! Started logfile: /image_prod/ug002_uva//J1749+1944_X_dfm.log on Thu Mar 5 03:27:39 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1749+1944_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1749+1944_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.671852 visibilities/baseline/integration-bin. ! Found source: J1749+1944 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 21768 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1749+1944_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 132 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008388Jy sigma=9.059116 ! Fit after self-cal, rms=0.886191Jy sigma=7.941258 ! 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=0.6622 mas, bmaj=1.57 mas, bpa=-12.95 degrees ! Estimated noise=1.22394 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 = 0.0849275 Jy ! Component: 100 - total flux cleaned = 0.109371 Jy ! Total flux subtracted in 100 components = 0.109371 Jy ! Clean residual min=-0.017247 max=0.042187 Jy/beam ! Clean residual mean=0.000001 rms=0.003998 Jy/beam ! Combined flux in latest and established models = 0.109371 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.109371 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.103342Jy sigma=0.915109 ! Fit after self-cal, rms=0.102729Jy sigma=0.910471 ! Inverting map ! Added new window around map position (1.8, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0378113 Jy ! Component: 100 - total flux cleaned = 0.0567764 Jy ! Total flux subtracted in 100 components = 0.0567764 Jy ! Clean residual min=-0.012874 max=0.022634 Jy/beam ! Clean residual mean=-0.000001 rms=0.002863 Jy/beam ! Combined flux in latest and established models = 0.166148 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.166148 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.083273Jy sigma=0.727468 ! Fit after self-cal, rms=0.078450Jy sigma=0.686881 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243758 Jy ! Component: 100 - total flux cleaned = 0.0381531 Jy ! Total flux subtracted in 100 components = 0.0381531 Jy ! Clean residual min=-0.008552 max=0.010038 Jy/beam ! Clean residual mean=-0.000002 rms=0.001905 Jy/beam ! Combined flux in latest and established models = 0.204301 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.204301 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068095Jy sigma=0.584573 ! Fit after self-cal, rms=0.066561Jy sigma=0.571187 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133985 Jy ! Component: 100 - total flux cleaned = 0.0216291 Jy ! Total flux subtracted in 100 components = 0.0216291 Jy ! Clean residual min=-0.005739 max=0.006676 Jy/beam ! Clean residual mean=-0.000001 rms=0.001417 Jy/beam ! Combined flux in latest and established models = 0.22593 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.22593 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062844Jy sigma=0.532005 ! Fit after self-cal, rms=0.062581Jy sigma=0.529564 ! 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=0.8337 mas, bmaj=1.75 mas, bpa=-10.27 degrees ! Estimated noise=0.541872 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 = 0.0108539 Jy ! Component: 100 - total flux cleaned = 0.0181027 Jy ! Component: 150 - total flux cleaned = 0.0236633 Jy ! Component: 200 - total flux cleaned = 0.0281061 Jy ! Total flux subtracted in 200 components = 0.0281061 Jy ! Clean residual min=-0.004919 max=0.006146 Jy/beam ! Clean residual mean=-0.000002 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 0.254036 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 64 components and 0.254036 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060382Jy sigma=0.504573 ! Fit after self-cal, rms=0.060278Jy sigma=0.503412 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8337 x 1.75 at -10.27 degrees (North through East) ! Clean map min=-0.0045816 max=0.11414 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.04 KP 0.98 ! LA 0.94 MK 0.95 NL 1.18 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.04 KP 1.01 ! LA 0.95 MK 1.01 NL 1.15 OV 0.90 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 1.03 ! LA 0.96 MK 0.99 NL 1.20 OV 0.90 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.03 KP 1.01 ! LA 0.95 MK 1.00 NL 1.21 OV 0.91 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.05 KP 1.02 ! LA 0.95 MK 1.02 NL 1.18 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.06 KP 1.03 ! LA 0.93 MK 0.96 NL 1.17 OV 0.89 ! SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.08 KP 1.01 ! LA 0.95 MK 0.99 NL 1.18 OV 0.90 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.07 KP 1.00 ! LA 0.94 MK 0.97 NL 1.20 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.05 KP 1.02 ! LA 0.96 MK 0.95 NL 1.20 OV 0.92 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.06 KP 1.04 ! LA 0.94 MK 0.97 NL 1.19 OV 0.92 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.03 KP 1.02 ! LA 0.97 MK 0.95 NL 1.25 OV 0.90 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.07 KP 1.03 ! LA 0.95 MK 0.94 NL 1.16 OV 0.91 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.060278Jy sigma=0.503412 ! Fit after self-cal, rms=0.059228Jy sigma=0.485831 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8319 mas, bmaj=1.759 mas, bpa=-9.987 degrees ! Estimated noise=0.543298 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 = -0.000241831 Jy ! Component: 100 - total flux cleaned = -0.000546219 Jy ! Component: 150 - total flux cleaned = -0.000653861 Jy ! Component: 200 - total flux cleaned = -0.000609344 Jy ! Total flux subtracted in 200 components = -0.000609344 Jy ! Clean residual min=-0.003392 max=0.003513 Jy/beam ! Clean residual mean=-0.000002 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.253427 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 0.253427 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059082Jy sigma=0.484295 ! Fit after self-cal, rms=0.059143Jy sigma=0.484032 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059143Jy sigma=0.484032 ! Fit after self-cal, rms=0.058970Jy sigma=0.476708 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8379 mas, bmaj=1.743 mas, bpa=-10.31 degrees ! Estimated noise=0.544164 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00010504 Jy ! Component: 100 - total flux cleaned = -6.82468e-05 Jy ! Component: 150 - total flux cleaned = -3.62762e-05 Jy ! Component: 200 - total flux cleaned = -8.88536e-06 Jy ! Total flux subtracted in 200 components = -8.88536e-06 Jy ! Clean residual min=-0.002131 max=0.003961 Jy/beam ! Clean residual mean=-0.000000 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.253418 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 79 components and 0.253418 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058924Jy sigma=0.476320 ! Fit after self-cal, rms=0.058942Jy sigma=0.476259 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) ! Added new window around map position (2, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00283627 Jy ! Component: 100 - total flux cleaned = 0.00293006 Jy ! Component: 150 - total flux cleaned = 0.00288112 Jy ! Component: 200 - total flux cleaned = 0.00295879 Jy ! Total flux subtracted in 200 components = 0.00295879 Jy ! Clean residual min=-0.002266 max=0.002048 Jy/beam ! Clean residual mean=-0.000000 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.256376 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.256376 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058722Jy sigma=0.474698 ! Fit after self-cal, rms=0.058699Jy sigma=0.474553 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058699Jy sigma=0.474553 ! Fit after self-cal, rms=0.058600Jy sigma=0.474265 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8378 mas, bmaj=1.736 mas, bpa=-10.29 degrees ! Estimated noise=0.542691 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124812 Jy ! Component: 100 - total flux cleaned = 0.00138692 Jy ! Component: 150 - total flux cleaned = 0.00135753 Jy ! Component: 200 - total flux cleaned = 0.00127612 Jy ! Total flux subtracted in 200 components = 0.00127612 Jy ! Clean residual min=-0.002268 max=0.001919 Jy/beam ! Clean residual mean=-0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.257653 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 102 components and 0.257653 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058548Jy sigma=0.473927 ! Fit after self-cal, rms=0.058544Jy sigma=0.473901 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 = 0.00015988 Jy ! Component: 100 - total flux cleaned = 0.000136 Jy ! Component: 150 - total flux cleaned = 0.000113478 Jy ! Component: 200 - total flux cleaned = 4.91564e-05 Jy ! Total flux subtracted in 200 components = 4.91564e-05 Jy ! Clean residual min=-0.002204 max=0.001892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.257702 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 106 components and 0.257702 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058524Jy sigma=0.473756 ! Fit after self-cal, rms=0.058523Jy sigma=0.473749 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058523Jy sigma=0.473749 ! Fit after self-cal, rms=0.058443Jy sigma=0.473707 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.99 mas, bmaj=2.591 mas, bpa=3.335 degrees ! Estimated noise=0.694945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000577898 Jy ! Component: 100 - total flux cleaned = 0.000628549 Jy ! Component: 150 - total flux cleaned = 0.000651584 Jy ! Component: 200 - total flux cleaned = 0.000690836 Jy ! Total flux subtracted in 200 components = 0.000690836 Jy ! Clean residual min=-0.002429 max=0.002661 Jy/beam ! Clean residual mean=-0.000001 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.258393 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 115 components and 0.258393 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058437Jy sigma=0.473687 ! Fit after self-cal, rms=0.058435Jy sigma=0.473670 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) ! Added new window around map position (-4.6, -44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151448 Jy ! Component: 100 - total flux cleaned = 0.00133581 Jy ! Component: 150 - total flux cleaned = 0.0011883 Jy ! Component: 200 - total flux cleaned = 0.00130738 Jy ! Total flux subtracted in 200 components = 0.00130738 Jy ! Clean residual min=-0.001744 max=0.001899 Jy/beam ! Clean residual mean=-0.000001 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.2597 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 148 components and 0.2597 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058353Jy sigma=0.472932 ! Fit after self-cal, rms=0.058345Jy sigma=0.472872 ! 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=0.8383 mas, bmaj=1.733 mas, bpa=-10.26 degrees ! Estimated noise=0.541687 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8383 x 1.733 at -10.26 degrees (North through East) ! Clean map min=-0.0015748 max=0.11238 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=0.6686 mas, bmaj=1.544 mas, bpa=-12.88 degrees ! Estimated noise=1.21793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0897926 Jy ! Component: 100 - total flux cleaned = 0.13678 Jy ! Component: 150 - total flux cleaned = 0.166252 Jy ! Component: 200 - total flux cleaned = 0.18647 Jy ! Total flux subtracted in 200 components = 0.18647 Jy ! Clean residual min=-0.006096 max=0.011433 Jy/beam ! Clean residual mean=-0.000002 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 0.18647 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.18647 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8383 mas, bmaj=1.733 mas, bpa=-10.26 degrees ! Estimated noise=0.541687 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 = 0.0205989 Jy ! Component: 100 - total flux cleaned = 0.034009 Jy ! Component: 150 - total flux cleaned = 0.0431659 Jy ! Component: 200 - total flux cleaned = 0.0495575 Jy ! Total flux subtracted in 200 components = 0.0495575 Jy ! Clean residual min=-0.002749 max=0.003603 Jy/beam ! Clean residual mean=-0.000002 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.236027 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 43 components and 0.236027 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00466589 Jy ! Component: 100 - total flux cleaned = 0.00816876 Jy ! Component: 150 - total flux cleaned = 0.0109286 Jy ! Component: 200 - total flux cleaned = 0.0132469 Jy ! Total flux subtracted in 200 components = 0.0132469 Jy ! Clean residual min=-0.002061 max=0.002219 Jy/beam ! Clean residual mean=-0.000001 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.249274 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 71 components and 0.249274 Jy ! Inverting map ! Added new window around map position (-2, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019861 Jy ! Component: 100 - total flux cleaned = 0.00341062 Jy ! Component: 150 - total flux cleaned = 0.00422857 Jy ! Component: 200 - total flux cleaned = 0.00490883 Jy ! Total flux subtracted in 200 components = 0.00490883 Jy ! Clean residual min=-0.001836 max=0.001772 Jy/beam ! Clean residual mean=-0.000001 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.254183 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 102 components and 0.254183 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=1.99 mas, bmaj=2.591 mas, bpa=3.335 degrees ! Estimated noise=0.694945 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200127 Jy ! Component: 100 - total flux cleaned = 0.00285877 Jy ! Component: 150 - total flux cleaned = 0.00306005 Jy ! Component: 200 - total flux cleaned = 0.00323428 Jy ! Total flux subtracted in 200 components = 0.00323428 Jy ! Clean residual min=-0.001817 max=0.002019 Jy/beam ! Clean residual mean=-0.000002 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.257417 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) ! Added new window around map position (-2.4, 46.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156168 Jy ! Component: 100 - total flux cleaned = 0.00168528 Jy ! Component: 150 - total flux cleaned = 0.00214644 Jy ! Component: 200 - total flux cleaned = 0.00249861 Jy ! Total flux subtracted in 200 components = 0.00249861 Jy ! Clean residual min=-0.001814 max=0.001506 Jy/beam ! Clean residual mean=-0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.259916 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 165 components and 0.259916 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8383 mas, bmaj=1.733 mas, bpa=-10.26 degrees ! Estimated noise=0.541687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000183992 Jy ! Component: 100 - total flux cleaned = 0.000296692 Jy ! Component: 150 - total flux cleaned = 0.000475497 Jy ! Component: 200 - total flux cleaned = 0.000744757 Jy ! Total flux subtracted in 200 components = 0.000744757 Jy ! Clean residual min=-0.001620 max=0.001154 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.260661 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 200 components and 0.260661 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058209Jy sigma=0.471773 ! Fit after self-cal, rms=0.058185Jy sigma=0.471646 wmodel J1749+1944_X_map.mod ! Writing 200 model components to file: J1749+1944_X_map.mod wobs J1749+1944_X_uvs.fits ! Writing UV FITS file: J1749+1944_X_uvs.fits wwins J1749+1944_X_map.win ! wwins: Wrote 6 windows to J1749+1944_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 = -0.000656293 Jy ! Component: 100 - total flux cleaned = -0.000746231 Jy ! Component: 150 - total flux cleaned = -0.000766496 Jy ! Component: 200 - total flux cleaned = -0.000805773 Jy ! Component: 250 - total flux cleaned = -0.00078614 Jy ! Component: 300 - total flux cleaned = -0.000712791 Jy ! Component: 350 - total flux cleaned = -0.000694969 Jy ! Component: 400 - total flux cleaned = -0.000677268 Jy ! Component: 450 - total flux cleaned = -0.00067667 Jy ! Component: 500 - total flux cleaned = -0.00065989 Jy ! Component: 550 - total flux cleaned = -0.000643495 Jy ! Component: 600 - total flux cleaned = -0.00062784 Jy ! Component: 650 - total flux cleaned = -0.000627797 Jy ! Component: 700 - total flux cleaned = -0.000612596 Jy ! Component: 750 - total flux cleaned = -0.000582833 Jy ! Component: 800 - total flux cleaned = -0.000538416 Jy ! Component: 850 - total flux cleaned = -0.000552895 Jy ! Component: 900 - total flux cleaned = -0.00050962 Jy ! Component: 950 - total flux cleaned = -0.000523917 Jy ! Component: 1000 - total flux cleaned = -0.000509915 Jy ! Component: 1050 - total flux cleaned = -0.000482464 Jy ! Component: 1100 - total flux cleaned = -0.000509607 Jy ! Component: 1150 - total flux cleaned = -0.000536345 Jy ! Component: 1200 - total flux cleaned = -0.000509562 Jy ! Component: 1250 - total flux cleaned = -0.000470373 Jy ! Component: 1300 - total flux cleaned = -0.000470348 Jy ! Component: 1350 - total flux cleaned = -0.000432217 Jy ! Component: 1400 - total flux cleaned = -0.000445291 Jy ! Component: 1450 - total flux cleaned = -0.000407839 Jy ! Component: 1500 - total flux cleaned = -0.000432229 Jy ! Component: 1550 - total flux cleaned = -0.000407874 Jy ! Component: 1600 - total flux cleaned = -0.000335732 Jy ! Component: 1650 - total flux cleaned = -0.000300298 Jy ! Component: 1700 - total flux cleaned = -0.000288668 Jy ! Component: 1750 - total flux cleaned = -0.000242181 Jy ! Component: 1800 - total flux cleaned = -0.000219111 Jy ! Component: 1850 - total flux cleaned = -0.000150958 Jy ! Component: 1900 - total flux cleaned = -0.000128585 Jy ! Component: 1950 - total flux cleaned = -8.42353e-05 Jy ! Component: 2000 - total flux cleaned = 3.84457e-06 Jy ! Component: 2050 - total flux cleaned = 1.48652e-05 Jy ! Component: 2100 - total flux cleaned = 6.86488e-05 Jy ! Component: 2150 - total flux cleaned = 0.000132806 Jy ! Component: 2200 - total flux cleaned = 0.000132908 Jy ! Component: 2250 - total flux cleaned = 0.000164429 Jy ! Component: 2300 - total flux cleaned = 0.000216134 Jy ! Component: 2350 - total flux cleaned = 0.000246832 Jy ! Component: 2400 - total flux cleaned = 0.000195724 Jy ! Component: 2450 - total flux cleaned = 0.00022619 Jy ! Component: 2500 - total flux cleaned = 0.000256189 Jy ! Component: 2550 - total flux cleaned = 0.000256289 Jy ! Component: 2600 - total flux cleaned = 0.000305368 Jy ! Component: 2650 - total flux cleaned = 0.000285969 Jy ! Component: 2700 - total flux cleaned = 0.000295625 Jy ! Component: 2750 - total flux cleaned = 0.000286115 Jy ! Component: 2800 - total flux cleaned = 0.000267274 Jy ! Component: 2850 - total flux cleaned = 0.000304701 Jy ! Component: 2900 - total flux cleaned = 0.000286089 Jy ! Component: 2950 - total flux cleaned = 0.000295281 Jy ! Component: 3000 - total flux cleaned = 0.000331869 Jy ! Component: 3050 - total flux cleaned = 0.000368013 Jy ! Component: 3100 - total flux cleaned = 0.000314165 Jy ! Component: 3150 - total flux cleaned = 0.000331895 Jy ! Component: 3200 - total flux cleaned = 0.000358272 Jy ! Component: 3250 - total flux cleaned = 0.000331914 Jy ! Component: 3300 - total flux cleaned = 0.000305832 Jy ! Component: 3350 - total flux cleaned = 0.000288745 Jy ! Component: 3400 - total flux cleaned = 0.000271714 Jy ! Component: 3450 - total flux cleaned = 0.000331041 Jy ! Component: 3500 - total flux cleaned = 0.000305791 Jy ! Component: 3550 - total flux cleaned = 0.000289095 Jy ! Component: 3600 - total flux cleaned = 0.000338814 Jy ! Component: 3650 - total flux cleaned = 0.000322286 Jy ! Component: 3700 - total flux cleaned = 0.000306024 Jy ! Component: 3750 - total flux cleaned = 0.000289941 Jy ! Component: 3800 - total flux cleaned = 0.000322184 Jy ! Component: 3850 - total flux cleaned = 0.000322124 Jy ! Component: 3900 - total flux cleaned = 0.000322009 Jy ! Component: 3950 - total flux cleaned = 0.000259098 Jy ! Component: 4000 - total flux cleaned = 0.000274852 Jy ! Component: 4050 - total flux cleaned = 0.000290376 Jy ! Total flux subtracted in 4096 components = 0.000267279 Jy ! Clean residual min=-0.000534 max=0.000424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.260928 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 483 components and 0.260928 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1749+1944_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8383 x 1.733 at -10.26 degrees (North through East) ! Clean map min=-0.0010568 max=0.11285 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1749+1944_X_map.fits wmodel /image_prod/ug002_uva//J1749+1944_X_map.mod ! Writing 483 model components to file: /image_prod/ug002_uva//J1749+1944_X_map.mod wobs /image_prod/ug002_uva//J1749+1944_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1749+1944_X_uvs.fits wwins /image_prod/ug002_uva//J1749+1944_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1749+1944_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.112851 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130301 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.346387 0.346387 0.692775 1.38555 2.7711 5.5422 11.0844 22.1688 44.3376 88.6752 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.112 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 866.082 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1749+1944_X_dfm.log closed on Thu Mar 5 03:27:44 2020