! Started logfile: /image_prod/ug002_uvm//J1937-3958_X_b_dfm.log on Wed Mar 4 17:38:46 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_uvm//J1937-3958_X_b_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1937-3958_X_b_uvm.fits ! AN table 1: 8 integrations on 36 of 36 possible baselines. ! AN table 2: 9 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.929078 visibilities/baseline/integration-bin. ! Found source: J1937-3958 ! ! 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 4716 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 J1937-3958_X_b] 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 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 11 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.131818Jy sigma=11.227153 ! Fit after self-cal, rms=0.520032Jy sigma=4.978518 ! 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=0.5932 mas, bmaj=1.655 mas, bpa=-10.66 degrees ! Estimated noise=1.89191 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 = 0.362666 Jy ! Component: 100 - total flux cleaned = 0.485532 Jy ! Total flux subtracted in 100 components = 0.485532 Jy ! Clean residual min=-0.026626 max=0.076628 Jy/beam ! Clean residual mean=-0.000003 rms=0.007882 Jy/beam ! Combined flux in latest and established models = 0.485532 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.485532 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=0.174222Jy sigma=1.679283 ! Fit after self-cal, rms=0.174161Jy sigma=1.678823 ! Inverting map ! Added new window around map position (-1.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0675064 Jy ! Component: 100 - total flux cleaned = 0.0998957 Jy ! Total flux subtracted in 100 components = 0.0998957 Jy ! Clean residual min=-0.023381 max=0.048653 Jy/beam ! Clean residual mean=-0.000005 rms=0.005274 Jy/beam ! Combined flux in latest and established models = 0.585428 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 21 components and 0.585428 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=0.132263Jy sigma=1.215919 ! Fit after self-cal, rms=0.128972Jy sigma=1.174937 ! Inverting map ! Added new window around map position (0.8, 4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0340216 Jy ! Component: 100 - total flux cleaned = 0.0549653 Jy ! Total flux subtracted in 100 components = 0.0549653 Jy ! Clean residual min=-0.021842 max=0.022903 Jy/beam ! Clean residual mean=-0.000004 rms=0.003871 Jy/beam ! Combined flux in latest and established models = 0.640393 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.640393 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=0.113458Jy sigma=0.994601 ! Fit after self-cal, rms=0.113013Jy sigma=0.990020 ! 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=0.7709 mas, bmaj=2.061 mas, bpa=-8.704 degrees ! Estimated noise=1.16388 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 = 0.0306366 Jy ! Component: 100 - total flux cleaned = 0.0489799 Jy ! Component: 150 - total flux cleaned = 0.0607311 Jy ! Component: 200 - total flux cleaned = 0.0684694 Jy ! Total flux subtracted in 200 components = 0.0684694 Jy ! Clean residual min=-0.021836 max=0.020656 Jy/beam ! Clean residual mean=-0.000015 rms=0.005034 Jy/beam ! Combined flux in latest and established models = 0.708863 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 57 components and 0.708862 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=0.104775Jy sigma=0.877546 ! Fit after self-cal, rms=0.104574Jy sigma=0.874589 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7709 x 2.061 at -8.704 degrees (North through East) ! Clean map min=-0.020614 max=0.42705 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.23 KP 1.01 LA 1.00 ! MK 1.02 NL 1.06 OV 0.91 PT 0.94 ! SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 KP 0.94 LA 1.00* OV 0.96 ! PT 1.15 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.22 KP 1.01 LA 1.01 ! MK 1.02 NL 1.12 OV 0.94 PT 0.93 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 KP 0.95 LA 1.00* OV 0.96 ! PT 1.17 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.28 KP 1.00 LA 1.04 ! MK 1.02 NL 1.09 OV 0.92 PT 0.94 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 KP 0.95 LA 1.00* OV 0.96 ! PT 1.19 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.25 KP 0.99 LA 1.03 ! MK 1.07 NL 1.04 OV 0.92 PT 0.92 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 KP 0.97 LA 1.00* OV 0.94 ! PT 1.16 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.30 KP 0.99 LA 1.01 ! MK 1.03 NL 1.05 OV 0.91 PT 0.95 ! SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 KP 0.96 LA 1.00* OV 0.95 ! PT 1.16 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.20 KP 1.01 LA 1.03 ! MK 1.05 NL 1.09 OV 0.92 PT 0.94 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 KP 0.96 LA 1.00* OV 0.94 ! PT 1.21 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.22 KP 1.01 LA 1.01 ! MK 1.02 NL 1.09 OV 0.91 PT 0.94 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.91 KP 0.96 LA 1.00* OV 0.96 ! PT 1.17 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.09 KP 1.01 LA 1.03 ! MK 1.02 NL 1.06 OV 0.90 PT 0.91 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.93 KP 0.96 LA 1.00* OV 0.95 ! PT 1.18 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.19 KP 1.01 LA 1.00 ! MK 1.00 NL 1.05 OV 0.89 PT 0.93 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 KP 0.97 LA 1.00* OV 0.95 ! PT 1.18 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.13 KP 1.02 LA 1.03 ! MK 1.03 NL 1.07 OV 0.92 PT 0.92 ! SC 1.06 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 KP 0.96 LA 1.00* OV 0.95 ! PT 1.19 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.24 KP 1.02 LA 1.02 ! MK 0.98 NL 1.05 OV 0.90 PT 0.92 ! SC 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.92 KP 0.94 LA 1.00* OV 0.94 ! PT 1.20 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.17 KP 1.01 LA 1.03 ! MK 0.99 NL 1.08 OV 0.88 PT 0.89 ! SC 1.05 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 KP 0.98 LA 1.00* OV 0.95 ! PT 1.19 SC 1.02 ! ! ! Fit before self-cal, rms=0.104574Jy sigma=0.874589 ! Fit after self-cal, rms=0.097804Jy sigma=0.733118 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7806 mas, bmaj=2.068 mas, bpa=-8.545 degrees ! Estimated noise=1.17959 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 = -0.00871325 Jy ! Component: 100 - total flux cleaned = -0.00988765 Jy ! Component: 150 - total flux cleaned = -0.0108765 Jy ! Component: 200 - total flux cleaned = -0.0113695 Jy ! Total flux subtracted in 200 components = -0.0113695 Jy ! Clean residual min=-0.012465 max=0.010018 Jy/beam ! Clean residual mean=0.000017 rms=0.002571 Jy/beam ! Combined flux in latest and established models = 0.697493 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.697493 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=0.096366Jy sigma=0.721989 ! Fit after self-cal, rms=0.096489Jy sigma=0.721398 ! 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=0.096489Jy sigma=0.721398 ! Fit after self-cal, rms=0.097624Jy sigma=0.718246 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7829 mas, bmaj=2.072 mas, bpa=-8.459 degrees ! Estimated noise=1.18018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00673094 Jy ! Component: 100 - total flux cleaned = -0.00766801 Jy ! Component: 150 - total flux cleaned = -0.00815246 Jy ! Component: 200 - total flux cleaned = -0.008565 Jy ! Total flux subtracted in 200 components = -0.008565 Jy ! Clean residual min=-0.010968 max=0.009530 Jy/beam ! Clean residual mean=0.000017 rms=0.002362 Jy/beam ! Combined flux in latest and established models = 0.688928 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 70 components and 0.688928 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=0.096674Jy sigma=0.711590 ! Fit after self-cal, rms=0.096664Jy sigma=0.711341 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 = -0.000502341 Jy ! Component: 100 - total flux cleaned = -0.00071935 Jy ! Component: 150 - total flux cleaned = -0.000914913 Jy ! Component: 200 - total flux cleaned = -0.00100482 Jy ! Total flux subtracted in 200 components = -0.00100482 Jy ! Clean residual min=-0.010543 max=0.009382 Jy/beam ! Clean residual mean=0.000016 rms=0.002331 Jy/beam ! Combined flux in latest and established models = 0.687923 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 72 components and 0.687923 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=0.096412Jy sigma=0.709298 ! Fit after self-cal, rms=0.096404Jy sigma=0.709211 ! 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=0.096404Jy sigma=0.709211 ! Fit after self-cal, rms=0.097932Jy sigma=0.706039 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7845 mas, bmaj=2.073 mas, bpa=-8.369 degrees ! Estimated noise=1.18232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00520102 Jy ! Component: 100 - total flux cleaned = -0.0058946 Jy ! Component: 150 - total flux cleaned = -0.0062438 Jy ! Component: 200 - total flux cleaned = -0.00664432 Jy ! Total flux subtracted in 200 components = -0.00664432 Jy ! Clean residual min=-0.009493 max=0.009209 Jy/beam ! Clean residual mean=0.000017 rms=0.002162 Jy/beam ! Combined flux in latest and established models = 0.681279 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 77 components and 0.681279 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=0.097383Jy sigma=0.702534 ! Fit after self-cal, rms=0.097370Jy sigma=0.702392 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 = -0.000400522 Jy ! Component: 100 - total flux cleaned = -0.000568081 Jy ! Component: 150 - total flux cleaned = -0.000792356 Jy ! Component: 200 - total flux cleaned = -0.000925504 Jy ! Total flux subtracted in 200 components = -0.000925504 Jy ! Clean residual min=-0.009098 max=0.009028 Jy/beam ! Clean residual mean=0.000017 rms=0.002141 Jy/beam ! Combined flux in latest and established models = 0.680353 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.680353 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=0.097242Jy sigma=0.701140 ! Fit after self-cal, rms=0.097215Jy sigma=0.701075 ! 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=0.097215Jy sigma=0.701075 ! Fit after self-cal, rms=0.098602Jy sigma=0.699164 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.344 mas, bmaj=7.832 mas, bpa=-5.413 degrees ! Estimated noise=1.5671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0038562 Jy ! Component: 100 - total flux cleaned = -0.00424348 Jy ! Component: 150 - total flux cleaned = -0.00448042 Jy ! Component: 200 - total flux cleaned = -0.0047966 Jy ! Total flux subtracted in 200 components = -0.0047966 Jy ! Clean residual min=-0.011951 max=0.014147 Jy/beam ! Clean residual mean=0.000035 rms=0.003405 Jy/beam ! Combined flux in latest and established models = 0.675557 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 83 components and 0.675557 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=0.098317Jy sigma=0.697774 ! Fit after self-cal, rms=0.098292Jy sigma=0.697029 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 = -0.000116904 Jy ! Component: 100 - total flux cleaned = -0.000421431 Jy ! Component: 150 - total flux cleaned = -0.000600413 Jy ! Component: 200 - total flux cleaned = -0.000764687 Jy ! Total flux subtracted in 200 components = -0.000764687 Jy ! Clean residual min=-0.011828 max=0.014113 Jy/beam ! Clean residual mean=0.000035 rms=0.003389 Jy/beam ! Combined flux in latest and established models = 0.674792 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 85 components and 0.674792 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=0.098249Jy sigma=0.697582 ! Fit after self-cal, rms=0.098247Jy sigma=0.697270 ! Inverting map ! Added new window around map position (5.2, -13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127132 Jy ! Component: 100 - total flux cleaned = 0.0191241 Jy ! Component: 150 - total flux cleaned = 0.0234146 Jy ! Component: 200 - total flux cleaned = 0.024769 Jy ! Total flux subtracted in 200 components = 0.024769 Jy ! Clean residual min=-0.008717 max=0.007678 Jy/beam ! Clean residual mean=0.000056 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 0.699561 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 120 components and 0.699561 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=0.096708Jy sigma=0.688014 ! Fit after self-cal, rms=0.096629Jy sigma=0.687048 ! 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=0.786 mas, bmaj=2.075 mas, bpa=-8.304 degrees ! Estimated noise=1.18392 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.786 x 2.075 at -8.304 degrees (North through East) ! Clean map min=-0.006921 max=0.44105 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=0.5998 mas, bmaj=1.642 mas, bpa=-9.812 degrees ! Estimated noise=1.97557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.375296 Jy ! Component: 100 - total flux cleaned = 0.504476 Jy ! Component: 150 - total flux cleaned = 0.564345 Jy ! Component: 200 - total flux cleaned = 0.594427 Jy ! Total flux subtracted in 200 components = 0.594427 Jy ! Clean residual min=-0.010995 max=0.016578 Jy/beam ! Clean residual mean=0.000004 rms=0.002725 Jy/beam ! Combined flux in latest and established models = 0.594427 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.594427 Jy ! Inverting map and beam ! Estimated beam: bmin=0.786 mas, bmaj=2.075 mas, bpa=-8.304 degrees ! Estimated noise=1.18392 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 = 0.034419 Jy ! Component: 100 - total flux cleaned = 0.0530217 Jy ! Component: 150 - total flux cleaned = 0.0648158 Jy ! Component: 200 - total flux cleaned = 0.0735041 Jy ! Total flux subtracted in 200 components = 0.0735041 Jy ! Clean residual min=-0.007986 max=0.008210 Jy/beam ! Clean residual mean=0.000016 rms=0.002028 Jy/beam ! Combined flux in latest and established models = 0.667931 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 69 components and 0.667931 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=2.344 mas, bmaj=7.832 mas, bpa=-5.413 degrees ! Estimated noise=1.5671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113167 Jy ! Component: 100 - total flux cleaned = 0.0186409 Jy ! Component: 150 - total flux cleaned = 0.0228109 Jy ! Component: 200 - total flux cleaned = 0.0252454 Jy ! Total flux subtracted in 200 components = 0.0252454 Jy ! Clean residual min=-0.008338 max=0.008140 Jy/beam ! Clean residual mean=0.000049 rms=0.002412 Jy/beam ! Combined flux in latest and established models = 0.693176 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 = 0.00102686 Jy ! Component: 100 - total flux cleaned = 0.00198195 Jy ! Component: 150 - total flux cleaned = 0.00289177 Jy ! Component: 200 - total flux cleaned = 0.0038916 Jy ! Total flux subtracted in 200 components = 0.0038916 Jy ! Clean residual min=-0.007624 max=0.007694 Jy/beam ! Clean residual mean=0.000050 rms=0.002236 Jy/beam ! Combined flux in latest and established models = 0.697068 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 126 components and 0.697068 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.786 mas, bmaj=2.075 mas, bpa=-8.304 degrees ! Estimated noise=1.18392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000851112 Jy ! Component: 100 - total flux cleaned = 0.00154581 Jy ! Component: 150 - total flux cleaned = 0.00186149 Jy ! Component: 200 - total flux cleaned = 0.0020045 Jy ! Total flux subtracted in 200 components = 0.0020045 Jy ! Clean residual min=-0.005929 max=0.005057 Jy/beam ! Clean residual mean=0.000023 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 0.699072 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 159 components and 0.699072 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=0.094666Jy sigma=0.679066 ! Fit after self-cal, rms=0.094501Jy sigma=0.677725 wmodel J1937-3958_X_b_map.mod ! Writing 159 model components to file: J1937-3958_X_b_map.mod wobs J1937-3958_X_b_uvs.fits ! Writing UV FITS file: J1937-3958_X_b_uvs.fits wwins J1937-3958_X_b_map.win ! wwins: Wrote 4 windows to J1937-3958_X_b_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 = -0.00202337 Jy ! Component: 100 - total flux cleaned = -0.00282602 Jy ! Component: 150 - total flux cleaned = -0.00363776 Jy ! Component: 200 - total flux cleaned = -0.00463505 Jy ! Component: 250 - total flux cleaned = -0.00521924 Jy ! Component: 300 - total flux cleaned = -0.00584685 Jy ! Component: 350 - total flux cleaned = -0.00618356 Jy ! Component: 400 - total flux cleaned = -0.00637861 Jy ! Component: 450 - total flux cleaned = -0.00656742 Jy ! Component: 500 - total flux cleaned = -0.00668805 Jy ! Component: 550 - total flux cleaned = -0.00657161 Jy ! Component: 600 - total flux cleaned = -0.00674416 Jy ! Component: 650 - total flux cleaned = -0.00663214 Jy ! Component: 700 - total flux cleaned = -0.00657832 Jy ! Component: 750 - total flux cleaned = -0.00641893 Jy ! Component: 800 - total flux cleaned = -0.00636627 Jy ! Component: 850 - total flux cleaned = -0.00605959 Jy ! Component: 900 - total flux cleaned = -0.0059602 Jy ! Component: 950 - total flux cleaned = -0.00576358 Jy ! Component: 1000 - total flux cleaned = -0.00557019 Jy ! Component: 1050 - total flux cleaned = -0.00542834 Jy ! Component: 1100 - total flux cleaned = -0.00514896 Jy ! Component: 1150 - total flux cleaned = -0.00492121 Jy ! Component: 1200 - total flux cleaned = -0.00469587 Jy ! Component: 1250 - total flux cleaned = -0.00447515 Jy ! Component: 1300 - total flux cleaned = -0.00430084 Jy ! Component: 1350 - total flux cleaned = -0.00395865 Jy ! Component: 1400 - total flux cleaned = -0.00379097 Jy ! Component: 1450 - total flux cleaned = -0.0035018 Jy ! Component: 1500 - total flux cleaned = -0.0034208 Jy ! Component: 1550 - total flux cleaned = -0.00318005 Jy ! Component: 1600 - total flux cleaned = -0.00298228 Jy ! Component: 1650 - total flux cleaned = -0.00282612 Jy ! Component: 1700 - total flux cleaned = -0.00259595 Jy ! Component: 1750 - total flux cleaned = -0.00248252 Jy ! Component: 1800 - total flux cleaned = -0.0022953 Jy ! Component: 1850 - total flux cleaned = -0.00214776 Jy ! Component: 1900 - total flux cleaned = -0.00192954 Jy ! Component: 1950 - total flux cleaned = -0.00185741 Jy ! Component: 2000 - total flux cleaned = -0.00171553 Jy ! Component: 2050 - total flux cleaned = -0.00164483 Jy ! Component: 2100 - total flux cleaned = -0.0014374 Jy ! Component: 2150 - total flux cleaned = -0.00130127 Jy ! Component: 2200 - total flux cleaned = -0.00123402 Jy ! Component: 2250 - total flux cleaned = -0.0011008 Jy ! Component: 2300 - total flux cleaned = -0.00103485 Jy ! Component: 2350 - total flux cleaned = -0.000873218 Jy ! Component: 2400 - total flux cleaned = -0.000841067 Jy ! Component: 2450 - total flux cleaned = -0.000650834 Jy ! Component: 2500 - total flux cleaned = -0.000525944 Jy ! Component: 2550 - total flux cleaned = -0.000433317 Jy ! Component: 2600 - total flux cleaned = -0.000250104 Jy ! Component: 2650 - total flux cleaned = -0.000129583 Jy ! Component: 2700 - total flux cleaned = -7.03043e-05 Jy ! Component: 2750 - total flux cleaned = 4.79838e-05 Jy ! Component: 2800 - total flux cleaned = 0.000106697 Jy ! Component: 2850 - total flux cleaned = 0.000222571 Jy ! Component: 2900 - total flux cleaned = 0.000193945 Jy ! Component: 2950 - total flux cleaned = 0.00022271 Jy ! Component: 3000 - total flux cleaned = 0.000335479 Jy ! Component: 3050 - total flux cleaned = 0.000279839 Jy ! Component: 3100 - total flux cleaned = 0.000363157 Jy ! Component: 3150 - total flux cleaned = 0.000417991 Jy ! Component: 3200 - total flux cleaned = 0.000418176 Jy ! Component: 3250 - total flux cleaned = 0.000552768 Jy ! Component: 3300 - total flux cleaned = 0.000472409 Jy ! Component: 3350 - total flux cleaned = 0.000498859 Jy ! Component: 3400 - total flux cleaned = 0.000551422 Jy ! Component: 3450 - total flux cleaned = 0.000551355 Jy ! Component: 3500 - total flux cleaned = 0.000551362 Jy ! Component: 3550 - total flux cleaned = 0.000602462 Jy ! Component: 3600 - total flux cleaned = 0.000551493 Jy ! Component: 3650 - total flux cleaned = 0.000652684 Jy ! Component: 3700 - total flux cleaned = 0.000652659 Jy ! Component: 3750 - total flux cleaned = 0.000603061 Jy ! Component: 3800 - total flux cleaned = 0.000602962 Jy ! Component: 3850 - total flux cleaned = 0.000553984 Jy ! Component: 3900 - total flux cleaned = 0.000505403 Jy ! Component: 3950 - total flux cleaned = 0.000553644 Jy ! Component: 4000 - total flux cleaned = 0.000577609 Jy ! Component: 4050 - total flux cleaned = 0.000577668 Jy ! Total flux subtracted in 4096 components = 0.000506476 Jy ! Clean residual min=-0.001498 max=0.001302 Jy/beam ! Clean residual mean=-0.000000 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.699579 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 437 components and 0.699579 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1937-3958_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.786 x 2.075 at -8.304 degrees (North through East) ! Clean map min=-0.0037996 max=0.43816 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1937-3958_X_b_map.fits wmodel /image_prod/ug002_uvm//J1937-3958_X_b_map.mod ! Writing 437 model components to file: /image_prod/ug002_uvm//J1937-3958_X_b_map.mod wobs /image_prod/ug002_uvm//J1937-3958_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1937-3958_X_b_uvs.fits wwins /image_prod/ug002_uvm//J1937-3958_X_b_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uvm//J1937-3958_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.438158 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000424636 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.290741 0.290741 0.581483 1.16297 2.32593 4.65186 9.30373 18.6075 37.2149 74.4298 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.438 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1031.84 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1937-3958_X_b_dfm.log closed on Wed Mar 4 17:38:50 2020