! Started logfile: /image_prod/ug002_uva//J1655+1948_X_a_dfm.log on Thu Mar 5 02:59:44 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//J1655+1948_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1655+1948_X_a_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.845556 visibilities/baseline/integration-bin. ! Found source: J1655+1948 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 27396 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 J1655+1948_X_a] 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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004181Jy sigma=9.314961 ! Fit after self-cal, rms=0.946462Jy sigma=8.761840 ! 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=0.8103 mas, bmaj=1.713 mas, bpa=3.681 degrees ! Estimated noise=0.96545 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 = 0.04251 Jy ! Component: 100 - total flux cleaned = 0.0550841 Jy ! Total flux subtracted in 100 components = 0.0550841 Jy ! Clean residual min=-0.003992 max=0.008759 Jy/beam ! Clean residual mean=-0.000005 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.0550841 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0550841 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=0.064401Jy sigma=0.530062 ! Fit after self-cal, rms=0.063194Jy sigma=0.518236 ! Inverting map ! Added new window around map position (-0.6, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00967098 Jy ! Component: 100 - total flux cleaned = 0.0150652 Jy ! Total flux subtracted in 100 components = 0.0150652 Jy ! Clean residual min=-0.002824 max=0.003117 Jy/beam ! Clean residual mean=-0.000003 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.0701493 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.0701493 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=0.061727Jy sigma=0.500463 ! Fit after self-cal, rms=0.061567Jy sigma=0.498970 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440873 Jy ! Component: 100 - total flux cleaned = 0.00708459 Jy ! Total flux subtracted in 100 components = 0.00708459 Jy ! Clean residual min=-0.002777 max=0.002943 Jy/beam ! Clean residual mean=-0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.0772339 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.0772339 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=0.061248Jy sigma=0.494910 ! Fit after self-cal, rms=0.061209Jy sigma=0.494584 ! 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=1.045 mas, bmaj=1.971 mas, bpa=4.026 degrees ! Estimated noise=0.472567 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 = 0.0026775 Jy ! Component: 100 - total flux cleaned = 0.0042989 Jy ! Component: 150 - total flux cleaned = 0.00543515 Jy ! Component: 200 - total flux cleaned = 0.00625631 Jy ! Total flux subtracted in 200 components = 0.00625631 Jy ! Clean residual min=-0.002098 max=0.003030 Jy/beam ! Clean residual mean=-0.000001 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0834902 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 0.0834902 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=0.061097Jy sigma=0.493016 ! Fit after self-cal, rms=0.061080Jy sigma=0.492871 ! Inverting map ! Added new window around map position (-1.8, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028742 Jy ! Component: 100 - total flux cleaned = 0.00437937 Jy ! Component: 150 - total flux cleaned = 0.00524118 Jy ! Component: 200 - total flux cleaned = 0.00587496 Jy ! Total flux subtracted in 200 components = 0.00587496 Jy ! Clean residual min=-0.001904 max=0.002011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0893652 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.0893652 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=0.060933Jy sigma=0.491427 ! Fit after self-cal, rms=0.060884Jy sigma=0.491113 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.045 x 1.971 at 4.026 degrees (North through East) ! Clean map min=-0.0017453 max=0.05798 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.00 KP 0.99 ! LA 0.96 MK 1.03 NL 1.06 OV 1.01 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.96 KP 1.02 ! LA 0.95 MK 1.25 NL 1.11 OV 0.99 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 1.00 KP 1.03 ! LA 0.94 MK 1.20 NL 1.11 OV 0.96 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.94 KP 1.04 ! LA 0.94 MK 1.06 NL 1.12 OV 0.98 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.96 KP 1.04 ! LA 0.96 MK 1.05 NL 1.09 OV 1.01 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 HN 0.90 KP 1.02 ! LA 1.00 MK 1.02 NL 1.19 OV 0.99 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.94 KP 1.09 ! LA 0.95 MK 1.02 NL 1.12 OV 0.96 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 0.91 KP 1.05 ! LA 0.96 MK 0.94 NL 1.07 OV 1.02 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 HN 0.89 KP 1.05 ! LA 0.96 MK 1.12 NL 1.20 OV 0.99 ! SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.94 KP 0.99 ! LA 1.00 MK 0.97 NL 1.11 OV 0.97 ! SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.85 KP 1.03 ! LA 0.95 MK 0.95 NL 1.16 OV 0.96 ! SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.81 KP 1.04 ! LA 0.94 MK 0.87 NL 1.12 OV 1.02 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.060884Jy sigma=0.491113 ! Fit after self-cal, rms=0.058887Jy sigma=0.488986 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=1.968 mas, bpa=3.942 degrees ! Estimated noise=0.4679 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 = 0.000843216 Jy ! Component: 100 - total flux cleaned = 0.00138469 Jy ! Component: 150 - total flux cleaned = 0.00172764 Jy ! Component: 200 - total flux cleaned = 0.00196244 Jy ! Total flux subtracted in 200 components = 0.00196244 Jy ! Clean residual min=-0.001451 max=0.001367 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0913276 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.0913276 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=0.058843Jy sigma=0.488605 ! Fit after self-cal, rms=0.058834Jy sigma=0.488378 ! 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=0.058834Jy sigma=0.488378 ! Fit after self-cal, rms=0.060549Jy sigma=0.486350 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.045 mas, bmaj=1.966 mas, bpa=3.908 degrees ! Estimated noise=0.469198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000468525 Jy ! Component: 100 - total flux cleaned = 0.000704852 Jy ! Component: 150 - total flux cleaned = 0.000805288 Jy ! Component: 200 - total flux cleaned = 0.000878303 Jy ! Total flux subtracted in 200 components = 0.000878303 Jy ! Clean residual min=-0.001265 max=0.001052 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0922059 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.0922059 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=0.060537Jy sigma=0.486238 ! Fit after self-cal, rms=0.060584Jy sigma=0.486127 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 = 0.000313249 Jy ! Component: 100 - total flux cleaned = 0.000438547 Jy ! Component: 150 - total flux cleaned = 0.000500525 Jy ! Component: 200 - total flux cleaned = 0.000534456 Jy ! Total flux subtracted in 200 components = 0.000534456 Jy ! Clean residual min=-0.001288 max=0.001045 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.0927403 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 90 components and 0.0927403 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=0.060578Jy sigma=0.486082 ! Fit after self-cal, rms=0.060575Jy sigma=0.486079 ! 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=0.060575Jy sigma=0.486079 ! Fit after self-cal, rms=0.061332Jy sigma=0.485941 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=1.963 mas, bpa=3.72 degrees ! Estimated noise=0.468876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250931 Jy ! Component: 100 - total flux cleaned = 0.000363407 Jy ! Component: 150 - total flux cleaned = 0.000450631 Jy ! Component: 200 - total flux cleaned = 0.000517981 Jy ! Total flux subtracted in 200 components = 0.000517981 Jy ! Clean residual min=-0.001211 max=0.000932 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0932583 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.0932583 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=0.061327Jy sigma=0.485890 ! Fit after self-cal, rms=0.061341Jy sigma=0.485879 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 = 0.000178939 Jy ! Component: 100 - total flux cleaned = 0.000210534 Jy ! Component: 150 - total flux cleaned = 0.000258159 Jy ! Component: 200 - total flux cleaned = 0.000293703 Jy ! Total flux subtracted in 200 components = 0.000293703 Jy ! Clean residual min=-0.001217 max=0.000926 Jy/beam ! Clean residual mean=-0.000000 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.093552 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 103 components and 0.093552 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=0.061338Jy sigma=0.485852 ! Fit after self-cal, rms=0.061336Jy sigma=0.485852 ! 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=0.061336Jy sigma=0.485852 ! Fit after self-cal, rms=0.061326Jy sigma=0.485838 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.087 mas, bmaj=2.62 mas, bpa=1.669 degrees ! Estimated noise=0.541939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000447761 Jy ! Component: 100 - total flux cleaned = 0.000748058 Jy ! Component: 150 - total flux cleaned = 0.000905908 Jy ! Component: 200 - total flux cleaned = 0.000967264 Jy ! Total flux subtracted in 200 components = 0.000967264 Jy ! Clean residual min=-0.001167 max=0.000855 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0945193 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 109 components and 0.0945193 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=0.061325Jy sigma=0.485822 ! Fit after self-cal, rms=0.061327Jy sigma=0.485816 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 = 0.000235699 Jy ! Component: 100 - total flux cleaned = 0.000286068 Jy ! Component: 150 - total flux cleaned = 0.000299277 Jy ! Component: 200 - total flux cleaned = 0.000299427 Jy ! Total flux subtracted in 200 components = 0.000299427 Jy ! Clean residual min=-0.001167 max=0.000869 Jy/beam ! Clean residual mean=-0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0948187 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 115 components and 0.0948187 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=0.061326Jy sigma=0.485812 ! Fit after self-cal, rms=0.061325Jy sigma=0.485810 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=1.962 mas, bpa=3.533 degrees ! Estimated noise=0.468507 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.044 x 1.962 at 3.533 degrees (North through East) ! Clean map min=-0.0010899 max=0.057398 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=0.813 mas, bmaj=1.704 mas, bpa=3.314 degrees ! Estimated noise=0.95457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0427719 Jy ! Component: 100 - total flux cleaned = 0.0585344 Jy ! Component: 150 - total flux cleaned = 0.0673042 Jy ! Component: 200 - total flux cleaned = 0.0726478 Jy ! Total flux subtracted in 200 components = 0.0726478 Jy ! Clean residual min=-0.002376 max=0.002947 Jy/beam ! Clean residual mean=-0.000002 rms=0.000600 Jy/beam ! Combined flux in latest and established models = 0.0726478 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0726478 Jy ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=1.962 mas, bpa=3.533 degrees ! Estimated noise=0.468507 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 = 0.00453225 Jy ! Component: 100 - total flux cleaned = 0.0076878 Jy ! Component: 150 - total flux cleaned = 0.0100894 Jy ! Component: 200 - total flux cleaned = 0.0120213 Jy ! Total flux subtracted in 200 components = 0.0120213 Jy ! Clean residual min=-0.001392 max=0.001344 Jy/beam ! Clean residual mean=-0.000001 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.084669 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 46 components and 0.084669 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=2.087 mas, bmaj=2.62 mas, bpa=1.669 degrees ! Estimated noise=0.541939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239018 Jy ! Component: 100 - total flux cleaned = 0.00403699 Jy ! Component: 150 - total flux cleaned = 0.00528141 Jy ! Component: 200 - total flux cleaned = 0.00624763 Jy ! Total flux subtracted in 200 components = 0.00624763 Jy ! Clean residual min=-0.001336 max=0.000943 Jy/beam ! Clean residual mean=-0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0909167 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 = 0.000763984 Jy ! Component: 100 - total flux cleaned = 0.00138301 Jy ! Component: 150 - total flux cleaned = 0.00188972 Jy ! Component: 200 - total flux cleaned = 0.00230736 Jy ! Total flux subtracted in 200 components = 0.00230736 Jy ! Clean residual min=-0.001203 max=0.000868 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.093224 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 117 components and 0.093224 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.044 mas, bmaj=1.962 mas, bpa=3.533 degrees ! Estimated noise=0.468507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000296021 Jy ! Component: 100 - total flux cleaned = 0.000492228 Jy ! Component: 150 - total flux cleaned = 0.000668251 Jy ! Component: 200 - total flux cleaned = 0.000794344 Jy ! Total flux subtracted in 200 components = 0.000794344 Jy ! Clean residual min=-0.001199 max=0.000960 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0940184 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 133 components and 0.0940184 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=0.061354Jy sigma=0.485982 ! Fit after self-cal, rms=0.061341Jy sigma=0.485929 wmodel J1655+1948_X_a_map.mod ! Writing 133 model components to file: J1655+1948_X_a_map.mod wobs J1655+1948_X_a_uvs.fits ! Writing UV FITS file: J1655+1948_X_a_uvs.fits wwins J1655+1948_X_a_map.win ! wwins: Wrote 3 windows to J1655+1948_X_a_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 = -0.000513421 Jy ! Component: 100 - total flux cleaned = -0.000765408 Jy ! Component: 150 - total flux cleaned = -0.000901885 Jy ! Component: 200 - total flux cleaned = -0.000983831 Jy ! Component: 250 - total flux cleaned = -0.00106274 Jy ! Component: 300 - total flux cleaned = -0.00112409 Jy ! Component: 350 - total flux cleaned = -0.00119901 Jy ! Component: 400 - total flux cleaned = -0.00124296 Jy ! Component: 450 - total flux cleaned = -0.00125712 Jy ! Component: 500 - total flux cleaned = -0.00125728 Jy ! Component: 550 - total flux cleaned = -0.00122969 Jy ! Component: 600 - total flux cleaned = -0.00121651 Jy ! Component: 650 - total flux cleaned = -0.00124336 Jy ! Component: 700 - total flux cleaned = -0.00126949 Jy ! Component: 750 - total flux cleaned = -0.00126943 Jy ! Component: 800 - total flux cleaned = -0.00123112 Jy ! Component: 850 - total flux cleaned = -0.00124381 Jy ! Component: 900 - total flux cleaned = -0.0012191 Jy ! Component: 950 - total flux cleaned = -0.00126799 Jy ! Component: 1000 - total flux cleaned = -0.00124362 Jy ! Component: 1050 - total flux cleaned = -0.00120785 Jy ! Component: 1100 - total flux cleaned = -0.00123143 Jy ! Component: 1150 - total flux cleaned = -0.00119648 Jy ! Component: 1200 - total flux cleaned = -0.00119647 Jy ! Component: 1250 - total flux cleaned = -0.00121924 Jy ! Component: 1300 - total flux cleaned = -0.00118551 Jy ! Component: 1350 - total flux cleaned = -0.00121902 Jy ! Component: 1400 - total flux cleaned = -0.00123011 Jy ! Component: 1450 - total flux cleaned = -0.00126276 Jy ! Component: 1500 - total flux cleaned = -0.00129504 Jy ! Component: 1550 - total flux cleaned = -0.00128426 Jy ! Component: 1600 - total flux cleaned = -0.00129484 Jy ! Component: 1650 - total flux cleaned = -0.00132622 Jy ! Component: 1700 - total flux cleaned = -0.00132618 Jy ! Component: 1750 - total flux cleaned = -0.0013882 Jy ! Component: 1800 - total flux cleaned = -0.00141883 Jy ! Component: 1850 - total flux cleaned = -0.00143918 Jy ! Component: 1900 - total flux cleaned = -0.0015398 Jy ! Component: 1950 - total flux cleaned = -0.00152969 Jy ! Component: 2000 - total flux cleaned = -0.00154944 Jy ! Component: 2050 - total flux cleaned = -0.00159846 Jy ! Component: 2100 - total flux cleaned = -0.00163734 Jy ! Component: 2150 - total flux cleaned = -0.00162756 Jy ! Component: 2200 - total flux cleaned = -0.00167562 Jy ! Component: 2250 - total flux cleaned = -0.00170409 Jy ! Component: 2300 - total flux cleaned = -0.0017324 Jy ! Component: 2350 - total flux cleaned = -0.00176982 Jy ! Component: 2400 - total flux cleaned = -0.00176058 Jy ! Component: 2450 - total flux cleaned = -0.00183417 Jy ! Component: 2500 - total flux cleaned = -0.0018158 Jy ! Component: 2550 - total flux cleaned = -0.00183405 Jy ! Component: 2600 - total flux cleaned = -0.00186109 Jy ! Component: 2650 - total flux cleaned = -0.00187881 Jy ! Component: 2700 - total flux cleaned = -0.0018876 Jy ! Component: 2750 - total flux cleaned = -0.00189646 Jy ! Component: 2800 - total flux cleaned = -0.001914 Jy ! Component: 2850 - total flux cleaned = -0.00190515 Jy ! Component: 2900 - total flux cleaned = -0.00192237 Jy ! Component: 2950 - total flux cleaned = -0.00194823 Jy ! Component: 3000 - total flux cleaned = -0.00197375 Jy ! Component: 3050 - total flux cleaned = -0.00200752 Jy ! Component: 3100 - total flux cleaned = -0.00199061 Jy ! Component: 3150 - total flux cleaned = -0.00198218 Jy ! Component: 3200 - total flux cleaned = -0.00201537 Jy ! Component: 3250 - total flux cleaned = -0.0019906 Jy ! Component: 3300 - total flux cleaned = -0.00202349 Jy ! Component: 3350 - total flux cleaned = -0.00198258 Jy ! Component: 3400 - total flux cleaned = -0.00201514 Jy ! Component: 3450 - total flux cleaned = -0.001991 Jy ! Component: 3500 - total flux cleaned = -0.0020069 Jy ! Component: 3550 - total flux cleaned = -0.00198309 Jy ! Component: 3600 - total flux cleaned = -0.00199103 Jy ! Component: 3650 - total flux cleaned = -0.00197525 Jy ! Component: 3700 - total flux cleaned = -0.00197533 Jy ! Component: 3750 - total flux cleaned = -0.00198308 Jy ! Component: 3800 - total flux cleaned = -0.00199083 Jy ! Component: 3850 - total flux cleaned = -0.00193692 Jy ! Component: 3900 - total flux cleaned = -0.00193701 Jy ! Component: 3950 - total flux cleaned = -0.00196752 Jy ! Component: 4000 - total flux cleaned = -0.00192957 Jy ! Component: 4050 - total flux cleaned = -0.00191459 Jy ! Total flux subtracted in 4096 components = -0.00190719 Jy ! Clean residual min=-0.000433 max=0.000493 Jy/beam ! Clean residual mean=0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0921112 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 418 components and 0.0921112 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1655+1948_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.044 x 1.962 at 3.533 degrees (North through East) ! Clean map min=-0.00073875 max=0.057316 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1655+1948_X_a_map.fits wmodel /image_prod/ug002_uva//J1655+1948_X_a_map.mod ! Writing 418 model components to file: /image_prod/ug002_uva//J1655+1948_X_a_map.mod wobs /image_prod/ug002_uva//J1655+1948_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1655+1948_X_a_uvs.fits wwins /image_prod/ug002_uva//J1655+1948_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1655+1948_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0573158 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127582 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.667782 0.667782 1.33556 2.67113 5.34226 10.6845 21.369 42.7381 85.4762 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.057 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 449.248 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1655+1948_X_a_dfm.log closed on Thu Mar 5 02:59:49 2020