! Started logfile: /vlbi/sb072/temp_maps//J2131-1207_X_dfm.log on Fri Jan 25 19:53:41 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J2131-1207_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2131-1207_X_uva.fits ! AN table 1: 6 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2131-1207 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2160 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 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 J2131-1207_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.499556Jy sigma=52.632399 ! Fit after self-cal, rms=0.601816Jy sigma=21.035683 ! 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 ! Estimated beam: bmin=0.7001 mas, bmaj=1.962 mas, bpa=-4.931 degrees ! Estimated noise=0.640442 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 = 0.713916 Jy ! Component: 100 - total flux cleaned = 1.01623 Jy ! Total flux subtracted in 100 components = 1.01623 Jy ! Clean residual min=-0.092604 max=0.154669 Jy/beam ! Clean residual mean=-0.000137 rms=0.023396 Jy/beam ! Combined flux in latest and established models = 1.01623 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.01623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.424075Jy sigma=14.592345 ! Fit after self-cal, rms=0.417872Jy sigma=14.413688 ! Inverting map ! Added new window around map position (2.4, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15222 Jy ! Component: 100 - total flux cleaned = 0.24373 Jy ! Total flux subtracted in 100 components = 0.24373 Jy ! Clean residual min=-0.068552 max=0.136814 Jy/beam ! Clean residual mean=-0.000098 rms=0.018613 Jy/beam ! Combined flux in latest and established models = 1.25996 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 1.25996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.333662Jy sigma=11.626391 ! Fit after self-cal, rms=0.330349Jy sigma=11.498528 ! Inverting map ! Added new window around map position (-2, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.13873 Jy ! Component: 100 - total flux cleaned = 0.225036 Jy ! Total flux subtracted in 100 components = 0.225036 Jy ! Clean residual min=-0.047209 max=0.068848 Jy/beam ! Clean residual mean=-0.000060 rms=0.013070 Jy/beam ! Combined flux in latest and established models = 1.485 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 1.485 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.232867Jy sigma=7.885057 ! Fit after self-cal, rms=0.227184Jy sigma=7.684971 ! Inverting map 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 ! Estimated beam: bmin=0.8893 mas, bmaj=2.302 mas, bpa=-4.1 degrees ! Estimated noise=0.459134 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 (-1.2, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113074 Jy ! Component: 100 - total flux cleaned = 0.18656 Jy ! Component: 150 - total flux cleaned = 0.23871 Jy ! Component: 200 - total flux cleaned = 0.276871 Jy ! Total flux subtracted in 200 components = 0.276871 Jy ! Clean residual min=-0.035793 max=0.045029 Jy/beam ! Clean residual mean=-0.000024 rms=0.010378 Jy/beam ! Combined flux in latest and established models = 1.76187 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 71 components and 1.76187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.141603Jy sigma=4.824798 ! Fit after self-cal, rms=0.137174Jy sigma=4.674448 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8893 x 2.302 at -4.1 degrees (North through East) ! Clean map min=-0.034361 max=0.86849 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.09 HN 0.95 KP 0.95 ! LA 0.98 MK 1.11 NL 1.02 OV 0.87 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 0.95 KP 0.92 ! LA 0.94 MK 1.09 NL 1.00 OV 0.90 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.00 KP 0.99 ! LA 1.00 MK 1.07 NL 1.03 OV 0.96 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 HN 0.97 KP 0.95 ! LA 0.98 MK 1.01 NL 0.99 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 HN 0.98 KP 1.01 ! LA 1.00 MK 1.03 NL 1.04 OV 0.96 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 HN 1.06 KP 1.04 ! LA 1.02 MK 1.00 NL 1.07 OV 0.97 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.08 HN 0.99 KP 0.98 ! LA 1.00 MK 1.00 NL 1.04 OV 0.93 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.11 HN 0.96 KP 0.96 ! LA 0.99 MK 0.95 NL 1.00 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.137174Jy sigma=4.674448 ! Fit after self-cal, rms=0.096329Jy sigma=3.377496 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8977 mas, bmaj=2.313 mas, bpa=-3.759 degrees ! Estimated noise=0.451367 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 (-3.2, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.042856 Jy ! Component: 100 - total flux cleaned = 0.046979 Jy ! Component: 150 - total flux cleaned = 0.0431871 Jy ! Component: 200 - total flux cleaned = 0.0405598 Jy ! Total flux subtracted in 200 components = 0.0405598 Jy ! Clean residual min=-0.018735 max=0.030798 Jy/beam ! Clean residual mean=0.000003 rms=0.005045 Jy/beam ! Combined flux in latest and established models = 1.80243 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 1.80243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.071240Jy sigma=2.492242 ! Fit after self-cal, rms=0.069091Jy sigma=2.402082 ! Inverting map ! Added new window around map position (-5.4, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247937 Jy ! Component: 100 - total flux cleaned = 0.0294048 Jy ! Component: 150 - total flux cleaned = 0.0293859 Jy ! Component: 200 - total flux cleaned = 0.0293937 Jy ! Total flux subtracted in 200 components = 0.0293937 Jy ! Clean residual min=-0.015909 max=0.016640 Jy/beam ! Clean residual mean=0.000022 rms=0.003689 Jy/beam ! Combined flux in latest and established models = 1.83182 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 120 components and 1.83182 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.055497Jy sigma=1.890788 ! Fit after self-cal, rms=0.055103Jy sigma=1.875314 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.055103Jy sigma=1.875314 ! Fit after self-cal, rms=0.053485Jy sigma=1.802269 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8991 mas, bmaj=2.314 mas, bpa=-3.74 degrees ! Estimated noise=0.452696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00866405 Jy ! Component: 100 - total flux cleaned = 0.00872581 Jy ! Component: 150 - total flux cleaned = 0.00808688 Jy ! Component: 200 - total flux cleaned = 0.00751602 Jy ! Total flux subtracted in 200 components = 0.00751602 Jy ! Clean residual min=-0.013667 max=0.012050 Jy/beam ! Clean residual mean=0.000009 rms=0.002910 Jy/beam ! Combined flux in latest and established models = 1.83934 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 142 components and 1.83934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.048510Jy sigma=1.611906 ! Fit after self-cal, rms=0.048131Jy sigma=1.593858 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.00314294 Jy ! Component: 100 - total flux cleaned = 0.00266279 Jy ! Component: 150 - total flux cleaned = 0.0015668 Jy ! Component: 200 - total flux cleaned = 0.00157038 Jy ! Total flux subtracted in 200 components = 0.00157038 Jy ! Clean residual min=-0.012478 max=0.011347 Jy/beam ! Clean residual mean=0.000010 rms=0.002682 Jy/beam ! Combined flux in latest and established models = 1.84091 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 165 components and 1.84091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045821Jy sigma=1.503115 ! Fit after self-cal, rms=0.045641Jy sigma=1.493895 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045641Jy sigma=1.493895 ! Fit after self-cal, rms=0.045125Jy sigma=1.466318 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.902 mas, bmaj=2.317 mas, bpa=-3.615 degrees ! Estimated noise=0.45425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437136 Jy ! Component: 100 - total flux cleaned = 0.0052682 Jy ! Component: 150 - total flux cleaned = 0.00507293 Jy ! Component: 200 - total flux cleaned = 0.00488738 Jy ! Total flux subtracted in 200 components = 0.00488738 Jy ! Clean residual min=-0.011792 max=0.010604 Jy/beam ! Clean residual mean=0.000007 rms=0.002410 Jy/beam ! Combined flux in latest and established models = 1.8458 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 176 components and 1.8458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.043203Jy sigma=1.392523 ! Fit after self-cal, rms=0.043050Jy sigma=1.385014 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000684319 Jy ! Component: 100 - total flux cleaned = 0.000359823 Jy ! Component: 150 - total flux cleaned = 0.000520163 Jy ! Component: 200 - total flux cleaned = 0.000519202 Jy ! Total flux subtracted in 200 components = 0.000519202 Jy ! Clean residual min=-0.010936 max=0.010172 Jy/beam ! Clean residual mean=0.000008 rms=0.002298 Jy/beam ! Combined flux in latest and established models = 1.84632 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 188 components and 1.84632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041859Jy sigma=1.338867 ! Fit after self-cal, rms=0.041769Jy sigma=1.334439 ! Inverting map 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041769Jy sigma=1.334439 ! Fit after self-cal, rms=0.041486Jy sigma=1.318315 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.107 mas, bmaj=4.144 mas, bpa=-1.687 degrees ! Estimated noise=0.576713 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00045182 Jy ! Component: 100 - total flux cleaned = -0.00044822 Jy ! Component: 150 - total flux cleaned = -0.000271416 Jy ! Component: 200 - total flux cleaned = -0.000434959 Jy ! Total flux subtracted in 200 components = -0.000434959 Jy ! Clean residual min=-0.011440 max=0.011365 Jy/beam ! Clean residual mean=0.000009 rms=0.002939 Jy/beam ! Combined flux in latest and established models = 1.84588 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 194 components and 1.84588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040977Jy sigma=1.287523 ! Fit after self-cal, rms=0.040914Jy sigma=1.283759 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000294954 Jy ! Component: 100 - total flux cleaned = -0.000443761 Jy ! Component: 150 - total flux cleaned = -0.000577167 Jy ! Component: 200 - total flux cleaned = -0.000700848 Jy ! Total flux subtracted in 200 components = -0.000700848 Jy ! Clean residual min=-0.010977 max=0.010551 Jy/beam ! Clean residual mean=0.000008 rms=0.002777 Jy/beam ! Combined flux in latest and established models = 1.84518 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 200 components and 1.84518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040827Jy sigma=1.273506 ! Fit after self-cal, rms=0.040791Jy sigma=1.271895 ! Inverting map 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 ! Estimated beam: bmin=0.904 mas, bmaj=2.319 mas, bpa=-3.522 degrees ! Estimated noise=0.455276 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.904 x 2.319 at -3.522 degrees (North through East) ! Clean map min=-0.022963 max=0.85809 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040791Jy sigma=1.271895 ! Fit after self-cal, rms=0.039213Jy sigma=1.221312 ! Inverting map and beam ! Estimated beam: bmin=0.9071 mas, bmaj=2.325 mas, bpa=-3.428 degrees ! Estimated noise=0.456901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131256 Jy ! Component: 100 - total flux cleaned = 0.00130827 Jy ! Component: 150 - total flux cleaned = 0.0010226 Jy ! Component: 200 - total flux cleaned = 0.00115713 Jy ! Total flux subtracted in 200 components = 0.00115713 Jy ! Clean residual min=-0.009624 max=0.008638 Jy/beam ! Clean residual mean=0.000005 rms=0.001968 Jy/beam ! Combined flux in latest and established models = 1.84634 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 222 components and 1.84634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038051Jy sigma=1.180218 ! Fit after self-cal, rms=0.038000Jy sigma=1.177838 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000469372 Jy ! Component: 100 - total flux cleaned = 0.000587032 Jy ! Component: 150 - total flux cleaned = 0.00070095 Jy ! Component: 200 - total flux cleaned = 0.000809777 Jy ! Total flux subtracted in 200 components = 0.000809777 Jy ! Clean residual min=-0.009121 max=0.008552 Jy/beam ! Clean residual mean=0.000005 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 1.84715 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 232 components and 1.84715 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037286Jy sigma=1.151901 ! Fit after self-cal, rms=0.037248Jy sigma=1.149985 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037248Jy sigma=1.149985 ! Fit after self-cal, rms=0.037159Jy sigma=1.147577 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 ! Estimated beam: bmin=0.7122 mas, bmaj=1.968 mas, bpa=-4.358 degrees ! Estimated noise=0.644066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.713511 Jy ! Component: 100 - total flux cleaned = 1.01289 Jy ! Component: 150 - total flux cleaned = 1.18817 Jy ! Component: 200 - total flux cleaned = 1.31182 Jy ! Total flux subtracted in 200 components = 1.31182 Jy ! Clean residual min=-0.042442 max=0.071718 Jy/beam ! Clean residual mean=-0.000101 rms=0.013740 Jy/beam ! Combined flux in latest and established models = 1.31182 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 27 model components to the UV plane model. ! The established model now contains 27 components and 1.31182 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9074 mas, bmaj=2.325 mas, bpa=-3.406 degrees ! Estimated noise=0.456814 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 = 0.142908 Jy ! Component: 100 - total flux cleaned = 0.240587 Jy ! Component: 150 - total flux cleaned = 0.311103 Jy ! Component: 200 - total flux cleaned = 0.364173 Jy ! Total flux subtracted in 200 components = 0.364173 Jy ! Clean residual min=-0.026963 max=0.030974 Jy/beam ! Clean residual mean=-0.000074 rms=0.007632 Jy/beam ! Combined flux in latest and established models = 1.67599 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 61 components and 1.67599 Jy ! Inverting map 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 ! Estimated beam: bmin=2.109 mas, bmaj=4.148 mas, bpa=-1.635 degrees ! Estimated noise=0.57647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0656474 Jy ! Component: 100 - total flux cleaned = 0.108099 Jy ! Component: 150 - total flux cleaned = 0.132948 Jy ! Component: 200 - total flux cleaned = 0.144188 Jy ! Total flux subtracted in 200 components = 0.144188 Jy ! Clean residual min=-0.020178 max=0.017025 Jy/beam ! Clean residual mean=-0.000011 rms=0.004901 Jy/beam ! Combined flux in latest and established models = 1.82018 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 = 0.00807354 Jy ! Component: 100 - total flux cleaned = 0.0144608 Jy ! Component: 150 - total flux cleaned = 0.0195799 Jy ! Component: 200 - total flux cleaned = 0.022428 Jy ! Total flux subtracted in 200 components = 0.022428 Jy ! Clean residual min=-0.014304 max=0.013147 Jy/beam ! Clean residual mean=0.000008 rms=0.003501 Jy/beam ! Combined flux in latest and established models = 1.8426 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 125 components and 1.8426 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9074 mas, bmaj=2.325 mas, bpa=-3.406 degrees ! Estimated noise=0.456814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00750239 Jy ! Component: 100 - total flux cleaned = 0.00751977 Jy ! Component: 150 - total flux cleaned = 0.00821914 Jy ! Component: 200 - total flux cleaned = 0.00882076 Jy ! Total flux subtracted in 200 components = 0.00882076 Jy ! Clean residual min=-0.010868 max=0.011738 Jy/beam ! Clean residual mean=0.000008 rms=0.002375 Jy/beam ! Combined flux in latest and established models = 1.85143 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 146 components and 1.85143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041483Jy sigma=1.342583 ! Fit after self-cal, rms=0.040594Jy sigma=1.301330 wmodel J2131-1207_X_map.mod ! Writing 146 model components to file: J2131-1207_X_map.mod wobs J2131-1207_X_uvs.fits ! Writing UV FITS file: J2131-1207_X_uvs.fits wwins J2131-1207_X_map.win ! wwins: Wrote 6 windows to J2131-1207_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00443208 Jy ! Component: 100 - total flux cleaned = 0.00742833 Jy ! Component: 150 - total flux cleaned = 0.0101937 Jy ! Component: 200 - total flux cleaned = 0.0121653 Jy ! Component: 250 - total flux cleaned = 0.0134441 Jy ! Component: 300 - total flux cleaned = 0.0145177 Jy ! Component: 350 - total flux cleaned = 0.0152814 Jy ! Component: 400 - total flux cleaned = 0.0157637 Jy ! Component: 450 - total flux cleaned = 0.0163396 Jy ! Component: 500 - total flux cleaned = 0.0168863 Jy ! Component: 550 - total flux cleaned = 0.017407 Jy ! Component: 600 - total flux cleaned = 0.0178088 Jy ! Component: 650 - total flux cleaned = 0.018489 Jy ! Component: 700 - total flux cleaned = 0.0190504 Jy ! Component: 750 - total flux cleaned = 0.0198592 Jy ! Component: 800 - total flux cleaned = 0.0206373 Jy ! Component: 850 - total flux cleaned = 0.021305 Jy ! Component: 900 - total flux cleaned = 0.0221897 Jy ! Component: 950 - total flux cleaned = 0.0229669 Jy ! Component: 1000 - total flux cleaned = 0.0237226 Jy ! Component: 1050 - total flux cleaned = 0.0245271 Jy ! Component: 1100 - total flux cleaned = 0.0253737 Jy ! Component: 1150 - total flux cleaned = 0.0262609 Jy ! Component: 1200 - total flux cleaned = 0.026726 Jy ! Component: 1250 - total flux cleaned = 0.027371 Jy ! Component: 1300 - total flux cleaned = 0.0279352 Jy ! Component: 1350 - total flux cleaned = 0.0284823 Jy ! Component: 1400 - total flux cleaned = 0.0289547 Jy ! Component: 1450 - total flux cleaned = 0.0293553 Jy ! Component: 1500 - total flux cleaned = 0.0295795 Jy ! Component: 1550 - total flux cleaned = 0.0300165 Jy ! Component: 1600 - total flux cleaned = 0.0302826 Jy ! Component: 1650 - total flux cleaned = 0.030646 Jy ! Component: 1700 - total flux cleaned = 0.0309486 Jy ! Component: 1750 - total flux cleaned = 0.0312437 Jy ! Component: 1800 - total flux cleaned = 0.0315795 Jy ! Component: 1850 - total flux cleaned = 0.0318124 Jy ! Component: 1900 - total flux cleaned = 0.0319948 Jy ! Component: 1950 - total flux cleaned = 0.0320841 Jy ! Component: 2000 - total flux cleaned = 0.0324779 Jy ! Component: 2050 - total flux cleaned = 0.0325203 Jy ! Component: 2100 - total flux cleaned = 0.0326035 Jy ! Component: 2150 - total flux cleaned = 0.0326444 Jy ! Component: 2200 - total flux cleaned = 0.0326861 Jy ! Component: 2250 - total flux cleaned = 0.0328056 Jy ! Component: 2300 - total flux cleaned = 0.0329218 Jy ! Component: 2350 - total flux cleaned = 0.0330354 Jy ! Component: 2400 - total flux cleaned = 0.0331091 Jy ! Component: 2450 - total flux cleaned = 0.0332179 Jy ! Component: 2500 - total flux cleaned = 0.0333241 Jy ! Component: 2550 - total flux cleaned = 0.0335322 Jy ! Component: 2600 - total flux cleaned = 0.0336346 Jy ! Component: 2650 - total flux cleaned = 0.0338359 Jy ! Component: 2700 - total flux cleaned = 0.0340657 Jy ! Component: 2750 - total flux cleaned = 0.0342914 Jy ! Component: 2800 - total flux cleaned = 0.0343541 Jy ! Component: 2850 - total flux cleaned = 0.034417 Jy ! Component: 2900 - total flux cleaned = 0.0346622 Jy ! Component: 2950 - total flux cleaned = 0.0347523 Jy ! Component: 3000 - total flux cleaned = 0.0349298 Jy ! Component: 3050 - total flux cleaned = 0.0349873 Jy ! Component: 3100 - total flux cleaned = 0.035102 Jy ! Component: 3150 - total flux cleaned = 0.0352152 Jy ! Component: 3200 - total flux cleaned = 0.0354094 Jy ! Component: 3250 - total flux cleaned = 0.0354366 Jy ! Component: 3300 - total flux cleaned = 0.0355173 Jy ! Component: 3350 - total flux cleaned = 0.0355705 Jy ! Component: 3400 - total flux cleaned = 0.0355701 Jy ! Component: 3450 - total flux cleaned = 0.0357489 Jy ! Component: 3500 - total flux cleaned = 0.0356732 Jy ! Component: 3550 - total flux cleaned = 0.035773 Jy ! Component: 3600 - total flux cleaned = 0.0357734 Jy ! Component: 3650 - total flux cleaned = 0.0357975 Jy ! Component: 3700 - total flux cleaned = 0.0357973 Jy ! Component: 3750 - total flux cleaned = 0.0357739 Jy ! Component: 3800 - total flux cleaned = 0.0357975 Jy ! Component: 3850 - total flux cleaned = 0.0357971 Jy ! Component: 3900 - total flux cleaned = 0.0357516 Jy ! Component: 3950 - total flux cleaned = 0.0356851 Jy ! Component: 4000 - total flux cleaned = 0.0357288 Jy ! Component: 4050 - total flux cleaned = 0.0356417 Jy ! Total flux subtracted in 4096 components = 0.0356851 Jy ! Clean residual min=-0.001095 max=0.001243 Jy/beam ! Clean residual mean=0.000001 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 1.88711 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 456 components and 1.88711 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2131-1207_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9074 x 2.325 at -3.406 degrees (North through East) ! Clean map min=-0.01951 max=0.8794 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2131-1207_X_map.fits wmodel /vlbi/sb072/temp_maps//J2131-1207_X_map.mod ! Writing 456 model components to file: /vlbi/sb072/temp_maps//J2131-1207_X_map.mod wobs /vlbi/sb072/temp_maps//J2131-1207_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2131-1207_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2131-1207_X_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J2131-1207_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.879403 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000374841 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.127873 0.127873 0.255747 0.511494 1.02299 2.04597 4.09195 8.1839 16.3678 32.7356 65.4712 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.879 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2346.07 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2131-1207_X_dfm.log closed on Fri Jan 25 19:53:45 2019