! Started logfile: /image_prod/ug002_uva//J1955+5131_X_i_dfm.log on Thu Mar 5 04:28:59 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//J1955+5131_X_i_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1955+5131_X_i_uva.fits ! AN table 1: 28 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.832341 visibilities/baseline/integration-bin. ! Found source: J1955+5131 ! ! 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 10068 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 J1955+5131_X_i] 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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.123915Jy sigma=8.273943 ! Fit after self-cal, rms=0.532438Jy sigma=3.903526 ! 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=0.7423 mas, bmaj=1.094 mas, bpa=-5.568 degrees ! Estimated noise=1.51607 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 = 0.354776 Jy ! Component: 100 - total flux cleaned = 0.478422 Jy ! Total flux subtracted in 100 components = 0.478422 Jy ! Clean residual min=-0.019635 max=0.053245 Jy/beam ! Clean residual mean=-0.000003 rms=0.004019 Jy/beam ! Combined flux in latest and established models = 0.478422 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.478422 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=0.128882Jy sigma=0.917382 ! Fit after self-cal, rms=0.128165Jy sigma=0.912769 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0589795 Jy ! Component: 100 - total flux cleaned = 0.0879822 Jy ! Total flux subtracted in 100 components = 0.0879822 Jy ! Clean residual min=-0.012065 max=0.024280 Jy/beam ! Clean residual mean=-0.000003 rms=0.002519 Jy/beam ! Combined flux in latest and established models = 0.566404 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.566404 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=0.089550Jy sigma=0.629540 ! Fit after self-cal, rms=0.089096Jy sigma=0.626541 ! Inverting map ! Added new window around map position (-1.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237942 Jy ! Component: 100 - total flux cleaned = 0.0358365 Jy ! Total flux subtracted in 100 components = 0.0358365 Jy ! Clean residual min=-0.011093 max=0.014592 Jy/beam ! Clean residual mean=-0.000003 rms=0.002161 Jy/beam ! Combined flux in latest and established models = 0.60224 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.60224 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=0.079908Jy sigma=0.562719 ! Fit after self-cal, rms=0.079023Jy sigma=0.556693 ! Inverting map ! Added new window around map position (-2.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152094 Jy ! Component: 100 - total flux cleaned = 0.0223098 Jy ! Total flux subtracted in 100 components = 0.0223098 Jy ! Clean residual min=-0.009949 max=0.011988 Jy/beam ! Clean residual mean=-0.000003 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 0.62455 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 18 components and 0.62455 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=0.075052Jy sigma=0.528617 ! Fit after self-cal, rms=0.074701Jy sigma=0.526063 ! Inverting map ! Added new window around map position (-5, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116602 Jy ! Component: 100 - total flux cleaned = 0.0194034 Jy ! Total flux subtracted in 100 components = 0.0194034 Jy ! Clean residual min=-0.009010 max=0.009699 Jy/beam ! Clean residual mean=-0.000003 rms=0.001792 Jy/beam ! Combined flux in latest and established models = 0.643953 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 0.643953 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=0.072088Jy sigma=0.506209 ! Fit after self-cal, rms=0.071932Jy sigma=0.505128 ! 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=0.9273 mas, bmaj=1.337 mas, bpa=-4.338 degrees ! Estimated noise=0.984991 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 = 0.0108871 Jy ! Component: 100 - total flux cleaned = 0.0186301 Jy ! Component: 150 - total flux cleaned = 0.0245517 Jy ! Component: 200 - total flux cleaned = 0.0291627 Jy ! Total flux subtracted in 200 components = 0.0291627 Jy ! Clean residual min=-0.007816 max=0.009418 Jy/beam ! Clean residual mean=-0.000011 rms=0.001833 Jy/beam ! Combined flux in latest and established models = 0.673116 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 42 components and 0.673116 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=0.069642Jy sigma=0.489062 ! Fit after self-cal, rms=0.069470Jy sigma=0.487747 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9273 x 1.337 at -4.338 degrees (North through East) ! Clean map min=-0.0075866 max=0.47103 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.95 KP 1.05 ! LA 1.03 MK 1.07 OV 0.94 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.92 KP 1.04 ! LA 1.04 MK 1.06 OV 0.94 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.92 KP 1.05 ! LA 1.04 MK 1.04 OV 0.94 PT 0.92 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.93 KP 1.05 ! LA 1.04 MK 1.08 OV 0.95 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.93 KP 1.05 ! LA 1.04 MK 1.05 OV 0.94 PT 0.95 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.94 KP 1.04 ! LA 1.03 MK 1.05 OV 0.94 PT 0.93 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.92 KP 1.05 ! LA 1.04 MK 1.07 OV 0.95 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.92 KP 1.06 ! LA 1.02 MK 1.05 OV 0.94 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.92 KP 1.04 ! LA 1.03 MK 1.03 OV 0.95 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.93 KP 1.04 ! LA 1.02 MK 1.05 OV 0.96 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.93 KP 1.02 ! LA 1.01 MK 1.05 OV 0.93 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.93 KP 1.05 ! LA 1.03 MK 1.06 OV 0.94 PT 0.92 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.069470Jy sigma=0.487747 ! Fit after self-cal, rms=0.060250Jy sigma=0.413477 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.937 mas, bmaj=1.345 mas, bpa=-4.935 degrees ! Estimated noise=0.986287 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 = 0.00266479 Jy ! Component: 100 - total flux cleaned = 0.00416164 Jy ! Component: 150 - total flux cleaned = 0.00524055 Jy ! Component: 200 - total flux cleaned = 0.00599802 Jy ! Total flux subtracted in 200 components = 0.00599802 Jy ! Clean residual min=-0.003315 max=0.004173 Jy/beam ! Clean residual mean=-0.000008 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.679114 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.679114 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=0.059687Jy sigma=0.409572 ! Fit after self-cal, rms=0.059650Jy sigma=0.409081 ! 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=0.059650Jy sigma=0.409081 ! Fit after self-cal, rms=0.058599Jy sigma=0.401122 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9347 mas, bmaj=1.343 mas, bpa=-4.558 degrees ! Estimated noise=0.983957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247514 Jy ! Component: 100 - total flux cleaned = 0.00378065 Jy ! Component: 150 - total flux cleaned = 0.00468612 Jy ! Component: 200 - total flux cleaned = 0.0049679 Jy ! Total flux subtracted in 200 components = 0.0049679 Jy ! Clean residual min=-0.002648 max=0.002973 Jy/beam ! Clean residual mean=-0.000002 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.684082 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.684082 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=0.058375Jy sigma=0.399704 ! Fit after self-cal, rms=0.058356Jy sigma=0.399498 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 (-6, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026774 Jy ! Component: 100 - total flux cleaned = 0.00371852 Jy ! Component: 150 - total flux cleaned = 0.00439051 Jy ! Component: 200 - total flux cleaned = 0.0047892 Jy ! Total flux subtracted in 200 components = 0.0047892 Jy ! Clean residual min=-0.002420 max=0.002682 Jy/beam ! Clean residual mean=-0.000001 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.688871 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.688871 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=0.058090Jy sigma=0.397990 ! Fit after self-cal, rms=0.058077Jy sigma=0.397914 ! 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=0.058077Jy sigma=0.397914 ! Fit after self-cal, rms=0.058000Jy sigma=0.397172 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9343 mas, bmaj=1.343 mas, bpa=-4.59 degrees ! Estimated noise=0.983451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154893 Jy ! Component: 100 - total flux cleaned = 0.00222365 Jy ! Component: 150 - total flux cleaned = 0.00260407 Jy ! Component: 200 - total flux cleaned = 0.00299968 Jy ! Total flux subtracted in 200 components = 0.00299968 Jy ! Clean residual min=-0.002320 max=0.002617 Jy/beam ! Clean residual mean=-0.000005 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.691871 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.691871 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=0.057864Jy sigma=0.396470 ! Fit after self-cal, rms=0.057856Jy sigma=0.396395 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 (-11.2, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274975 Jy ! Component: 100 - total flux cleaned = 0.00421236 Jy ! Component: 150 - total flux cleaned = 0.00524606 Jy ! Component: 200 - total flux cleaned = 0.00622496 Jy ! Total flux subtracted in 200 components = 0.00622496 Jy ! Clean residual min=-0.002254 max=0.002392 Jy/beam ! Clean residual mean=-0.000002 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.698096 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.698096 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=0.057666Jy sigma=0.395221 ! Fit after self-cal, rms=0.057648Jy sigma=0.395110 ! Inverting map ! Added new window around map position (4.2, -20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022655 Jy ! Component: 100 - total flux cleaned = 0.00340295 Jy ! Component: 150 - total flux cleaned = 0.00423998 Jy ! Component: 200 - total flux cleaned = 0.0049571 Jy ! Total flux subtracted in 200 components = 0.0049571 Jy ! Clean residual min=-0.002201 max=0.002325 Jy/beam ! Clean residual mean=-0.000005 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.703053 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 100 components and 0.703053 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=0.057516Jy sigma=0.394293 ! Fit after self-cal, rms=0.057506Jy sigma=0.394242 ! Inverting map ! Added new window around map position (39.2, -50.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016951 Jy ! Component: 100 - total flux cleaned = 0.00252831 Jy ! Component: 150 - total flux cleaned = 0.00317524 Jy ! Component: 200 - total flux cleaned = 0.00369548 Jy ! Total flux subtracted in 200 components = 0.00369548 Jy ! Clean residual min=-0.002069 max=0.002043 Jy/beam ! Clean residual mean=-0.000006 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.706748 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 109 components and 0.706748 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=0.057391Jy sigma=0.393622 ! Fit after self-cal, rms=0.057383Jy sigma=0.393568 ! 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=0.057383Jy sigma=0.393568 ! Fit after self-cal, rms=0.057356Jy sigma=0.393331 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.284 mas, bmaj=2.481 mas, bpa=22.75 degrees ! Estimated noise=1.32961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208673 Jy ! Component: 100 - total flux cleaned = 0.00368322 Jy ! Component: 150 - total flux cleaned = 0.00479117 Jy ! Component: 200 - total flux cleaned = 0.00569253 Jy ! Total flux subtracted in 200 components = 0.00569253 Jy ! Clean residual min=-0.002944 max=0.002519 Jy/beam ! Clean residual mean=-0.000013 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.712441 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 125 components and 0.712441 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=0.057303Jy sigma=0.393019 ! Fit after self-cal, rms=0.057296Jy sigma=0.392972 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 = 0.000567536 Jy ! Component: 100 - total flux cleaned = 0.00134768 Jy ! Component: 150 - total flux cleaned = 0.00199317 Jy ! Component: 200 - total flux cleaned = 0.00243974 Jy ! Total flux subtracted in 200 components = 0.00243974 Jy ! Clean residual min=-0.002796 max=0.002456 Jy/beam ! Clean residual mean=-0.000014 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.714881 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 140 components and 0.714881 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=0.057271Jy sigma=0.392826 ! Fit after self-cal, rms=0.057265Jy sigma=0.392794 ! 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=0.9345 mas, bmaj=1.343 mas, bpa=-4.615 degrees ! Estimated noise=0.98356 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9345 x 1.343 at -4.615 degrees (North through East) ! Clean map min=-0.0018105 max=0.46999 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=0.749 mas, bmaj=1.098 mas, bpa=-5.72 degrees ! Estimated noise=1.52178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.356175 Jy ! Component: 100 - total flux cleaned = 0.480563 Jy ! Component: 150 - total flux cleaned = 0.538806 Jy ! Component: 200 - total flux cleaned = 0.573189 Jy ! Total flux subtracted in 200 components = 0.573189 Jy ! Clean residual min=-0.007688 max=0.018305 Jy/beam ! Clean residual mean=0.000001 rms=0.001790 Jy/beam ! Combined flux in latest and established models = 0.57319 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.57319 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9345 mas, bmaj=1.343 mas, bpa=-4.615 degrees ! Estimated noise=0.98356 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 = 0.0318496 Jy ! Component: 100 - total flux cleaned = 0.0515853 Jy ! Component: 150 - total flux cleaned = 0.0661125 Jy ! Component: 200 - total flux cleaned = 0.0770583 Jy ! Total flux subtracted in 200 components = 0.0770583 Jy ! Clean residual min=-0.003669 max=0.006523 Jy/beam ! Clean residual mean=-0.000003 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.650248 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 0.650248 Jy ! Inverting map ! Added new window around map position (-2.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00843041 Jy ! Component: 100 - total flux cleaned = 0.0150913 Jy ! Component: 150 - total flux cleaned = 0.0204058 Jy ! Component: 200 - total flux cleaned = 0.0247283 Jy ! Total flux subtracted in 200 components = 0.0247283 Jy ! Clean residual min=-0.002868 max=0.003265 Jy/beam ! Clean residual mean=-0.000004 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.674976 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 59 components and 0.674976 Jy ! Inverting map ! Added new window around map position (-3.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385732 Jy ! Component: 100 - total flux cleaned = 0.00719004 Jy ! Component: 150 - total flux cleaned = 0.0101984 Jy ! Component: 200 - total flux cleaned = 0.0129329 Jy ! Total flux subtracted in 200 components = 0.0129329 Jy ! Clean residual min=-0.002426 max=0.002318 Jy/beam ! Clean residual mean=-0.000004 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.687909 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 86 components and 0.687909 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=2.284 mas, bmaj=2.481 mas, bpa=22.75 degrees ! Estimated noise=1.32961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00484778 Jy ! Component: 100 - total flux cleaned = 0.00866217 Jy ! Component: 150 - total flux cleaned = 0.011875 Jy ! Component: 200 - total flux cleaned = 0.0146083 Jy ! Total flux subtracted in 200 components = 0.0146083 Jy ! Clean residual min=-0.003366 max=0.003345 Jy/beam ! Clean residual mean=-0.000009 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.702518 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234122 Jy ! Component: 100 - total flux cleaned = 0.0043549 Jy ! Component: 150 - total flux cleaned = 0.00609971 Jy ! Component: 200 - total flux cleaned = 0.00762017 Jy ! Total flux subtracted in 200 components = 0.00762017 Jy ! Clean residual min=-0.002931 max=0.002916 Jy/beam ! Clean residual mean=-0.000011 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.710138 Jy ! Adding 104 model components to the UV plane model. ! The established model now contains 170 components and 0.710138 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9345 mas, bmaj=1.343 mas, bpa=-4.615 degrees ! Estimated noise=0.98356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156834 Jy ! Component: 100 - total flux cleaned = 0.00252182 Jy ! Component: 150 - total flux cleaned = 0.00320009 Jy ! Component: 200 - total flux cleaned = 0.00375058 Jy ! Total flux subtracted in 200 components = 0.00375058 Jy ! Clean residual min=-0.001918 max=0.001850 Jy/beam ! Clean residual mean=-0.000005 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.713888 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 193 components and 0.713888 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=0.057068Jy sigma=0.391970 ! Fit after self-cal, rms=0.057033Jy sigma=0.391749 wmodel J1955+5131_X_i_map.mod ! Writing 193 model components to file: J1955+5131_X_i_map.mod wobs J1955+5131_X_i_uvs.fits ! Writing UV FITS file: J1955+5131_X_i_uvs.fits wwins J1955+5131_X_i_map.win ! wwins: Wrote 10 windows to J1955+5131_X_i_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 = -0.000325381 Jy ! Component: 100 - total flux cleaned = -0.000451965 Jy ! Component: 150 - total flux cleaned = -0.000573428 Jy ! Component: 200 - total flux cleaned = -0.000691043 Jy ! Component: 250 - total flux cleaned = -0.000691397 Jy ! Component: 300 - total flux cleaned = -0.00074731 Jy ! Component: 350 - total flux cleaned = -0.000856052 Jy ! Component: 400 - total flux cleaned = -0.00104231 Jy ! Component: 450 - total flux cleaned = -0.00109372 Jy ! Component: 500 - total flux cleaned = -0.00104209 Jy ! Component: 550 - total flux cleaned = -0.00106783 Jy ! Component: 600 - total flux cleaned = -0.00106825 Jy ! Component: 650 - total flux cleaned = -0.00109322 Jy ! Component: 700 - total flux cleaned = -0.00119042 Jy ! Component: 750 - total flux cleaned = -0.0012386 Jy ! Component: 800 - total flux cleaned = -0.00133359 Jy ! Component: 850 - total flux cleaned = -0.00142694 Jy ! Component: 900 - total flux cleaned = -0.0014039 Jy ! Component: 950 - total flux cleaned = -0.00151822 Jy ! Component: 1000 - total flux cleaned = -0.00156375 Jy ! Component: 1050 - total flux cleaned = -0.00165272 Jy ! Component: 1100 - total flux cleaned = -0.00163073 Jy ! Component: 1150 - total flux cleaned = -0.00167442 Jy ! Component: 1200 - total flux cleaned = -0.00165286 Jy ! Component: 1250 - total flux cleaned = -0.00180214 Jy ! Component: 1300 - total flux cleaned = -0.00182326 Jy ! Component: 1350 - total flux cleaned = -0.00184399 Jy ! Component: 1400 - total flux cleaned = -0.00188534 Jy ! Component: 1450 - total flux cleaned = -0.0019261 Jy ! Component: 1500 - total flux cleaned = -0.00196666 Jy ! Component: 1550 - total flux cleaned = -0.00206781 Jy ! Component: 1600 - total flux cleaned = -0.00210748 Jy ! Component: 1650 - total flux cleaned = -0.00214711 Jy ! Component: 1700 - total flux cleaned = -0.00228459 Jy ! Component: 1750 - total flux cleaned = -0.00234307 Jy ! Component: 1800 - total flux cleaned = -0.00243969 Jy ! Component: 1850 - total flux cleaned = -0.00245891 Jy ! Component: 1900 - total flux cleaned = -0.00264951 Jy ! Component: 1950 - total flux cleaned = -0.00266864 Jy ! Component: 2000 - total flux cleaned = -0.00276247 Jy ! Component: 2050 - total flux cleaned = -0.00291135 Jy ! Component: 2100 - total flux cleaned = -0.00296668 Jy ! Component: 2150 - total flux cleaned = -0.00307678 Jy ! Component: 2200 - total flux cleaned = -0.00320449 Jy ! Component: 2250 - total flux cleaned = -0.0032766 Jy ! Component: 2300 - total flux cleaned = -0.00338449 Jy ! Component: 2350 - total flux cleaned = -0.00340235 Jy ! Component: 2400 - total flux cleaned = -0.00343783 Jy ! Component: 2450 - total flux cleaned = -0.00356141 Jy ! Component: 2500 - total flux cleaned = -0.00361398 Jy ! Component: 2550 - total flux cleaned = -0.00366633 Jy ! Component: 2600 - total flux cleaned = -0.00380459 Jy ! Component: 2650 - total flux cleaned = -0.0038389 Jy ! Component: 2700 - total flux cleaned = -0.00399249 Jy ! Component: 2750 - total flux cleaned = -0.00400936 Jy ! Component: 2800 - total flux cleaned = -0.00405991 Jy ! Component: 2850 - total flux cleaned = -0.00416048 Jy ! Component: 2900 - total flux cleaned = -0.00421047 Jy ! Component: 2950 - total flux cleaned = -0.00422687 Jy ! Component: 3000 - total flux cleaned = -0.00424344 Jy ! Component: 3050 - total flux cleaned = -0.00437421 Jy ! Component: 3100 - total flux cleaned = -0.00437415 Jy ! Component: 3150 - total flux cleaned = -0.00451957 Jy ! Component: 3200 - total flux cleaned = -0.00453558 Jy ! Component: 3250 - total flux cleaned = -0.0046156 Jy ! Component: 3300 - total flux cleaned = -0.00466334 Jy ! Component: 3350 - total flux cleaned = -0.00471082 Jy ! Component: 3400 - total flux cleaned = -0.00467933 Jy ! Component: 3450 - total flux cleaned = -0.00482001 Jy ! Component: 3500 - total flux cleaned = -0.00480457 Jy ! Component: 3550 - total flux cleaned = -0.00480455 Jy ! Component: 3600 - total flux cleaned = -0.00486603 Jy ! Component: 3650 - total flux cleaned = -0.00488142 Jy ! Component: 3700 - total flux cleaned = -0.0049576 Jy ! Component: 3750 - total flux cleaned = -0.00498806 Jy ! Component: 3800 - total flux cleaned = -0.00500322 Jy ! Component: 3850 - total flux cleaned = -0.00497325 Jy ! Component: 3900 - total flux cleaned = -0.00507766 Jy ! Component: 3950 - total flux cleaned = -0.00507769 Jy ! Component: 4000 - total flux cleaned = -0.00512206 Jy ! Component: 4050 - total flux cleaned = -0.00519561 Jy ! Total flux subtracted in 4096 components = -0.00518092 Jy ! Clean residual min=-0.000921 max=0.000788 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.708708 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 524 components and 0.708707 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1955+5131_X_i_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9345 x 1.343 at -4.615 degrees (North through East) ! Clean map min=-0.0013663 max=0.4688 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1955+5131_X_i_map.fits wmodel /image_prod/ug002_uva//J1955+5131_X_i_map.mod ! Writing 524 model components to file: /image_prod/ug002_uva//J1955+5131_X_i_map.mod wobs /image_prod/ug002_uva//J1955+5131_X_i_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1955+5131_X_i_uvs.fits wwins /image_prod/ug002_uva//J1955+5131_X_i_map.win ! wwins: Wrote 11 windows to /image_prod/ug002_uva//J1955+5131_X_i_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.468797 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000246943 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.158028 0.158028 0.316056 0.632111 1.26422 2.52844 5.05689 10.1138 20.2276 40.4551 80.9102 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.468 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1898.4 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1955+5131_X_i_dfm.log closed on Thu Mar 5 04:29:03 2020