! Started logfile: /vlbi/uf001/uva//J0921+7136_X_dfm.log on Mon Jan 14 00:24:35 2019 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 /vlbi/uf001/uva//J0921+7136_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0921+7136_X_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.872619 visibilities/baseline/integration-bin. ! Found source: J0921+7136 ! ! 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 26388 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 J0921+7136_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 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007680Jy sigma=22.727525 ! Fit after self-cal, rms=0.872410Jy sigma=19.609779 ! 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=0.7588 mas, bmaj=1.16 mas, bpa=75.51 degrees ! Estimated noise=0.397847 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 = 0.0947462 Jy ! Component: 100 - total flux cleaned = 0.129638 Jy ! Total flux subtracted in 100 components = 0.129638 Jy ! Clean residual min=-0.005007 max=0.015114 Jy/beam ! Clean residual mean=0.000013 rms=0.001217 Jy/beam ! Combined flux in latest and established models = 0.129638 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.129638 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=0.064368Jy sigma=1.415053 ! Fit after self-cal, rms=0.063889Jy sigma=1.404849 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169663 Jy ! Component: 100 - total flux cleaned = 0.025348 Jy ! Total flux subtracted in 100 components = 0.025348 Jy ! Clean residual min=-0.003642 max=0.004696 Jy/beam ! Clean residual mean=0.000004 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.154986 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.154986 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=0.059248Jy sigma=1.286982 ! Fit after self-cal, rms=0.059199Jy sigma=1.285827 ! 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=0.9707 mas, bmaj=1.445 mas, bpa=76.13 degrees ! Estimated noise=0.211853 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 (1.8, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00618351 Jy ! Component: 100 - total flux cleaned = 0.00978569 Jy ! Component: 150 - total flux cleaned = 0.0122586 Jy ! Component: 200 - total flux cleaned = 0.0133968 Jy ! Total flux subtracted in 200 components = 0.0133968 Jy ! Clean residual min=-0.003875 max=0.004345 Jy/beam ! Clean residual mean=-0.000003 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.168383 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.168383 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=0.058521Jy sigma=1.269077 ! Fit after self-cal, rms=0.058463Jy sigma=1.267741 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9707 x 1.445 at 76.13 degrees (North through East) ! Clean map min=-0.0037091 max=0.12595 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.90 KP 1.01 ! LA 0.95 MK 1.00 NL 1.14 OV 0.89 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.90 KP 1.04 ! LA 0.94 MK 1.00 NL 1.17 OV 0.88 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.90 KP 1.03 ! LA 0.94 MK 1.00 NL 1.14 OV 0.91 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.90 KP 1.06 ! LA 0.93 MK 0.99 NL 1.18 OV 0.89 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.93 KP 1.04 ! LA 0.96 MK 1.01 NL 1.14 OV 0.91 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.87 KP 1.03 ! LA 0.95 MK 1.00 NL 1.17 OV 0.90 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.92 KP 1.07 ! LA 0.94 MK 1.02 NL 1.18 OV 0.90 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.94 KP 1.07 ! LA 0.93 MK 1.03 NL 1.17 OV 0.90 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.91 KP 1.04 ! LA 0.97 MK 1.00 NL 1.17 OV 0.86 ! PT 1.01 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.89 KP 1.05 ! LA 0.96 MK 1.06 NL 1.16 OV 0.88 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.89 KP 1.01 ! LA 0.96 MK 0.99 NL 1.18 OV 0.91 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.89 KP 1.04 ! LA 0.96 MK 1.01 NL 1.15 OV 0.89 ! PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.058463Jy sigma=1.267741 ! Fit after self-cal, rms=0.056409Jy sigma=1.226518 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9668 mas, bmaj=1.434 mas, bpa=75.73 degrees ! Estimated noise=0.210009 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 (18.4, -12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416225 Jy ! Component: 100 - total flux cleaned = 0.00652139 Jy ! Component: 150 - total flux cleaned = 0.00775558 Jy ! Component: 200 - total flux cleaned = 0.00838754 Jy ! Total flux subtracted in 200 components = 0.00838754 Jy ! Clean residual min=-0.001663 max=0.002305 Jy/beam ! Clean residual mean=-0.000004 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.176771 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 63 components and 0.176771 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=0.056048Jy sigma=1.217222 ! Fit after self-cal, rms=0.056081Jy sigma=1.216320 ! Inverting map ! Added new window around map position (20.4, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190235 Jy ! Component: 100 - total flux cleaned = 0.00261733 Jy ! Component: 150 - total flux cleaned = 0.00307116 Jy ! Component: 200 - total flux cleaned = 0.00343523 Jy ! Total flux subtracted in 200 components = 0.00343523 Jy ! Clean residual min=-0.001584 max=0.001688 Jy/beam ! Clean residual mean=-0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.180206 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 79 components and 0.180206 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=0.055950Jy sigma=1.213277 ! Fit after self-cal, rms=0.055940Jy sigma=1.213124 ! 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=0.055940Jy sigma=1.213124 ! Fit after self-cal, rms=0.055909Jy sigma=1.203329 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9629 mas, bmaj=1.423 mas, bpa=74.9 degrees ! Estimated noise=0.209223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00060394 Jy ! Component: 100 - total flux cleaned = 0.000910148 Jy ! Component: 150 - total flux cleaned = 0.00126781 Jy ! Component: 200 - total flux cleaned = 0.00158899 Jy ! Total flux subtracted in 200 components = 0.00158899 Jy ! Clean residual min=-0.001288 max=0.001269 Jy/beam ! Clean residual mean=-0.000004 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.181795 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 0.181795 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=0.055832Jy sigma=1.201451 ! Fit after self-cal, rms=0.055842Jy sigma=1.201258 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 (-3.2, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659318 Jy ! Component: 100 - total flux cleaned = 0.00085428 Jy ! Component: 150 - total flux cleaned = 0.00110067 Jy ! Component: 200 - total flux cleaned = 0.00123003 Jy ! Total flux subtracted in 200 components = 0.00123003 Jy ! Clean residual min=-0.001220 max=0.001269 Jy/beam ! Clean residual mean=-0.000004 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.183025 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 108 components and 0.183025 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=0.055795Jy sigma=1.200054 ! Fit after self-cal, rms=0.055791Jy sigma=1.199972 ! Inverting map ! Added new window around map position (38.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117882 Jy ! Component: 100 - total flux cleaned = 0.00162053 Jy ! Component: 150 - total flux cleaned = 0.00195982 Jy ! Component: 200 - total flux cleaned = 0.00216007 Jy ! Total flux subtracted in 200 components = 0.00216007 Jy ! Clean residual min=-0.001225 max=0.001095 Jy/beam ! Clean residual mean=-0.000004 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.185185 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 121 components and 0.185185 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=0.055753Jy sigma=1.198995 ! Fit after self-cal, rms=0.055750Jy sigma=1.198951 ! 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=0.055750Jy sigma=1.198951 ! Fit after self-cal, rms=0.055601Jy sigma=1.198629 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9601 mas, bmaj=1.416 mas, bpa=74.14 degrees ! Estimated noise=0.208408 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000270775 Jy ! Component: 100 - total flux cleaned = 0.000548791 Jy ! Component: 150 - total flux cleaned = 0.000801776 Jy ! Component: 200 - total flux cleaned = 0.00101123 Jy ! Total flux subtracted in 200 components = 0.00101123 Jy ! Clean residual min=-0.001170 max=0.001078 Jy/beam ! Clean residual mean=-0.000004 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.186196 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 123 components and 0.186196 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=0.055573Jy sigma=1.197929 ! Fit after self-cal, rms=0.055572Jy sigma=1.197890 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 = 0.000150974 Jy ! Component: 100 - total flux cleaned = 0.000347653 Jy ! Component: 150 - total flux cleaned = 0.000506371 Jy ! Component: 200 - total flux cleaned = 0.000593571 Jy ! Total flux subtracted in 200 components = 0.000593571 Jy ! Clean residual min=-0.001153 max=0.001058 Jy/beam ! Clean residual mean=-0.000004 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.18679 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 134 components and 0.18679 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=0.055555Jy sigma=1.197448 ! Fit after self-cal, rms=0.055554Jy sigma=1.197425 ! 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=0.055554Jy sigma=1.197425 ! Fit after self-cal, rms=0.055506Jy sigma=1.197365 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.223 mas, bmaj=2.704 mas, bpa=74.14 degrees ! Estimated noise=0.269535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115778 Jy ! Component: 100 - total flux cleaned = 0.00150495 Jy ! Component: 150 - total flux cleaned = 0.00153005 Jy ! Component: 200 - total flux cleaned = 0.00151051 Jy ! Total flux subtracted in 200 components = 0.00151051 Jy ! Clean residual min=-0.001334 max=0.001270 Jy/beam ! Clean residual mean=-0.000007 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.1883 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 166 components and 0.1883 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=0.055504Jy sigma=1.197218 ! Fit after self-cal, rms=0.055502Jy sigma=1.197172 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 = 0.00029215 Jy ! Component: 100 - total flux cleaned = 0.000292659 Jy ! Component: 150 - total flux cleaned = 0.000248386 Jy ! Component: 200 - total flux cleaned = 0.000194415 Jy ! Total flux subtracted in 200 components = 0.000194415 Jy ! Clean residual min=-0.001305 max=0.001225 Jy/beam ! Clean residual mean=-0.000005 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.188495 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 179 components and 0.188495 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=0.055502Jy sigma=1.197146 ! Fit after self-cal, rms=0.055501Jy sigma=1.197140 ! 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=0.9591 mas, bmaj=1.414 mas, bpa=73.8 degrees ! Estimated noise=0.208068 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9591 x 1.414 at 73.8 degrees (North through East) ! Clean map min=-0.00098812 max=0.123 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=0.7498 mas, bmaj=1.138 mas, bpa=72.64 degrees ! Estimated noise=0.38498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0932814 Jy ! Component: 100 - total flux cleaned = 0.12964 Jy ! Component: 150 - total flux cleaned = 0.146403 Jy ! Component: 200 - total flux cleaned = 0.154613 Jy ! Total flux subtracted in 200 components = 0.154613 Jy ! Clean residual min=-0.003014 max=0.003784 Jy/beam ! Clean residual mean=0.000002 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.154613 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.154613 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9591 mas, bmaj=1.414 mas, bpa=73.8 degrees ! Estimated noise=0.208068 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 = 0.0056113 Jy ! Component: 100 - total flux cleaned = 0.00982055 Jy ! Component: 150 - total flux cleaned = 0.013142 Jy ! Component: 200 - total flux cleaned = 0.0158265 Jy ! Total flux subtracted in 200 components = 0.0158265 Jy ! Clean residual min=-0.001614 max=0.001961 Jy/beam ! Clean residual mean=-0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.17044 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 50 components and 0.17044 Jy ! Inverting map ! Added new window around map position (21.2, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231323 Jy ! Component: 100 - total flux cleaned = 0.00425274 Jy ! Component: 150 - total flux cleaned = 0.00593647 Jy ! Component: 200 - total flux cleaned = 0.00741598 Jy ! Total flux subtracted in 200 components = 0.00741598 Jy ! Clean residual min=-0.001348 max=0.001370 Jy/beam ! Clean residual mean=-0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.177856 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 83 components and 0.177856 Jy ! Inverting map ! Added new window around map position (16.8, -10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151017 Jy ! Component: 100 - total flux cleaned = 0.00273881 Jy ! Component: 150 - total flux cleaned = 0.00375918 Jy ! Component: 200 - total flux cleaned = 0.00465159 Jy ! Total flux subtracted in 200 components = 0.00465159 Jy ! Clean residual min=-0.001233 max=0.001010 Jy/beam ! Clean residual mean=-0.000002 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.182507 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 110 components and 0.182507 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=2.223 mas, bmaj=2.704 mas, bpa=74.14 degrees ! Estimated noise=0.269535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164099 Jy ! Component: 100 - total flux cleaned = 0.00269429 Jy ! Component: 150 - total flux cleaned = 0.00347297 Jy ! Component: 200 - total flux cleaned = 0.00400074 Jy ! Total flux subtracted in 200 components = 0.00400074 Jy ! Clean residual min=-0.001527 max=0.001184 Jy/beam ! Clean residual mean=-0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.186508 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000429916 Jy ! Component: 100 - total flux cleaned = 0.000711659 Jy ! Component: 150 - total flux cleaned = 0.00103449 Jy ! Component: 200 - total flux cleaned = 0.00128488 Jy ! Total flux subtracted in 200 components = 0.00128488 Jy ! Clean residual min=-0.001405 max=0.001131 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.187793 Jy ! Adding 96 model components to the UV plane model. ! The established model now contains 194 components and 0.187793 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9591 mas, bmaj=1.414 mas, bpa=73.8 degrees ! Estimated noise=0.208068 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000437643 Jy ! Component: 100 - total flux cleaned = 0.00064666 Jy ! Component: 150 - total flux cleaned = 0.000819512 Jy ! Component: 200 - total flux cleaned = 0.000941452 Jy ! Total flux subtracted in 200 components = 0.000941452 Jy ! Clean residual min=-0.001057 max=0.000954 Jy/beam ! Clean residual mean=-0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.188734 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 214 components and 0.188734 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=0.055452Jy sigma=1.196091 ! Fit after self-cal, rms=0.055441Jy sigma=1.195950 wmodel J0921+7136_X_map.mod ! Writing 214 model components to file: J0921+7136_X_map.mod wobs J0921+7136_X_uvs.fits ! Writing UV FITS file: J0921+7136_X_uvs.fits wwins J0921+7136_X_map.win ! wwins: Wrote 8 windows to J0921+7136_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 = -0.000458861 Jy ! Component: 100 - total flux cleaned = -0.000804247 Jy ! Component: 150 - total flux cleaned = -0.00102923 Jy ! Component: 200 - total flux cleaned = -0.00117955 Jy ! Component: 250 - total flux cleaned = -0.00134148 Jy ! Component: 300 - total flux cleaned = -0.00149891 Jy ! Component: 350 - total flux cleaned = -0.00157586 Jy ! Component: 400 - total flux cleaned = -0.00168201 Jy ! Component: 450 - total flux cleaned = -0.00180124 Jy ! Component: 500 - total flux cleaned = -0.00188894 Jy ! Component: 550 - total flux cleaned = -0.00193239 Jy ! Component: 600 - total flux cleaned = -0.00201792 Jy ! Component: 650 - total flux cleaned = -0.00208825 Jy ! Component: 700 - total flux cleaned = -0.00217119 Jy ! Component: 750 - total flux cleaned = -0.00219866 Jy ! Component: 800 - total flux cleaned = -0.00229341 Jy ! Component: 850 - total flux cleaned = -0.00234709 Jy ! Component: 900 - total flux cleaned = -0.00245292 Jy ! Component: 950 - total flux cleaned = -0.00250503 Jy ! Component: 1000 - total flux cleaned = -0.00259551 Jy ! Component: 1050 - total flux cleaned = -0.00263395 Jy ! Component: 1100 - total flux cleaned = -0.00262115 Jy ! Component: 1150 - total flux cleaned = -0.00268427 Jy ! Component: 1200 - total flux cleaned = -0.0026966 Jy ! Component: 1250 - total flux cleaned = -0.002709 Jy ! Component: 1300 - total flux cleaned = -0.0027701 Jy ! Component: 1350 - total flux cleaned = -0.00279443 Jy ! Component: 1400 - total flux cleaned = -0.00281856 Jy ! Component: 1450 - total flux cleaned = -0.00286641 Jy ! Component: 1500 - total flux cleaned = -0.00289012 Jy ! Component: 1550 - total flux cleaned = -0.00293712 Jy ! Component: 1600 - total flux cleaned = -0.00299558 Jy ! Component: 1650 - total flux cleaned = -0.00300725 Jy ! Component: 1700 - total flux cleaned = -0.00303029 Jy ! Component: 1750 - total flux cleaned = -0.00305324 Jy ! Component: 1800 - total flux cleaned = -0.00313282 Jy ! Component: 1850 - total flux cleaned = -0.00311019 Jy ! Component: 1900 - total flux cleaned = -0.00316639 Jy ! Component: 1950 - total flux cleaned = -0.00318867 Jy ! Component: 2000 - total flux cleaned = -0.00325512 Jy ! Component: 2050 - total flux cleaned = -0.00329911 Jy ! Component: 2100 - total flux cleaned = -0.00336475 Jy ! Component: 2150 - total flux cleaned = -0.00339739 Jy ! Component: 2200 - total flux cleaned = -0.00342985 Jy ! Component: 2250 - total flux cleaned = -0.0034621 Jy ! Component: 2300 - total flux cleaned = -0.00347274 Jy ! Component: 2350 - total flux cleaned = -0.0035152 Jy ! Component: 2400 - total flux cleaned = -0.00358925 Jy ! Component: 2450 - total flux cleaned = -0.00359973 Jy ! Component: 2500 - total flux cleaned = -0.00364142 Jy ! Component: 2550 - total flux cleaned = -0.00365183 Jy ! Component: 2600 - total flux cleaned = -0.00368289 Jy ! Component: 2650 - total flux cleaned = -0.00368293 Jy ! Component: 2700 - total flux cleaned = -0.00374429 Jy ! Component: 2750 - total flux cleaned = -0.00378494 Jy ! Component: 2800 - total flux cleaned = -0.00373436 Jy ! Component: 2850 - total flux cleaned = -0.00376458 Jy ! Component: 2900 - total flux cleaned = -0.00380455 Jy ! Component: 2950 - total flux cleaned = -0.00378457 Jy ! Component: 3000 - total flux cleaned = -0.00376474 Jy ! Component: 3050 - total flux cleaned = -0.00375484 Jy ! Component: 3100 - total flux cleaned = -0.00380397 Jy ! Component: 3150 - total flux cleaned = -0.00378447 Jy ! Component: 3200 - total flux cleaned = -0.00379414 Jy ! Component: 3250 - total flux cleaned = -0.00381353 Jy ! Component: 3300 - total flux cleaned = -0.00381351 Jy ! Component: 3350 - total flux cleaned = -0.00381354 Jy ! Component: 3400 - total flux cleaned = -0.00384215 Jy ! Component: 3450 - total flux cleaned = -0.00384211 Jy ! Component: 3500 - total flux cleaned = -0.00382321 Jy ! Component: 3550 - total flux cleaned = -0.00380442 Jy ! Component: 3600 - total flux cleaned = -0.00384187 Jy ! Component: 3650 - total flux cleaned = -0.00381391 Jy ! Component: 3700 - total flux cleaned = -0.00383254 Jy ! Component: 3750 - total flux cleaned = -0.00382333 Jy ! Component: 3800 - total flux cleaned = -0.00383246 Jy ! Component: 3850 - total flux cleaned = -0.00377756 Jy ! Component: 3900 - total flux cleaned = -0.00377765 Jy ! Component: 3950 - total flux cleaned = -0.00376856 Jy ! Component: 4000 - total flux cleaned = -0.00379564 Jy ! Component: 4050 - total flux cleaned = -0.00380462 Jy ! Total flux subtracted in 4096 components = -0.00384039 Jy ! Clean residual min=-0.000625 max=0.000499 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.184894 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 545 components and 0.184894 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0921+7136_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9591 x 1.414 at 73.8 degrees (North through East) ! Clean map min=-0.00083986 max=0.12285 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0921+7136_X_map.fits wmodel /vlbi/uf001/uva//J0921+7136_X_map.mod ! Writing 545 model components to file: /vlbi/uf001/uva//J0921+7136_X_map.mod wobs /vlbi/uf001/uva//J0921+7136_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0921+7136_X_uvs.fits wwins /vlbi/uf001/uva//J0921+7136_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0921+7136_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122852 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00015199 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.371154 0.371154 0.742308 1.48462 2.96923 5.93846 11.8769 23.7539 47.5077 95.0154 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 808.29 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0921+7136_X_dfm.log closed on Mon Jan 14 00:24:40 2019