! Started logfile: /image_prod/ug002_uva//J2142-2444_X_dfm.log on Thu Mar 5 05:21:16 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//J2142-2444_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2142-2444_X_uva.fits ! AN table 1: 40 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.978472 visibilities/baseline/integration-bin. ! Found source: J2142-2444 ! ! 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 121 lines of history. ! ! Reading 16908 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 J2142-2444_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019758Jy sigma=8.485211 ! Fit after self-cal, rms=0.862920Jy sigma=7.105043 ! 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=0.5908 mas, bmaj=1.665 mas, bpa=-2.236 degrees ! Estimated noise=1.3672 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 = 0.0996718 Jy ! Component: 100 - total flux cleaned = 0.12713 Jy ! Total flux subtracted in 100 components = 0.12713 Jy ! Clean residual min=-0.006882 max=0.013887 Jy/beam ! Clean residual mean=-0.000027 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 0.12713 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.12713 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=0.072442Jy sigma=0.560061 ! Fit after self-cal, rms=0.072355Jy sigma=0.559655 ! Inverting map ! Added new window around map position (-1.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152308 Jy ! Component: 100 - total flux cleaned = 0.0248902 Jy ! Total flux subtracted in 100 components = 0.0248902 Jy ! Clean residual min=-0.004879 max=0.008700 Jy/beam ! Clean residual mean=-0.000014 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 0.15202 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 0.15202 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=0.066919Jy sigma=0.499791 ! Fit after self-cal, rms=0.066758Jy sigma=0.498288 ! 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=0.7781 mas, bmaj=2.028 mas, bpa=-1.857 degrees ! Estimated noise=0.675315 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 = 0.0134862 Jy ! Component: 100 - total flux cleaned = 0.02083 Jy ! Component: 150 - total flux cleaned = 0.0251137 Jy ! Component: 200 - total flux cleaned = 0.0276605 Jy ! Total flux subtracted in 200 components = 0.0276605 Jy ! Clean residual min=-0.004278 max=0.005865 Jy/beam ! Clean residual mean=-0.000005 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.179681 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 45 components and 0.179681 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=0.064257Jy sigma=0.471779 ! Fit after self-cal, rms=0.064153Jy sigma=0.470356 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7781 x 2.028 at -1.857 degrees (North through East) ! Clean map min=-0.0038801 max=0.13435 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 1.17 KP 1.02 ! LA 1.04 MK 0.96 OV 0.95 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.09 KP 1.05 ! LA 1.03 MK 0.97 OV 0.95 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.18 KP 1.03 ! LA 1.00 MK 0.98 OV 0.92 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.12 KP 1.03 ! LA 1.04 MK 1.00 OV 0.92 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.14 KP 1.02 ! LA 1.02 MK 1.01 OV 0.95 PT 0.91 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.11 KP 1.03 ! LA 1.02 MK 0.98 OV 0.92 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.12 KP 1.00 ! LA 1.06 MK 0.97 OV 0.97 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 1.10 KP 1.06 ! LA 1.02 MK 1.01 OV 0.93 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 1.16 KP 1.01 ! LA 1.00 MK 1.07 OV 0.93 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.06 KP 1.01 ! LA 1.01 MK 1.01 OV 0.95 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 1.15 KP 1.01 ! LA 1.04 MK 1.00 OV 0.94 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 1.07 KP 1.04 ! LA 1.03 MK 1.00 OV 0.95 PT 0.90 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.064153Jy sigma=0.470356 ! Fit after self-cal, rms=0.065120Jy sigma=0.462654 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7807 mas, bmaj=2.019 mas, bpa=-1.514 degrees ! Estimated noise=0.672274 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 (-4.4, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304282 Jy ! Component: 100 - total flux cleaned = 0.00373884 Jy ! Component: 150 - total flux cleaned = 0.00427902 Jy ! Component: 200 - total flux cleaned = 0.00462144 Jy ! Total flux subtracted in 200 components = 0.00462144 Jy ! Clean residual min=-0.002055 max=0.001843 Jy/beam ! Clean residual mean=-0.000002 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.184302 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 69 components and 0.184302 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=0.064928Jy sigma=0.461056 ! Fit after self-cal, rms=0.064956Jy sigma=0.460932 ! 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=0.064956Jy sigma=0.460932 ! Fit after self-cal, rms=0.065592Jy sigma=0.459124 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7801 mas, bmaj=2.021 mas, bpa=-1.759 degrees ! Estimated noise=0.672214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000511371 Jy ! Component: 100 - total flux cleaned = 0.00076295 Jy ! Component: 150 - total flux cleaned = 0.0009978 Jy ! Component: 200 - total flux cleaned = 0.00112014 Jy ! Total flux subtracted in 200 components = 0.00112014 Jy ! Clean residual min=-0.001508 max=0.001561 Jy/beam ! Clean residual mean=-0.000002 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.185422 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 81 components and 0.185422 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=0.065568Jy sigma=0.458943 ! Fit after self-cal, rms=0.065583Jy sigma=0.458928 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 (0.8, 47.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000906369 Jy ! Component: 100 - total flux cleaned = 0.000879863 Jy ! Component: 150 - total flux cleaned = 0.000929535 Jy ! Component: 200 - total flux cleaned = 0.0010631 Jy ! Total flux subtracted in 200 components = 0.0010631 Jy ! Clean residual min=-0.001489 max=0.001227 Jy/beam ! Clean residual mean=-0.000002 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.186485 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 0.186485 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=0.065536Jy sigma=0.458699 ! Fit after self-cal, rms=0.065532Jy sigma=0.458679 ! 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=0.065532Jy sigma=0.458679 ! Fit after self-cal, rms=0.065977Jy sigma=0.458378 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7796 mas, bmaj=2.022 mas, bpa=-1.837 degrees ! Estimated noise=0.671143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456185 Jy ! Component: 100 - total flux cleaned = 0.000587449 Jy ! Component: 150 - total flux cleaned = 0.000653417 Jy ! Component: 200 - total flux cleaned = 0.00069737 Jy ! Total flux subtracted in 200 components = 0.00069737 Jy ! Clean residual min=-0.001373 max=0.001127 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.187183 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 115 components and 0.187183 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=0.065964Jy sigma=0.458305 ! Fit after self-cal, rms=0.065970Jy sigma=0.458296 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 = 4.29278e-05 Jy ! Component: 100 - total flux cleaned = 8.33501e-05 Jy ! Component: 150 - total flux cleaned = 0.000134666 Jy ! Component: 200 - total flux cleaned = 0.000183439 Jy ! Total flux subtracted in 200 components = 0.000183439 Jy ! Clean residual min=-0.001368 max=0.001132 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.187366 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 122 components and 0.187366 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=0.065963Jy sigma=0.458265 ! Fit after self-cal, rms=0.065963Jy sigma=0.458263 ! 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=0.065963Jy sigma=0.458263 ! Fit after self-cal, rms=0.065968Jy sigma=0.458257 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.554 mas, bmaj=5.56 mas, bpa=8.933 degrees ! Estimated noise=0.855603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000272472 Jy ! Component: 100 - total flux cleaned = 0.00030751 Jy ! Component: 150 - total flux cleaned = 0.00030775 Jy ! Component: 200 - total flux cleaned = 0.000290039 Jy ! Total flux subtracted in 200 components = 0.000290039 Jy ! Clean residual min=-0.001307 max=0.001043 Jy/beam ! Clean residual mean=-0.000002 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.187656 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 131 components and 0.187656 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=0.065964Jy sigma=0.458253 ! Fit after self-cal, rms=0.065964Jy sigma=0.458250 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 = 3.03803e-05 Jy ! Component: 100 - total flux cleaned = 2.14622e-05 Jy ! Component: 150 - total flux cleaned = 4.61255e-06 Jy ! Component: 200 - total flux cleaned = -1.12177e-05 Jy ! Total flux subtracted in 200 components = -1.12177e-05 Jy ! Clean residual min=-0.001293 max=0.001047 Jy/beam ! Clean residual mean=-0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.187645 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 132 components and 0.187645 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=0.065962Jy sigma=0.458249 ! Fit after self-cal, rms=0.065961Jy sigma=0.458247 ! 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=0.7795 mas, bmaj=2.022 mas, bpa=-1.835 degrees ! Estimated noise=0.670686 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7795 x 2.022 at -1.835 degrees (North through East) ! Clean map min=-0.0018938 max=0.13356 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=0.5904 mas, bmaj=1.656 mas, bpa=-2.189 degrees ! Estimated noise=1.35912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0988018 Jy ! Component: 100 - total flux cleaned = 0.126602 Jy ! Component: 150 - total flux cleaned = 0.141632 Jy ! Component: 200 - total flux cleaned = 0.151212 Jy ! Total flux subtracted in 200 components = 0.151212 Jy ! Clean residual min=-0.003809 max=0.005216 Jy/beam ! Clean residual mean=-0.000014 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 0.151212 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.151212 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7795 mas, bmaj=2.022 mas, bpa=-1.835 degrees ! Estimated noise=0.670686 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 = 0.0124345 Jy ! Component: 100 - total flux cleaned = 0.0191047 Jy ! Component: 150 - total flux cleaned = 0.0230509 Jy ! Component: 200 - total flux cleaned = 0.0258736 Jy ! Total flux subtracted in 200 components = 0.0258736 Jy ! Clean residual min=-0.002097 max=0.002265 Jy/beam ! Clean residual mean=-0.000006 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.177086 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 51 components and 0.177086 Jy ! Inverting map ! Added new window around map position (-3, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00241496 Jy ! Component: 100 - total flux cleaned = 0.00416544 Jy ! Component: 150 - total flux cleaned = 0.00554125 Jy ! Component: 200 - total flux cleaned = 0.0066073 Jy ! Total flux subtracted in 200 components = 0.0066073 Jy ! Clean residual min=-0.001772 max=0.001302 Jy/beam ! Clean residual mean=-0.000003 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.183693 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 74 components and 0.183693 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.554 mas, bmaj=5.56 mas, bpa=8.933 degrees ! Estimated noise=0.855603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163455 Jy ! Component: 100 - total flux cleaned = 0.00266769 Jy ! Component: 150 - total flux cleaned = 0.00329738 Jy ! Component: 200 - total flux cleaned = 0.00355054 Jy ! Total flux subtracted in 200 components = 0.00355054 Jy ! Clean residual min=-0.001331 max=0.001092 Jy/beam ! Clean residual mean=-0.000003 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.187243 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 = 8.82542e-05 Jy ! Component: 100 - total flux cleaned = 0.000103666 Jy ! Component: 150 - total flux cleaned = 0.00011876 Jy ! Component: 200 - total flux cleaned = 0.000132019 Jy ! Total flux subtracted in 200 components = 0.000132019 Jy ! Clean residual min=-0.001260 max=0.001083 Jy/beam ! Clean residual mean=-0.000002 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.187375 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 108 components and 0.187375 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7795 mas, bmaj=2.022 mas, bpa=-1.835 degrees ! Estimated noise=0.670686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000143014 Jy ! Component: 100 - total flux cleaned = -0.000311543 Jy ! Component: 150 - total flux cleaned = -0.000337192 Jy ! Component: 200 - total flux cleaned = -0.000382134 Jy ! Total flux subtracted in 200 components = -0.000382134 Jy ! Clean residual min=-0.001513 max=0.001167 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.186993 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 125 components and 0.186993 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=0.065977Jy sigma=0.458331 ! Fit after self-cal, rms=0.065967Jy sigma=0.458298 wmodel J2142-2444_X_map.mod ! Writing 125 model components to file: J2142-2444_X_map.mod wobs J2142-2444_X_uvs.fits ! Writing UV FITS file: J2142-2444_X_uvs.fits wwins J2142-2444_X_map.win ! wwins: Wrote 5 windows to J2142-2444_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 = -0.000648573 Jy ! Component: 100 - total flux cleaned = -0.00119832 Jy ! Component: 150 - total flux cleaned = -0.00147765 Jy ! Component: 200 - total flux cleaned = -0.00170309 Jy ! Component: 250 - total flux cleaned = -0.00193908 Jy ! Component: 300 - total flux cleaned = -0.00214658 Jy ! Component: 350 - total flux cleaned = -0.00229274 Jy ! Component: 400 - total flux cleaned = -0.00238105 Jy ! Component: 450 - total flux cleaned = -0.00238094 Jy ! Component: 500 - total flux cleaned = -0.00246523 Jy ! Component: 550 - total flux cleaned = -0.0024319 Jy ! Component: 600 - total flux cleaned = -0.00249711 Jy ! Component: 650 - total flux cleaned = -0.002513 Jy ! Component: 700 - total flux cleaned = -0.00254434 Jy ! Component: 750 - total flux cleaned = -0.00255958 Jy ! Component: 800 - total flux cleaned = -0.00254404 Jy ! Component: 850 - total flux cleaned = -0.00255891 Jy ! Component: 900 - total flux cleaned = -0.00254383 Jy ! Component: 950 - total flux cleaned = -0.00249995 Jy ! Component: 1000 - total flux cleaned = -0.00250016 Jy ! Component: 1050 - total flux cleaned = -0.0025002 Jy ! Component: 1100 - total flux cleaned = -0.00250015 Jy ! Component: 1150 - total flux cleaned = -0.00251401 Jy ! Component: 1200 - total flux cleaned = -0.002473 Jy ! Component: 1250 - total flux cleaned = -0.00247288 Jy ! Component: 1300 - total flux cleaned = -0.00248629 Jy ! Component: 1350 - total flux cleaned = -0.00248669 Jy ! Component: 1400 - total flux cleaned = -0.00253916 Jy ! Component: 1450 - total flux cleaned = -0.00260383 Jy ! Component: 1500 - total flux cleaned = -0.00260382 Jy ! Component: 1550 - total flux cleaned = -0.00264208 Jy ! Component: 1600 - total flux cleaned = -0.00266719 Jy ! Component: 1650 - total flux cleaned = -0.0026797 Jy ! Component: 1700 - total flux cleaned = -0.00270425 Jy ! Component: 1750 - total flux cleaned = -0.002692 Jy ! Component: 1800 - total flux cleaned = -0.00270424 Jy ! Component: 1850 - total flux cleaned = -0.00269244 Jy ! Component: 1900 - total flux cleaned = -0.00265676 Jy ! Component: 1950 - total flux cleaned = -0.00265682 Jy ! Component: 2000 - total flux cleaned = -0.00269197 Jy ! Component: 2050 - total flux cleaned = -0.0026572 Jy ! Component: 2100 - total flux cleaned = -0.00265714 Jy ! Component: 2150 - total flux cleaned = -0.00266851 Jy ! Component: 2200 - total flux cleaned = -0.00263452 Jy ! Component: 2250 - total flux cleaned = -0.00263468 Jy ! Component: 2300 - total flux cleaned = -0.00264576 Jy ! Component: 2350 - total flux cleaned = -0.00264562 Jy ! Component: 2400 - total flux cleaned = -0.00263454 Jy ! Component: 2450 - total flux cleaned = -0.00261272 Jy ! Component: 2500 - total flux cleaned = -0.00266672 Jy ! Component: 2550 - total flux cleaned = -0.00261309 Jy ! Component: 2600 - total flux cleaned = -0.00266638 Jy ! Component: 2650 - total flux cleaned = -0.00264521 Jy ! Component: 2700 - total flux cleaned = -0.00264531 Jy ! Component: 2750 - total flux cleaned = -0.00262436 Jy ! Component: 2800 - total flux cleaned = -0.00264506 Jy ! Component: 2850 - total flux cleaned = -0.0026347 Jy ! Component: 2900 - total flux cleaned = -0.0026552 Jy ! Component: 2950 - total flux cleaned = -0.00264515 Jy ! Component: 3000 - total flux cleaned = -0.00267539 Jy ! Component: 3050 - total flux cleaned = -0.00268546 Jy ! Component: 3100 - total flux cleaned = -0.00269543 Jy ! Component: 3150 - total flux cleaned = -0.0026558 Jy ! Component: 3200 - total flux cleaned = -0.00268539 Jy ! Component: 3250 - total flux cleaned = -0.00269516 Jy ! Component: 3300 - total flux cleaned = -0.00269512 Jy ! Component: 3350 - total flux cleaned = -0.00271447 Jy ! Component: 3400 - total flux cleaned = -0.00272407 Jy ! Component: 3450 - total flux cleaned = -0.00271457 Jy ! Component: 3500 - total flux cleaned = -0.00276188 Jy ! Component: 3550 - total flux cleaned = -0.00279956 Jy ! Component: 3600 - total flux cleaned = -0.0027996 Jy ! Component: 3650 - total flux cleaned = -0.00283684 Jy ! Component: 3700 - total flux cleaned = -0.00286459 Jy ! Component: 3750 - total flux cleaned = -0.0028554 Jy ! Component: 3800 - total flux cleaned = -0.00288279 Jy ! Component: 3850 - total flux cleaned = -0.00290998 Jy ! Component: 3900 - total flux cleaned = -0.00286482 Jy ! Component: 3950 - total flux cleaned = -0.00296358 Jy ! Component: 4000 - total flux cleaned = -0.00292782 Jy ! Component: 4050 - total flux cleaned = -0.00298118 Jy ! Total flux subtracted in 4096 components = -0.00297229 Jy ! Clean residual min=-0.000526 max=0.000516 Jy/beam ! Clean residual mean=-0.000000 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.184021 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 409 components and 0.184021 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2142-2444_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7795 x 2.022 at -1.835 degrees (North through East) ! Clean map min=-0.0010054 max=0.13504 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2142-2444_X_map.fits wmodel /image_prod/ug002_uva//J2142-2444_X_map.mod ! Writing 409 model components to file: /image_prod/ug002_uva//J2142-2444_X_map.mod wobs /image_prod/ug002_uva//J2142-2444_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2142-2444_X_uvs.fits wwins /image_prod/ug002_uva//J2142-2444_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2142-2444_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.135038 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150194 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.333669 0.333669 0.667339 1.33468 2.66935 5.33871 10.6774 21.3548 42.7097 85.4193 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.135 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 899.093 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2142-2444_X_dfm.log closed on Thu Mar 5 05:21:20 2020