! Started logfile: /image_prod/ug002_uva//J1936+0142_X_dfm.log on Thu Mar 5 04:17:00 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//J1936+0142_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1936+0142_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.928 visibilities/baseline/integration-bin. ! Found source: J1936+0142 ! ! 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 37584 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 J1936+0142_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001709Jy sigma=9.919027 ! Fit after self-cal, rms=0.949927Jy sigma=9.374642 ! 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=0.7023 mas, bmaj=1.8 mas, bpa=-5.9 degrees ! Estimated noise=0.677026 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 = 0.0343645 Jy ! Component: 100 - total flux cleaned = 0.0480881 Jy ! Total flux subtracted in 100 components = 0.0480881 Jy ! Clean residual min=-0.002533 max=0.007236 Jy/beam ! Clean residual mean=-0.000001 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.0480881 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0480881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055555Jy sigma=0.516311 ! Fit after self-cal, rms=0.054791Jy sigma=0.509074 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00885399 Jy ! Component: 100 - total flux cleaned = 0.0139799 Jy ! Total flux subtracted in 100 components = 0.0139799 Jy ! Clean residual min=-0.001998 max=0.004887 Jy/beam ! Clean residual mean=-0.000001 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.062068 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.062068 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=0.052371Jy sigma=0.479135 ! Fit after self-cal, rms=0.052332Jy sigma=0.478779 ! Inverting map ! Added new window around map position (-1.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00469723 Jy ! Component: 100 - total flux cleaned = 0.00744578 Jy ! Total flux subtracted in 100 components = 0.00744578 Jy ! Clean residual min=-0.001779 max=0.002801 Jy/beam ! Clean residual mean=-0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.0695138 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.0695138 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=0.051642Jy sigma=0.470324 ! Fit after self-cal, rms=0.051620Jy sigma=0.469925 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262387 Jy ! Component: 100 - total flux cleaned = 0.00439664 Jy ! Total flux subtracted in 100 components = 0.00439664 Jy ! Clean residual min=-0.001708 max=0.002407 Jy/beam ! Clean residual mean=0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0739104 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 0.0739104 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=0.051374Jy sigma=0.466807 ! Fit after self-cal, rms=0.051373Jy sigma=0.466641 ! 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=0.9111 mas, bmaj=2.162 mas, bpa=-5.585 degrees ! Estimated noise=0.375373 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). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360756 Jy ! Component: 100 - total flux cleaned = 0.00608479 Jy ! Component: 150 - total flux cleaned = 0.00789546 Jy ! Component: 200 - total flux cleaned = 0.00927058 Jy ! Total flux subtracted in 200 components = 0.00927058 Jy ! Clean residual min=-0.001698 max=0.002751 Jy/beam ! Clean residual mean=0.000000 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.083181 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 72 components and 0.083181 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=0.051086Jy sigma=0.462955 ! Fit after self-cal, rms=0.051086Jy sigma=0.462834 ! Inverting map ! Added new window around map position (-3.6, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247837 Jy ! Component: 100 - total flux cleaned = 0.00385051 Jy ! Component: 150 - total flux cleaned = 0.00492007 Jy ! Component: 200 - total flux cleaned = 0.00577132 Jy ! Total flux subtracted in 200 components = 0.00577132 Jy ! Clean residual min=-0.001602 max=0.001865 Jy/beam ! Clean residual mean=0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0889523 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.0889523 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=0.050960Jy sigma=0.461295 ! Fit after self-cal, rms=0.050945Jy sigma=0.461128 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9111 x 2.162 at -5.585 degrees (North through East) ! Clean map min=-0.0016038 max=0.048735 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.07 KP 1.00 ! LA 1.01 MK 0.97 NL 1.03 OV 0.92 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.03 KP 1.00 ! LA 0.96 MK 1.07 NL 1.07 OV 0.96 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 1.00 KP 1.00 ! LA 1.01 MK 1.01 NL 1.02 OV 0.94 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.04 KP 0.99 ! LA 1.01 MK 1.05 NL 1.09 OV 0.93 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.03 KP 0.99 ! LA 1.03 MK 1.02 NL 1.10 OV 0.92 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.03 KP 1.03 ! LA 0.98 MK 1.07 NL 1.05 OV 0.90 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.01 KP 1.00 ! LA 0.97 MK 0.97 NL 1.13 OV 0.95 ! PT 0.93 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.00 KP 1.01 ! LA 0.97 MK 1.01 NL 1.06 OV 0.93 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00 HN 0.97 KP 1.06 ! LA 0.97 MK 1.09 NL 1.10 OV 0.96 ! PT 0.97 SC 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.05 HN 0.99 KP 0.99 ! LA 1.02 MK 1.03 NL 1.08 OV 0.95 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.98 KP 1.01 ! LA 1.04 MK 1.10 NL 1.09 OV 0.95 ! PT 0.91 SC 0.84 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.96 KP 1.01 ! LA 1.07 MK 0.91 NL 1.09 OV 0.98 ! PT 0.88 SC 0.91 ! ! ! Fit before self-cal, rms=0.050945Jy sigma=0.461128 ! Fit after self-cal, rms=0.049936Jy sigma=0.459064 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.915 mas, bmaj=2.152 mas, bpa=-4.771 degrees ! Estimated noise=0.37149 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 (-8.4, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172408 Jy ! Component: 100 - total flux cleaned = 0.0021762 Jy ! Component: 150 - total flux cleaned = 0.00230389 Jy ! Component: 200 - total flux cleaned = 0.0023322 Jy ! Total flux subtracted in 200 components = 0.0023322 Jy ! Clean residual min=-0.001038 max=0.000931 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0912845 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 122 components and 0.0912845 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=0.049861Jy sigma=0.458289 ! Fit after self-cal, rms=0.049862Jy sigma=0.458131 ! 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=0.049862Jy sigma=0.458131 ! Fit after self-cal, rms=0.050578Jy sigma=0.457157 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.916 mas, bmaj=2.156 mas, bpa=-4.85 degrees ! Estimated noise=0.37215 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000681661 Jy ! Component: 100 - total flux cleaned = 0.000808195 Jy ! Component: 150 - total flux cleaned = 0.000828127 Jy ! Component: 200 - total flux cleaned = 0.000792041 Jy ! Total flux subtracted in 200 components = 0.000792041 Jy ! Clean residual min=-0.000761 max=0.000798 Jy/beam ! Clean residual mean=0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0920766 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 137 components and 0.0920766 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=0.050557Jy sigma=0.456949 ! Fit after self-cal, rms=0.050572Jy sigma=0.456910 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 (7.6, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000420609 Jy ! Component: 100 - total flux cleaned = 0.00054437 Jy ! Component: 150 - total flux cleaned = 0.000634808 Jy ! Component: 200 - total flux cleaned = 0.000751603 Jy ! Total flux subtracted in 200 components = 0.000751603 Jy ! Clean residual min=-0.000740 max=0.000743 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0928282 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 156 components and 0.0928282 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=0.050554Jy sigma=0.456748 ! Fit after self-cal, rms=0.050553Jy sigma=0.456735 ! 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=0.050553Jy sigma=0.456735 ! Fit after self-cal, rms=0.050949Jy sigma=0.456608 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9162 mas, bmaj=2.157 mas, bpa=-4.855 degrees ! Estimated noise=0.371819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000264079 Jy ! Component: 100 - total flux cleaned = 0.000351153 Jy ! Component: 150 - total flux cleaned = 0.000412181 Jy ! Component: 200 - total flux cleaned = 0.000425744 Jy ! Total flux subtracted in 200 components = 0.000425744 Jy ! Clean residual min=-0.000675 max=0.000696 Jy/beam ! Clean residual mean=0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0932539 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 163 components and 0.0932539 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=0.050939Jy sigma=0.456510 ! Fit after self-cal, rms=0.050947Jy sigma=0.456500 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 (-10.6, -28.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041072 Jy ! Component: 100 - total flux cleaned = 0.000471909 Jy ! Component: 150 - total flux cleaned = 0.000499366 Jy ! Component: 200 - total flux cleaned = 0.000499059 Jy ! Total flux subtracted in 200 components = 0.000499059 Jy ! Clean residual min=-0.000681 max=0.000654 Jy/beam ! Clean residual mean=0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.093753 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 177 components and 0.093753 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=0.050935Jy sigma=0.456403 ! Fit after self-cal, rms=0.050934Jy sigma=0.456393 ! 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=0.050934Jy sigma=0.456393 ! Fit after self-cal, rms=0.050968Jy sigma=0.456382 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.26 mas, bmaj=3.437 mas, bpa=0.2221 degrees ! Estimated noise=0.452761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197716 Jy ! Component: 100 - total flux cleaned = 0.00035992 Jy ! Component: 150 - total flux cleaned = 0.000431746 Jy ! Component: 200 - total flux cleaned = 0.000449325 Jy ! Total flux subtracted in 200 components = 0.000449325 Jy ! Clean residual min=-0.000676 max=0.000658 Jy/beam ! Clean residual mean=0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.0942023 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 199 components and 0.0942023 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=0.050965Jy sigma=0.456363 ! Fit after self-cal, rms=0.050966Jy sigma=0.456354 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 = 4.92307e-05 Jy ! Component: 100 - total flux cleaned = 8.36119e-05 Jy ! Component: 150 - total flux cleaned = 8.34396e-05 Jy ! Component: 200 - total flux cleaned = 8.37457e-05 Jy ! Total flux subtracted in 200 components = 8.37457e-05 Jy ! Clean residual min=-0.000661 max=0.000639 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.094286 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 215 components and 0.094286 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=0.050964Jy sigma=0.456345 ! Fit after self-cal, rms=0.050965Jy sigma=0.456342 ! 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=0.9165 mas, bmaj=2.156 mas, bpa=-4.8 degrees ! Estimated noise=0.371625 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9165 x 2.156 at -4.8 degrees (North through East) ! Clean map min=-0.0006183 max=0.04824 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=0.7045 mas, bmaj=1.784 mas, bpa=-5.101 degrees ! Estimated noise=0.674436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350795 Jy ! Component: 100 - total flux cleaned = 0.049866 Jy ! Component: 150 - total flux cleaned = 0.0588449 Jy ! Component: 200 - total flux cleaned = 0.0646745 Jy ! Total flux subtracted in 200 components = 0.0646745 Jy ! Clean residual min=-0.002088 max=0.003221 Jy/beam ! Clean residual mean=-0.000001 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0646745 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0646745 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=2.156 mas, bpa=-4.8 degrees ! Estimated noise=0.371625 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 = 0.00694224 Jy ! Component: 100 - total flux cleaned = 0.0113525 Jy ! Component: 150 - total flux cleaned = 0.0146077 Jy ! Component: 200 - total flux cleaned = 0.0171504 Jy ! Total flux subtracted in 200 components = 0.0171504 Jy ! Clean residual min=-0.001250 max=0.001520 Jy/beam ! Clean residual mean=-0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0818249 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 60 components and 0.0818249 Jy ! Inverting map ! Added new window around map position (-1, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00203379 Jy ! Component: 100 - total flux cleaned = 0.00366704 Jy ! Component: 150 - total flux cleaned = 0.00501491 Jy ! Component: 200 - total flux cleaned = 0.00617205 Jy ! Total flux subtracted in 200 components = 0.00617205 Jy ! Clean residual min=-0.000973 max=0.000977 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0879969 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 89 components and 0.087997 Jy ! Inverting map ! Added new window around map position (-6.4, 9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010655 Jy ! Component: 100 - total flux cleaned = 0.00195905 Jy ! Component: 150 - total flux cleaned = 0.00265383 Jy ! Component: 200 - total flux cleaned = 0.00324086 Jy ! Total flux subtracted in 200 components = 0.00324086 Jy ! Clean residual min=-0.000861 max=0.000689 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0912378 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 115 components and 0.0912378 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=2.26 mas, bmaj=3.437 mas, bpa=0.2221 degrees ! Estimated noise=0.452761 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00091564 Jy ! Component: 100 - total flux cleaned = 0.00133213 Jy ! Component: 150 - total flux cleaned = 0.00167514 Jy ! Component: 200 - total flux cleaned = 0.00196052 Jy ! Total flux subtracted in 200 components = 0.00196052 Jy ! Clean residual min=-0.000728 max=0.000681 Jy/beam ! Clean residual mean=0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0931983 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 = 0.000212187 Jy ! Component: 100 - total flux cleaned = 0.00038445 Jy ! Component: 150 - total flux cleaned = 0.000502865 Jy ! Component: 200 - total flux cleaned = 0.000577991 Jy ! Total flux subtracted in 200 components = 0.000577991 Jy ! Clean residual min=-0.000700 max=0.000640 Jy/beam ! Clean residual mean=0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0937763 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 168 components and 0.0937763 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9165 mas, bmaj=2.156 mas, bpa=-4.8 degrees ! Estimated noise=0.371625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.31723e-05 Jy ! Component: 100 - total flux cleaned = -5.63918e-05 Jy ! Component: 150 - total flux cleaned = 8.24432e-06 Jy ! Component: 200 - total flux cleaned = 6.84862e-05 Jy ! Total flux subtracted in 200 components = 6.84862e-05 Jy ! Clean residual min=-0.000731 max=0.000679 Jy/beam ! Clean residual mean=0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0938448 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 189 components and 0.0938448 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=0.050968Jy sigma=0.456375 ! Fit after self-cal, rms=0.050957Jy sigma=0.456324 wmodel J1936+0142_X_map.mod ! Writing 189 model components to file: J1936+0142_X_map.mod wobs J1936+0142_X_uvs.fits ! Writing UV FITS file: J1936+0142_X_uvs.fits wwins J1936+0142_X_map.win ! wwins: Wrote 9 windows to J1936+0142_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 = -0.000220871 Jy ! Component: 100 - total flux cleaned = -0.000279655 Jy ! Component: 150 - total flux cleaned = -0.000356436 Jy ! Component: 200 - total flux cleaned = -0.000430181 Jy ! Component: 250 - total flux cleaned = -0.000481532 Jy ! Component: 300 - total flux cleaned = -0.00055154 Jy ! Component: 350 - total flux cleaned = -0.000610226 Jy ! Component: 400 - total flux cleaned = -0.000667819 Jy ! Component: 450 - total flux cleaned = -0.000705694 Jy ! Component: 500 - total flux cleaned = -0.000733621 Jy ! Component: 550 - total flux cleaned = -0.000797643 Jy ! Component: 600 - total flux cleaned = -0.00082464 Jy ! Component: 650 - total flux cleaned = -0.000869166 Jy ! Component: 700 - total flux cleaned = -0.000895555 Jy ! Component: 750 - total flux cleaned = -0.000930393 Jy ! Component: 800 - total flux cleaned = -0.000973354 Jy ! Component: 850 - total flux cleaned = -0.00099882 Jy ! Component: 900 - total flux cleaned = -0.00102396 Jy ! Component: 950 - total flux cleaned = -0.00104892 Jy ! Component: 1000 - total flux cleaned = -0.00107357 Jy ! Component: 1050 - total flux cleaned = -0.00108972 Jy ! Component: 1100 - total flux cleaned = -0.00108174 Jy ! Component: 1150 - total flux cleaned = -0.00111347 Jy ! Component: 1200 - total flux cleaned = -0.00109787 Jy ! Component: 1250 - total flux cleaned = -0.00112127 Jy ! Component: 1300 - total flux cleaned = -0.00113675 Jy ! Component: 1350 - total flux cleaned = -0.00117502 Jy ! Component: 1400 - total flux cleaned = -0.00116749 Jy ! Component: 1450 - total flux cleaned = -0.00120522 Jy ! Component: 1500 - total flux cleaned = -0.00124265 Jy ! Component: 1550 - total flux cleaned = -0.00124262 Jy ! Component: 1600 - total flux cleaned = -0.00126474 Jy ! Component: 1650 - total flux cleaned = -0.00126476 Jy ! Component: 1700 - total flux cleaned = -0.00130099 Jy ! Component: 1750 - total flux cleaned = -0.00127932 Jy ! Component: 1800 - total flux cleaned = -0.00129362 Jy ! Component: 1850 - total flux cleaned = -0.00130781 Jy ! Component: 1900 - total flux cleaned = -0.00132891 Jy ! Component: 1950 - total flux cleaned = -0.00134287 Jy ! Component: 2000 - total flux cleaned = -0.00134978 Jy ! Component: 2050 - total flux cleaned = -0.00134287 Jy ! Component: 2100 - total flux cleaned = -0.00138406 Jy ! Component: 2150 - total flux cleaned = -0.00137716 Jy ! Component: 2200 - total flux cleaned = -0.00137032 Jy ! Component: 2250 - total flux cleaned = -0.00139056 Jy ! Component: 2300 - total flux cleaned = -0.00141061 Jy ! Component: 2350 - total flux cleaned = -0.00139064 Jy ! Component: 2400 - total flux cleaned = -0.00139066 Jy ! Component: 2450 - total flux cleaned = -0.00142998 Jy ! Component: 2500 - total flux cleaned = -0.00143656 Jy ! Component: 2550 - total flux cleaned = -0.00144945 Jy ! Component: 2600 - total flux cleaned = -0.0014365 Jy ! Component: 2650 - total flux cleaned = -0.0014045 Jy ! Component: 2700 - total flux cleaned = -0.0014363 Jy ! Component: 2750 - total flux cleaned = -0.00143632 Jy ! Component: 2800 - total flux cleaned = -0.00142383 Jy ! Component: 2850 - total flux cleaned = -0.00143004 Jy ! Component: 2900 - total flux cleaned = -0.00143627 Jy ! Component: 2950 - total flux cleaned = -0.00141769 Jy ! Component: 3000 - total flux cleaned = -0.00144845 Jy ! Component: 3050 - total flux cleaned = -0.00144232 Jy ! Component: 3100 - total flux cleaned = -0.00142404 Jy ! Component: 3150 - total flux cleaned = -0.00144225 Jy ! Component: 3200 - total flux cleaned = -0.0014241 Jy ! Component: 3250 - total flux cleaned = -0.00143007 Jy ! Component: 3300 - total flux cleaned = -0.00141215 Jy ! Component: 3350 - total flux cleaned = -0.00142995 Jy ! Component: 3400 - total flux cleaned = -0.00140046 Jy ! Component: 3450 - total flux cleaned = -0.00142397 Jy ! Component: 3500 - total flux cleaned = -0.00141234 Jy ! Component: 3550 - total flux cleaned = -0.00141234 Jy ! Component: 3600 - total flux cleaned = -0.00141235 Jy ! Component: 3650 - total flux cleaned = -0.00138932 Jy ! Component: 3700 - total flux cleaned = -0.00143517 Jy ! Component: 3750 - total flux cleaned = -0.00139523 Jy ! Component: 3800 - total flux cleaned = -0.00138957 Jy ! Component: 3850 - total flux cleaned = -0.00140093 Jy ! Component: 3900 - total flux cleaned = -0.00138968 Jy ! Component: 3950 - total flux cleaned = -0.0014009 Jy ! Component: 4000 - total flux cleaned = -0.0013953 Jy ! Component: 4050 - total flux cleaned = -0.00138975 Jy ! Total flux subtracted in 4096 components = -0.00140081 Jy ! Clean residual min=-0.000347 max=0.000345 Jy/beam ! Clean residual mean=0.000000 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.092444 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 490 components and 0.092444 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1936+0142_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9165 x 2.156 at -4.8 degrees (North through East) ! Clean map min=-0.00059117 max=0.048322 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1936+0142_X_map.fits wmodel /image_prod/ug002_uva//J1936+0142_X_map.mod ! Writing 490 model components to file: /image_prod/ug002_uva//J1936+0142_X_map.mod wobs /image_prod/ug002_uva//J1936+0142_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1936+0142_X_uvs.fits wwins /image_prod/ug002_uva//J1936+0142_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1936+0142_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0483219 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.53644e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.592056 0.592056 1.18411 2.36823 4.73645 9.4729 18.9458 37.8916 75.7832 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 506.708 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1936+0142_X_dfm.log closed on Thu Mar 5 04:17:05 2020