! Started logfile: /image_prod/ug002_uva//J1617-2537_X_dfm.log on Thu Mar 5 02:38:10 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//J1617-2537_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1617-2537_X_uva.fits ! AN table 1: 20 integrations on 28 of 28 possible baselines. ! AN table 2: 20 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.990179 visibilities/baseline/integration-bin. ! Found source: J1617-2537 ! ! 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 13308 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 J1617-2537_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 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.010574Jy sigma=8.541940 ! Fit after self-cal, rms=0.912093Jy sigma=7.667441 ! 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=0.7541 mas, bmaj=2.987 mas, bpa=19.39 degrees ! Estimated noise=1.38116 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 = 0.063489 Jy ! Component: 100 - total flux cleaned = 0.0842469 Jy ! Total flux subtracted in 100 components = 0.0842469 Jy ! Clean residual min=-0.006139 max=0.009991 Jy/beam ! Clean residual mean=-0.000009 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 0.0842469 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0842469 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=0.067822Jy sigma=0.516083 ! Fit after self-cal, rms=0.067523Jy sigma=0.513636 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121619 Jy ! Component: 100 - total flux cleaned = 0.0199452 Jy ! Total flux subtracted in 100 components = 0.0199452 Jy ! Clean residual min=-0.004288 max=0.004846 Jy/beam ! Clean residual mean=-0.000002 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.104192 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 35 components and 0.104192 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=0.064450Jy sigma=0.481634 ! Fit after self-cal, rms=0.064430Jy sigma=0.481430 ! 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=0.9765 mas, bmaj=3.341 mas, bpa=16.86 degrees ! Estimated noise=0.794008 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 = 0.00718616 Jy ! Component: 100 - total flux cleaned = 0.0109951 Jy ! Component: 150 - total flux cleaned = 0.0130467 Jy ! Component: 200 - total flux cleaned = 0.0134948 Jy ! Total flux subtracted in 200 components = 0.0134948 Jy ! Clean residual min=-0.003344 max=0.003924 Jy/beam ! Clean residual mean=0.000000 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 0.117687 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 59 components and 0.117687 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=0.063685Jy sigma=0.473586 ! Fit after self-cal, rms=0.063683Jy sigma=0.473505 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9765 x 3.341 at 16.86 degrees (North through East) ! Clean map min=-0.0032541 max=0.086661 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.24 KP 0.99 ! NL 0.93 OV 1.02 PT 1.08 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.00 KP 0.92 LA 1.00* ! NL 0.94 OV 0.96 PT 1.14 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.07 HN 1.24 KP 0.94 ! NL 0.96 OV 1.01 PT 1.11 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00 KP 0.93 LA 1.00* ! NL 0.90 OV 0.96 PT 1.13 SC 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 1.40 KP 0.97 ! NL 0.93 OV 0.99 PT 1.09 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.02 KP 0.91 LA 1.00* ! NL 0.92 OV 1.02 PT 1.11 SC 0.84 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 1.28 KP 0.96 ! NL 0.90 OV 1.00 PT 1.13 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 KP 0.93 LA 1.00* ! NL 0.93 OV 0.94 PT 1.09 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 1.42 KP 1.02 ! NL 0.97 OV 0.97 PT 0.95 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 KP 0.91 LA 1.00* ! NL 0.99 OV 0.95 PT 0.77 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.26 KP 0.97 ! NL 0.92 OV 0.90 PT 1.13 SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.03 KP 0.89 LA 1.00* ! NL 0.93 OV 0.97 PT 1.17 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.19 KP 0.98 ! NL 0.94 OV 0.94 PT 1.14 SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 KP 0.91 LA 1.00* ! NL 0.87 OV 0.95 PT 1.19 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.37 KP 0.99 ! NL 0.96 OV 0.97 PT 1.10 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.02 KP 0.96 LA 1.00* ! NL 0.86 OV 0.94 PT 1.08 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.18 KP 1.01 ! NL 0.91 OV 1.01 PT 1.09 SC 1.30 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.00 KP 0.97 LA 1.00* ! NL 0.89 OV 0.91 PT 1.05 SC 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.18 KP 0.98 ! NL 0.97 OV 1.02 PT 1.06 SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.94 KP 0.90 LA 1.00* ! NL 0.94 OV 0.98 PT 1.25 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.07 KP 0.99 ! NL 0.93 OV 1.00 PT 1.13 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.88 KP 0.96 LA 1.00* ! NL 0.97 OV 0.99 PT 1.09 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.13 KP 0.95 ! NL 0.90 OV 1.00 PT 1.18 SC 1.23 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.83 FD 0.94 KP 0.95 LA 1.00* ! NL 0.92 OV 0.97 PT 1.06 SC 1.04 ! ! ! Fit before self-cal, rms=0.063683Jy sigma=0.473505 ! Fit after self-cal, rms=0.064151Jy sigma=0.464033 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.994 mas, bmaj=3.407 mas, bpa=17.7 degrees ! Estimated noise=0.803681 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 = -0.00136194 Jy ! Component: 100 - total flux cleaned = -0.00152982 Jy ! Component: 150 - total flux cleaned = -0.00173361 Jy ! Component: 200 - total flux cleaned = -0.00187537 Jy ! Total flux subtracted in 200 components = -0.00187537 Jy ! Clean residual min=-0.002060 max=0.001654 Jy/beam ! Clean residual mean=-0.000003 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.115811 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.115811 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=0.064094Jy sigma=0.463609 ! Fit after self-cal, rms=0.064223Jy sigma=0.463392 ! 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=0.064223Jy sigma=0.463392 ! Fit after self-cal, rms=0.064572Jy sigma=0.463295 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9969 mas, bmaj=3.422 mas, bpa=17.8 degrees ! Estimated noise=0.804337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000970578 Jy ! Component: 100 - total flux cleaned = -0.00112279 Jy ! Component: 150 - total flux cleaned = -0.00122062 Jy ! Component: 200 - total flux cleaned = -0.00130332 Jy ! Total flux subtracted in 200 components = -0.00130332 Jy ! Clean residual min=-0.001869 max=0.001613 Jy/beam ! Clean residual mean=-0.000003 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.114508 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.114508 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=0.463084 ! Fit after self-cal, rms=0.064550Jy sigma=0.463075 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 = -0.000107897 Jy ! Component: 100 - total flux cleaned = -0.000176043 Jy ! Component: 150 - total flux cleaned = -0.000205249 Jy ! Component: 200 - total flux cleaned = -0.000232734 Jy ! Total flux subtracted in 200 components = -0.000232734 Jy ! Clean residual min=-0.001798 max=0.001633 Jy/beam ! Clean residual mean=-0.000003 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.114275 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 83 components and 0.114275 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=0.463018 ! Fit after self-cal, rms=0.064541Jy sigma=0.463014 ! 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=0.064541Jy sigma=0.463014 ! Fit after self-cal, rms=0.064851Jy sigma=0.462937 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9987 mas, bmaj=3.433 mas, bpa=17.92 degrees ! Estimated noise=0.805219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000617862 Jy ! Component: 100 - total flux cleaned = -0.000723432 Jy ! Component: 150 - total flux cleaned = -0.00077543 Jy ! Component: 200 - total flux cleaned = -0.00081992 Jy ! Total flux subtracted in 200 components = -0.00081992 Jy ! Clean residual min=-0.001717 max=0.001542 Jy/beam ! Clean residual mean=-0.000002 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.113456 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 85 components and 0.113456 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=0.064837Jy sigma=0.462845 ! Fit after self-cal, rms=0.064843Jy sigma=0.462839 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 = -2.82902e-05 Jy ! Component: 100 - total flux cleaned = -5.15215e-05 Jy ! Component: 150 - total flux cleaned = -7.34137e-05 Jy ! Component: 200 - total flux cleaned = -9.4582e-05 Jy ! Total flux subtracted in 200 components = -9.4582e-05 Jy ! Clean residual min=-0.001677 max=0.001557 Jy/beam ! Clean residual mean=-0.000003 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.113361 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 86 components and 0.113361 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=0.064837Jy sigma=0.462811 ! Fit after self-cal, rms=0.064838Jy sigma=0.462808 ! 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=0.064838Jy sigma=0.462808 ! Fit after self-cal, rms=0.065024Jy sigma=0.462774 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=5.238 mas, bpa=6.423 degrees ! Estimated noise=0.936586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000325947 Jy ! Component: 100 - total flux cleaned = -0.000352953 Jy ! Component: 150 - total flux cleaned = -0.000367503 Jy ! Component: 200 - total flux cleaned = -0.000375133 Jy ! Total flux subtracted in 200 components = -0.000375133 Jy ! Clean residual min=-0.001595 max=0.001565 Jy/beam ! Clean residual mean=-0.000003 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.112986 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 90 components and 0.112986 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=0.065021Jy sigma=0.462765 ! Fit after self-cal, rms=0.065024Jy sigma=0.462760 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.43478e-05 Jy ! Component: 100 - total flux cleaned = -2.94774e-05 Jy ! Component: 150 - total flux cleaned = -2.49514e-05 Jy ! Component: 200 - total flux cleaned = -2.44588e-05 Jy ! Total flux subtracted in 200 components = -2.44588e-05 Jy ! Clean residual min=-0.001596 max=0.001568 Jy/beam ! Clean residual mean=-0.000003 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.112961 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 95 components and 0.112961 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=0.065024Jy sigma=0.462761 ! Fit after self-cal, rms=0.065024Jy sigma=0.462757 ! 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=0.9996 mas, bmaj=3.441 mas, bpa=18.02 degrees ! Estimated noise=0.805267 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 3.441 at 18.02 degrees (North through East) ! Clean map min=-0.0015791 max=0.087716 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=0.7625 mas, bmaj=3.074 mas, bpa=20.6 degrees ! Estimated noise=1.42199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0653028 Jy ! Component: 100 - total flux cleaned = 0.0859934 Jy ! Component: 150 - total flux cleaned = 0.0958728 Jy ! Component: 200 - total flux cleaned = 0.101721 Jy ! Total flux subtracted in 200 components = 0.101721 Jy ! Clean residual min=-0.003221 max=0.003087 Jy/beam ! Clean residual mean=-0.000004 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.101721 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.101721 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=3.441 mas, bpa=18.02 degrees ! Estimated noise=0.805267 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 = 0.0056445 Jy ! Component: 100 - total flux cleaned = 0.00858456 Jy ! Component: 150 - total flux cleaned = 0.0102513 Jy ! Component: 200 - total flux cleaned = 0.0108528 Jy ! Total flux subtracted in 200 components = 0.0108528 Jy ! Clean residual min=-0.001570 max=0.001635 Jy/beam ! Clean residual mean=-0.000003 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.112574 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 67 components and 0.112574 Jy ! Inverting map ! Added new window around map position (10.4, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119931 Jy ! Component: 100 - total flux cleaned = 0.00139462 Jy ! Component: 150 - total flux cleaned = 0.00156268 Jy ! Component: 200 - total flux cleaned = 0.00166189 Jy ! Total flux subtracted in 200 components = 0.00166189 Jy ! Clean residual min=-0.001503 max=0.001386 Jy/beam ! Clean residual mean=-0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.114236 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.114236 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=2.178 mas, bmaj=5.238 mas, bpa=6.423 degrees ! Estimated noise=0.936586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000258694 Jy ! Component: 100 - total flux cleaned = 0.000318663 Jy ! Component: 150 - total flux cleaned = 0.000318801 Jy ! Component: 200 - total flux cleaned = 0.000301234 Jy ! Total flux subtracted in 200 components = 0.000301234 Jy ! Clean residual min=-0.001477 max=0.001342 Jy/beam ! Clean residual mean=-0.000002 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.114537 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 = -1.62973e-05 Jy ! Component: 100 - total flux cleaned = -2.40497e-05 Jy ! Component: 150 - total flux cleaned = -2.41266e-05 Jy ! Component: 200 - total flux cleaned = -2.43238e-05 Jy ! Total flux subtracted in 200 components = -2.43238e-05 Jy ! Clean residual min=-0.001468 max=0.001335 Jy/beam ! Clean residual mean=-0.000002 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.114513 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.114513 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9996 mas, bmaj=3.441 mas, bpa=18.02 degrees ! Estimated noise=0.805267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.77051e-05 Jy ! Component: 100 - total flux cleaned = 0.00015566 Jy ! Component: 150 - total flux cleaned = 0.000218028 Jy ! Component: 200 - total flux cleaned = 0.000232172 Jy ! Total flux subtracted in 200 components = 0.000232172 Jy ! Clean residual min=-0.001406 max=0.001366 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.114745 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 113 components and 0.114745 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=0.064972Jy sigma=0.462459 ! Fit after self-cal, rms=0.064968Jy sigma=0.462399 wmodel J1617-2537_X_map.mod ! Writing 113 model components to file: J1617-2537_X_map.mod wobs J1617-2537_X_uvs.fits ! Writing UV FITS file: J1617-2537_X_uvs.fits wwins J1617-2537_X_map.win ! wwins: Wrote 2 windows to J1617-2537_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 = -0.000134266 Jy ! Component: 100 - total flux cleaned = -0.000341799 Jy ! Component: 150 - total flux cleaned = -0.000645455 Jy ! Component: 200 - total flux cleaned = -0.000851219 Jy ! Component: 250 - total flux cleaned = -0.000950188 Jy ! Component: 300 - total flux cleaned = -0.00108278 Jy ! Component: 350 - total flux cleaned = -0.00113761 Jy ! Component: 400 - total flux cleaned = -0.00119052 Jy ! Component: 450 - total flux cleaned = -0.00119046 Jy ! Component: 500 - total flux cleaned = -0.00120764 Jy ! Component: 550 - total flux cleaned = -0.00122414 Jy ! Component: 600 - total flux cleaned = -0.00125602 Jy ! Component: 650 - total flux cleaned = -0.00124045 Jy ! Component: 700 - total flux cleaned = -0.00128657 Jy ! Component: 750 - total flux cleaned = -0.00130151 Jy ! Component: 800 - total flux cleaned = -0.00131619 Jy ! Component: 850 - total flux cleaned = -0.00134473 Jy ! Component: 900 - total flux cleaned = -0.00130222 Jy ! Component: 950 - total flux cleaned = -0.00126063 Jy ! Component: 1000 - total flux cleaned = -0.00127432 Jy ! Component: 1050 - total flux cleaned = -0.00127446 Jy ! Component: 1100 - total flux cleaned = -0.00128785 Jy ! Component: 1150 - total flux cleaned = -0.00134012 Jy ! Component: 1200 - total flux cleaned = -0.00135281 Jy ! Component: 1250 - total flux cleaned = -0.00135255 Jy ! Component: 1300 - total flux cleaned = -0.00138979 Jy ! Component: 1350 - total flux cleaned = -0.00141414 Jy ! Component: 1400 - total flux cleaned = -0.00141439 Jy ! Component: 1450 - total flux cleaned = -0.00148596 Jy ! Component: 1500 - total flux cleaned = -0.00148594 Jy ! Component: 1550 - total flux cleaned = -0.0015324 Jy ! Component: 1600 - total flux cleaned = -0.00153246 Jy ! Component: 1650 - total flux cleaned = -0.00155533 Jy ! Component: 1700 - total flux cleaned = -0.00161129 Jy ! Component: 1750 - total flux cleaned = -0.00161111 Jy ! Component: 1800 - total flux cleaned = -0.00158932 Jy ! Component: 1850 - total flux cleaned = -0.00164366 Jy ! Component: 1900 - total flux cleaned = -0.00166501 Jy ! Component: 1950 - total flux cleaned = -0.00168615 Jy ! Component: 2000 - total flux cleaned = -0.00169671 Jy ! Component: 2050 - total flux cleaned = -0.00173822 Jy ! Component: 2100 - total flux cleaned = -0.00174846 Jy ! Component: 2150 - total flux cleaned = -0.00176858 Jy ! Component: 2200 - total flux cleaned = -0.00178873 Jy ! Component: 2250 - total flux cleaned = -0.00181853 Jy ! Component: 2300 - total flux cleaned = -0.00181851 Jy ! Component: 2350 - total flux cleaned = -0.00185753 Jy ! Component: 2400 - total flux cleaned = -0.00186712 Jy ! Component: 2450 - total flux cleaned = -0.00188615 Jy ! Component: 2500 - total flux cleaned = -0.00191457 Jy ! Component: 2550 - total flux cleaned = -0.00195202 Jy ! Component: 2600 - total flux cleaned = -0.00197063 Jy ! Component: 2650 - total flux cleaned = -0.00202582 Jy ! Component: 2700 - total flux cleaned = -0.00204397 Jy ! Component: 2750 - total flux cleaned = -0.00209823 Jy ! Component: 2800 - total flux cleaned = -0.00211621 Jy ! Component: 2850 - total flux cleaned = -0.00214297 Jy ! Component: 2900 - total flux cleaned = -0.00219584 Jy ! Component: 2950 - total flux cleaned = -0.00220468 Jy ! Component: 3000 - total flux cleaned = -0.0022394 Jy ! Component: 3050 - total flux cleaned = -0.00229962 Jy ! Component: 3100 - total flux cleaned = -0.00233374 Jy ! Component: 3150 - total flux cleaned = -0.00238463 Jy ! Component: 3200 - total flux cleaned = -0.00243519 Jy ! Component: 3250 - total flux cleaned = -0.00250211 Jy ! Component: 3300 - total flux cleaned = -0.0025352 Jy ! Component: 3350 - total flux cleaned = -0.00257633 Jy ! Component: 3400 - total flux cleaned = -0.00260899 Jy ! Component: 3450 - total flux cleaned = -0.00263347 Jy ! Component: 3500 - total flux cleaned = -0.00266579 Jy ! Component: 3550 - total flux cleaned = -0.00271389 Jy ! Component: 3600 - total flux cleaned = -0.0027059 Jy ! Component: 3650 - total flux cleaned = -0.00272967 Jy ! Component: 3700 - total flux cleaned = -0.00274539 Jy ! Component: 3750 - total flux cleaned = -0.0027376 Jy ! Component: 3800 - total flux cleaned = -0.00272989 Jy ! Component: 3850 - total flux cleaned = -0.00273765 Jy ! Component: 3900 - total flux cleaned = -0.00276077 Jy ! Component: 3950 - total flux cleaned = -0.00275309 Jy ! Component: 4000 - total flux cleaned = -0.0027531 Jy ! Component: 4050 - total flux cleaned = -0.00276827 Jy ! Total flux subtracted in 4096 components = -0.00276072 Jy ! Clean residual min=-0.000382 max=0.000467 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.111984 Jy keep ! Adding 245 model components to the UV plane model. ! The established model now contains 358 components and 0.111984 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1617-2537_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9996 x 3.441 at 18.02 degrees (North through East) ! Clean map min=-0.0011553 max=0.088296 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1617-2537_X_map.fits wmodel /image_prod/ug002_uva//J1617-2537_X_map.mod ! Writing 358 model components to file: /image_prod/ug002_uva//J1617-2537_X_map.mod wobs /image_prod/ug002_uva//J1617-2537_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1617-2537_X_uvs.fits wwins /image_prod/ug002_uva//J1617-2537_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1617-2537_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.088296 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128148 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.435402 0.435402 0.870804 1.74161 3.48322 6.96644 13.9329 27.8657 55.7315 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.088 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 689.018 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1617-2537_X_dfm.log closed on Thu Mar 5 02:38:14 2020