! Started logfile: /image_prod/ug002_uva//J2228+4419_X_dfm.log on Thu Mar 5 05:42:19 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//J2228+4419_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2228+4419_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.97963 visibilities/baseline/integration-bin. ! Found source: J2228+4419 ! ! 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 25392 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 J2228+4419_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006909Jy sigma=8.869073 ! Fit after self-cal, rms=0.901677Jy sigma=7.902981 ! 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=0.9041 mas, bmaj=1.555 mas, bpa=-27.87 degrees ! Estimated noise=1.07602 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 = 0.0746262 Jy ! Component: 100 - total flux cleaned = 0.100566 Jy ! Total flux subtracted in 100 components = 0.100566 Jy ! Clean residual min=-0.004517 max=0.010757 Jy/beam ! Clean residual mean=0.000002 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.100566 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.100566 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=0.072317Jy sigma=0.538357 ! Fit after self-cal, rms=0.072018Jy sigma=0.536828 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118038 Jy ! Component: 100 - total flux cleaned = 0.0177834 Jy ! Total flux subtracted in 100 components = 0.0177834 Jy ! Clean residual min=-0.003998 max=0.006546 Jy/beam ! Clean residual mean=-0.000000 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.118349 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.118349 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=0.069690Jy sigma=0.512552 ! Fit after self-cal, rms=0.069663Jy sigma=0.512378 ! Inverting map ! Added new window around map position (1.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00561091 Jy ! Component: 100 - total flux cleaned = 0.00867307 Jy ! Total flux subtracted in 100 components = 0.00867307 Jy ! Clean residual min=-0.003840 max=0.005466 Jy/beam ! Clean residual mean=-0.000002 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.127022 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.127022 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=0.069180Jy sigma=0.507023 ! Fit after self-cal, rms=0.069137Jy sigma=0.506551 ! Inverting map ! Added new window around map position (4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00493088 Jy ! Component: 100 - total flux cleaned = 0.00775033 Jy ! Total flux subtracted in 100 components = 0.00775033 Jy ! Clean residual min=-0.003549 max=0.003496 Jy/beam ! Clean residual mean=-0.000003 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.134773 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.134773 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=0.068690Jy sigma=0.501238 ! Fit after self-cal, rms=0.068655Jy sigma=0.500939 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=1.864 mas, bpa=-26.2 degrees ! Estimated noise=0.518605 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 = 0.00357422 Jy ! Component: 100 - total flux cleaned = 0.00564172 Jy ! Component: 150 - total flux cleaned = 0.00682034 Jy ! Component: 200 - total flux cleaned = 0.00737306 Jy ! Total flux subtracted in 200 components = 0.00737306 Jy ! Clean residual min=-0.003078 max=0.003678 Jy/beam ! Clean residual mean=-0.000006 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.142146 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 49 components and 0.142146 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=0.068451Jy sigma=0.498719 ! Fit after self-cal, rms=0.068425Jy sigma=0.498484 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.198 x 1.864 at -26.2 degrees (North through East) ! Clean map min=-0.0029894 max=0.099443 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.01 HN 1.02 KP 1.09 ! LA 1.01 MK 1.12 NL 1.13 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.00 HN 0.97 KP 1.11 ! LA 0.99 MK 1.11 NL 1.13 OV 0.93 ! PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.97 KP 1.11 ! LA 1.02 MK 1.12 NL 1.11 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00 HN 0.99 KP 1.13 ! LA 1.00 MK 1.10 NL 1.11 OV 0.96 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.99 KP 1.10 ! LA 1.00 MK 1.06 NL 1.12 OV 0.97 ! PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.01 HN 1.00 KP 1.11 ! LA 1.02 MK 1.09 NL 1.09 OV 0.94 ! PT 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.99 HN 0.96 KP 1.12 ! LA 1.02 MK 1.01 NL 1.13 OV 0.93 ! PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.98 HN 0.97 KP 1.10 ! LA 1.01 MK 1.16 NL 1.13 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HN 0.97 KP 1.10 ! LA 0.99 MK 1.12 NL 1.09 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.98 HN 0.97 KP 1.13 ! LA 0.99 MK 1.06 NL 1.13 OV 0.91 ! PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.99 HN 0.95 KP 1.14 ! LA 1.02 MK 1.09 NL 1.06 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.02 HN 0.98 KP 1.10 ! LA 1.00 MK 1.13 NL 1.11 OV 0.90 ! PT 0.93 ! ! ! Fit before self-cal, rms=0.068425Jy sigma=0.498484 ! Fit after self-cal, rms=0.065323Jy sigma=0.488316 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.227 mas, bmaj=1.872 mas, bpa=-26.08 degrees ! Estimated noise=0.5196 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 = 0.000911791 Jy ! Component: 100 - total flux cleaned = 0.000788679 Jy ! Component: 150 - total flux cleaned = 0.000753323 Jy ! Component: 200 - total flux cleaned = 0.000807126 Jy ! Total flux subtracted in 200 components = 0.000807126 Jy ! Clean residual min=-0.001646 max=0.001711 Jy/beam ! Clean residual mean=-0.000000 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.142953 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.142953 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=0.065249Jy sigma=0.487507 ! Fit after self-cal, rms=0.065195Jy sigma=0.487248 ! 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=0.065195Jy sigma=0.487248 ! Fit after self-cal, rms=0.064453Jy sigma=0.485190 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.211 mas, bmaj=1.875 mas, bpa=-26.44 degrees ! Estimated noise=0.5173 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000449219 Jy ! Component: 100 - total flux cleaned = -0.000296158 Jy ! Component: 150 - total flux cleaned = -0.00017181 Jy ! Component: 200 - total flux cleaned = -0.000153795 Jy ! Total flux subtracted in 200 components = -0.000153795 Jy ! Clean residual min=-0.001207 max=0.001340 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.142799 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.142799 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=0.064432Jy sigma=0.484955 ! Fit after self-cal, rms=0.064435Jy sigma=0.484891 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 (-16.8, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000674605 Jy ! Component: 100 - total flux cleaned = 0.000411988 Jy ! Component: 150 - total flux cleaned = 0.000233934 Jy ! Component: 200 - total flux cleaned = 0.000116411 Jy ! Total flux subtracted in 200 components = 0.000116411 Jy ! Clean residual min=-0.001154 max=0.001303 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.142915 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 98 components and 0.142915 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=0.064410Jy sigma=0.484646 ! Fit after self-cal, rms=0.064411Jy sigma=0.484629 ! Inverting map ! Added new window around map position (6.2, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000917799 Jy ! Component: 100 - total flux cleaned = 0.00108296 Jy ! Component: 150 - total flux cleaned = 0.00115462 Jy ! Component: 200 - total flux cleaned = 0.00111467 Jy ! Total flux subtracted in 200 components = 0.00111467 Jy ! Clean residual min=-0.001073 max=0.001090 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.14403 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 114 components and 0.14403 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=0.064383Jy sigma=0.484381 ! Fit after self-cal, rms=0.064372Jy sigma=0.484356 ! 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=0.064372Jy sigma=0.484356 ! Fit after self-cal, rms=0.064563Jy sigma=0.484283 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=1.875 mas, bpa=-26.21 degrees ! Estimated noise=0.518069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00032453 Jy ! Component: 100 - total flux cleaned = 0.000369779 Jy ! Component: 150 - total flux cleaned = 0.000333581 Jy ! Component: 200 - total flux cleaned = 0.000300217 Jy ! Total flux subtracted in 200 components = 0.000300217 Jy ! Clean residual min=-0.001017 max=0.001040 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.14433 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 125 components and 0.14433 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=0.064549Jy sigma=0.484165 ! Fit after self-cal, rms=0.064545Jy sigma=0.484154 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 = 0.000118227 Jy ! Component: 100 - total flux cleaned = 0.000101612 Jy ! Component: 150 - total flux cleaned = 8.72689e-05 Jy ! Component: 200 - total flux cleaned = 7.30873e-05 Jy ! Total flux subtracted in 200 components = 7.30873e-05 Jy ! Clean residual min=-0.001016 max=0.001006 Jy/beam ! Clean residual mean=-0.000001 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.144403 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 132 components and 0.144403 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=0.064537Jy sigma=0.484096 ! Fit after self-cal, rms=0.064534Jy sigma=0.484093 ! 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=0.064534Jy sigma=0.484093 ! Fit after self-cal, rms=0.064543Jy sigma=0.484080 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.464 mas, bmaj=2.581 mas, bpa=-11 degrees ! Estimated noise=0.577773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.85712e-05 Jy ! Component: 100 - total flux cleaned = 1.81387e-05 Jy ! Component: 150 - total flux cleaned = -3.23586e-06 Jy ! Component: 200 - total flux cleaned = -3.28412e-05 Jy ! Total flux subtracted in 200 components = -3.28412e-05 Jy ! Clean residual min=-0.001003 max=0.000916 Jy/beam ! Clean residual mean=-0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.144371 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 147 components and 0.144371 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=0.064541Jy sigma=0.484043 ! Fit after self-cal, rms=0.064539Jy sigma=0.484041 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.37443e-05 Jy ! Component: 100 - total flux cleaned = -1.31929e-05 Jy ! Component: 150 - total flux cleaned = -4.67554e-05 Jy ! Component: 200 - total flux cleaned = -9.35822e-05 Jy ! Total flux subtracted in 200 components = -9.35822e-05 Jy ! Clean residual min=-0.000994 max=0.000908 Jy/beam ! Clean residual mean=-0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.144277 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 154 components and 0.144277 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=0.064536Jy sigma=0.484022 ! Fit after self-cal, rms=0.064536Jy sigma=0.484020 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=1.875 mas, bpa=-26.11 degrees ! Estimated noise=0.518123 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.213 x 1.875 at -26.11 degrees (North through East) ! Clean map min=-0.00094658 max=0.09925 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=0.9169 mas, bmaj=1.572 mas, bpa=-27.77 degrees ! Estimated noise=1.0854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0749956 Jy ! Component: 100 - total flux cleaned = 0.101155 Jy ! Component: 150 - total flux cleaned = 0.113342 Jy ! Component: 200 - total flux cleaned = 0.121275 Jy ! Total flux subtracted in 200 components = 0.121275 Jy ! Clean residual min=-0.003010 max=0.004430 Jy/beam ! Clean residual mean=0.000000 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.121275 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 0.121275 Jy ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=1.875 mas, bpa=-26.11 degrees ! Estimated noise=0.518123 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 = 0.00712001 Jy ! Component: 100 - total flux cleaned = 0.0116308 Jy ! Component: 150 - total flux cleaned = 0.0147256 Jy ! Component: 200 - total flux cleaned = 0.0170128 Jy ! Total flux subtracted in 200 components = 0.0170128 Jy ! Clean residual min=-0.001274 max=0.001342 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.138288 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 0.138288 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=2.464 mas, bmaj=2.581 mas, bpa=-11 degrees ! Estimated noise=0.577773 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235184 Jy ! Component: 100 - total flux cleaned = 0.00379874 Jy ! Component: 150 - total flux cleaned = 0.00459637 Jy ! Component: 200 - total flux cleaned = 0.00501869 Jy ! Total flux subtracted in 200 components = 0.00501869 Jy ! Clean residual min=-0.001035 max=0.001046 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.143307 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 = 0.000218454 Jy ! Component: 100 - total flux cleaned = 0.000359035 Jy ! Component: 150 - total flux cleaned = 0.000501541 Jy ! Component: 200 - total flux cleaned = 0.000607716 Jy ! Total flux subtracted in 200 components = 0.000607716 Jy ! Clean residual min=-0.000990 max=0.000948 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.143914 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 102 components and 0.143914 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.213 mas, bmaj=1.875 mas, bpa=-26.11 degrees ! Estimated noise=0.518123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000163062 Jy ! Component: 100 - total flux cleaned = 0.000282223 Jy ! Component: 150 - total flux cleaned = 0.000347019 Jy ! Component: 200 - total flux cleaned = 0.000406317 Jy ! Total flux subtracted in 200 components = 0.000406317 Jy ! Clean residual min=-0.001030 max=0.001047 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.144321 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 127 components and 0.144321 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=0.064568Jy sigma=0.484148 ! Fit after self-cal, rms=0.064576Jy sigma=0.484093 wmodel J2228+4419_X_map.mod ! Writing 127 model components to file: J2228+4419_X_map.mod wobs J2228+4419_X_uvs.fits ! Writing UV FITS file: J2228+4419_X_uvs.fits wwins J2228+4419_X_map.win ! wwins: Wrote 5 windows to J2228+4419_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 = 0.000147237 Jy ! Component: 100 - total flux cleaned = 0.000376649 Jy ! Component: 150 - total flux cleaned = 0.000511938 Jy ! Component: 200 - total flux cleaned = 0.000610251 Jy ! Component: 250 - total flux cleaned = 0.000705991 Jy ! Component: 300 - total flux cleaned = 0.000783844 Jy ! Component: 350 - total flux cleaned = 0.000859784 Jy ! Component: 400 - total flux cleaned = 0.000859457 Jy ! Component: 450 - total flux cleaned = 0.000874283 Jy ! Component: 500 - total flux cleaned = 0.000917415 Jy ! Component: 550 - total flux cleaned = 0.000945727 Jy ! Component: 600 - total flux cleaned = 0.000973676 Jy ! Component: 650 - total flux cleaned = 0.000973904 Jy ! Component: 700 - total flux cleaned = 0.00100065 Jy ! Component: 750 - total flux cleaned = 0.000974017 Jy ! Component: 800 - total flux cleaned = 0.000973933 Jy ! Component: 850 - total flux cleaned = 0.000960972 Jy ! Component: 900 - total flux cleaned = 0.000960905 Jy ! Component: 950 - total flux cleaned = 0.000973664 Jy ! Component: 1000 - total flux cleaned = 0.00101079 Jy ! Component: 1050 - total flux cleaned = 0.00102288 Jy ! Component: 1100 - total flux cleaned = 0.00102268 Jy ! Component: 1150 - total flux cleaned = 0.0010465 Jy ! Component: 1200 - total flux cleaned = 0.0010581 Jy ! Component: 1250 - total flux cleaned = 0.00104643 Jy ! Component: 1300 - total flux cleaned = 0.0010812 Jy ! Component: 1350 - total flux cleaned = 0.00111567 Jy ! Component: 1400 - total flux cleaned = 0.00113831 Jy ! Component: 1450 - total flux cleaned = 0.00114946 Jy ! Component: 1500 - total flux cleaned = 0.00116072 Jy ! Component: 1550 - total flux cleaned = 0.00123804 Jy ! Component: 1600 - total flux cleaned = 0.00128192 Jy ! Component: 1650 - total flux cleaned = 0.00126033 Jy ! Component: 1700 - total flux cleaned = 0.00132517 Jy ! Component: 1750 - total flux cleaned = 0.00139987 Jy ! Component: 1800 - total flux cleaned = 0.00139995 Jy ! Component: 1850 - total flux cleaned = 0.00146282 Jy ! Component: 1900 - total flux cleaned = 0.00148356 Jy ! Component: 1950 - total flux cleaned = 0.00147327 Jy ! Component: 2000 - total flux cleaned = 0.00151427 Jy ! Component: 2050 - total flux cleaned = 0.00153477 Jy ! Component: 2100 - total flux cleaned = 0.00154482 Jy ! Component: 2150 - total flux cleaned = 0.00156482 Jy ! Component: 2200 - total flux cleaned = 0.00158474 Jy ! Component: 2250 - total flux cleaned = 0.0015947 Jy ! Component: 2300 - total flux cleaned = 0.0015848 Jy ! Component: 2350 - total flux cleaned = 0.0015945 Jy ! Component: 2400 - total flux cleaned = 0.00155594 Jy ! Component: 2450 - total flux cleaned = 0.00161343 Jy ! Component: 2500 - total flux cleaned = 0.00160386 Jy ! Component: 2550 - total flux cleaned = 0.00161332 Jy ! Component: 2600 - total flux cleaned = 0.001604 Jy ! Component: 2650 - total flux cleaned = 0.00166921 Jy ! Component: 2700 - total flux cleaned = 0.00167838 Jy ! Component: 2750 - total flux cleaned = 0.00163245 Jy ! Component: 2800 - total flux cleaned = 0.00166894 Jy ! Component: 2850 - total flux cleaned = 0.00168705 Jy ! Component: 2900 - total flux cleaned = 0.0016691 Jy ! Component: 2950 - total flux cleaned = 0.00169599 Jy ! Component: 3000 - total flux cleaned = 0.00172275 Jy ! Component: 3050 - total flux cleaned = 0.00173149 Jy ! Component: 3100 - total flux cleaned = 0.00171385 Jy ! Component: 3150 - total flux cleaned = 0.00174002 Jy ! Component: 3200 - total flux cleaned = 0.00175743 Jy ! Component: 3250 - total flux cleaned = 0.00176598 Jy ! Component: 3300 - total flux cleaned = 0.00178312 Jy ! Component: 3350 - total flux cleaned = 0.0017575 Jy ! Component: 3400 - total flux cleaned = 0.00174049 Jy ! Component: 3450 - total flux cleaned = 0.0017574 Jy ! Component: 3500 - total flux cleaned = 0.00179935 Jy ! Component: 3550 - total flux cleaned = 0.00179935 Jy ! Component: 3600 - total flux cleaned = 0.00177435 Jy ! Component: 3650 - total flux cleaned = 0.00179914 Jy ! Component: 3700 - total flux cleaned = 0.00183201 Jy ! Component: 3750 - total flux cleaned = 0.0018156 Jy ! Component: 3800 - total flux cleaned = 0.0017749 Jy ! Component: 3850 - total flux cleaned = 0.00181532 Jy ! Component: 3900 - total flux cleaned = 0.00178314 Jy ! Component: 3950 - total flux cleaned = 0.00178316 Jy ! Component: 4000 - total flux cleaned = 0.00177524 Jy ! Component: 4050 - total flux cleaned = 0.00178313 Jy ! Total flux subtracted in 4096 components = 0.00175951 Jy ! Clean residual min=-0.000609 max=0.000510 Jy/beam ! Clean residual mean=-0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.14608 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 394 components and 0.14608 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2228+4419_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.213 x 1.875 at -26.11 degrees (North through East) ! Clean map min=-0.0008491 max=0.09936 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2228+4419_X_map.fits wmodel /image_prod/ug002_uva//J2228+4419_X_map.mod ! Writing 394 model components to file: /image_prod/ug002_uva//J2228+4419_X_map.mod wobs /image_prod/ug002_uva//J2228+4419_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2228+4419_X_uvs.fits wwins /image_prod/ug002_uva//J2228+4419_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2228+4419_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0993601 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000133683 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.403633 0.403633 0.807266 1.61453 3.22906 6.45813 12.9163 25.8325 51.665 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 743.249 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2228+4419_X_dfm.log closed on Thu Mar 5 05:42:24 2020