! Started logfile: /vlbi/sb072/temp_maps//J1933-1025_C_dfm.log on Tue Mar 5 23:30:56 2019 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//J1933-1025_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1933-1025_C_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 21 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1933-1025 ! ! 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 12672 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 J1933-1025_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. ! ! 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=1.000229Jy sigma=37.887774 ! Fit after self-cal, rms=0.992479Jy sigma=37.617803 ! 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=1.477 mas, bmaj=3.329 mas, bpa=3.418 degrees ! Estimated noise=0.324126 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 = 0.00554074 Jy ! Component: 100 - total flux cleaned = 0.00693491 Jy ! Total flux subtracted in 100 components = 0.00693491 Jy ! Clean residual min=-0.000913 max=0.000951 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.00693491 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.00693491 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=0.020728Jy sigma=0.693823 ! Fit after self-cal, rms=0.019624Jy sigma=0.649581 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294593 Jy ! Component: 100 - total flux cleaned = 0.00379578 Jy ! Total flux subtracted in 100 components = 0.00379578 Jy ! Clean residual min=-0.000766 max=0.000896 Jy/beam ! Clean residual mean=0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0107307 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 14 components and 0.0107307 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=0.019128Jy sigma=0.632504 ! Fit after self-cal, rms=0.019127Jy sigma=0.632303 ! 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=1.902 mas, bmaj=4.132 mas, bpa=5.249 degrees ! Estimated noise=0.171349 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 = 0.000543224 Jy ! Component: 100 - total flux cleaned = 0.000760795 Jy ! Component: 150 - total flux cleaned = 0.000808146 Jy ! Component: 200 - total flux cleaned = 0.000818684 Jy ! Total flux subtracted in 200 components = 0.000818684 Jy ! Clean residual min=-0.000647 max=0.000547 Jy/beam ! Clean residual mean=0.000001 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0115494 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.0115494 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=0.019102Jy sigma=0.632115 ! Fit after self-cal, rms=0.019106Jy sigma=0.632024 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.902 x 4.132 at 5.249 degrees (North through East) ! Clean map min=-0.00062768 max=0.010675 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.88 HN 0.85 LA 1.02 ! MK 0.87 NL 1.07 OV 0.89 PT 0.98 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.78 HN 0.61 KP 0.90 ! LA 0.88 NL 0.87 OV 0.84 PT 0.82 ! SC 0.81 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.92 HN 0.89 LA 1.09 ! MK 0.86 NL 1.11 OV 1.00 PT 0.88 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 FD 0.75 HN 0.79 KP 1.00 ! LA 1.00 NL 0.98 OV 0.96 PT 0.88 ! SC 0.80 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.97 LA 1.12 ! MK 1.01 NL 1.05 OV 1.09 PT 0.87 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 HN 0.94 KP 1.00 ! LA 1.14 NL 0.99 OV 0.83 PT 0.84 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.04 HN 0.97 LA 1.22 ! MK 0.94 NL 1.21 OV 1.15 PT 0.86 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 0.92 HN 0.98 KP 0.86 ! LA 0.90 NL 1.11 OV 0.98 PT 0.57 ! SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.19 HN 0.94 LA 1.13 ! MK 1.01 NL 1.11 OV 0.99 PT 1.09 ! SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.63 FD 1.05 HN 0.96 KP 0.94 ! LA 1.15 NL 1.01 OV 1.09 PT 0.83 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.44 FD 1.00 HN 1.04 LA 1.29 ! MK 1.09 NL 1.17 OV 0.93 PT 1.09 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.05 HN 0.97 KP 1.19 ! LA 1.05 NL 1.19 OV 1.13 PT 0.94 ! SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.09 HN 1.03 LA 1.17 ! MK 0.95 NL 1.10 OV 1.03 PT 1.23 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 0.98 HN 0.94 KP 0.97 ! LA 1.17 NL 1.10 OV 1.06 PT 0.87 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.08 HN 0.93 LA 1.20 ! MK 0.97 NL 1.11 OV 1.09 PT 0.92 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.85 HN 0.84 KP 1.10 ! LA 1.09 NL 1.02 OV 1.07 PT 0.95 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.019106Jy sigma=0.632024 ! Fit after self-cal, rms=0.017903Jy sigma=0.626648 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.901 mas, bmaj=4.139 mas, bpa=5.38 degrees ! Estimated noise=0.170774 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 = 2.87429e-05 Jy ! Component: 100 - total flux cleaned = 3.3925e-05 Jy ! Component: 150 - total flux cleaned = 3.39893e-05 Jy ! Component: 200 - total flux cleaned = 3.60181e-05 Jy ! Total flux subtracted in 200 components = 3.60181e-05 Jy ! Clean residual min=-0.000493 max=0.000449 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0115854 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.0115854 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=0.017902Jy sigma=0.626622 ! Fit after self-cal, rms=0.017913Jy sigma=0.626017 ! 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=0.017913Jy sigma=0.626017 ! Fit after self-cal, rms=0.017994Jy sigma=0.625843 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.893 mas, bmaj=4.114 mas, bpa=5.048 degrees ! Estimated noise=0.170571 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.61408e-05 Jy ! Component: 100 - total flux cleaned = 4.1728e-05 Jy ! Component: 150 - total flux cleaned = 4.14926e-05 Jy ! Component: 200 - total flux cleaned = 4.34596e-05 Jy ! Total flux subtracted in 200 components = 4.34596e-05 Jy ! Clean residual min=-0.000486 max=0.000449 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0116288 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.0116289 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=0.017993Jy sigma=0.625823 ! Fit after self-cal, rms=0.018002Jy sigma=0.625721 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 = 1.33863e-05 Jy ! Component: 100 - total flux cleaned = 8.17986e-06 Jy ! Component: 150 - total flux cleaned = 6.12522e-06 Jy ! Component: 200 - total flux cleaned = 7.85387e-06 Jy ! Total flux subtracted in 200 components = 7.85387e-06 Jy ! Clean residual min=-0.000495 max=0.000443 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0116367 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 37 components and 0.0116367 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=0.018001Jy sigma=0.625703 ! Fit after self-cal, rms=0.018002Jy sigma=0.625694 ! 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=0.018002Jy sigma=0.625694 ! Fit after self-cal, rms=0.018020Jy sigma=0.625663 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.887 mas, bmaj=4.095 mas, bpa=4.853 degrees ! Estimated noise=0.170396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.19722e-05 Jy ! Component: 100 - total flux cleaned = 4.19997e-05 Jy ! Component: 150 - total flux cleaned = 4.38231e-05 Jy ! Component: 200 - total flux cleaned = 4.54724e-05 Jy ! Total flux subtracted in 200 components = 4.54724e-05 Jy ! Clean residual min=-0.000497 max=0.000447 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0116822 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.0116822 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=0.018019Jy sigma=0.625647 ! Fit after self-cal, rms=0.018026Jy sigma=0.625627 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 = 1.01959e-05 Jy ! Component: 100 - total flux cleaned = 7.86551e-06 Jy ! Component: 150 - total flux cleaned = 9.73986e-06 Jy ! Component: 200 - total flux cleaned = 1.1334e-05 Jy ! Total flux subtracted in 200 components = 1.1334e-05 Jy ! Clean residual min=-0.000491 max=0.000450 Jy/beam ! Clean residual mean=0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0116935 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.0116935 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=0.018025Jy sigma=0.625614 ! Fit after self-cal, rms=0.018022Jy sigma=0.625602 ! 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=0.018022Jy sigma=0.625602 ! Fit after self-cal, rms=0.018003Jy sigma=0.625589 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.69 mas, bmaj=6.888 mas, bpa=2.008 degrees ! Estimated noise=0.204327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.59662e-05 Jy ! Component: 100 - total flux cleaned = 9.27047e-05 Jy ! Component: 150 - total flux cleaned = 9.61502e-05 Jy ! Component: 200 - total flux cleaned = 9.76863e-05 Jy ! Total flux subtracted in 200 components = 9.76863e-05 Jy ! Clean residual min=-0.000483 max=0.000538 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0117912 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.0117912 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=0.018002Jy sigma=0.625592 ! Fit after self-cal, rms=0.018005Jy sigma=0.625579 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 = 3.26602e-06 Jy ! Component: 100 - total flux cleaned = 2.993e-06 Jy ! Component: 150 - total flux cleaned = 4.70952e-06 Jy ! Component: 200 - total flux cleaned = 6.18783e-06 Jy ! Total flux subtracted in 200 components = 6.18783e-06 Jy ! Clean residual min=-0.000484 max=0.000536 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0117974 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 45 components and 0.0117974 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=0.018005Jy sigma=0.625584 ! Fit after self-cal, rms=0.018006Jy sigma=0.625576 ! 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=1.881 mas, bmaj=4.076 mas, bpa=4.675 degrees ! Estimated noise=0.170195 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.881 x 4.076 at 4.675 degrees (North through East) ! Clean map min=-0.00045886 max=0.010539 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=1.472 mas, bmaj=3.295 mas, bpa=2.596 degrees ! Estimated noise=0.318645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00790135 Jy ! Component: 100 - total flux cleaned = 0.00989873 Jy ! Component: 150 - total flux cleaned = 0.0108357 Jy ! Component: 200 - total flux cleaned = 0.0110962 Jy ! Total flux subtracted in 200 components = 0.0110962 Jy ! Clean residual min=-0.000838 max=0.000788 Jy/beam ! Clean residual mean=0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0110962 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0110962 Jy ! Inverting map and beam ! Estimated beam: bmin=1.881 mas, bmaj=4.076 mas, bpa=4.675 degrees ! Estimated noise=0.170195 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 = 0.00049927 Jy ! Component: 100 - total flux cleaned = 0.000627673 Jy ! Component: 150 - total flux cleaned = 0.000652866 Jy ! Component: 200 - total flux cleaned = 0.000664963 Jy ! Total flux subtracted in 200 components = 0.000664963 Jy ! Clean residual min=-0.000490 max=0.000443 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0117612 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.0117612 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=3.69 mas, bmaj=6.888 mas, bpa=2.008 degrees ! Estimated noise=0.204327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.19689e-05 Jy ! Component: 100 - total flux cleaned = 3.39674e-05 Jy ! Component: 150 - total flux cleaned = 3.61913e-05 Jy ! Component: 200 - total flux cleaned = 3.84019e-05 Jy ! Total flux subtracted in 200 components = 3.84019e-05 Jy ! Clean residual min=-0.000484 max=0.000536 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0117996 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.12622e-07 Jy ! Component: 100 - total flux cleaned = 1.71339e-06 Jy ! Component: 150 - total flux cleaned = 1.84419e-06 Jy ! Component: 200 - total flux cleaned = 1.80242e-06 Jy ! Total flux subtracted in 200 components = 1.80242e-06 Jy ! Clean residual min=-0.000485 max=0.000535 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0118014 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.0118014 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.881 mas, bmaj=4.076 mas, bpa=4.675 degrees ! Estimated noise=0.170195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.61309e-05 Jy ! Component: 100 - total flux cleaned = -2.83902e-05 Jy ! Component: 150 - total flux cleaned = -3.05482e-05 Jy ! Component: 200 - total flux cleaned = -3.26399e-05 Jy ! Total flux subtracted in 200 components = -3.26399e-05 Jy ! Clean residual min=-0.000490 max=0.000450 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0117687 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 37 components and 0.0117687 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=0.018006Jy sigma=0.625597 ! Fit after self-cal, rms=0.018007Jy sigma=0.625588 wmodel J1933-1025_C_map.mod ! Writing 37 model components to file: J1933-1025_C_map.mod wobs J1933-1025_C_uvs.fits ! Writing UV FITS file: J1933-1025_C_uvs.fits wwins J1933-1025_C_map.win ! wwins: Wrote 1 windows to J1933-1025_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 = -0.000149083 Jy ! Component: 100 - total flux cleaned = -0.000203781 Jy ! Component: 150 - total flux cleaned = -0.000261314 Jy ! Component: 200 - total flux cleaned = -0.000336034 Jy ! Component: 250 - total flux cleaned = -0.000401186 Jy ! Component: 300 - total flux cleaned = -0.000482862 Jy ! Component: 350 - total flux cleaned = -0.000537618 Jy ! Component: 400 - total flux cleaned = -0.000614589 Jy ! Component: 450 - total flux cleaned = -0.000666615 Jy ! Component: 500 - total flux cleaned = -0.000723127 Jy ! Component: 550 - total flux cleaned = -0.000767196 Jy ! Component: 600 - total flux cleaned = -0.000767175 Jy ! Component: 650 - total flux cleaned = -0.000788657 Jy ! Component: 700 - total flux cleaned = -0.000804534 Jy ! Component: 750 - total flux cleaned = -0.000830321 Jy ! Component: 800 - total flux cleaned = -0.000840531 Jy ! Component: 850 - total flux cleaned = -0.000865606 Jy ! Component: 900 - total flux cleaned = -0.000870479 Jy ! Component: 950 - total flux cleaned = -0.00088995 Jy ! Component: 1000 - total flux cleaned = -0.000889915 Jy ! Component: 1050 - total flux cleaned = -0.000894775 Jy ! Component: 1100 - total flux cleaned = -0.000922925 Jy ! Component: 1150 - total flux cleaned = -0.000909041 Jy ! Component: 1200 - total flux cleaned = -0.000931934 Jy ! Component: 1250 - total flux cleaned = -0.000913754 Jy ! Component: 1300 - total flux cleaned = -0.000900293 Jy ! Component: 1350 - total flux cleaned = -0.000895919 Jy ! Component: 1400 - total flux cleaned = -0.000887235 Jy ! Component: 1450 - total flux cleaned = -0.000874166 Jy ! Component: 1500 - total flux cleaned = -0.000874224 Jy ! Component: 1550 - total flux cleaned = -0.000852819 Jy ! Component: 1600 - total flux cleaned = -0.000852862 Jy ! Component: 1650 - total flux cleaned = -0.000848615 Jy ! Component: 1700 - total flux cleaned = -0.000840279 Jy ! Component: 1750 - total flux cleaned = -0.00083612 Jy ! Component: 1800 - total flux cleaned = -0.000823879 Jy ! Component: 1850 - total flux cleaned = -0.000811704 Jy ! Component: 1900 - total flux cleaned = -0.000815696 Jy ! Component: 1950 - total flux cleaned = -0.000803734 Jy ! Component: 2000 - total flux cleaned = -0.000799739 Jy ! Component: 2050 - total flux cleaned = -0.000791902 Jy ! Component: 2100 - total flux cleaned = -0.000795776 Jy ! Component: 2150 - total flux cleaned = -0.000791931 Jy ! Component: 2200 - total flux cleaned = -0.00078807 Jy ! Component: 2250 - total flux cleaned = -0.000795622 Jy ! Component: 2300 - total flux cleaned = -0.000780573 Jy ! Component: 2350 - total flux cleaned = -0.000788014 Jy ! Component: 2400 - total flux cleaned = -0.00079537 Jy ! Component: 2450 - total flux cleaned = -0.000806361 Jy ! Component: 2500 - total flux cleaned = -0.000813633 Jy ! Component: 2550 - total flux cleaned = -0.000817251 Jy ! Component: 2600 - total flux cleaned = -0.000824451 Jy ! Component: 2650 - total flux cleaned = -0.000835133 Jy ! Component: 2700 - total flux cleaned = -0.00083156 Jy ! Component: 2750 - total flux cleaned = -0.00082453 Jy ! Component: 2800 - total flux cleaned = -0.00084204 Jy ! Component: 2850 - total flux cleaned = -0.000848951 Jy ! Component: 2900 - total flux cleaned = -0.000835108 Jy ! Component: 2950 - total flux cleaned = -0.000848836 Jy ! Component: 3000 - total flux cleaned = -0.000838595 Jy ! Component: 3050 - total flux cleaned = -0.000848771 Jy ! Component: 3100 - total flux cleaned = -0.000831893 Jy ! Component: 3150 - total flux cleaned = -0.000835252 Jy ! Component: 3200 - total flux cleaned = -0.000838605 Jy ! Component: 3250 - total flux cleaned = -0.000838639 Jy ! Component: 3300 - total flux cleaned = -0.000858416 Jy ! Component: 3350 - total flux cleaned = -0.000848582 Jy ! Component: 3400 - total flux cleaned = -0.000861581 Jy ! Component: 3450 - total flux cleaned = -0.000858363 Jy ! Component: 3500 - total flux cleaned = -0.000868049 Jy ! Component: 3550 - total flux cleaned = -0.000880891 Jy ! Component: 3600 - total flux cleaned = -0.000884103 Jy ! Component: 3650 - total flux cleaned = -0.000884113 Jy ! Component: 3700 - total flux cleaned = -0.000896736 Jy ! Component: 3750 - total flux cleaned = -0.000899906 Jy ! Component: 3800 - total flux cleaned = -0.000906149 Jy ! Component: 3850 - total flux cleaned = -0.000912369 Jy ! Component: 3900 - total flux cleaned = -0.00091857 Jy ! Component: 3950 - total flux cleaned = -0.000924737 Jy ! Component: 4000 - total flux cleaned = -0.000940017 Jy ! Component: 4050 - total flux cleaned = -0.000927808 Jy ! Total flux subtracted in 4096 components = -0.000943004 Jy ! Clean residual min=-0.000179 max=0.000189 Jy/beam ! Clean residual mean=0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.0108257 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 362 components and 0.0108257 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1933-1025_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.881 x 4.076 at 4.675 degrees (North through East) ! Clean map min=-0.00027646 max=0.010481 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1933-1025_C_map.fits wmodel /vlbi/sb072/temp_maps//J1933-1025_C_map.mod ! Writing 362 model components to file: /vlbi/sb072/temp_maps//J1933-1025_C_map.mod wobs /vlbi/sb072/temp_maps//J1933-1025_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1933-1025_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1933-1025_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1933-1025_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0104813 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.44957e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.55979 1.55979 3.11959 6.23917 12.4783 24.9567 49.9134 99.8268 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.01 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 192.333 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1933-1025_C_dfm.log closed on Tue Mar 5 23:31:00 2019