flux cleaned = -0.00614088 Jy ! Component: 2900 - total flux cleaned = -0.0060619 Jy ! Component: 2950 - total flux cleaned = -0.00602296 Jy ! Component: 3000 - total flux cleaned = -0.00586639 Jy ! Component: 3050 - total flux cleaned = -0.00598324 Jy ! Component: 3100 - total flux cleaned = -0.00594436 Jy ! Component: 3150 - total flux cleaned = -0.00590566 Jy ! Component: 3200 - total flux cleaned = -0.00575169 Jy ! Component: 3250 - total flux cleaned = -0.00559922 Jy ! Component: 3300 - total flux cleaned = -0.0057134 Jy ! Component: 3350 - total flux cleaned = -0.00559976 Jy ! Component: 3400 - total flux cleaned = -0.00575074 Jy ! Component: 3450 - total flux cleaned = -0.00556345 Jy ! Component: 3500 - total flux cleaned = -0.00563835 Jy ! Component: 3550 - total flux cleaned = -0.00567546 Jy ! Component: 3600 - total flux cleaned = -0.00571238 Jy ! Component: 3650 - total flux cleaned = -0.00567564 Jy ! Component: 3700 - total flux cleaned = -0.00571244 Jy ! Component: 3750 - total flux cleaned = -0.00552986 Jy ! Component: 3800 - total flux cleaned = -0.00549341 Jy ! Component: 3850 - total flux cleaned = -0.00531249 Jy ! Component: 3900 - total flux cleaned = -0.00538481 Jy ! Component: 3950 - total flux cleaned = -0.00542047 Jy ! Component: 4000 - total flux cleaned = -0.00531316 Jy ! Component: 4050 - total flux cleaned = -0.00541997 Jy ! Total flux subtracted in 4096 components = -0.00527841 Jy ! Clean residual min=-0.002151 max=0.002145 Jy/beam ! Clean residual mean=0.000003 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 1.23312 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 401 components and 1.23312 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J1939-1525_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9332 x 1.71 at 6.847 degrees (North through East) ! Clean map min=-0.0033906 max=1.1299 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J1939-1525_X_map.fits wmodel /scr/pima/rv122_uvs/J1939-1525_X_map.mod ! Writing 401 model components to file: /scr/pima/rv122_uvs/J1939-1525_X_map.mod wobs /scr/pima/rv122_uvs/J1939-1525_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J1939-1525_X_uvs.fits wwins /scr/pima/rv122_uvs/J1939-1525_X_map.win ! wwins: Wrote 4 windows to /scr/pima/rv122_uvs/J1939-1525_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.12988 invert ! Inverting map ! Your choice of large map pixels excluded 1.91% of the data. ! The x-axis pixel size should ideally be below 0.1661 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000576338 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.153027 0.153027 0.306054 0.612107 1.22421 2.44843 4.89686 9.79371 19.5874 39.1749 78.3497 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.129 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1960.44 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J1939-1525_X_dfm.log closed on Fri Jul 13 21:10:39 2018