! Started logfile: /vlbi/sb072/temp_maps//J1823-3454_C_dfm.log on Sat Dec 15 22:32:09 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1823-3454_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1823-3454_C_uvm.fits ! AN table 1: 13 integrations on 36 of 36 possible baselines. ! AN table 2: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.966667 visibilities/baseline/integration-bin. ! Found source: J1823-3454 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5568 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1823-3454_C] 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 0.300x0.300 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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001922Jy sigma=30.176008 ! Fit after self-cal, rms=0.950856Jy sigma=28.643167 ! 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=1.115 mas, bmaj=3.144 mas, bpa=-5.723 degrees ! Estimated noise=0.591745 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 = 0.034996 Jy ! Component: 100 - total flux cleaned = 0.0444948 Jy ! Total flux subtracted in 100 components = 0.0444948 Jy ! Clean residual min=-0.004254 max=0.009979 Jy/beam ! Clean residual mean=-0.000016 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.0444948 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0444948 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=0.044712Jy sigma=0.862376 ! Fit after self-cal, rms=0.044455Jy sigma=0.857352 ! Inverting map ! Added new window around map position (-1.8, -3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00837619 Jy ! Component: 100 - total flux cleaned = 0.0121597 Jy ! Total flux subtracted in 100 components = 0.0121597 Jy ! Clean residual min=-0.004710 max=0.008256 Jy/beam ! Clean residual mean=-0.000014 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0566545 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0566545 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=0.042414Jy sigma=0.772803 ! Fit after self-cal, rms=0.042255Jy sigma=0.760987 ! Inverting map ! Added new window around map position (-2.1, -11.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448927 Jy ! Component: 100 - total flux cleaned = 0.00522617 Jy ! Total flux subtracted in 100 components = 0.00522617 Jy ! Clean residual min=-0.004109 max=0.005910 Jy/beam ! Clean residual mean=-0.000013 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.0618807 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 13 components and 0.0618806 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=0.041547Jy sigma=0.737271 ! Fit after self-cal, rms=0.041475Jy sigma=0.731136 ! Inverting map ! Added new window around map position (2.1, 3.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00398252 Jy ! Component: 100 - total flux cleaned = 0.00459994 Jy ! Total flux subtracted in 100 components = 0.00459994 Jy ! Clean residual min=-0.003553 max=0.003552 Jy/beam ! Clean residual mean=-0.000012 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.0664806 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.0664806 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=0.041012Jy sigma=0.717754 ! Fit after self-cal, rms=0.040973Jy sigma=0.717101 ! 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=1.521 mas, bmaj=4.024 mas, bpa=-3.982 degrees ! Estimated noise=0.384289 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 (-12.6, 42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00558065 Jy ! Component: 100 - total flux cleaned = 0.0085883 Jy ! Component: 150 - total flux cleaned = 0.00924919 Jy ! Component: 200 - total flux cleaned = 0.00964156 Jy ! Total flux subtracted in 200 components = 0.00964156 Jy ! Clean residual min=-0.003261 max=0.004532 Jy/beam ! Clean residual mean=-0.000027 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.0761221 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 68 components and 0.0761221 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=0.040197Jy sigma=0.688383 ! Fit after self-cal, rms=0.039997Jy sigma=0.680867 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.521 x 4.024 at -3.982 degrees (North through East) ! Clean map min=-0.0032189 max=0.040601 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.19 HN 1.44 LA 1.12 ! MK 1.12 NL 1.09 OV 0.82 PT 1.12 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.86 KP 0.82 LA 0.86 ! MK 0.92 NL 1.06 OV 0.97 PT 0.77 ! SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.46 FD 1.23 HN 1.16 LA 1.04 ! MK 1.24 NL 1.22 OV 0.87 PT 1.09 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.87 KP 0.83 LA 0.86 ! MK 0.98 NL 0.96 OV 0.99 PT 0.75 ! SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.18 HN 1.85 LA 1.17 ! MK 1.22 NL 1.06 OV 0.94 PT 1.18 ! SC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.89 KP 0.78 LA 0.88 ! MK 0.93 NL 0.96 OV 0.98 PT 0.82 ! SC 0.81 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.23 HN 1.44 LA 1.16 ! MK 1.12 NL 1.14 OV 0.99 PT 1.15 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.88 KP 0.81 LA 0.91 ! MK 0.96 NL 0.82 OV 0.93 PT 0.78 ! SC 0.83 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.79 FD 1.22 HN 1.80 LA 1.17 ! MK 0.98 NL 1.00 OV 0.95 PT 1.15 ! SC 1.21 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.93 KP 0.80 LA 0.92 ! MK 1.00 NL 0.92 OV 0.95 PT 0.77 ! SC 0.86 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.27 HN 1.49 LA 1.19 ! MK 0.96 NL 1.13 OV 0.98 PT 1.14 ! SC 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.91 KP 0.82 LA 0.90 ! MK 0.93 NL 0.93 OV 0.91 PT 0.81 ! SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.30 HN 1.67 LA 1.18 ! MK 0.97 NL 1.05 OV 0.93 PT 1.15 ! SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.87 KP 0.84 LA 0.90 ! MK 0.96 NL 0.98 OV 1.03 PT 0.78 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 1.35 HN 1.73 LA 1.14 ! MK 0.97 NL 1.14 OV 0.96 PT 1.18 ! SC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.16 FD 0.93 KP 0.79 LA 0.91 ! MK 0.98 NL 0.93 OV 0.91 PT 0.84 ! SC 0.90 ! ! ! Fit before self-cal, rms=0.039997Jy sigma=0.680867 ! Fit after self-cal, rms=0.048675Jy sigma=0.529452 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.537 mas, bmaj=4.015 mas, bpa=-3.181 degrees ! Estimated noise=0.413863 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 (6, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105153 Jy ! Component: 100 - total flux cleaned = 0.00119108 Jy ! Component: 150 - total flux cleaned = 0.00119028 Jy ! Component: 200 - total flux cleaned = 0.00124248 Jy ! Total flux subtracted in 200 components = 0.00124248 Jy ! Clean residual min=-0.001296 max=0.001380 Jy/beam ! Clean residual mean=-0.000008 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.0773646 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.0773646 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=0.048434Jy sigma=0.518836 ! Fit after self-cal, rms=0.048465Jy sigma=0.517745 ! 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=0.048465Jy sigma=0.517745 ! Fit after self-cal, rms=0.048963Jy sigma=0.516948 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.545 mas, bmaj=4.027 mas, bpa=-3.019 degrees ! Estimated noise=0.414485 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000249843 Jy ! Component: 100 - total flux cleaned = -0.000146553 Jy ! Component: 150 - total flux cleaned = -5.97004e-05 Jy ! Component: 200 - total flux cleaned = -5.98702e-05 Jy ! Total flux subtracted in 200 components = -5.98702e-05 Jy ! Clean residual min=-0.001248 max=0.001320 Jy/beam ! Clean residual mean=-0.000009 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0773048 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.0773048 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=0.048846Jy sigma=0.512065 ! Fit after self-cal, rms=0.048845Jy sigma=0.511624 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 = -0.000113142 Jy ! Component: 100 - total flux cleaned = -4.38903e-05 Jy ! Component: 150 - total flux cleaned = 1.8242e-05 Jy ! Component: 200 - total flux cleaned = 4.68303e-05 Jy ! Total flux subtracted in 200 components = 4.68303e-05 Jy ! Clean residual min=-0.001239 max=0.001259 Jy/beam ! Clean residual mean=-0.000009 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0773516 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 113 components and 0.0773516 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=0.048783Jy sigma=0.509346 ! Fit after self-cal, rms=0.048786Jy sigma=0.509149 ! 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=0.048786Jy sigma=0.509149 ! Fit after self-cal, rms=0.052583Jy sigma=0.499710 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.552 mas, bmaj=4.036 mas, bpa=-2.896 degrees ! Estimated noise=0.416257 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000607451 Jy ! Component: 100 - total flux cleaned = -0.000607538 Jy ! Component: 150 - total flux cleaned = -0.00060642 Jy ! Component: 200 - total flux cleaned = -0.000558054 Jy ! Total flux subtracted in 200 components = -0.000558054 Jy ! Clean residual min=-0.001178 max=0.001065 Jy/beam ! Clean residual mean=-0.000010 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0767936 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 121 components and 0.0767936 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=0.052528Jy sigma=0.497921 ! Fit after self-cal, rms=0.052581Jy sigma=0.497658 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 = -0.00016485 Jy ! Component: 100 - total flux cleaned = -0.000121316 Jy ! Component: 150 - total flux cleaned = -8.19582e-05 Jy ! Component: 200 - total flux cleaned = -4.57666e-05 Jy ! Total flux subtracted in 200 components = -4.57666e-05 Jy ! Clean residual min=-0.001158 max=0.001033 Jy/beam ! Clean residual mean=-0.000010 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0767478 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 132 components and 0.0767478 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=0.052552Jy sigma=0.496885 ! Fit after self-cal, rms=0.052569Jy sigma=0.496805 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.052569Jy sigma=0.496805 ! Fit after self-cal, rms=0.053516Jy sigma=0.496154 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.151 mas, bmaj=11.81 mas, bpa=1.965 degrees ! Estimated noise=0.505391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.7372e-05 Jy ! Component: 100 - total flux cleaned = 0.000133675 Jy ! Component: 150 - total flux cleaned = 0.000174296 Jy ! Component: 200 - total flux cleaned = 0.000191549 Jy ! Total flux subtracted in 200 components = 0.000191549 Jy ! Clean residual min=-0.001052 max=0.001280 Jy/beam ! Clean residual mean=-0.000016 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0769393 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 143 components and 0.0769393 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=0.053503Jy sigma=0.495470 ! Fit after self-cal, rms=0.053429Jy sigma=0.495265 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 = 9.35959e-05 Jy ! Component: 100 - total flux cleaned = 9.3956e-05 Jy ! Component: 150 - total flux cleaned = 9.4577e-05 Jy ! Component: 200 - total flux cleaned = 8.21159e-05 Jy ! Total flux subtracted in 200 components = 8.21159e-05 Jy ! Clean residual min=-0.001058 max=0.001206 Jy/beam ! Clean residual mean=-0.000015 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0770214 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 154 components and 0.0770214 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=0.053418Jy sigma=0.495118 ! Fit after self-cal, rms=0.053420Jy sigma=0.495080 ! 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=1.556 mas, bmaj=4.04 mas, bpa=-2.71 degrees ! Estimated noise=0.418039 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.556 x 4.04 at -2.71 degrees (North through East) ! Clean map min=-0.0014558 max=0.044099 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=3.094 mas, bpa=-4.279 degrees ! Estimated noise=0.669786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.03945 Jy ! Component: 100 - total flux cleaned = 0.0511333 Jy ! Component: 150 - total flux cleaned = 0.0571838 Jy ! Component: 200 - total flux cleaned = 0.0611519 Jy ! Total flux subtracted in 200 components = 0.0611519 Jy ! Clean residual min=-0.002158 max=0.002808 Jy/beam ! Clean residual mean=-0.000009 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.0611519 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0611519 Jy ! Inverting map and beam ! Estimated beam: bmin=1.556 mas, bmaj=4.04 mas, bpa=-2.71 degrees ! Estimated noise=0.418039 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 = 0.00437006 Jy ! Component: 100 - total flux cleaned = 0.00729302 Jy ! Component: 150 - total flux cleaned = 0.00945585 Jy ! Component: 200 - total flux cleaned = 0.011109 Jy ! Total flux subtracted in 200 components = 0.011109 Jy ! Clean residual min=-0.001158 max=0.001447 Jy/beam ! Clean residual mean=-0.000017 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.072261 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 75 components and 0.072261 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.151 mas, bmaj=11.81 mas, bpa=1.965 degrees ! Estimated noise=0.505391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210405 Jy ! Component: 100 - total flux cleaned = 0.00334706 Jy ! Component: 150 - total flux cleaned = 0.00410836 Jy ! Component: 200 - total flux cleaned = 0.00434299 Jy ! Total flux subtracted in 200 components = 0.00434299 Jy ! Clean residual min=-0.001158 max=0.001146 Jy/beam ! Clean residual mean=-0.000016 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.076604 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 = 7.01538e-05 Jy ! Component: 100 - total flux cleaned = 0.000102562 Jy ! Component: 150 - total flux cleaned = 0.000133456 Jy ! Component: 200 - total flux cleaned = 0.000148233 Jy ! Total flux subtracted in 200 components = 0.000148233 Jy ! Clean residual min=-0.001147 max=0.001134 Jy/beam ! Clean residual mean=-0.000016 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0767522 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 0.0767522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.556 mas, bmaj=4.04 mas, bpa=-2.71 degrees ! Estimated noise=0.418039 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250307 Jy ! Component: 100 - total flux cleaned = -0.00028383 Jy ! Component: 150 - total flux cleaned = -0.000315966 Jy ! Component: 200 - total flux cleaned = -0.000317082 Jy ! Total flux subtracted in 200 components = -0.000317082 Jy ! Clean residual min=-0.001048 max=0.001032 Jy/beam ! Clean residual mean=-0.000009 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0764351 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 108 components and 0.0764351 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=0.053476Jy sigma=0.497451 ! Fit after self-cal, rms=0.053459Jy sigma=0.496748 wmodel J1823-3454_C_map.mod ! Writing 108 model components to file: J1823-3454_C_map.mod wobs J1823-3454_C_uvs.fits ! Writing UV FITS file: J1823-3454_C_uvs.fits wwins J1823-3454_C_map.win ! wwins: Wrote 6 windows to J1823-3454_C_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 = 8.82703e-06 Jy ! Component: 100 - total flux cleaned = 4.39426e-05 Jy ! Component: 150 - total flux cleaned = -2.28417e-05 Jy ! Component: 200 - total flux cleaned = -8.75508e-05 Jy ! Component: 250 - total flux cleaned = -0.000182123 Jy ! Component: 300 - total flux cleaned = -0.000319443 Jy ! Component: 350 - total flux cleaned = -0.00043881 Jy ! Component: 400 - total flux cleaned = -0.000541309 Jy ! Component: 450 - total flux cleaned = -0.000685072 Jy ! Component: 500 - total flux cleaned = -0.000812103 Jy ! Component: 550 - total flux cleaned = -0.000978741 Jy ! Component: 600 - total flux cleaned = -0.00110197 Jy ! Component: 650 - total flux cleaned = -0.00115601 Jy ! Component: 700 - total flux cleaned = -0.00123578 Jy ! Component: 750 - total flux cleaned = -0.00126216 Jy ! Component: 800 - total flux cleaned = -0.00132721 Jy ! Component: 850 - total flux cleaned = -0.00139143 Jy ! Component: 900 - total flux cleaned = -0.00145499 Jy ! Component: 950 - total flux cleaned = -0.00148013 Jy ! Component: 1000 - total flux cleaned = -0.00155491 Jy ! Component: 1050 - total flux cleaned = -0.00156729 Jy ! Component: 1100 - total flux cleaned = -0.00166489 Jy ! Component: 1150 - total flux cleaned = -0.00167699 Jy ! Component: 1200 - total flux cleaned = -0.00168887 Jy ! Component: 1250 - total flux cleaned = -0.00170099 Jy ! Component: 1300 - total flux cleaned = -0.00175983 Jy ! Component: 1350 - total flux cleaned = -0.00180629 Jy ! Component: 1400 - total flux cleaned = -0.00181799 Jy ! Component: 1450 - total flux cleaned = -0.00186375 Jy ! Component: 1500 - total flux cleaned = -0.00193186 Jy ! Component: 1550 - total flux cleaned = -0.00195433 Jy ! Component: 1600 - total flux cleaned = -0.00201026 Jy ! Component: 1650 - total flux cleaned = -0.00207677 Jy ! Component: 1700 - total flux cleaned = -0.00212076 Jy ! Component: 1750 - total flux cleaned = -0.00215353 Jy ! Component: 1800 - total flux cleaned = -0.0021753 Jy ! Component: 1850 - total flux cleaned = -0.00222927 Jy ! Component: 1900 - total flux cleaned = -0.00221853 Jy ! Component: 1950 - total flux cleaned = -0.0022505 Jy ! Component: 2000 - total flux cleaned = -0.00222943 Jy ! Component: 2050 - total flux cleaned = -0.00232412 Jy ! Component: 2100 - total flux cleaned = -0.00229275 Jy ! Component: 2150 - total flux cleaned = -0.00233446 Jy ! Component: 2200 - total flux cleaned = -0.00237574 Jy ! Component: 2250 - total flux cleaned = -0.0023655 Jy ! Component: 2300 - total flux cleaned = -0.00239614 Jy ! Component: 2350 - total flux cleaned = -0.00242655 Jy ! Component: 2400 - total flux cleaned = -0.00245683 Jy ! Component: 2450 - total flux cleaned = -0.00246684 Jy ! Component: 2500 - total flux cleaned = -0.0024768 Jy ! Component: 2550 - total flux cleaned = -0.00246692 Jy ! Component: 2600 - total flux cleaned = -0.00247687 Jy ! Component: 2650 - total flux cleaned = -0.00250631 Jy ! Component: 2700 - total flux cleaned = -0.00255529 Jy ! Component: 2750 - total flux cleaned = -0.0025066 Jy ! Component: 2800 - total flux cleaned = -0.00253563 Jy ! Component: 2850 - total flux cleaned = -0.00254535 Jy ! Component: 2900 - total flux cleaned = -0.00259334 Jy ! Component: 2950 - total flux cleaned = -0.00257421 Jy ! Component: 3000 - total flux cleaned = -0.00262178 Jy ! Component: 3050 - total flux cleaned = -0.00260287 Jy ! Component: 3100 - total flux cleaned = -0.00264044 Jy ! Component: 3150 - total flux cleaned = -0.00262168 Jy ! Component: 3200 - total flux cleaned = -0.00261241 Jy ! Component: 3250 - total flux cleaned = -0.00269602 Jy ! Component: 3300 - total flux cleaned = -0.00265903 Jy ! Component: 3350 - total flux cleaned = -0.00264977 Jy ! Component: 3400 - total flux cleaned = -0.00269568 Jy ! Component: 3450 - total flux cleaned = -0.00270486 Jy ! Component: 3500 - total flux cleaned = -0.0027049 Jy ! Component: 3550 - total flux cleaned = -0.00270489 Jy ! Component: 3600 - total flux cleaned = -0.0027139 Jy ! Component: 3650 - total flux cleaned = -0.00270501 Jy ! Component: 3700 - total flux cleaned = -0.002705 Jy ! Component: 3750 - total flux cleaned = -0.00270502 Jy ! Component: 3800 - total flux cleaned = -0.00274947 Jy ! Component: 3850 - total flux cleaned = -0.00273182 Jy ! Component: 3900 - total flux cleaned = -0.00274937 Jy ! Component: 3950 - total flux cleaned = -0.00279322 Jy ! Component: 4000 - total flux cleaned = -0.00279328 Jy ! Component: 4050 - total flux cleaned = -0.00281937 Jy ! Total flux subtracted in 4096 components = -0.00278465 Jy ! Clean residual min=-0.000573 max=0.000593 Jy/beam ! Clean residual mean=-0.000002 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0736505 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 398 components and 0.0736505 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1823-3454_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.556 x 4.04 at -2.71 degrees (North through East) ! Clean map min=-0.0011386 max=0.044209 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1823-3454_C_map.fits wmodel /vlbi/sb072/temp_maps//J1823-3454_C_map.mod ! Writing 398 model components to file: /vlbi/sb072/temp_maps//J1823-3454_C_map.mod wobs /vlbi/sb072/temp_maps//J1823-3454_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1823-3454_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1823-3454_C_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1823-3454_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0442088 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156174 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0598 1.0598 2.11959 4.23919 8.47837 16.9567 33.9135 67.827 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.044 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 283.073 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1823-3454_C_dfm.log closed on Sat Dec 15 22:32:13 2018