! Started logfile: /image_prod/ug002_uva//J0521+1638_X_dfm.log on Wed Mar 4 20:48:07 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//J0521+1638_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0521+1638_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.980247 visibilities/baseline/integration-bin. ! Found source: J0521+1638 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 38112 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 J0521+1638_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.042401Jy sigma=8.968459 ! Fit after self-cal, rms=0.783842Jy sigma=6.784234 ! 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=0.7843 mas, bmaj=2.703 mas, bpa=-19.64 degrees ! Estimated noise=0.869593 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 = 0.159382 Jy ! Component: 100 - total flux cleaned = 0.229414 Jy ! Total flux subtracted in 100 components = 0.229414 Jy ! Clean residual min=-0.024962 max=0.088815 Jy/beam ! Clean residual mean=0.000014 rms=0.006291 Jy/beam ! Combined flux in latest and established models = 0.229414 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.229414 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=0.155974Jy sigma=1.278114 ! Fit after self-cal, rms=0.155548Jy sigma=1.273317 ! Inverting map ! Added new window around map position (-4.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0757156 Jy ! Component: 100 - total flux cleaned = 0.114678 Jy ! Total flux subtracted in 100 components = 0.114678 Jy ! Clean residual min=-0.012814 max=0.026974 Jy/beam ! Clean residual mean=0.000005 rms=0.003649 Jy/beam ! Combined flux in latest and established models = 0.344092 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.344092 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=0.107603Jy sigma=0.869193 ! Fit after self-cal, rms=0.103898Jy sigma=0.832782 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.030957 Jy ! Component: 100 - total flux cleaned = 0.0527795 Jy ! Total flux subtracted in 100 components = 0.0527795 Jy ! Clean residual min=-0.009969 max=0.024471 Jy/beam ! Clean residual mean=0.000003 rms=0.002660 Jy/beam ! Combined flux in latest and established models = 0.396872 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.396872 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=0.088931Jy sigma=0.707929 ! Fit after self-cal, rms=0.088734Jy sigma=0.705694 ! Inverting map ! Added new window around map position (1.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229221 Jy ! Component: 100 - total flux cleaned = 0.0385987 Jy ! Total flux subtracted in 100 components = 0.0385987 Jy ! Clean residual min=-0.007784 max=0.010725 Jy/beam ! Clean residual mean=0.000001 rms=0.002081 Jy/beam ! Combined flux in latest and established models = 0.435471 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.435471 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=0.079756Jy sigma=0.624606 ! Fit after self-cal, rms=0.079411Jy sigma=0.621159 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.024 mas, bmaj=2.891 mas, bpa=-18.27 degrees ! Estimated noise=0.429545 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 = 0.0189141 Jy ! Component: 100 - total flux cleaned = 0.031843 Jy ! Component: 150 - total flux cleaned = 0.0411859 Jy ! Component: 200 - total flux cleaned = 0.0446216 Jy ! Total flux subtracted in 200 components = 0.0446216 Jy ! Clean residual min=-0.007451 max=0.008574 Jy/beam ! Clean residual mean=-0.000003 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 0.480092 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.480092 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=0.073031Jy sigma=0.568440 ! Fit after self-cal, rms=0.072844Jy sigma=0.566586 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.024 x 2.891 at -18.27 degrees (North through East) ! Clean map min=-0.0070365 max=0.21931 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.02 HN 0.96 KP 1.07 ! LA 0.98 MK 1.06 NL 1.14 OV 0.94 ! PT 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.02 HN 0.96 KP 1.06 ! LA 1.00 MK 1.06 NL 1.14 OV 0.93 ! PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.02 HN 0.97 KP 1.05 ! LA 1.01 MK 1.08 NL 1.13 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.00 HN 0.97 KP 1.04 ! LA 1.03 MK 1.05 NL 1.13 OV 0.93 ! PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 0.95 KP 1.04 ! LA 1.02 MK 1.05 NL 1.12 OV 0.92 ! PT 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.03 HN 0.98 KP 1.04 ! LA 1.03 MK 1.07 NL 1.13 OV 0.92 ! PT 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.95 KP 1.06 ! LA 1.02 MK 1.03 NL 1.14 OV 0.91 ! PT 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.01 HN 0.95 KP 1.06 ! LA 1.01 MK 1.05 NL 1.12 OV 0.92 ! PT 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.94 KP 1.04 ! LA 1.01 MK 1.04 NL 1.12 OV 0.91 ! PT 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.98 KP 1.07 ! LA 0.98 MK 1.03 NL 1.14 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 0.97 KP 1.09 ! LA 0.98 MK 1.07 NL 1.11 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.98 KP 1.03 ! LA 0.97 MK 1.17 NL 1.12 OV 0.92 ! PT 0.88 ! ! ! Fit before self-cal, rms=0.072844Jy sigma=0.566586 ! Fit after self-cal, rms=0.063983Jy sigma=0.513481 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.825 mas, bpa=-17.91 degrees ! Estimated noise=0.425062 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 = 0.00453163 Jy ! Component: 100 - total flux cleaned = 0.00467574 Jy ! Component: 150 - total flux cleaned = 0.00490946 Jy ! Component: 200 - total flux cleaned = 0.00520219 Jy ! Total flux subtracted in 200 components = 0.00520219 Jy ! Clean residual min=-0.003719 max=0.004641 Jy/beam ! Clean residual mean=0.000005 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.485294 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 62 components and 0.485294 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=0.063395Jy sigma=0.508182 ! Fit after self-cal, rms=0.063357Jy sigma=0.507638 ! 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=0.063357Jy sigma=0.507638 ! Fit after self-cal, rms=0.063318Jy sigma=0.499068 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.04 mas, bmaj=2.813 mas, bpa=-18.41 degrees ! Estimated noise=0.425631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122996 Jy ! Component: 100 - total flux cleaned = 0.001606 Jy ! Component: 150 - total flux cleaned = 0.00168202 Jy ! Component: 200 - total flux cleaned = 0.0018035 Jy ! Total flux subtracted in 200 components = 0.0018035 Jy ! Clean residual min=-0.003300 max=0.003668 Jy/beam ! Clean residual mean=0.000002 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.487098 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.487098 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=0.063103Jy sigma=0.497131 ! Fit after self-cal, rms=0.063104Jy sigma=0.497016 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 = 0.000486541 Jy ! Component: 100 - total flux cleaned = 0.00070523 Jy ! Component: 150 - total flux cleaned = 0.000704823 Jy ! Component: 200 - total flux cleaned = 0.000750509 Jy ! Total flux subtracted in 200 components = 0.000750509 Jy ! Clean residual min=-0.003248 max=0.003405 Jy/beam ! Clean residual mean=0.000002 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.487848 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 83 components and 0.487848 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=0.063021Jy sigma=0.496302 ! Fit after self-cal, rms=0.063016Jy sigma=0.496260 ! 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=0.063016Jy sigma=0.496260 ! Fit after self-cal, rms=0.063271Jy sigma=0.495831 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=2.808 mas, bpa=-18.37 degrees ! Estimated noise=0.427031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000382349 Jy ! Component: 100 - total flux cleaned = 0.000493642 Jy ! Component: 150 - total flux cleaned = 0.000637083 Jy ! Component: 200 - total flux cleaned = 0.000720213 Jy ! Total flux subtracted in 200 components = 0.000720213 Jy ! Clean residual min=-0.003272 max=0.003247 Jy/beam ! Clean residual mean=0.000002 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.488569 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 0.488569 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=0.063188Jy sigma=0.495151 ! Fit after self-cal, rms=0.063189Jy sigma=0.495127 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 = 0.000153669 Jy ! Component: 100 - total flux cleaned = 0.000341683 Jy ! Component: 150 - total flux cleaned = 0.000445508 Jy ! Component: 200 - total flux cleaned = 0.000510091 Jy ! Total flux subtracted in 200 components = 0.000510091 Jy ! Clean residual min=-0.003250 max=0.003289 Jy/beam ! Clean residual mean=0.000002 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.489079 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 92 components and 0.489079 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=0.063150Jy sigma=0.494804 ! Fit after self-cal, rms=0.063149Jy sigma=0.494788 ! 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=0.063149Jy sigma=0.494788 ! Fit after self-cal, rms=0.063330Jy sigma=0.494648 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.188 mas, bmaj=3.093 mas, bpa=-11.48 degrees ! Estimated noise=0.500745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000827242 Jy ! Component: 100 - total flux cleaned = 0.00102321 Jy ! Component: 150 - total flux cleaned = 0.00110776 Jy ! Component: 200 - total flux cleaned = 0.00107308 Jy ! Total flux subtracted in 200 components = 0.00107308 Jy ! Clean residual min=-0.005153 max=0.005471 Jy/beam ! Clean residual mean=0.000004 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.490152 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 99 components and 0.490152 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=0.063319Jy sigma=0.494405 ! Fit after self-cal, rms=0.063318Jy sigma=0.494371 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 = 0.00015422 Jy ! Component: 100 - total flux cleaned = 9.31761e-05 Jy ! Component: 150 - total flux cleaned = 6.66534e-05 Jy ! Component: 200 - total flux cleaned = 9.21541e-05 Jy ! Total flux subtracted in 200 components = 9.21541e-05 Jy ! Clean residual min=-0.005105 max=0.005459 Jy/beam ! Clean residual mean=0.000004 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.490244 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 0.490244 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=0.063321Jy sigma=0.494355 ! Fit after self-cal, rms=0.063320Jy sigma=0.494344 ! Inverting map ! Added new window around map position (26.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00549772 Jy ! Component: 100 - total flux cleaned = 0.00814475 Jy ! Component: 150 - total flux cleaned = 0.0100361 Jy ! Component: 200 - total flux cleaned = 0.0115053 Jy ! Total flux subtracted in 200 components = 0.0115053 Jy ! Clean residual min=-0.004398 max=0.003693 Jy/beam ! Clean residual mean=0.000005 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.501749 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 163 components and 0.501749 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=0.063005Jy sigma=0.491396 ! Fit after self-cal, rms=0.062981Jy sigma=0.491083 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.804 mas, bpa=-18.36 degrees ! Estimated noise=0.428052 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.044 x 2.804 at -18.36 degrees (North through East) ! Clean map min=-0.0028233 max=0.21838 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=0.8012 mas, bmaj=2.626 mas, bpa=-19.86 degrees ! Estimated noise=0.869295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162034 Jy ! Component: 100 - total flux cleaned = 0.252692 Jy ! Component: 150 - total flux cleaned = 0.309548 Jy ! Component: 200 - total flux cleaned = 0.347793 Jy ! Total flux subtracted in 200 components = 0.347793 Jy ! Clean residual min=-0.009286 max=0.021623 Jy/beam ! Clean residual mean=0.000011 rms=0.002754 Jy/beam ! Combined flux in latest and established models = 0.347793 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 0.347793 Jy ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.804 mas, bpa=-18.36 degrees ! Estimated noise=0.428052 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 = 0.0404378 Jy ! Component: 100 - total flux cleaned = 0.0671614 Jy ! Component: 150 - total flux cleaned = 0.0861654 Jy ! Component: 200 - total flux cleaned = 0.100023 Jy ! Total flux subtracted in 200 components = 0.100023 Jy ! Clean residual min=-0.005506 max=0.007876 Jy/beam ! Clean residual mean=0.000007 rms=0.001419 Jy/beam ! Combined flux in latest and established models = 0.447816 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 39 components and 0.447816 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102841 Jy ! Component: 100 - total flux cleaned = 0.0180163 Jy ! Component: 150 - total flux cleaned = 0.0239491 Jy ! Component: 200 - total flux cleaned = 0.0287616 Jy ! Total flux subtracted in 200 components = 0.0287616 Jy ! Clean residual min=-0.004106 max=0.003375 Jy/beam ! Clean residual mean=0.000004 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.476578 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 68 components and 0.476578 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=2.188 mas, bmaj=3.093 mas, bpa=-11.48 degrees ! Estimated noise=0.500745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00635012 Jy ! Component: 100 - total flux cleaned = 0.010857 Jy ! Component: 150 - total flux cleaned = 0.0142338 Jy ! Component: 200 - total flux cleaned = 0.0165739 Jy ! Total flux subtracted in 200 components = 0.0165739 Jy ! Clean residual min=-0.005348 max=0.004053 Jy/beam ! Clean residual mean=0.000006 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 0.493151 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 = 0.00192926 Jy ! Component: 100 - total flux cleaned = 0.00374473 Jy ! Component: 150 - total flux cleaned = 0.00537941 Jy ! Component: 200 - total flux cleaned = 0.00686759 Jy ! Total flux subtracted in 200 components = 0.00686759 Jy ! Clean residual min=-0.004848 max=0.003798 Jy/beam ! Clean residual mean=0.000006 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.500019 Jy ! Adding 101 model components to the UV plane model. ! The established model now contains 148 components and 0.500019 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=2.804 mas, bpa=-18.36 degrees ! Estimated noise=0.428052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163667 Jy ! Component: 100 - total flux cleaned = 0.00275993 Jy ! Component: 150 - total flux cleaned = 0.0033795 Jy ! Component: 200 - total flux cleaned = 0.00405547 Jy ! Total flux subtracted in 200 components = 0.00405547 Jy ! Clean residual min=-0.002846 max=0.003048 Jy/beam ! Clean residual mean=0.000002 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.504075 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 177 components and 0.504075 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=0.062946Jy sigma=0.490770 ! Fit after self-cal, rms=0.062917Jy sigma=0.490533 wmodel J0521+1638_X_map.mod ! Writing 177 model components to file: J0521+1638_X_map.mod wobs J0521+1638_X_uvs.fits ! Writing UV FITS file: J0521+1638_X_uvs.fits wwins J0521+1638_X_map.win ! wwins: Wrote 4 windows to J0521+1638_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 = -0.000741905 Jy ! Component: 100 - total flux cleaned = -0.00124899 Jy ! Component: 150 - total flux cleaned = -0.00172499 Jy ! Component: 200 - total flux cleaned = -0.00205476 Jy ! Component: 250 - total flux cleaned = -0.00229298 Jy ! Component: 300 - total flux cleaned = -0.00252297 Jy ! Component: 350 - total flux cleaned = -0.0026338 Jy ! Component: 400 - total flux cleaned = -0.00277767 Jy ! Component: 450 - total flux cleaned = -0.00291861 Jy ! Component: 500 - total flux cleaned = -0.00322708 Jy ! Component: 550 - total flux cleaned = -0.00336084 Jy ! Component: 600 - total flux cleaned = -0.00355738 Jy ! Component: 650 - total flux cleaned = -0.00378065 Jy ! Component: 700 - total flux cleaned = -0.00393681 Jy ! Component: 750 - total flux cleaned = -0.00412092 Jy ! Component: 800 - total flux cleaned = -0.00433069 Jy ! Component: 850 - total flux cleaned = -0.0043892 Jy ! Component: 900 - total flux cleaned = -0.00450496 Jy ! Component: 950 - total flux cleaned = -0.00461822 Jy ! Component: 1000 - total flux cleaned = -0.0046468 Jy ! Component: 1050 - total flux cleaned = -0.00472977 Jy ! Component: 1100 - total flux cleaned = -0.00489202 Jy ! Component: 1150 - total flux cleaned = -0.00494434 Jy ! Component: 1200 - total flux cleaned = -0.00502191 Jy ! Component: 1250 - total flux cleaned = -0.0049953 Jy ! Component: 1300 - total flux cleaned = -0.00491906 Jy ! Component: 1350 - total flux cleaned = -0.0049195 Jy ! Component: 1400 - total flux cleaned = -0.00496865 Jy ! Component: 1450 - total flux cleaned = -0.00487101 Jy ! Component: 1500 - total flux cleaned = -0.00484695 Jy ! Component: 1550 - total flux cleaned = -0.00489459 Jy ! Component: 1600 - total flux cleaned = -0.00482426 Jy ! Component: 1650 - total flux cleaned = -0.00489392 Jy ! Component: 1700 - total flux cleaned = -0.00482522 Jy ! Component: 1750 - total flux cleaned = -0.00480268 Jy ! Component: 1800 - total flux cleaned = -0.00478077 Jy ! Component: 1850 - total flux cleaned = -0.00471425 Jy ! Component: 1900 - total flux cleaned = -0.00462689 Jy ! Component: 1950 - total flux cleaned = -0.00464872 Jy ! Component: 2000 - total flux cleaned = -0.0045635 Jy ! Component: 2050 - total flux cleaned = -0.00452114 Jy ! Component: 2100 - total flux cleaned = -0.00445841 Jy ! Component: 2150 - total flux cleaned = -0.00445858 Jy ! Component: 2200 - total flux cleaned = -0.00439749 Jy ! Component: 2250 - total flux cleaned = -0.00445834 Jy ! Component: 2300 - total flux cleaned = -0.00441838 Jy ! Component: 2350 - total flux cleaned = -0.00443845 Jy ! Component: 2400 - total flux cleaned = -0.00443862 Jy ! Component: 2450 - total flux cleaned = -0.00451631 Jy ! Component: 2500 - total flux cleaned = -0.0044007 Jy ! Component: 2550 - total flux cleaned = -0.00447697 Jy ! Component: 2600 - total flux cleaned = -0.00442003 Jy ! Component: 2650 - total flux cleaned = -0.00436381 Jy ! Component: 2700 - total flux cleaned = -0.00434561 Jy ! Component: 2750 - total flux cleaned = -0.00441885 Jy ! Component: 2800 - total flux cleaned = -0.00440068 Jy ! Component: 2850 - total flux cleaned = -0.00432854 Jy ! Component: 2900 - total flux cleaned = -0.00431078 Jy ! Component: 2950 - total flux cleaned = -0.00431096 Jy ! Component: 3000 - total flux cleaned = -0.00429363 Jy ! Component: 3050 - total flux cleaned = -0.00434589 Jy ! Component: 3100 - total flux cleaned = -0.00425974 Jy ! Component: 3150 - total flux cleaned = -0.00427673 Jy ! Component: 3200 - total flux cleaned = -0.00434472 Jy ! Component: 3250 - total flux cleaned = -0.00434475 Jy ! Component: 3300 - total flux cleaned = -0.0043445 Jy ! Component: 3350 - total flux cleaned = -0.00434436 Jy ! Component: 3400 - total flux cleaned = -0.00437713 Jy ! Component: 3450 - total flux cleaned = -0.00434481 Jy ! Component: 3500 - total flux cleaned = -0.00439326 Jy ! Component: 3550 - total flux cleaned = -0.00444145 Jy ! Component: 3600 - total flux cleaned = -0.00447319 Jy ! Component: 3650 - total flux cleaned = -0.00447314 Jy ! Component: 3700 - total flux cleaned = -0.00444176 Jy ! Component: 3750 - total flux cleaned = -0.00445738 Jy ! Component: 3800 - total flux cleaned = -0.00445735 Jy ! Component: 3850 - total flux cleaned = -0.00451869 Jy ! Component: 3900 - total flux cleaned = -0.00444262 Jy ! Component: 3950 - total flux cleaned = -0.00447292 Jy ! Component: 4000 - total flux cleaned = -0.00451801 Jy ! Component: 4050 - total flux cleaned = -0.00448826 Jy ! Total flux subtracted in 4096 components = -0.00444389 Jy ! Clean residual min=-0.000904 max=0.000832 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.499631 Jy keep ! Adding 399 model components to the UV plane model. ! The established model now contains 576 components and 0.499631 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0521+1638_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.044 x 2.804 at -18.36 degrees (North through East) ! Clean map min=-0.001637 max=0.21849 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0521+1638_X_map.fits wmodel /image_prod/ug002_uva//J0521+1638_X_map.mod ! Writing 576 model components to file: /image_prod/ug002_uva//J0521+1638_X_map.mod wobs /image_prod/ug002_uva//J0521+1638_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0521+1638_X_uvs.fits wwins /image_prod/ug002_uva//J0521+1638_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0521+1638_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.218486 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000294076 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.403792 0.403792 0.807583 1.61517 3.23033 6.46067 12.9213 25.8427 51.6853 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.218 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 742.957 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0521+1638_X_dfm.log closed on Wed Mar 4 20:48:13 2020