! Started logfile: /vlbi/uf001/uva//J1754-1658_X_a_dfm.log on Mon Jan 14 04:24:24 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//J1754-1658_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1754-1658_X_a_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992323 visibilities/baseline/integration-bin. ! Found source: J1754-1658 ! ! 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 58944 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 J1754-1658_X_a] 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 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005917Jy sigma=19.439239 ! Fit after self-cal, rms=0.932442Jy sigma=17.838979 ! 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=0.6494 mas, bmaj=1.664 mas, bpa=-2.392 degrees ! Estimated noise=0.368681 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 = 0.0482834 Jy ! Component: 100 - total flux cleaned = 0.0643789 Jy ! Total flux subtracted in 100 components = 0.0643789 Jy ! Clean residual min=-0.003551 max=0.007626 Jy/beam ! Clean residual mean=0.000002 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.0643789 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0643789 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=0.077888Jy sigma=1.386437 ! Fit after self-cal, rms=0.077433Jy sigma=1.378164 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00965177 Jy ! Component: 100 - total flux cleaned = 0.0151016 Jy ! Total flux subtracted in 100 components = 0.0151016 Jy ! Clean residual min=-0.003128 max=0.004290 Jy/beam ! Clean residual mean=0.000001 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.0794805 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0794805 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=0.075520Jy sigma=1.314869 ! Fit after self-cal, rms=0.075547Jy sigma=1.314415 ! 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=0.8756 mas, bmaj=2.152 mas, bpa=-2.328 degrees ! Estimated noise=0.15732 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 (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100707 Jy ! Component: 100 - total flux cleaned = 0.0166155 Jy ! Component: 150 - total flux cleaned = 0.0212574 Jy ! Component: 200 - total flux cleaned = 0.0246233 Jy ! Total flux subtracted in 200 components = 0.0246233 Jy ! Clean residual min=-0.004977 max=0.004136 Jy/beam ! Clean residual mean=-0.000002 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.104104 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 76 components and 0.104104 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=0.074372Jy sigma=1.270761 ! Fit after self-cal, rms=0.074350Jy sigma=1.269116 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8756 x 2.152 at -2.328 degrees (North through East) ! Clean map min=-0.0047199 max=0.068685 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.10 KP 1.09 ! LA 0.79 MK 1.10 NL 1.15 OV 0.98 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.06 HN 1.10 KP 1.06 ! LA 0.78 MK 1.04 NL 1.16 OV 0.94 ! PT 0.99 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.05 HN 1.11 KP 1.09 ! LA 0.77 MK 1.13 NL 1.18 OV 0.98 ! PT 0.97 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 1.11 KP 1.10 ! LA 0.76 MK 1.08 NL 1.15 OV 0.94 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.12 KP 1.08 ! LA 0.77 MK 1.03 NL 1.19 OV 0.97 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 1.02 KP 1.09 ! LA 0.78 MK 1.05 NL 1.16 OV 0.97 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.03 HN 1.07 KP 1.05 ! LA 0.76 MK 1.02 NL 1.15 OV 0.95 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.98 KP 1.14 ! LA 0.74 MK 1.00 NL 1.17 OV 0.95 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.08 KP 1.05 ! LA 0.77 MK 1.00 NL 1.14 OV 0.96 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HN 1.05 KP 1.09 ! LA 0.76 MK 1.02 NL 1.14 OV 0.98 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.97 KP 1.07 ! LA 0.78 MK 0.97 NL 1.15 OV 0.97 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.99 KP 1.05 ! LA 0.77 MK 0.90 NL 1.23 OV 0.95 ! PT 0.98 SC 0.93 ! ! ! Fit before self-cal, rms=0.074350Jy sigma=1.269116 ! Fit after self-cal, rms=0.076045Jy sigma=1.236840 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.886 mas, bmaj=2.177 mas, bpa=-1.871 degrees ! Estimated noise=0.156661 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 = -0.000763991 Jy ! Component: 100 - total flux cleaned = -0.000938725 Jy ! Component: 150 - total flux cleaned = -0.00102773 Jy ! Component: 200 - total flux cleaned = -0.00110636 Jy ! Total flux subtracted in 200 components = -0.00110636 Jy ! Clean residual min=-0.001293 max=0.001114 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.102997 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 87 components and 0.102997 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=0.076004Jy sigma=1.236378 ! Fit after self-cal, rms=0.076385Jy sigma=1.234723 ! 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=0.076385Jy sigma=1.234723 ! Fit after self-cal, rms=0.077002Jy sigma=1.232387 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=2.166 mas, bpa=-1.944 degrees ! Estimated noise=0.156148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000291232 Jy ! Component: 100 - total flux cleaned = -0.000496531 Jy ! Component: 150 - total flux cleaned = -0.000624479 Jy ! Component: 200 - total flux cleaned = -0.000698783 Jy ! Total flux subtracted in 200 components = -0.000698783 Jy ! Clean residual min=-0.001086 max=0.000949 Jy/beam ! Clean residual mean=0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.102299 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 90 components and 0.102299 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=0.076979Jy sigma=1.232180 ! Fit after self-cal, rms=0.077021Jy sigma=1.232101 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.7089e-05 Jy ! Component: 100 - total flux cleaned = -0.000159524 Jy ! Component: 150 - total flux cleaned = -0.000189057 Jy ! Component: 200 - total flux cleaned = -0.000216757 Jy ! Total flux subtracted in 200 components = -0.000216757 Jy ! Clean residual min=-0.001113 max=0.000950 Jy/beam ! Clean residual mean=0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.102082 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 94 components and 0.102082 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=0.077012Jy sigma=1.232008 ! Fit after self-cal, rms=0.077008Jy sigma=1.231998 ! 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=0.077008Jy sigma=1.231998 ! Fit after self-cal, rms=0.077342Jy sigma=1.231247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8776 mas, bmaj=2.153 mas, bpa=-2.039 degrees ! Estimated noise=0.155104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000239689 Jy ! Component: 100 - total flux cleaned = -0.000392696 Jy ! Component: 150 - total flux cleaned = -0.000469335 Jy ! Component: 200 - total flux cleaned = -0.000536754 Jy ! Total flux subtracted in 200 components = -0.000536754 Jy ! Clean residual min=-0.000975 max=0.000965 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.101545 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 96 components and 0.101545 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=0.077328Jy sigma=1.231128 ! Fit after self-cal, rms=0.077341Jy sigma=1.231096 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 = -5.11069e-05 Jy ! Component: 100 - total flux cleaned = -0.000121462 Jy ! Component: 150 - total flux cleaned = -0.000153083 Jy ! Component: 200 - total flux cleaned = -0.000173047 Jy ! Total flux subtracted in 200 components = -0.000173047 Jy ! Clean residual min=-0.000988 max=0.000963 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.101372 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 101 components and 0.101372 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=0.077335Jy sigma=1.231054 ! Fit after self-cal, rms=0.077333Jy sigma=1.231047 ! 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=0.077333Jy sigma=1.231047 ! Fit after self-cal, rms=0.077159Jy sigma=1.230983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.228 mas, bmaj=4.839 mas, bpa=2.407 degrees ! Estimated noise=0.18195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000319425 Jy ! Component: 100 - total flux cleaned = -0.000390572 Jy ! Component: 150 - total flux cleaned = -0.000461366 Jy ! Component: 200 - total flux cleaned = -0.000511322 Jy ! Total flux subtracted in 200 components = -0.000511322 Jy ! Clean residual min=-0.000971 max=0.000909 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.100861 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 104 components and 0.100861 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=0.077155Jy sigma=1.230940 ! Fit after self-cal, rms=0.077158Jy sigma=1.230930 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.31903e-05 Jy ! Component: 100 - total flux cleaned = -3.11834e-05 Jy ! Component: 150 - total flux cleaned = -7.64538e-05 Jy ! Component: 200 - total flux cleaned = -0.00010875 Jy ! Total flux subtracted in 200 components = -0.00010875 Jy ! Clean residual min=-0.000970 max=0.000903 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.100752 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 104 components and 0.100752 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=0.077156Jy sigma=1.230934 ! Fit after self-cal, rms=0.077153Jy sigma=1.230926 ! 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=0.8747 mas, bmaj=2.145 mas, bpa=-2.075 degrees ! Estimated noise=0.154491 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 2.145 at -2.075 degrees (North through East) ! Clean map min=-0.00089911 max=0.068598 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=0.6431 mas, bmaj=1.648 mas, bpa=-1.902 degrees ! Estimated noise=0.363633 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0477174 Jy ! Component: 100 - total flux cleaned = 0.0649877 Jy ! Component: 150 - total flux cleaned = 0.0747237 Jy ! Component: 200 - total flux cleaned = 0.0810245 Jy ! Total flux subtracted in 200 components = 0.0810245 Jy ! Clean residual min=-0.002080 max=0.003415 Jy/beam ! Clean residual mean=0.000001 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.0810245 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0810245 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=2.145 mas, bpa=-2.075 degrees ! Estimated noise=0.154491 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 = 0.00784287 Jy ! Component: 100 - total flux cleaned = 0.0119139 Jy ! Component: 150 - total flux cleaned = 0.0143729 Jy ! Component: 200 - total flux cleaned = 0.0159974 Jy ! Total flux subtracted in 200 components = 0.0159974 Jy ! Clean residual min=-0.001145 max=0.001113 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0970218 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 68 components and 0.0970218 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=2.228 mas, bmaj=4.839 mas, bpa=2.407 degrees ! Estimated noise=0.18195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158965 Jy ! Component: 100 - total flux cleaned = 0.00239 Jy ! Component: 150 - total flux cleaned = 0.0028313 Jy ! Component: 200 - total flux cleaned = 0.00308151 Jy ! Total flux subtracted in 200 components = 0.00308151 Jy ! Clean residual min=-0.001023 max=0.000864 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.100103 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 = 7.35808e-05 Jy ! Component: 100 - total flux cleaned = 0.000107724 Jy ! Component: 150 - total flux cleaned = 0.000133892 Jy ! Component: 200 - total flux cleaned = 0.000158197 Jy ! Total flux subtracted in 200 components = 0.000158197 Jy ! Clean residual min=-0.001018 max=0.000869 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.100262 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 103 components and 0.100261 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=2.145 mas, bpa=-2.075 degrees ! Estimated noise=0.154491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.72416e-05 Jy ! Component: 100 - total flux cleaned = -5.95143e-05 Jy ! Component: 150 - total flux cleaned = -8.46344e-05 Jy ! Component: 200 - total flux cleaned = -9.57738e-05 Jy ! Total flux subtracted in 200 components = -9.57738e-05 Jy ! Clean residual min=-0.000963 max=0.000975 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.100166 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 113 components and 0.100166 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=0.077162Jy sigma=1.231014 ! Fit after self-cal, rms=0.077149Jy sigma=1.230956 wmodel J1754-1658_X_a_map.mod ! Writing 113 model components to file: J1754-1658_X_a_map.mod wobs J1754-1658_X_a_uvs.fits ! Writing UV FITS file: J1754-1658_X_a_uvs.fits wwins J1754-1658_X_a_map.win ! wwins: Wrote 2 windows to J1754-1658_X_a_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 = -0.000137457 Jy ! Component: 100 - total flux cleaned = -0.000278977 Jy ! Component: 150 - total flux cleaned = -0.000353005 Jy ! Component: 200 - total flux cleaned = -0.000380971 Jy ! Component: 250 - total flux cleaned = -0.000394724 Jy ! Component: 300 - total flux cleaned = -0.000407891 Jy ! Component: 350 - total flux cleaned = -0.000408026 Jy ! Component: 400 - total flux cleaned = -0.000370724 Jy ! Component: 450 - total flux cleaned = -0.000334287 Jy ! Component: 500 - total flux cleaned = -0.000334302 Jy ! Component: 550 - total flux cleaned = -0.000369253 Jy ! Component: 600 - total flux cleaned = -0.000392236 Jy ! Component: 650 - total flux cleaned = -0.00041512 Jy ! Component: 700 - total flux cleaned = -0.000426283 Jy ! Component: 750 - total flux cleaned = -0.000437393 Jy ! Component: 800 - total flux cleaned = -0.000481241 Jy ! Component: 850 - total flux cleaned = -0.000470478 Jy ! Component: 900 - total flux cleaned = -0.000513189 Jy ! Component: 950 - total flux cleaned = -0.000523611 Jy ! Component: 1000 - total flux cleaned = -0.000544399 Jy ! Component: 1050 - total flux cleaned = -0.000554777 Jy ! Component: 1100 - total flux cleaned = -0.00056495 Jy ! Component: 1150 - total flux cleaned = -0.000575202 Jy ! Component: 1200 - total flux cleaned = -0.000615186 Jy ! Component: 1250 - total flux cleaned = -0.000624956 Jy ! Component: 1300 - total flux cleaned = -0.000644493 Jy ! Component: 1350 - total flux cleaned = -0.000663931 Jy ! Component: 1400 - total flux cleaned = -0.000673389 Jy ! Component: 1450 - total flux cleaned = -0.000654324 Jy ! Component: 1500 - total flux cleaned = -0.000654343 Jy ! Component: 1550 - total flux cleaned = -0.000663846 Jy ! Component: 1600 - total flux cleaned = -0.000701091 Jy ! Component: 1650 - total flux cleaned = -0.000710291 Jy ! Component: 1700 - total flux cleaned = -0.000746832 Jy ! Component: 1750 - total flux cleaned = -0.00071964 Jy ! Component: 1800 - total flux cleaned = -0.000764813 Jy ! Component: 1850 - total flux cleaned = -0.000782718 Jy ! Component: 1900 - total flux cleaned = -0.000800474 Jy ! Component: 1950 - total flux cleaned = -0.000835666 Jy ! Component: 2000 - total flux cleaned = -0.000879468 Jy ! Component: 2050 - total flux cleaned = -0.000853367 Jy ! Component: 2100 - total flux cleaned = -0.000870706 Jy ! Component: 2150 - total flux cleaned = -0.000913595 Jy ! Component: 2200 - total flux cleaned = -0.000947577 Jy ! Component: 2250 - total flux cleaned = -0.000955987 Jy ! Component: 2300 - total flux cleaned = -0.000972856 Jy ! Component: 2350 - total flux cleaned = -0.000981175 Jy ! Component: 2400 - total flux cleaned = -0.000997868 Jy ! Component: 2450 - total flux cleaned = -0.00101443 Jy ! Component: 2500 - total flux cleaned = -0.00106371 Jy ! Component: 2550 - total flux cleaned = -0.00108811 Jy ! Component: 2600 - total flux cleaned = -0.00112046 Jy ! Component: 2650 - total flux cleaned = -0.00113658 Jy ! Component: 2700 - total flux cleaned = -0.00117665 Jy ! Component: 2750 - total flux cleaned = -0.00117675 Jy ! Component: 2800 - total flux cleaned = -0.00120844 Jy ! Component: 2850 - total flux cleaned = -0.00126344 Jy ! Component: 2900 - total flux cleaned = -0.00127909 Jy ! Component: 2950 - total flux cleaned = -0.00129462 Jy ! Component: 3000 - total flux cleaned = -0.00135643 Jy ! Component: 3050 - total flux cleaned = -0.00139475 Jy ! Component: 3100 - total flux cleaned = -0.00139479 Jy ! Component: 3150 - total flux cleaned = -0.00144795 Jy ! Component: 3200 - total flux cleaned = -0.00149329 Jy ! Component: 3250 - total flux cleaned = -0.00151589 Jy ! Component: 3300 - total flux cleaned = -0.00157583 Jy ! Component: 3350 - total flux cleaned = -0.00157585 Jy ! Component: 3400 - total flux cleaned = -0.0016055 Jy ! Component: 3450 - total flux cleaned = -0.00166449 Jy ! Component: 3500 - total flux cleaned = -0.00169381 Jy ! Component: 3550 - total flux cleaned = -0.00170113 Jy ! Component: 3600 - total flux cleaned = -0.0017448 Jy ! Component: 3650 - total flux cleaned = -0.00176647 Jy ! Component: 3700 - total flux cleaned = -0.00179528 Jy ! Component: 3750 - total flux cleaned = -0.00183105 Jy ! Component: 3800 - total flux cleaned = -0.00183817 Jy ! Component: 3850 - total flux cleaned = -0.0018666 Jy ! Component: 3900 - total flux cleaned = -0.00184543 Jy ! Component: 3950 - total flux cleaned = -0.00190172 Jy ! Component: 4000 - total flux cleaned = -0.00188771 Jy ! Component: 4050 - total flux cleaned = -0.00190863 Jy ! Total flux subtracted in 4096 components = -0.00190861 Jy ! Clean residual min=-0.000405 max=0.000414 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0982571 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 406 components and 0.0982572 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1754-1658_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 2.145 at -2.075 degrees (North through East) ! Clean map min=-0.00062071 max=0.069243 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1754-1658_X_a_map.fits wmodel /vlbi/uf001/uva//J1754-1658_X_a_map.mod ! Writing 406 model components to file: /vlbi/uf001/uva//J1754-1658_X_a_map.mod wobs /vlbi/uf001/uva//J1754-1658_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1754-1658_X_a_uvs.fits wwins /vlbi/uf001/uva//J1754-1658_X_a_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1754-1658_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0692431 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119141 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.516187 0.516187 1.03237 2.06475 4.12949 8.25898 16.518 33.0359 66.0719 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.069 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 581.185 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1754-1658_X_a_dfm.log closed on Mon Jan 14 04:24:31 2019