! Started logfile: /image_prod/ug002_uva//J1937+3607_X_dfm.log on Thu Mar 5 04:17:53 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//J1937+3607_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1937+3607_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.825595 visibilities/baseline/integration-bin. ! Found source: J1937+3607 ! ! 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 16644 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 J1937+3607_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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008731Jy sigma=9.483044 ! Fit after self-cal, rms=0.901208Jy sigma=8.436476 ! 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=0.8297 mas, bmaj=1.106 mas, bpa=-17.64 degrees ! Estimated noise=1.20436 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 = 0.0715761 Jy ! Component: 100 - total flux cleaned = 0.0971167 Jy ! Total flux subtracted in 100 components = 0.0971167 Jy ! Clean residual min=-0.006119 max=0.014391 Jy/beam ! Clean residual mean=-0.000003 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 0.0971167 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0971167 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=0.060984Jy sigma=0.557226 ! Fit after self-cal, rms=0.060777Jy sigma=0.555648 ! Inverting map ! Added new window around map position (0.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153619 Jy ! Component: 100 - total flux cleaned = 0.0249563 Jy ! Total flux subtracted in 100 components = 0.0249563 Jy ! Clean residual min=-0.005694 max=0.005518 Jy/beam ! Clean residual mean=-0.000002 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.122073 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.122073 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=0.055235Jy sigma=0.494640 ! Fit after self-cal, rms=0.054923Jy sigma=0.492154 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00790177 Jy ! Component: 100 - total flux cleaned = 0.013437 Jy ! Total flux subtracted in 100 components = 0.013437 Jy ! Clean residual min=-0.004941 max=0.004230 Jy/beam ! Clean residual mean=-0.000002 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.13551 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.13551 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=0.053156Jy sigma=0.471495 ! Fit after self-cal, rms=0.053043Jy sigma=0.470576 ! 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=1.063 mas, bmaj=1.363 mas, bpa=-12.74 degrees ! Estimated noise=0.594069 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 = 0.00775959 Jy ! Component: 100 - total flux cleaned = 0.012702 Jy ! Component: 150 - total flux cleaned = 0.0162549 Jy ! Component: 200 - total flux cleaned = 0.0189939 Jy ! Total flux subtracted in 200 components = 0.0189939 Jy ! Clean residual min=-0.004360 max=0.004054 Jy/beam ! Clean residual mean=-0.000003 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.154504 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 50 components and 0.154504 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=0.051867Jy sigma=0.455533 ! Fit after self-cal, rms=0.051797Jy sigma=0.454932 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.063 x 1.363 at -12.74 degrees (North through East) ! Clean map min=-0.0036726 max=0.10004 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 0.98 FD 0.93 HN 0.98 KP 0.98 ! MK 1.06 NL 1.12 OV 0.83 SC 1.09 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 0.98 KP 0.98 ! MK 1.08 NL 1.18 OV 0.88 SC 1.06 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.02 KP 1.00 ! MK 1.03 NL 1.10 OV 0.88 SC 1.07 ! ! ! 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 0.95 HN 0.97 KP 1.00 ! MK 1.06 NL 1.12 OV 0.86 SC 1.06 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.94 HN 0.96 KP 1.04 ! MK 1.07 NL 1.13 OV 0.89 SC 1.04 ! ! ! Correcting IF 6. ! 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 1.05 KP 0.97 ! MK 1.04 NL 1.13 OV 0.87 SC 1.13 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 1.03 KP 1.01 ! MK 1.10 NL 1.12 OV 0.91 SC 1.07 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 HN 0.98 KP 1.00 ! MK 1.07 NL 1.13 OV 0.91 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 0.97 FD 0.96 HN 0.95 KP 1.00 ! MK 1.06 NL 1.15 OV 0.89 SC 1.05 ! ! ! Correcting IF 10. ! 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 1.03 KP 0.97 ! MK 1.09 NL 1.17 OV 0.89 SC 1.05 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.97 KP 0.98 ! MK 1.07 NL 1.16 OV 0.92 SC 1.00 ! ! ! 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 0.92 HN 1.07 KP 0.99 ! MK 1.18 NL 1.18 OV 0.89 SC 0.98 ! ! ! Fit before self-cal, rms=0.051797Jy sigma=0.454932 ! Fit after self-cal, rms=0.050812Jy sigma=0.440323 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.085 mas, bmaj=1.381 mas, bpa=-11.8 degrees ! Estimated noise=0.592373 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 = 0.00138508 Jy ! Component: 100 - total flux cleaned = 0.00144 Jy ! Component: 150 - total flux cleaned = 0.00157063 Jy ! Component: 200 - total flux cleaned = 0.00172669 Jy ! Total flux subtracted in 200 components = 0.00172669 Jy ! Clean residual min=-0.001393 max=0.001456 Jy/beam ! Clean residual mean=-0.000000 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.156231 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.156231 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=0.050743Jy sigma=0.439707 ! Fit after self-cal, rms=0.050802Jy sigma=0.439426 ! 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=0.050802Jy sigma=0.439426 ! Fit after self-cal, rms=0.050669Jy sigma=0.437852 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.376 mas, bpa=-12.49 degrees ! Estimated noise=0.589785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000587094 Jy ! Component: 100 - total flux cleaned = 0.000683369 Jy ! Component: 150 - total flux cleaned = 0.000733771 Jy ! Component: 200 - total flux cleaned = 0.000777375 Jy ! Total flux subtracted in 200 components = 0.000777375 Jy ! Clean residual min=-0.001164 max=0.001321 Jy/beam ! Clean residual mean=0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.157008 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.157008 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=0.050654Jy sigma=0.437697 ! Fit after self-cal, rms=0.050664Jy sigma=0.437651 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 (5.4, 23.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000760506 Jy ! Component: 100 - total flux cleaned = 0.000777329 Jy ! Component: 150 - total flux cleaned = 0.00085848 Jy ! Component: 200 - total flux cleaned = 0.00090361 Jy ! Total flux subtracted in 200 components = 0.00090361 Jy ! Clean residual min=-0.001131 max=0.001216 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.157912 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.157912 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=0.050636Jy sigma=0.437393 ! Fit after self-cal, rms=0.050630Jy sigma=0.437370 ! Inverting map ! Added new window around map position (-1.4, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113827 Jy ! Component: 100 - total flux cleaned = 0.00146642 Jy ! Component: 150 - total flux cleaned = 0.00166791 Jy ! Component: 200 - total flux cleaned = 0.0018147 Jy ! Total flux subtracted in 200 components = 0.0018147 Jy ! Clean residual min=-0.000997 max=0.001075 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.159726 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.159726 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=0.050602Jy sigma=0.437098 ! Fit after self-cal, rms=0.050598Jy sigma=0.437075 ! Inverting map ! Added new window around map position (-26, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000777132 Jy ! Component: 100 - total flux cleaned = 0.000920142 Jy ! Component: 150 - total flux cleaned = 0.000975418 Jy ! Component: 200 - total flux cleaned = 0.00104039 Jy ! Total flux subtracted in 200 components = 0.00104039 Jy ! Clean residual min=-0.000971 max=0.000924 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.160767 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 98 components and 0.160767 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=0.050573Jy sigma=0.436852 ! Fit after self-cal, rms=0.050570Jy sigma=0.436832 ! 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=0.050570Jy sigma=0.436832 ! Fit after self-cal, rms=0.050464Jy sigma=0.436774 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=1.376 mas, bpa=-12.56 degrees ! Estimated noise=0.588766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259705 Jy ! Component: 100 - total flux cleaned = 0.000514392 Jy ! Component: 150 - total flux cleaned = 0.000699911 Jy ! Component: 200 - total flux cleaned = 0.000843689 Jy ! Total flux subtracted in 200 components = 0.000843689 Jy ! Clean residual min=-0.000984 max=0.000895 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.16161 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 107 components and 0.16161 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=0.050453Jy sigma=0.436682 ! Fit after self-cal, rms=0.050451Jy sigma=0.436675 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 = 0.000146984 Jy ! Component: 100 - total flux cleaned = 0.000311466 Jy ! Component: 150 - total flux cleaned = 0.000414351 Jy ! Component: 200 - total flux cleaned = 0.000463122 Jy ! Total flux subtracted in 200 components = 0.000463122 Jy ! Clean residual min=-0.000968 max=0.000897 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.162074 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 115 components and 0.162074 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=0.050444Jy sigma=0.436620 ! Fit after self-cal, rms=0.050444Jy sigma=0.436617 ! 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=0.050444Jy sigma=0.436617 ! Fit after self-cal, rms=0.050430Jy sigma=0.436611 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.943 mas, bmaj=2.186 mas, bpa=-3.371 degrees ! Estimated noise=0.691855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000381854 Jy ! Component: 100 - total flux cleaned = 0.000572958 Jy ! Component: 150 - total flux cleaned = 0.000725359 Jy ! Component: 200 - total flux cleaned = 0.000849744 Jy ! Total flux subtracted in 200 components = 0.000849744 Jy ! Clean residual min=-0.000817 max=0.000883 Jy/beam ! Clean residual mean=0.000000 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.162923 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 140 components and 0.162923 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=0.050429Jy sigma=0.436592 ! Fit after self-cal, rms=0.050428Jy sigma=0.436588 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 = 0.000129161 Jy ! Component: 100 - total flux cleaned = 0.000208158 Jy ! Component: 150 - total flux cleaned = 0.000271521 Jy ! Component: 200 - total flux cleaned = 0.000347737 Jy ! Total flux subtracted in 200 components = 0.000347737 Jy ! Clean residual min=-0.000780 max=0.000872 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.163271 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 146 components and 0.163271 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=0.050427Jy sigma=0.436579 ! Fit after self-cal, rms=0.050427Jy sigma=0.436578 ! 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=1.08 mas, bmaj=1.376 mas, bpa=-12.57 degrees ! Estimated noise=0.588717 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.376 at -12.57 degrees (North through East) ! Clean map min=-0.00097893 max=0.099112 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=0.8459 mas, bmaj=1.118 mas, bpa=-17.1 degrees ! Estimated noise=1.21048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0712347 Jy ! Component: 100 - total flux cleaned = 0.0988172 Jy ! Component: 150 - total flux cleaned = 0.115065 Jy ! Component: 200 - total flux cleaned = 0.125477 Jy ! Total flux subtracted in 200 components = 0.125477 Jy ! Clean residual min=-0.003511 max=0.005605 Jy/beam ! Clean residual mean=-0.000001 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.125477 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.125477 Jy ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=1.376 mas, bpa=-12.57 degrees ! Estimated noise=0.588717 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 = 0.010018 Jy ! Component: 100 - total flux cleaned = 0.016144 Jy ! Component: 150 - total flux cleaned = 0.0202573 Jy ! Component: 200 - total flux cleaned = 0.0231865 Jy ! Total flux subtracted in 200 components = 0.0231865 Jy ! Clean residual min=-0.001641 max=0.001955 Jy/beam ! Clean residual mean=-0.000000 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.148664 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 40 components and 0.148664 Jy ! Inverting map ! Added new window around map position (1.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227967 Jy ! Component: 100 - total flux cleaned = 0.00406569 Jy ! Component: 150 - total flux cleaned = 0.00556854 Jy ! Component: 200 - total flux cleaned = 0.00665224 Jy ! Total flux subtracted in 200 components = 0.00665224 Jy ! Clean residual min=-0.001216 max=0.001191 Jy/beam ! Clean residual mean=-0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.155316 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 61 components and 0.155316 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=1.943 mas, bmaj=2.186 mas, bpa=-3.371 degrees ! Estimated noise=0.691855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001836 Jy ! Component: 100 - total flux cleaned = 0.00308992 Jy ! Component: 150 - total flux cleaned = 0.00408407 Jy ! Component: 200 - total flux cleaned = 0.00488973 Jy ! Total flux subtracted in 200 components = 0.00488973 Jy ! Clean residual min=-0.001092 max=0.000999 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.160206 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 = 0.000460567 Jy ! Component: 100 - total flux cleaned = 0.000887572 Jy ! Component: 150 - total flux cleaned = 0.00116152 Jy ! Component: 200 - total flux cleaned = 0.0014471 Jy ! Total flux subtracted in 200 components = 0.0014471 Jy ! Clean residual min=-0.000930 max=0.000891 Jy/beam ! Clean residual mean=0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.161653 Jy ! Adding 80 model components to the UV plane model. ! The established model now contains 127 components and 0.161653 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=1.376 mas, bpa=-12.57 degrees ! Estimated noise=0.588717 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132518 Jy ! Component: 100 - total flux cleaned = 0.000489848 Jy ! Component: 150 - total flux cleaned = 0.000788341 Jy ! Component: 200 - total flux cleaned = 0.000963857 Jy ! Total flux subtracted in 200 components = 0.000963857 Jy ! Clean residual min=-0.000992 max=0.000911 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.162617 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 147 components and 0.162617 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=0.050455Jy sigma=0.436756 ! Fit after self-cal, rms=0.050445Jy sigma=0.436687 wmodel J1937+3607_X_map.mod ! Writing 147 model components to file: J1937+3607_X_map.mod wobs J1937+3607_X_uvs.fits ! Writing UV FITS file: J1937+3607_X_uvs.fits wwins J1937+3607_X_map.win ! wwins: Wrote 6 windows to J1937+3607_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 = -0.000235827 Jy ! Component: 100 - total flux cleaned = -0.000316065 Jy ! Component: 150 - total flux cleaned = -0.000361741 Jy ! Component: 200 - total flux cleaned = -0.000405674 Jy ! Component: 250 - total flux cleaned = -0.000391803 Jy ! Component: 300 - total flux cleaned = -0.000364599 Jy ! Component: 350 - total flux cleaned = -0.00031145 Jy ! Component: 400 - total flux cleaned = -0.000220479 Jy ! Component: 450 - total flux cleaned = -0.000156868 Jy ! Component: 500 - total flux cleaned = -6.96215e-05 Jy ! Component: 550 - total flux cleaned = -4.50384e-05 Jy ! Component: 600 - total flux cleaned = -8.75064e-06 Jy ! Component: 650 - total flux cleaned = 1.50243e-05 Jy ! Component: 700 - total flux cleaned = 7.30285e-05 Jy ! Component: 750 - total flux cleaned = 0.000118659 Jy ! Component: 800 - total flux cleaned = 0.000130163 Jy ! Component: 850 - total flux cleaned = 0.000185812 Jy ! Component: 900 - total flux cleaned = 0.000186034 Jy ! Component: 950 - total flux cleaned = 0.000272474 Jy ! Component: 1000 - total flux cleaned = 0.000293734 Jy ! Component: 1050 - total flux cleaned = 0.000335803 Jy ! Component: 1100 - total flux cleaned = 0.000346153 Jy ! Component: 1150 - total flux cleaned = 0.000397642 Jy ! Component: 1200 - total flux cleaned = 0.000479 Jy ! Component: 1250 - total flux cleaned = 0.000509083 Jy ! Component: 1300 - total flux cleaned = 0.000548876 Jy ! Component: 1350 - total flux cleaned = 0.000558643 Jy ! Component: 1400 - total flux cleaned = 0.00057814 Jy ! Component: 1450 - total flux cleaned = 0.000597459 Jy ! Component: 1500 - total flux cleaned = 0.000626171 Jy ! Component: 1550 - total flux cleaned = 0.000692105 Jy ! Component: 1600 - total flux cleaned = 0.000673242 Jy ! Component: 1650 - total flux cleaned = 0.000673265 Jy ! Component: 1700 - total flux cleaned = 0.000673184 Jy ! Component: 1750 - total flux cleaned = 0.000682364 Jy ! Component: 1800 - total flux cleaned = 0.00067336 Jy ! Component: 1850 - total flux cleaned = 0.00068235 Jy ! Component: 1900 - total flux cleaned = 0.000691158 Jy ! Component: 1950 - total flux cleaned = 0.000682405 Jy ! Component: 2000 - total flux cleaned = 0.000682334 Jy ! Component: 2050 - total flux cleaned = 0.00067366 Jy ! Component: 2100 - total flux cleaned = 0.000639501 Jy ! Component: 2150 - total flux cleaned = 0.000622526 Jy ! Component: 2200 - total flux cleaned = 0.000622528 Jy ! Component: 2250 - total flux cleaned = 0.000639111 Jy ! Component: 2300 - total flux cleaned = 0.000597783 Jy ! Component: 2350 - total flux cleaned = 0.000614194 Jy ! Component: 2400 - total flux cleaned = 0.000565476 Jy ! Component: 2450 - total flux cleaned = 0.000597696 Jy ! Component: 2500 - total flux cleaned = 0.000565626 Jy ! Component: 2550 - total flux cleaned = 0.000557682 Jy ! Component: 2600 - total flux cleaned = 0.00051032 Jy ! Component: 2650 - total flux cleaned = 0.000502556 Jy ! Component: 2700 - total flux cleaned = 0.000494846 Jy ! Component: 2750 - total flux cleaned = 0.000479285 Jy ! Component: 2800 - total flux cleaned = 0.000448537 Jy ! Component: 2850 - total flux cleaned = 0.000425717 Jy ! Component: 2900 - total flux cleaned = 0.000418166 Jy ! Component: 2950 - total flux cleaned = 0.000403054 Jy ! Component: 3000 - total flux cleaned = 0.000350702 Jy ! Component: 3050 - total flux cleaned = 0.000328425 Jy ! Component: 3100 - total flux cleaned = 0.000306223 Jy ! Component: 3150 - total flux cleaned = 0.000306188 Jy ! Component: 3200 - total flux cleaned = 0.000269753 Jy ! Component: 3250 - total flux cleaned = 0.000240806 Jy ! Component: 3300 - total flux cleaned = 0.000197644 Jy ! Component: 3350 - total flux cleaned = 0.000197615 Jy ! Component: 3400 - total flux cleaned = 0.000162061 Jy ! Component: 3450 - total flux cleaned = 0.000126772 Jy ! Component: 3500 - total flux cleaned = 9.16535e-05 Jy ! Component: 3550 - total flux cleaned = 8.46404e-05 Jy ! Component: 3600 - total flux cleaned = 5.69187e-05 Jy ! Component: 3650 - total flux cleaned = 7.0788e-05 Jy ! Component: 3700 - total flux cleaned = 8.92094e-06 Jy ! Component: 3750 - total flux cleaned = 1.57737e-05 Jy ! Component: 3800 - total flux cleaned = 2.17737e-06 Jy ! Component: 3850 - total flux cleaned = -1.1319e-05 Jy ! Component: 3900 - total flux cleaned = -1.80639e-05 Jy ! Component: 3950 - total flux cleaned = -3.8231e-05 Jy ! Component: 4000 - total flux cleaned = -4.48726e-05 Jy ! Component: 4050 - total flux cleaned = -6.46981e-05 Jy ! Total flux subtracted in 4096 components = -7.7873e-05 Jy ! Clean residual min=-0.000357 max=0.000366 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.162539 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 446 components and 0.162539 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1937+3607_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.376 at -12.57 degrees (North through East) ! Clean map min=-0.00077235 max=0.099362 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1937+3607_X_map.fits wmodel /image_prod/ug002_uva//J1937+3607_X_map.mod ! Writing 446 model components to file: /image_prod/ug002_uva//J1937+3607_X_map.mod wobs /image_prod/ug002_uva//J1937+3607_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1937+3607_X_uvs.fits wwins /image_prod/ug002_uva//J1937+3607_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1937+3607_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0993622 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108769 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.328401 0.328401 0.656802 1.3136 2.62721 5.25442 10.5088 21.0177 42.0353 84.0707 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.099 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 913.517 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1937+3607_X_dfm.log closed on Thu Mar 5 04:17:58 2020