! Started logfile: /image_prod/ug002_uva//J1228+4858_X_dfm.log on Thu Mar 5 00:41:39 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//J1228+4858_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1228+4858_X_uva.fits ! AN table 1: 80 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.848056 visibilities/baseline/integration-bin. ! Found source: J1228+4858 ! ! 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 36636 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 J1228+4858_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 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010772Jy sigma=9.862800 ! Fit after self-cal, rms=0.874380Jy sigma=8.510050 ! 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=0.8042 mas, bmaj=1.065 mas, bpa=-2.612 degrees ! Estimated noise=0.810076 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 = 0.096391 Jy ! Component: 100 - total flux cleaned = 0.119971 Jy ! Total flux subtracted in 100 components = 0.119971 Jy ! Clean residual min=-0.005270 max=0.010793 Jy/beam ! Clean residual mean=0.000021 rms=0.001382 Jy/beam ! Combined flux in latest and established models = 0.119971 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.119971 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=0.062818Jy sigma=0.588633 ! Fit after self-cal, rms=0.062716Jy sigma=0.587320 ! Inverting map ! Added new window around map position (0.4, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120357 Jy ! Component: 100 - total flux cleaned = 0.0190737 Jy ! Total flux subtracted in 100 components = 0.0190737 Jy ! Clean residual min=-0.005075 max=0.006874 Jy/beam ! Clean residual mean=0.000013 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.139045 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.139045 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=0.060314Jy sigma=0.562122 ! Fit after self-cal, rms=0.060187Jy sigma=0.560781 ! 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=1.115 mas, bmaj=1.39 mas, bpa=1.899 degrees ! Estimated noise=0.385374 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 = 0.00468206 Jy ! Component: 100 - total flux cleaned = 0.00588154 Jy ! Component: 150 - total flux cleaned = 0.00629139 Jy ! Component: 200 - total flux cleaned = 0.0062337 Jy ! Total flux subtracted in 200 components = 0.0062337 Jy ! Clean residual min=-0.006387 max=0.009063 Jy/beam ! Clean residual mean=0.000042 rms=0.002091 Jy/beam ! Combined flux in latest and established models = 0.145278 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.145278 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=0.059796Jy sigma=0.557180 ! Fit after self-cal, rms=0.059773Jy sigma=0.556897 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.115 x 1.39 at 1.899 degrees (North through East) ! Clean map min=-0.0063415 max=0.12594 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.38 HN 0.98 KP 1.00 ! LA 0.99 MK 1.02 NL 1.07 OV 0.87 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.39 HN 1.00 KP 1.00 ! LA 0.98 MK 1.03 NL 1.08 OV 0.87 ! PT 0.86 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.39 HN 0.98 KP 0.99 ! LA 1.00 MK 1.02 NL 1.07 OV 0.87 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.38 HN 1.01 KP 0.99 ! LA 0.98 MK 1.02 NL 1.07 OV 0.87 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.35 HN 0.97 KP 1.00 ! LA 1.00 MK 1.02 NL 1.08 OV 0.88 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.40 HN 0.98 KP 1.00 ! LA 1.00 MK 1.01 NL 1.08 OV 0.86 ! PT 0.88 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.43 HN 0.99 KP 0.99 ! LA 0.98 MK 1.04 NL 1.09 OV 0.87 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.36 HN 0.97 KP 1.01 ! LA 1.00 MK 1.06 NL 1.07 OV 0.88 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.40 HN 0.97 KP 0.99 ! LA 0.98 MK 1.00 NL 1.10 OV 0.87 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.38 HN 0.98 KP 0.97 ! LA 1.00 MK 1.03 NL 1.09 OV 0.88 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.42 HN 0.98 KP 1.01 ! LA 1.00 MK 1.02 NL 1.08 OV 0.84 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.39 HN 0.96 KP 1.00 ! LA 1.00 MK 1.01 NL 1.09 OV 0.89 ! PT 0.85 SC 0.97 ! ! ! Fit before self-cal, rms=0.059773Jy sigma=0.556897 ! Fit after self-cal, rms=0.059636Jy sigma=0.515183 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.114 mas, bmaj=1.393 mas, bpa=3.029 degrees ! Estimated noise=0.382439 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 = -0.000481341 Jy ! Component: 100 - total flux cleaned = -0.000525477 Jy ! Component: 150 - total flux cleaned = -0.000585537 Jy ! Component: 200 - total flux cleaned = -0.000610929 Jy ! Total flux subtracted in 200 components = -0.000610929 Jy ! Clean residual min=-0.004820 max=0.005988 Jy/beam ! Clean residual mean=0.000002 rms=0.001378 Jy/beam ! Combined flux in latest and established models = 0.144667 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.144667 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=0.059578Jy sigma=0.514685 ! Fit after self-cal, rms=0.059666Jy sigma=0.514296 ! 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=0.059666Jy sigma=0.514296 ! Fit after self-cal, rms=0.063122Jy sigma=0.459287 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.107 mas, bmaj=1.391 mas, bpa=4.602 degrees ! Estimated noise=0.382687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000724995 Jy ! Component: 100 - total flux cleaned = -0.000628881 Jy ! Component: 150 - total flux cleaned = -0.000551416 Jy ! Component: 200 - total flux cleaned = -0.000505441 Jy ! Total flux subtracted in 200 components = -0.000505441 Jy ! Clean residual min=-0.001103 max=0.001147 Jy/beam ! Clean residual mean=0.000004 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.144162 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.144162 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=0.063082Jy sigma=0.458807 ! Fit after self-cal, rms=0.063294Jy sigma=0.458362 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 (2.8, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000794704 Jy ! Component: 100 - total flux cleaned = 0.000797501 Jy ! Component: 150 - total flux cleaned = 0.000843066 Jy ! Component: 200 - total flux cleaned = 0.000884552 Jy ! Total flux subtracted in 200 components = 0.000884552 Jy ! Clean residual min=-0.001039 max=0.000828 Jy/beam ! Clean residual mean=0.000003 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.145047 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.145047 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=0.063267Jy sigma=0.458081 ! Fit after self-cal, rms=0.063265Jy sigma=0.458068 ! 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=0.063265Jy sigma=0.458068 ! Fit after self-cal, rms=0.063754Jy sigma=0.457982 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.105 mas, bmaj=1.391 mas, bpa=4.345 degrees ! Estimated noise=0.383011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.03532e-06 Jy ! Component: 100 - total flux cleaned = 0.000214925 Jy ! Component: 150 - total flux cleaned = 0.00032511 Jy ! Component: 200 - total flux cleaned = 0.000358703 Jy ! Total flux subtracted in 200 components = 0.000358703 Jy ! Clean residual min=-0.001011 max=0.000786 Jy/beam ! Clean residual mean=0.000003 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.145405 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.145405 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=0.063741Jy sigma=0.457815 ! Fit after self-cal, rms=0.063745Jy sigma=0.457806 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 = -2.22996e-05 Jy ! Component: 100 - total flux cleaned = 9.95819e-06 Jy ! Component: 150 - total flux cleaned = 5.59631e-05 Jy ! Component: 200 - total flux cleaned = 9.80048e-05 Jy ! Total flux subtracted in 200 components = 9.80048e-05 Jy ! Clean residual min=-0.000994 max=0.000788 Jy/beam ! Clean residual mean=0.000003 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.145503 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 60 components and 0.145503 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=0.063738Jy sigma=0.457720 ! Fit after self-cal, rms=0.063736Jy sigma=0.457718 ! 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=0.063736Jy sigma=0.457718 ! Fit after self-cal, rms=0.063872Jy sigma=0.457698 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.374 mas, bmaj=2.574 mas, bpa=60.35 degrees ! Estimated noise=0.461829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000387857 Jy ! Component: 100 - total flux cleaned = 0.000441119 Jy ! Component: 150 - total flux cleaned = 0.00044914 Jy ! Component: 200 - total flux cleaned = 0.000448901 Jy ! Total flux subtracted in 200 components = 0.000448901 Jy ! Clean residual min=-0.000897 max=0.000798 Jy/beam ! Clean residual mean=0.000006 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.145952 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 70 components and 0.145952 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=0.063870Jy sigma=0.457661 ! Fit after self-cal, rms=0.063870Jy sigma=0.457656 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 = 3.41794e-05 Jy ! Component: 100 - total flux cleaned = 4.1155e-05 Jy ! Component: 150 - total flux cleaned = 4.05569e-05 Jy ! Component: 200 - total flux cleaned = 4.05032e-05 Jy ! Total flux subtracted in 200 components = 4.05032e-05 Jy ! Clean residual min=-0.000906 max=0.000797 Jy/beam ! Clean residual mean=0.000005 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.145993 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.145993 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=0.063869Jy sigma=0.457632 ! Fit after self-cal, rms=0.063868Jy sigma=0.457629 ! 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=1.104 mas, bmaj=1.392 mas, bpa=4.256 degrees ! Estimated noise=0.383358 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.104 x 1.392 at 4.256 degrees (North through East) ! Clean map min=-0.0008828 max=0.12512 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=0.802 mas, bmaj=1.064 mas, bpa=0.3489 degrees ! Estimated noise=0.801428 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0951793 Jy ! Component: 100 - total flux cleaned = 0.118957 Jy ! Component: 150 - total flux cleaned = 0.129661 Jy ! Component: 200 - total flux cleaned = 0.135759 Jy ! Total flux subtracted in 200 components = 0.135759 Jy ! Clean residual min=-0.001928 max=0.003106 Jy/beam ! Clean residual mean=0.000006 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.135759 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.135759 Jy ! Inverting map and beam ! Estimated beam: bmin=1.104 mas, bmaj=1.392 mas, bpa=4.256 degrees ! Estimated noise=0.383358 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 = 0.00450444 Jy ! Component: 100 - total flux cleaned = 0.00669874 Jy ! Component: 150 - total flux cleaned = 0.00805665 Jy ! Component: 200 - total flux cleaned = 0.00870076 Jy ! Total flux subtracted in 200 components = 0.00870076 Jy ! Clean residual min=-0.000856 max=0.000836 Jy/beam ! Clean residual mean=0.000006 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.14446 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 37 components and 0.14446 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=2.374 mas, bmaj=2.574 mas, bpa=60.35 degrees ! Estimated noise=0.461829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000848242 Jy ! Component: 100 - total flux cleaned = 0.00124563 Jy ! Component: 150 - total flux cleaned = 0.00134437 Jy ! Component: 200 - total flux cleaned = 0.00139956 Jy ! Total flux subtracted in 200 components = 0.00139956 Jy ! Clean residual min=-0.000939 max=0.000811 Jy/beam ! Clean residual mean=0.000006 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.145859 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 = 3.66594e-05 Jy ! Component: 100 - total flux cleaned = 7.62629e-05 Jy ! Component: 150 - total flux cleaned = 0.000104669 Jy ! Component: 200 - total flux cleaned = 0.00013698 Jy ! Total flux subtracted in 200 components = 0.00013698 Jy ! Clean residual min=-0.000946 max=0.000805 Jy/beam ! Clean residual mean=0.000005 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.145996 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.145996 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.104 mas, bmaj=1.392 mas, bpa=4.256 degrees ! Estimated noise=0.383358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.30698e-05 Jy ! Component: 100 - total flux cleaned = 7.92053e-05 Jy ! Component: 150 - total flux cleaned = 5.90103e-05 Jy ! Component: 200 - total flux cleaned = 4.15472e-05 Jy ! Total flux subtracted in 200 components = 4.15472e-05 Jy ! Clean residual min=-0.000883 max=0.000819 Jy/beam ! Clean residual mean=0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.146038 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.146038 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=0.063866Jy sigma=0.457630 ! Fit after self-cal, rms=0.063859Jy sigma=0.457552 wmodel J1228+4858_X_map.mod ! Writing 67 model components to file: J1228+4858_X_map.mod wobs J1228+4858_X_uvs.fits ! Writing UV FITS file: J1228+4858_X_uvs.fits wwins J1228+4858_X_map.win ! wwins: Wrote 3 windows to J1228+4858_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 = -6.69686e-05 Jy ! Component: 100 - total flux cleaned = 5.71982e-05 Jy ! Component: 150 - total flux cleaned = 0.000110024 Jy ! Component: 200 - total flux cleaned = 0.000199507 Jy ! Component: 250 - total flux cleaned = 0.000199774 Jy ! Component: 300 - total flux cleaned = 0.000224184 Jy ! Component: 350 - total flux cleaned = 0.000236226 Jy ! Component: 400 - total flux cleaned = 0.000270958 Jy ! Component: 450 - total flux cleaned = 0.000259504 Jy ! Component: 500 - total flux cleaned = 0.00024822 Jy ! Component: 550 - total flux cleaned = 0.000237271 Jy ! Component: 600 - total flux cleaned = 0.00023717 Jy ! Component: 650 - total flux cleaned = 0.00021567 Jy ! Component: 700 - total flux cleaned = 0.000183983 Jy ! Component: 750 - total flux cleaned = 0.000163138 Jy ! Component: 800 - total flux cleaned = 0.000142717 Jy ! Component: 850 - total flux cleaned = 0.000132554 Jy ! Component: 900 - total flux cleaned = 0.000112622 Jy ! Component: 950 - total flux cleaned = 8.30479e-05 Jy ! Component: 1000 - total flux cleaned = 6.35833e-05 Jy ! Component: 1050 - total flux cleaned = 1.56098e-05 Jy ! Component: 1100 - total flux cleaned = -2.24166e-05 Jy ! Component: 1150 - total flux cleaned = -2.24361e-05 Jy ! Component: 1200 - total flux cleaned = -8.76831e-05 Jy ! Component: 1250 - total flux cleaned = -9.68686e-05 Jy ! Component: 1300 - total flux cleaned = -0.000151777 Jy ! Component: 1350 - total flux cleaned = -0.000179071 Jy ! Component: 1400 - total flux cleaned = -0.000206105 Jy ! Component: 1450 - total flux cleaned = -0.00025072 Jy ! Component: 1500 - total flux cleaned = -0.000303888 Jy ! Component: 1550 - total flux cleaned = -0.000382769 Jy ! Component: 1600 - total flux cleaned = -0.000408778 Jy ! Component: 1650 - total flux cleaned = -0.000451934 Jy ! Component: 1700 - total flux cleaned = -0.000503458 Jy ! Component: 1750 - total flux cleaned = -0.00054605 Jy ! Component: 1800 - total flux cleaned = -0.000613716 Jy ! Component: 1850 - total flux cleaned = -0.000647309 Jy ! Component: 1900 - total flux cleaned = -0.000689028 Jy ! Component: 1950 - total flux cleaned = -0.000722297 Jy ! Component: 2000 - total flux cleaned = -0.000779949 Jy ! Component: 2050 - total flux cleaned = -0.000820849 Jy ! Component: 2100 - total flux cleaned = -0.00087776 Jy ! Component: 2150 - total flux cleaned = -0.000926316 Jy ! Component: 2200 - total flux cleaned = -0.000958451 Jy ! Component: 2250 - total flux cleaned = -0.0010383 Jy ! Component: 2300 - total flux cleaned = -0.00105415 Jy ! Component: 2350 - total flux cleaned = -0.00107784 Jy ! Component: 2400 - total flux cleaned = -0.0011563 Jy ! Component: 2450 - total flux cleaned = -0.00117969 Jy ! Component: 2500 - total flux cleaned = -0.00122623 Jy ! Component: 2550 - total flux cleaned = -0.00129561 Jy ! Component: 2600 - total flux cleaned = -0.00129556 Jy ! Component: 2650 - total flux cleaned = -0.00133369 Jy ! Component: 2700 - total flux cleaned = -0.0013868 Jy ! Component: 2750 - total flux cleaned = -0.00139439 Jy ! Component: 2800 - total flux cleaned = -0.00144698 Jy ! Component: 2850 - total flux cleaned = -0.00148436 Jy ! Component: 2900 - total flux cleaned = -0.0015215 Jy ! Component: 2950 - total flux cleaned = -0.00154367 Jy ! Component: 3000 - total flux cleaned = -0.00160251 Jy ! Component: 3050 - total flux cleaned = -0.00162445 Jy ! Component: 3100 - total flux cleaned = -0.00167536 Jy ! Component: 3150 - total flux cleaned = -0.0016826 Jy ! Component: 3200 - total flux cleaned = -0.00171864 Jy ! Component: 3250 - total flux cleaned = -0.00171145 Jy ! Component: 3300 - total flux cleaned = -0.00175431 Jy ! Component: 3350 - total flux cleaned = -0.00177567 Jy ! Component: 3400 - total flux cleaned = -0.00178282 Jy ! Component: 3450 - total flux cleaned = -0.00182513 Jy ! Component: 3500 - total flux cleaned = -0.00183918 Jy ! Component: 3550 - total flux cleaned = -0.0018602 Jy ! Component: 3600 - total flux cleaned = -0.00188806 Jy ! Component: 3650 - total flux cleaned = -0.00189502 Jy ! Component: 3700 - total flux cleaned = -0.0019088 Jy ! Component: 3750 - total flux cleaned = -0.00194317 Jy ! Component: 3800 - total flux cleaned = -0.00195683 Jy ! Component: 3850 - total flux cleaned = -0.00197049 Jy ! Component: 3900 - total flux cleaned = -0.00199766 Jy ! Component: 3950 - total flux cleaned = -0.00197739 Jy ! Component: 4000 - total flux cleaned = -0.00199091 Jy ! Component: 4050 - total flux cleaned = -0.00200435 Jy ! Total flux subtracted in 4096 components = -0.00202443 Jy ! Clean residual min=-0.000420 max=0.000427 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.144013 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 391 components and 0.144013 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1228+4858_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.104 x 1.392 at 4.256 degrees (North through East) ! Clean map min=-0.00065314 max=0.12494 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1228+4858_X_map.fits wmodel /image_prod/ug002_uva//J1228+4858_X_map.mod ! Writing 391 model components to file: /image_prod/ug002_uva//J1228+4858_X_map.mod wobs /image_prod/ug002_uva//J1228+4858_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1228+4858_X_uvs.fits wwins /image_prod/ug002_uva//J1228+4858_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1228+4858_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.124941 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000115053 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.276258 0.276258 0.552517 1.10503 2.21007 4.42013 8.84027 17.6805 35.3611 70.7221 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.124 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1085.94 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1228+4858_X_dfm.log closed on Thu Mar 5 00:41:43 2020