! Started logfile: /image_prod/ug002_uva//J0246-1236_X_dfm.log on Wed Mar 4 19:39:30 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//J0246-1236_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0246-1236_X_uva.fits ! AN table 1: 40 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.846429 visibilities/baseline/integration-bin. ! Found source: J0246-1236 ! ! 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 108 lines of history. ! ! Reading 11376 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 J0246-1236_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017359Jy sigma=8.770939 ! Fit after self-cal, rms=0.811540Jy sigma=6.941242 ! 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=0.6455 mas, bmaj=1.588 mas, bpa=-7.674 degrees ! Estimated noise=1.2763 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 = 0.140871 Jy ! Component: 100 - total flux cleaned = 0.182761 Jy ! Total flux subtracted in 100 components = 0.182761 Jy ! Clean residual min=-0.011382 max=0.026073 Jy/beam ! Clean residual mean=0.000011 rms=0.003029 Jy/beam ! Combined flux in latest and established models = 0.182761 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.182761 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=0.074161Jy sigma=0.628115 ! Fit after self-cal, rms=0.074092Jy sigma=0.627167 ! Inverting map ! Added new window around map position (1, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0264192 Jy ! Component: 100 - total flux cleaned = 0.041969 Jy ! Total flux subtracted in 100 components = 0.041969 Jy ! Clean residual min=-0.007998 max=0.010443 Jy/beam ! Clean residual mean=0.000006 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 0.22473 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.22473 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=0.062026Jy sigma=0.508754 ! Fit after self-cal, rms=0.061530Jy sigma=0.505385 ! 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=0.8074 mas, bmaj=1.912 mas, bpa=-7.461 degrees ! Estimated noise=0.786074 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 = 0.0152208 Jy ! Component: 100 - total flux cleaned = 0.0240224 Jy ! Component: 150 - total flux cleaned = 0.0299861 Jy ! Component: 200 - total flux cleaned = 0.0342634 Jy ! Total flux subtracted in 200 components = 0.0342634 Jy ! Clean residual min=-0.007285 max=0.008193 Jy/beam ! Clean residual mean=0.000006 rms=0.001660 Jy/beam ! Combined flux in latest and established models = 0.258993 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 31 components and 0.258993 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=0.057679Jy sigma=0.465150 ! Fit after self-cal, rms=0.057457Jy sigma=0.463482 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8074 x 1.912 at -7.461 degrees (North through East) ! Clean map min=-0.0069729 max=0.18811 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.97 KP 1.00 ! MK 1.01 NL 1.10 OV 0.87 SC 1.00 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.02 KP 0.99 ! MK 0.98 NL 1.15 OV 0.87 SC 0.98 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 1.03 KP 1.01 ! MK 1.00 NL 1.11 OV 0.91 SC 1.01 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.01 KP 1.00 ! MK 1.03 NL 1.11 OV 0.89 SC 1.03 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.99 KP 1.01 ! MK 1.00 NL 1.10 OV 0.90 SC 1.02 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.04 KP 0.99 ! MK 1.00 NL 1.12 OV 0.90 SC 0.96 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.00 KP 1.01 ! MK 0.98 NL 1.10 OV 0.90 SC 1.03 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.02 KP 1.04 ! MK 0.98 NL 1.10 OV 0.90 SC 1.02 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.99 KP 0.99 ! MK 1.00 NL 1.11 OV 0.89 SC 1.04 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.99 KP 0.98 ! MK 1.02 NL 1.16 OV 0.88 SC 1.00 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.04 KP 1.02 ! MK 0.98 NL 1.10 OV 0.91 SC 1.04 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.06 KP 0.97 ! MK 1.11 NL 1.12 OV 0.92 SC 0.97 ! ! ! Fit before self-cal, rms=0.057457Jy sigma=0.463482 ! Fit after self-cal, rms=0.054404Jy sigma=0.436675 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.814 mas, bmaj=1.92 mas, bpa=-7.097 degrees ! Estimated noise=0.779202 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 = 0.00403544 Jy ! Component: 100 - total flux cleaned = 0.00441701 Jy ! Component: 150 - total flux cleaned = 0.00426363 Jy ! Component: 200 - total flux cleaned = 0.00414009 Jy ! Total flux subtracted in 200 components = 0.00414009 Jy ! Clean residual min=-0.002711 max=0.002759 Jy/beam ! Clean residual mean=0.000001 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.263133 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.263133 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=0.054132Jy sigma=0.433765 ! Fit after self-cal, rms=0.054126Jy sigma=0.433326 ! 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=0.054126Jy sigma=0.433326 ! Fit after self-cal, rms=0.053931Jy sigma=0.431409 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8118 mas, bmaj=1.92 mas, bpa=-6.988 degrees ! Estimated noise=0.77724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000925001 Jy ! Component: 100 - total flux cleaned = 0.000984195 Jy ! Component: 150 - total flux cleaned = 0.000922589 Jy ! Component: 200 - total flux cleaned = 0.000921726 Jy ! Total flux subtracted in 200 components = 0.000921726 Jy ! Clean residual min=-0.002272 max=0.001967 Jy/beam ! Clean residual mean=0.000000 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.264055 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.264055 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=0.053865Jy sigma=0.430752 ! Fit after self-cal, rms=0.053859Jy sigma=0.430663 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 = 5.17427e-05 Jy ! Component: 100 - total flux cleaned = 7.07981e-05 Jy ! Component: 150 - total flux cleaned = 7.10442e-05 Jy ! Component: 200 - total flux cleaned = 5.27612e-05 Jy ! Total flux subtracted in 200 components = 5.27612e-05 Jy ! Clean residual min=-0.002327 max=0.001953 Jy/beam ! Clean residual mean=0.000000 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.264108 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.264108 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=0.053838Jy sigma=0.430491 ! Fit after self-cal, rms=0.053827Jy sigma=0.430452 ! 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=0.053827Jy sigma=0.430452 ! Fit after self-cal, rms=0.053765Jy sigma=0.430325 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8117 mas, bmaj=1.919 mas, bpa=-6.94 degrees ! Estimated noise=0.776148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.51059e-05 Jy ! Component: 100 - total flux cleaned = 2.50537e-05 Jy ! Component: 150 - total flux cleaned = 2.85974e-06 Jy ! Component: 200 - total flux cleaned = -3.44022e-05 Jy ! Total flux subtracted in 200 components = -3.44022e-05 Jy ! Clean residual min=-0.002060 max=0.001780 Jy/beam ! Clean residual mean=0.000000 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.264073 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.264073 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=0.053742Jy sigma=0.430146 ! Fit after self-cal, rms=0.053737Jy sigma=0.430115 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 = 3.26852e-05 Jy ! Component: 100 - total flux cleaned = 1.50932e-05 Jy ! Component: 150 - total flux cleaned = 1.49306e-05 Jy ! Component: 200 - total flux cleaned = -1.57031e-06 Jy ! Total flux subtracted in 200 components = -1.57031e-06 Jy ! Clean residual min=-0.001980 max=0.001738 Jy/beam ! Clean residual mean=0.000000 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.264072 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 0.264072 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=0.053722Jy sigma=0.430007 ! Fit after self-cal, rms=0.053715Jy sigma=0.429984 ! 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=0.053715Jy sigma=0.429984 ! Fit after self-cal, rms=0.053694Jy sigma=0.429961 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.888 mas, bmaj=3.389 mas, bpa=-0.4731 degrees ! Estimated noise=0.995515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000626275 Jy ! Component: 100 - total flux cleaned = 0.000608171 Jy ! Component: 150 - total flux cleaned = 0.000595968 Jy ! Component: 200 - total flux cleaned = 0.000606895 Jy ! Total flux subtracted in 200 components = 0.000606895 Jy ! Clean residual min=-0.001933 max=0.002261 Jy/beam ! Clean residual mean=0.000001 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.264679 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 65 components and 0.264679 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=0.053698Jy sigma=0.429986 ! Fit after self-cal, rms=0.053697Jy sigma=0.429964 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 (-19.2, 10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000937681 Jy ! Component: 100 - total flux cleaned = 0.000872357 Jy ! Component: 150 - total flux cleaned = 0.000843344 Jy ! Component: 200 - total flux cleaned = 0.000664107 Jy ! Total flux subtracted in 200 components = 0.000664107 Jy ! Clean residual min=-0.001428 max=0.001266 Jy/beam ! Clean residual mean=0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.265343 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.265343 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=0.053648Jy sigma=0.429612 ! Fit after self-cal, rms=0.053643Jy sigma=0.429579 ! 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=0.8118 mas, bmaj=1.918 mas, bpa=-6.908 degrees ! Estimated noise=0.775739 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8118 x 1.918 at -6.908 degrees (North through East) ! Clean map min=-0.0016498 max=0.18535 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=0.6488 mas, bmaj=1.587 mas, bpa=-7.045 degrees ! Estimated noise=1.28304 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.139777 Jy ! Component: 100 - total flux cleaned = 0.18562 Jy ! Component: 150 - total flux cleaned = 0.210782 Jy ! Component: 200 - total flux cleaned = 0.225821 Jy ! Total flux subtracted in 200 components = 0.225821 Jy ! Clean residual min=-0.004784 max=0.007892 Jy/beam ! Clean residual mean=0.000005 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.225821 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 0.225821 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8118 mas, bmaj=1.918 mas, bpa=-6.908 degrees ! Estimated noise=0.775739 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 = 0.0129568 Jy ! Component: 100 - total flux cleaned = 0.0205339 Jy ! Component: 150 - total flux cleaned = 0.0253877 Jy ! Component: 200 - total flux cleaned = 0.0287193 Jy ! Total flux subtracted in 200 components = 0.0287193 Jy ! Clean residual min=-0.002415 max=0.002394 Jy/beam ! Clean residual mean=0.000003 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.25454 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 42 components and 0.25454 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=1.888 mas, bmaj=3.389 mas, bpa=-0.4731 degrees ! Estimated noise=0.995515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0037831 Jy ! Component: 100 - total flux cleaned = 0.00618378 Jy ! Component: 150 - total flux cleaned = 0.00737263 Jy ! Component: 200 - total flux cleaned = 0.00816642 Jy ! Total flux subtracted in 200 components = 0.00816642 Jy ! Clean residual min=-0.001711 max=0.001774 Jy/beam ! Clean residual mean=0.000004 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.262707 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 = 0.000305987 Jy ! Component: 100 - total flux cleaned = 0.000349009 Jy ! Component: 150 - total flux cleaned = 0.00028561 Jy ! Component: 200 - total flux cleaned = 0.000259931 Jy ! Total flux subtracted in 200 components = 0.000259931 Jy ! Clean residual min=-0.001528 max=0.001443 Jy/beam ! Clean residual mean=0.000003 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.262967 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 83 components and 0.262967 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8118 mas, bmaj=1.918 mas, bpa=-6.908 degrees ! Estimated noise=0.775739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000142279 Jy ! Component: 100 - total flux cleaned = 7.72846e-05 Jy ! Component: 150 - total flux cleaned = 0.000114309 Jy ! Component: 200 - total flux cleaned = 4.63491e-05 Jy ! Total flux subtracted in 200 components = 4.63491e-05 Jy ! Clean residual min=-0.001969 max=0.001495 Jy/beam ! Clean residual mean=0.000001 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.263013 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 0.263013 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=0.053609Jy sigma=0.429326 ! Fit after self-cal, rms=0.053587Jy sigma=0.429204 wmodel J0246-1236_X_map.mod ! Writing 103 model components to file: J0246-1236_X_map.mod wobs J0246-1236_X_uvs.fits ! Writing UV FITS file: J0246-1236_X_uvs.fits wwins J0246-1236_X_map.win ! wwins: Wrote 3 windows to J0246-1236_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 = -0.000680268 Jy ! Component: 100 - total flux cleaned = -0.000733028 Jy ! Component: 150 - total flux cleaned = -0.000662103 Jy ! Component: 200 - total flux cleaned = -0.000593943 Jy ! Component: 250 - total flux cleaned = -0.000550427 Jy ! Component: 300 - total flux cleaned = -0.000425661 Jy ! Component: 350 - total flux cleaned = -0.000345079 Jy ! Component: 400 - total flux cleaned = -0.000325613 Jy ! Component: 450 - total flux cleaned = -0.000306606 Jy ! Component: 500 - total flux cleaned = -0.000325161 Jy ! Component: 550 - total flux cleaned = -0.000343479 Jy ! Component: 600 - total flux cleaned = -0.000378647 Jy ! Component: 650 - total flux cleaned = -0.000291704 Jy ! Component: 700 - total flux cleaned = -0.000308989 Jy ! Component: 750 - total flux cleaned = -0.000359672 Jy ! Component: 800 - total flux cleaned = -0.000409444 Jy ! Component: 850 - total flux cleaned = -0.000474016 Jy ! Component: 900 - total flux cleaned = -0.000505721 Jy ! Component: 950 - total flux cleaned = -0.000521244 Jy ! Component: 1000 - total flux cleaned = -0.000536768 Jy ! Component: 1050 - total flux cleaned = -0.000582241 Jy ! Component: 1100 - total flux cleaned = -0.000642046 Jy ! Component: 1150 - total flux cleaned = -0.000642171 Jy ! Component: 1200 - total flux cleaned = -0.000714706 Jy ! Component: 1250 - total flux cleaned = -0.000743159 Jy ! Component: 1300 - total flux cleaned = -0.000771276 Jy ! Component: 1350 - total flux cleaned = -0.000813011 Jy ! Component: 1400 - total flux cleaned = -0.000813014 Jy ! Component: 1450 - total flux cleaned = -0.000908035 Jy ! Component: 1500 - total flux cleaned = -0.000908065 Jy ! Component: 1550 - total flux cleaned = -0.000947702 Jy ! Component: 1600 - total flux cleaned = -0.000960779 Jy ! Component: 1650 - total flux cleaned = -0.000999258 Jy ! Component: 1700 - total flux cleaned = -0.000961018 Jy ! Component: 1750 - total flux cleaned = -0.000986354 Jy ! Component: 1800 - total flux cleaned = -0.000986367 Jy ! Component: 1850 - total flux cleaned = -0.00103559 Jy ! Component: 1900 - total flux cleaned = -0.00101121 Jy ! Component: 1950 - total flux cleaned = -0.00107129 Jy ! Component: 2000 - total flux cleaned = -0.00102355 Jy ! Component: 2050 - total flux cleaned = -0.00107057 Jy ! Component: 2100 - total flux cleaned = -0.0010355 Jy ! Component: 2150 - total flux cleaned = -0.00104718 Jy ! Component: 2200 - total flux cleaned = -0.00105851 Jy ! Component: 2250 - total flux cleaned = -0.00108118 Jy ! Component: 2300 - total flux cleaned = -0.00106984 Jy ! Component: 2350 - total flux cleaned = -0.00111426 Jy ! Component: 2400 - total flux cleaned = -0.00110305 Jy ! Component: 2450 - total flux cleaned = -0.00110295 Jy ! Component: 2500 - total flux cleaned = -0.0011244 Jy ! Component: 2550 - total flux cleaned = -0.00112433 Jy ! Component: 2600 - total flux cleaned = -0.00114546 Jy ! Component: 2650 - total flux cleaned = -0.00113493 Jy ! Component: 2700 - total flux cleaned = -0.00117646 Jy ! Component: 2750 - total flux cleaned = -0.00114564 Jy ! Component: 2800 - total flux cleaned = -0.00113528 Jy ! Component: 2850 - total flux cleaned = -0.0011554 Jy ! Component: 2900 - total flux cleaned = -0.00116544 Jy ! Component: 2950 - total flux cleaned = -0.00119523 Jy ! Component: 3000 - total flux cleaned = -0.00121483 Jy ! Component: 3050 - total flux cleaned = -0.00120508 Jy ! Component: 3100 - total flux cleaned = -0.00124395 Jy ! Component: 3150 - total flux cleaned = -0.00127278 Jy ! Component: 3200 - total flux cleaned = -0.00126327 Jy ! Component: 3250 - total flux cleaned = -0.0012917 Jy ! Component: 3300 - total flux cleaned = -0.0013198 Jy ! Component: 3350 - total flux cleaned = -0.001329 Jy ! Component: 3400 - total flux cleaned = -0.00134748 Jy ! Component: 3450 - total flux cleaned = -0.00140233 Jy ! Component: 3500 - total flux cleaned = -0.00139317 Jy ! Component: 3550 - total flux cleaned = -0.00137517 Jy ! Component: 3600 - total flux cleaned = -0.00141095 Jy ! Component: 3650 - total flux cleaned = -0.00142872 Jy ! Component: 3700 - total flux cleaned = -0.00145508 Jy ! Component: 3750 - total flux cleaned = -0.00147255 Jy ! Component: 3800 - total flux cleaned = -0.0014898 Jy ! Component: 3850 - total flux cleaned = -0.00151564 Jy ! Component: 3900 - total flux cleaned = -0.00155841 Jy ! Component: 3950 - total flux cleaned = -0.00154997 Jy ! Component: 4000 - total flux cleaned = -0.00158361 Jy ! Component: 4050 - total flux cleaned = -0.00159201 Jy ! Total flux subtracted in 4096 components = -0.00162523 Jy ! Clean residual min=-0.000474 max=0.000493 Jy/beam ! Clean residual mean=0.000000 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.261388 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 355 components and 0.261388 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0246-1236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8118 x 1.918 at -6.908 degrees (North through East) ! Clean map min=-0.001092 max=0.18557 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0246-1236_X_map.fits wmodel /image_prod/ug002_uva//J0246-1236_X_map.mod ! Writing 355 model components to file: /image_prod/ug002_uva//J0246-1236_X_map.mod wobs /image_prod/ug002_uva//J0246-1236_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0246-1236_X_uvs.fits wwins /image_prod/ug002_uva//J0246-1236_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0246-1236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.185565 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000133964 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.216577 0.216577 0.433154 0.866309 1.73262 3.46524 6.93047 13.8609 27.7219 55.4438 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.185 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1385.19 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0246-1236_X_dfm.log closed on Wed Mar 4 19:39:34 2020