! Started logfile: /image_prod/ug002_uva//J1642+6655_X_dfm.log on Thu Mar 5 02:52:50 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//J1642+6655_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1642+6655_X_uva.fits ! AN table 1: 120 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.784722 visibilities/baseline/integration-bin. ! Found source: J1642+6655 ! ! 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 40680 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 J1642+6655_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 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001562Jy sigma=9.189615 ! Fit after self-cal, rms=0.975655Jy sigma=8.946933 ! 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=0.826 mas, bmaj=0.9265 mas, bpa=-51.8 degrees ! Estimated noise=1.04812 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 = 0.0202002 Jy ! Component: 100 - total flux cleaned = 0.024612 Jy ! Total flux subtracted in 100 components = 0.024612 Jy ! Clean residual min=-0.002262 max=0.002147 Jy/beam ! Clean residual mean=-0.000002 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.024612 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.024612 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=0.050685Jy sigma=0.439752 ! Fit after self-cal, rms=0.048922Jy sigma=0.423165 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358769 Jy ! Component: 100 - total flux cleaned = 0.00462855 Jy ! Total flux subtracted in 100 components = 0.00462855 Jy ! Clean residual min=-0.002229 max=0.002452 Jy/beam ! Clean residual mean=-0.000001 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.0292405 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0292405 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=0.048693Jy sigma=0.420594 ! Fit after self-cal, rms=0.048686Jy sigma=0.420473 ! 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=1.168 mas, bmaj=1.251 mas, bpa=-51.39 degrees ! Estimated noise=0.390224 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 (3.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236498 Jy ! Component: 100 - total flux cleaned = 0.00299084 Jy ! Component: 150 - total flux cleaned = 0.00321781 Jy ! Component: 200 - total flux cleaned = 0.00332147 Jy ! Total flux subtracted in 200 components = 0.00332147 Jy ! Clean residual min=-0.001013 max=0.001992 Jy/beam ! Clean residual mean=-0.000005 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.032562 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.032562 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=0.048576Jy sigma=0.419353 ! Fit after self-cal, rms=0.048509Jy sigma=0.418642 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158574 Jy ! Component: 100 - total flux cleaned = 0.0016509 Jy ! Component: 150 - total flux cleaned = 0.00167571 Jy ! Component: 200 - total flux cleaned = 0.00169441 Jy ! Total flux subtracted in 200 components = 0.00169441 Jy ! Clean residual min=-0.000960 max=0.001645 Jy/beam ! Clean residual mean=-0.000004 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0342564 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 0.0342564 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=0.048456Jy sigma=0.418136 ! Fit after self-cal, rms=0.048415Jy sigma=0.417845 ! Inverting map ! Added new window around map position (-3.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148563 Jy ! Component: 100 - total flux cleaned = 0.00191664 Jy ! Component: 150 - total flux cleaned = 0.00202838 Jy ! Component: 200 - total flux cleaned = 0.00202941 Jy ! Total flux subtracted in 200 components = 0.00202941 Jy ! Clean residual min=-0.000936 max=0.000884 Jy/beam ! Clean residual mean=-0.000003 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0362858 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 47 components and 0.0362858 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=0.048364Jy sigma=0.417347 ! Fit after self-cal, rms=0.048335Jy sigma=0.417172 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.168 x 1.251 at -51.39 degrees (North through East) ! Clean map min=-0.0010804 max=0.028935 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.12 HN 0.98 KP 1.08 ! LA 1.01 MK 1.16 OV 0.97 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.10 HN 0.99 KP 1.08 ! LA 1.06 MK 1.14 OV 0.98 PT 0.96 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.12 HN 0.99 KP 1.07 ! LA 1.08 MK 1.14 OV 0.89 PT 1.02 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.12 HN 0.95 KP 1.00 ! LA 1.04 MK 1.14 OV 0.99 PT 1.00 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.94 KP 1.03 ! LA 0.99 MK 1.11 OV 1.01 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.92 KP 1.12 ! LA 1.07 MK 1.03 OV 0.95 PT 1.01 ! SC 0.85 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.08 HN 0.92 KP 1.08 ! LA 1.00 MK 1.10 OV 0.99 PT 0.93 ! SC 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.91 KP 1.07 ! LA 1.11 MK 1.05 OV 0.97 PT 0.98 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.08 HN 0.86 KP 1.11 ! LA 1.03 MK 1.07 OV 0.93 PT 0.97 ! SC 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.06 HN 0.89 KP 0.99 ! LA 0.99 MK 1.04 OV 0.91 PT 0.99 ! SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.91 KP 1.07 ! LA 0.99 MK 1.02 OV 0.90 PT 0.90 ! SC 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.93 HN 0.88 KP 1.02 ! LA 1.01 MK 0.83 OV 0.94 PT 0.94 ! SC 0.85 ! ! ! Fit before self-cal, rms=0.048335Jy sigma=0.417172 ! Fit after self-cal, rms=0.047390Jy sigma=0.416028 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.163 mas, bmaj=1.229 mas, bpa=-51.03 degrees ! Estimated noise=0.385213 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 = 0.000961313 Jy ! Component: 100 - total flux cleaned = 0.00147688 Jy ! Component: 150 - total flux cleaned = 0.00160964 Jy ! Component: 200 - total flux cleaned = 0.00164285 Jy ! Total flux subtracted in 200 components = 0.00164285 Jy ! Clean residual min=-0.000758 max=0.000636 Jy/beam ! Clean residual mean=-0.000003 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.0379287 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.0379287 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=0.047367Jy sigma=0.415790 ! Fit after self-cal, rms=0.047383Jy sigma=0.415488 ! 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=0.047383Jy sigma=0.415488 ! Fit after self-cal, rms=0.047855Jy sigma=0.414771 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.154 mas, bmaj=1.219 mas, bpa=-53.39 degrees ! Estimated noise=0.385292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000630606 Jy ! Component: 100 - total flux cleaned = 0.000922117 Jy ! Component: 150 - total flux cleaned = 0.0010554 Jy ! Component: 200 - total flux cleaned = 0.00110214 Jy ! Total flux subtracted in 200 components = 0.00110214 Jy ! Clean residual min=-0.000695 max=0.000611 Jy/beam ! Clean residual mean=-0.000002 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0390308 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 76 components and 0.0390308 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=0.047844Jy sigma=0.414669 ! Fit after self-cal, rms=0.047894Jy sigma=0.414301 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 = 0.000261344 Jy ! Component: 100 - total flux cleaned = 0.00027449 Jy ! Component: 150 - total flux cleaned = 0.000286872 Jy ! Component: 200 - total flux cleaned = 0.000298563 Jy ! Total flux subtracted in 200 components = 0.000298563 Jy ! Clean residual min=-0.000757 max=0.000630 Jy/beam ! Clean residual mean=-0.000002 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0393294 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.0393294 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=0.047887Jy sigma=0.414242 ! Fit after self-cal, rms=0.047884Jy sigma=0.414196 ! 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=0.047884Jy sigma=0.414196 ! Fit after self-cal, rms=0.048074Jy sigma=0.414101 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.149 mas, bmaj=1.212 mas, bpa=-53.61 degrees ! Estimated noise=0.383623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382705 Jy ! Component: 100 - total flux cleaned = 0.000566629 Jy ! Component: 150 - total flux cleaned = 0.000671297 Jy ! Component: 200 - total flux cleaned = 0.000712061 Jy ! Total flux subtracted in 200 components = 0.000712061 Jy ! Clean residual min=-0.000713 max=0.000582 Jy/beam ! Clean residual mean=-0.000003 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0400415 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.0400415 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=0.048066Jy sigma=0.414043 ! Fit after self-cal, rms=0.048097Jy sigma=0.413970 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 = 0.000114061 Jy ! Component: 100 - total flux cleaned = 0.000114461 Jy ! Component: 150 - total flux cleaned = 0.000134439 Jy ! Component: 200 - total flux cleaned = 0.00013453 Jy ! Total flux subtracted in 200 components = 0.00013453 Jy ! Clean residual min=-0.000686 max=0.000596 Jy/beam ! Clean residual mean=-0.000003 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.040176 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.040176 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=0.048093Jy sigma=0.413934 ! Fit after self-cal, rms=0.048092Jy sigma=0.413921 ! 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=0.048092Jy sigma=0.413921 ! Fit after self-cal, rms=0.048075Jy sigma=0.413891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.481 mas, bmaj=2.753 mas, bpa=63.29 degrees ! Estimated noise=0.48701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000425647 Jy ! Component: 100 - total flux cleaned = 0.000635745 Jy ! Component: 150 - total flux cleaned = 0.000673448 Jy ! Component: 200 - total flux cleaned = 0.000689478 Jy ! Total flux subtracted in 200 components = 0.000689478 Jy ! Clean residual min=-0.000684 max=0.000662 Jy/beam ! Clean residual mean=-0.000006 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0408655 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 100 components and 0.0408655 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=0.048074Jy sigma=0.413875 ! Fit after self-cal, rms=0.048086Jy sigma=0.413838 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 = 7.86462e-05 Jy ! Component: 100 - total flux cleaned = 7.84448e-05 Jy ! Component: 150 - total flux cleaned = 7.84802e-05 Jy ! Component: 200 - total flux cleaned = 7.853e-05 Jy ! Total flux subtracted in 200 components = 7.853e-05 Jy ! Clean residual min=-0.000672 max=0.000672 Jy/beam ! Clean residual mean=-0.000006 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.040944 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.040944 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=0.048085Jy sigma=0.413832 ! Fit after self-cal, rms=0.048083Jy sigma=0.413808 ! 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=1.146 mas, bmaj=1.208 mas, bpa=-53.4 degrees ! Estimated noise=0.381904 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.146 x 1.208 at -53.4 degrees (North through East) ! Clean map min=-0.0011612 max=0.028132 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=0.8189 mas, bmaj=0.9043 mas, bpa=-53.5 degrees ! Estimated noise=0.983589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210533 Jy ! Component: 100 - total flux cleaned = 0.0269765 Jy ! Component: 150 - total flux cleaned = 0.0305189 Jy ! Component: 200 - total flux cleaned = 0.0330939 Jy ! Total flux subtracted in 200 components = 0.0330939 Jy ! Clean residual min=-0.002021 max=0.001820 Jy/beam ! Clean residual mean=-0.000001 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.0330939 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0330939 Jy ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=1.208 mas, bpa=-53.4 degrees ! Estimated noise=0.381904 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) ! Added new window around map position (1.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295109 Jy ! Component: 100 - total flux cleaned = 0.00483205 Jy ! Component: 150 - total flux cleaned = 0.00604134 Jy ! Component: 200 - total flux cleaned = 0.00664404 Jy ! Total flux subtracted in 200 components = 0.00664404 Jy ! Clean residual min=-0.000817 max=0.000843 Jy/beam ! Clean residual mean=-0.000003 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0397379 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 39 components and 0.0397379 Jy ! Inverting map ! Added new window around map position (1.4, 11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527839 Jy ! Component: 100 - total flux cleaned = 0.0007099 Jy ! Component: 150 - total flux cleaned = 0.000845924 Jy ! Component: 200 - total flux cleaned = 0.00094441 Jy ! Total flux subtracted in 200 components = 0.00094441 Jy ! Clean residual min=-0.000779 max=0.000633 Jy/beam ! Clean residual mean=-0.000003 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0406823 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 52 components and 0.0406823 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=2.481 mas, bmaj=2.753 mas, bpa=63.29 degrees ! Estimated noise=0.48701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000434052 Jy ! Component: 100 - total flux cleaned = 0.000502771 Jy ! Component: 150 - total flux cleaned = 0.000530418 Jy ! Component: 200 - total flux cleaned = 0.000530621 Jy ! Total flux subtracted in 200 components = 0.000530621 Jy ! Clean residual min=-0.000773 max=0.000630 Jy/beam ! Clean residual mean=-0.000006 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0412129 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 = 1.50977e-07 Jy ! Component: 100 - total flux cleaned = -9.7766e-06 Jy ! Component: 150 - total flux cleaned = -2.82519e-05 Jy ! Component: 200 - total flux cleaned = -3.65531e-05 Jy ! Total flux subtracted in 200 components = -3.65531e-05 Jy ! Clean residual min=-0.000739 max=0.000629 Jy/beam ! Clean residual mean=-0.000006 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0411764 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 83 components and 0.0411764 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=1.208 mas, bpa=-53.4 degrees ! Estimated noise=0.381904 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000285457 Jy ! Component: 100 - total flux cleaned = -0.00033734 Jy ! Component: 150 - total flux cleaned = -0.000337824 Jy ! Component: 200 - total flux cleaned = -0.000325077 Jy ! Total flux subtracted in 200 components = -0.000325077 Jy ! Clean residual min=-0.000699 max=0.000603 Jy/beam ! Clean residual mean=-0.000003 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0408513 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 103 components and 0.0408513 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=0.048084Jy sigma=0.413816 ! Fit after self-cal, rms=0.048074Jy sigma=0.413755 wmodel J1642+6655_X_map.mod ! Writing 103 model components to file: J1642+6655_X_map.mod wobs J1642+6655_X_uvs.fits ! Writing UV FITS file: J1642+6655_X_uvs.fits wwins J1642+6655_X_map.win ! wwins: Wrote 5 windows to J1642+6655_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 = -0.000323615 Jy ! Component: 100 - total flux cleaned = -0.000470703 Jy ! Component: 150 - total flux cleaned = -0.000596808 Jy ! Component: 200 - total flux cleaned = -0.000667445 Jy ! Component: 250 - total flux cleaned = -0.000765621 Jy ! Component: 300 - total flux cleaned = -0.000842241 Jy ! Component: 350 - total flux cleaned = -0.000898515 Jy ! Component: 400 - total flux cleaned = -0.000926061 Jy ! Component: 450 - total flux cleaned = -0.000953334 Jy ! Component: 500 - total flux cleaned = -0.000988943 Jy ! Component: 550 - total flux cleaned = -0.00104124 Jy ! Component: 600 - total flux cleaned = -0.00108393 Jy ! Component: 650 - total flux cleaned = -0.00112613 Jy ! Component: 700 - total flux cleaned = -0.00118432 Jy ! Component: 750 - total flux cleaned = -0.00122537 Jy ! Component: 800 - total flux cleaned = -0.00127392 Jy ! Component: 850 - total flux cleaned = -0.00131397 Jy ! Component: 900 - total flux cleaned = -0.00136929 Jy ! Component: 950 - total flux cleaned = -0.001385 Jy ! Component: 1000 - total flux cleaned = -0.00142359 Jy ! Component: 1050 - total flux cleaned = -0.00146168 Jy ! Component: 1100 - total flux cleaned = -0.00147667 Jy ! Component: 1150 - total flux cleaned = -0.00150648 Jy ! Component: 1200 - total flux cleaned = -0.00152132 Jy ! Component: 1250 - total flux cleaned = -0.00155783 Jy ! Component: 1300 - total flux cleaned = -0.00157233 Jy ! Component: 1350 - total flux cleaned = -0.00160817 Jy ! Component: 1400 - total flux cleaned = -0.00160096 Jy ! Component: 1450 - total flux cleaned = -0.00160097 Jy ! Component: 1500 - total flux cleaned = -0.00160795 Jy ! Component: 1550 - total flux cleaned = -0.00162184 Jy ! Component: 1600 - total flux cleaned = -0.00162177 Jy ! Component: 1650 - total flux cleaned = -0.0016217 Jy ! Component: 1700 - total flux cleaned = -0.0016216 Jy ! Component: 1750 - total flux cleaned = -0.00160817 Jy ! Component: 1800 - total flux cleaned = -0.00160819 Jy ! Component: 1850 - total flux cleaned = -0.00161477 Jy ! Component: 1900 - total flux cleaned = -0.00161479 Jy ! Component: 1950 - total flux cleaned = -0.00162782 Jy ! Component: 2000 - total flux cleaned = -0.00162777 Jy ! Component: 2050 - total flux cleaned = -0.00162778 Jy ! Component: 2100 - total flux cleaned = -0.00164049 Jy ! Component: 2150 - total flux cleaned = -0.00163419 Jy ! Component: 2200 - total flux cleaned = -0.00162788 Jy ! Component: 2250 - total flux cleaned = -0.00164666 Jy ! Component: 2300 - total flux cleaned = -0.00164039 Jy ! Component: 2350 - total flux cleaned = -0.00160336 Jy ! Component: 2400 - total flux cleaned = -0.00159112 Jy ! Component: 2450 - total flux cleaned = -0.00160942 Jy ! Component: 2500 - total flux cleaned = -0.00160333 Jy ! Component: 2550 - total flux cleaned = -0.00158524 Jy ! Component: 2600 - total flux cleaned = -0.00160319 Jy ! Component: 2650 - total flux cleaned = -0.00161511 Jy ! Component: 2700 - total flux cleaned = -0.0016092 Jy ! Component: 2750 - total flux cleaned = -0.00160326 Jy ! Component: 2800 - total flux cleaned = -0.00162082 Jy ! Component: 2850 - total flux cleaned = -0.00158588 Jy ! Component: 2900 - total flux cleaned = -0.00160325 Jy ! Component: 2950 - total flux cleaned = -0.00159745 Jy ! Component: 3000 - total flux cleaned = -0.00159743 Jy ! Component: 3050 - total flux cleaned = -0.00159747 Jy ! Component: 3100 - total flux cleaned = -0.00158609 Jy ! Component: 3150 - total flux cleaned = -0.00158611 Jy ! Component: 3200 - total flux cleaned = -0.00160865 Jy ! Component: 3250 - total flux cleaned = -0.00162539 Jy ! Component: 3300 - total flux cleaned = -0.00160867 Jy ! Component: 3350 - total flux cleaned = -0.00164189 Jy ! Component: 3400 - total flux cleaned = -0.00159779 Jy ! Component: 3450 - total flux cleaned = -0.00161421 Jy ! Component: 3500 - total flux cleaned = -0.00163058 Jy ! Component: 3550 - total flux cleaned = -0.00162513 Jy ! Component: 3600 - total flux cleaned = -0.00163052 Jy ! Component: 3650 - total flux cleaned = -0.0016144 Jy ! Component: 3700 - total flux cleaned = -0.0016251 Jy ! Component: 3750 - total flux cleaned = -0.00163581 Jy ! Component: 3800 - total flux cleaned = -0.0016146 Jy ! Component: 3850 - total flux cleaned = -0.00163041 Jy ! Component: 3900 - total flux cleaned = -0.00163039 Jy ! Component: 3950 - total flux cleaned = -0.00163566 Jy ! Component: 4000 - total flux cleaned = -0.00164088 Jy ! Component: 4050 - total flux cleaned = -0.00164086 Jy ! Total flux subtracted in 4096 components = -0.00166152 Jy ! Clean residual min=-0.000331 max=0.000299 Jy/beam ! Clean residual mean=-0.000001 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0391898 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 395 components and 0.0391898 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1642+6655_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.146 x 1.208 at -53.4 degrees (North through East) ! Clean map min=-0.00083165 max=0.027604 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1642+6655_X_map.fits wmodel /image_prod/ug002_uva//J1642+6655_X_map.mod ! Writing 395 model components to file: /image_prod/ug002_uva//J1642+6655_X_map.mod wobs /image_prod/ug002_uva//J1642+6655_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1642+6655_X_uvs.fits wwins /image_prod/ug002_uva//J1642+6655_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1642+6655_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0276042 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.55879e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.930163 0.930163 1.86033 3.72065 7.4413 14.8826 29.7652 59.5304 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 322.524 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1642+6655_X_dfm.log closed on Thu Mar 5 02:52:55 2020