! Started logfile: /image_prod/ug002_uva//J2257+0743_X_c_dfm.log on Thu Mar 5 06:00:22 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//J2257+0743_X_c_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2257+0743_X_c_uva.fits ! AN table 1: 8 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.89881 visibilities/baseline/integration-bin. ! Found source: J2257+0743 ! ! 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 1812 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 J2257+0743_X_c] 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. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038614Jy sigma=15.028988 ! Fit after self-cal, rms=0.821862Jy sigma=11.981168 ! 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=0.6418 mas, bmaj=3.207 mas, bpa=-16.71 degrees ! Estimated noise=1.60381 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 = 0.130987 Jy ! Component: 100 - total flux cleaned = 0.177208 Jy ! Total flux subtracted in 100 components = 0.177208 Jy ! Clean residual min=-0.021528 max=0.050267 Jy/beam ! Clean residual mean=0.000071 rms=0.008521 Jy/beam ! Combined flux in latest and established models = 0.177208 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.177208 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=0.108773Jy sigma=1.534589 ! Fit after self-cal, rms=0.108608Jy sigma=1.531747 ! 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=0.7575 mas, bmaj=3.037 mas, bpa=-16.83 degrees ! Estimated noise=1.18386 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 = 0.0359345 Jy ! Component: 100 - total flux cleaned = 0.0487665 Jy ! Component: 150 - total flux cleaned = 0.054025 Jy ! Component: 200 - total flux cleaned = 0.0559197 Jy ! Total flux subtracted in 200 components = 0.0559197 Jy ! Clean residual min=-0.021413 max=0.052928 Jy/beam ! Clean residual mean=0.000057 rms=0.008483 Jy/beam ! Combined flux in latest and established models = 0.233127 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.233127 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=0.089243Jy sigma=1.262912 ! Fit after self-cal, rms=0.088556Jy sigma=1.255409 ! Inverting map ! Added new window around map position (1.6, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0436802 Jy ! Component: 100 - total flux cleaned = 0.0612682 Jy ! Component: 150 - total flux cleaned = 0.0600111 Jy ! Component: 200 - total flux cleaned = 0.0565615 Jy ! Total flux subtracted in 200 components = 0.0565615 Jy ! Clean residual min=-0.012252 max=0.015563 Jy/beam ! Clean residual mean=0.000020 rms=0.003666 Jy/beam ! Combined flux in latest and established models = 0.289689 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 53 components and 0.289689 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=0.065362Jy sigma=0.914956 ! Fit after self-cal, rms=0.064281Jy sigma=0.898695 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7575 x 3.037 at -16.83 degrees (North through East) ! Clean map min=-0.010913 max=0.16402 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.99 LA 0.94 ! MK 1.02 NL 1.15 OV 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 1.03 LA 0.96 ! MK 1.07 NL 1.16 OV 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 0.95 LA 0.98 ! MK 1.01 NL 1.22 OV 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.09 LA 0.98 ! MK 1.07 NL 1.21 OV 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.03 LA 0.97 ! MK 1.03 NL 1.10 OV 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 0.97 LA 0.98 ! MK 1.04 NL 1.20 OV 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.02 LA 0.99 ! MK 1.15 NL 1.16 OV 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.86 LA 0.96 ! MK 1.04 NL 1.16 OV 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.04 LA 0.96 ! MK 1.01 NL 1.09 OV 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.77 LA 1.02 ! MK 1.03 NL 1.34 OV 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.85 LA 0.96 ! MK 1.03 NL 1.34 OV 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.88 LA 0.97 ! MK 1.12 NL 1.25 OV 1.00 ! ! ! Fit before self-cal, rms=0.064281Jy sigma=0.898695 ! Fit after self-cal, rms=0.062848Jy sigma=0.861515 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7647 mas, bmaj=2.976 mas, bpa=-16.6 degrees ! Estimated noise=1.21848 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 (1.2, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00926524 Jy ! Component: 100 - total flux cleaned = 0.010126 Jy ! Component: 150 - total flux cleaned = 0.0121534 Jy ! Component: 200 - total flux cleaned = 0.0129964 Jy ! Total flux subtracted in 200 components = 0.0129964 Jy ! Clean residual min=-0.007545 max=0.006472 Jy/beam ! Clean residual mean=0.000007 rms=0.001706 Jy/beam ! Combined flux in latest and established models = 0.302685 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 78 components and 0.302685 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=0.059288Jy sigma=0.807954 ! Fit after self-cal, rms=0.059227Jy sigma=0.806617 ! 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=0.059227Jy sigma=0.806617 ! Fit after self-cal, rms=0.058905Jy sigma=0.805541 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7646 mas, bmaj=2.984 mas, bpa=-16.6 degrees ! Estimated noise=1.21226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425105 Jy ! Component: 100 - total flux cleaned = 0.00572706 Jy ! Component: 150 - total flux cleaned = 0.0061409 Jy ! Component: 200 - total flux cleaned = 0.00687822 Jy ! Total flux subtracted in 200 components = 0.00687822 Jy ! Clean residual min=-0.006165 max=0.004793 Jy/beam ! Clean residual mean=0.000005 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 0.309563 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 104 components and 0.309563 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=0.058210Jy sigma=0.794856 ! Fit after self-cal, rms=0.058200Jy sigma=0.794632 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 = 0.00119073 Jy ! Component: 100 - total flux cleaned = 0.00188801 Jy ! Component: 150 - total flux cleaned = 0.00252012 Jy ! Component: 200 - total flux cleaned = 0.00285166 Jy ! Total flux subtracted in 200 components = 0.00285166 Jy ! Clean residual min=-0.005640 max=0.004378 Jy/beam ! Clean residual mean=0.000004 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.312415 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 116 components and 0.312415 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=0.057924Jy sigma=0.790467 ! Fit after self-cal, rms=0.057917Jy sigma=0.790368 ! 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=0.057917Jy sigma=0.790368 ! Fit after self-cal, rms=0.057524Jy sigma=0.790004 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7636 mas, bmaj=2.988 mas, bpa=-16.59 degrees ! Estimated noise=1.20735 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000641397 Jy ! Component: 100 - total flux cleaned = 0.00131035 Jy ! Component: 150 - total flux cleaned = 0.00158002 Jy ! Component: 200 - total flux cleaned = 0.00157927 Jy ! Total flux subtracted in 200 components = 0.00157927 Jy ! Clean residual min=-0.005060 max=0.004162 Jy/beam ! Clean residual mean=0.000003 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.313994 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 131 components and 0.313994 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=0.057366Jy sigma=0.787724 ! Fit after self-cal, rms=0.057365Jy sigma=0.787664 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 = -0.000442097 Jy ! Component: 100 - total flux cleaned = -0.000383507 Jy ! Component: 150 - total flux cleaned = -0.000490901 Jy ! Component: 200 - total flux cleaned = -0.000493091 Jy ! Total flux subtracted in 200 components = -0.000493091 Jy ! Clean residual min=-0.004723 max=0.004079 Jy/beam ! Clean residual mean=0.000003 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.313501 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 137 components and 0.313501 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=0.057278Jy sigma=0.786392 ! Fit after self-cal, rms=0.057276Jy sigma=0.786358 ! 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=0.057276Jy sigma=0.786358 ! Fit after self-cal, rms=0.057037Jy sigma=0.786241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.802 mas, bmaj=3.027 mas, bpa=-4.89 degrees ! Estimated noise=1.56239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000567263 Jy ! Component: 100 - total flux cleaned = 0.000377859 Jy ! Component: 150 - total flux cleaned = 0.000744516 Jy ! Component: 200 - total flux cleaned = 0.000951576 Jy ! Total flux subtracted in 200 components = 0.000951576 Jy ! Clean residual min=-0.003799 max=0.004584 Jy/beam ! Clean residual mean=0.000004 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.314453 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 153 components and 0.314453 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=0.057020Jy sigma=0.786086 ! Fit after self-cal, rms=0.057005Jy sigma=0.785951 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 = 0.000158953 Jy ! Component: 100 - total flux cleaned = 0.000202277 Jy ! Component: 150 - total flux cleaned = 0.000407992 Jy ! Component: 200 - total flux cleaned = 0.00059568 Jy ! Total flux subtracted in 200 components = 0.00059568 Jy ! Clean residual min=-0.003448 max=0.004283 Jy/beam ! Clean residual mean=0.000003 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.315049 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 167 components and 0.315049 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=0.057019Jy sigma=0.786165 ! Fit after self-cal, rms=0.057016Jy sigma=0.786110 ! Inverting map ! Added new window around map position (-49.8, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125266 Jy ! Component: 100 - total flux cleaned = 0.0012918 Jy ! Component: 150 - total flux cleaned = 0.00136403 Jy ! Component: 200 - total flux cleaned = 0.00142367 Jy ! Total flux subtracted in 200 components = 0.00142367 Jy ! Clean residual min=-0.002852 max=0.003450 Jy/beam ! Clean residual mean=0.000001 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.316472 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 191 components and 0.316472 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=0.056786Jy sigma=0.783034 ! Fit after self-cal, rms=0.056763Jy sigma=0.782719 ! Inverting map ! Added new window around map position (42.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172782 Jy ! Component: 100 - total flux cleaned = 0.00143787 Jy ! Component: 150 - total flux cleaned = 0.00110979 Jy ! Component: 200 - total flux cleaned = 0.000411423 Jy ! Total flux subtracted in 200 components = 0.000411423 Jy ! Clean residual min=-0.002062 max=0.002299 Jy/beam ! Clean residual mean=0.000002 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.316884 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 213 components and 0.316884 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=0.056646Jy sigma=0.780679 ! Fit after self-cal, rms=0.056638Jy sigma=0.780582 ! 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=0.7627 mas, bmaj=2.989 mas, bpa=-16.59 degrees ! Estimated noise=1.20467 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7627 x 2.989 at -16.59 degrees (North through East) ! Clean map min=-0.0054673 max=0.16702 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=0.6462 mas, bmaj=3.158 mas, bpa=-16.54 degrees ! Estimated noise=1.6286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.133576 Jy ! Component: 100 - total flux cleaned = 0.186963 Jy ! Component: 150 - total flux cleaned = 0.222927 Jy ! Component: 200 - total flux cleaned = 0.248078 Jy ! Total flux subtracted in 200 components = 0.248078 Jy ! Clean residual min=-0.014442 max=0.020738 Jy/beam ! Clean residual mean=0.000041 rms=0.004623 Jy/beam ! Combined flux in latest and established models = 0.248078 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.248078 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7627 mas, bmaj=2.989 mas, bpa=-16.59 degrees ! Estimated noise=1.20467 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) ! Added new window around map position (-1.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0283096 Jy ! Component: 100 - total flux cleaned = 0.0426587 Jy ! Component: 150 - total flux cleaned = 0.0473279 Jy ! Component: 200 - total flux cleaned = 0.0497558 Jy ! Total flux subtracted in 200 components = 0.0497558 Jy ! Clean residual min=-0.008304 max=0.008990 Jy/beam ! Clean residual mean=0.000021 rms=0.002466 Jy/beam ! Combined flux in latest and established models = 0.297834 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 51 components and 0.297834 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=1.802 mas, bmaj=3.027 mas, bpa=-4.89 degrees ! Estimated noise=1.56239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110131 Jy ! Component: 100 - total flux cleaned = 0.0177637 Jy ! Component: 150 - total flux cleaned = 0.0188933 Jy ! Component: 200 - total flux cleaned = 0.0188914 Jy ! Total flux subtracted in 200 components = 0.0188914 Jy ! Clean residual min=-0.005614 max=0.005206 Jy/beam ! Clean residual mean=0.000009 rms=0.001664 Jy/beam ! Combined flux in latest and established models = 0.316725 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 = -0.000880769 Jy ! Component: 100 - total flux cleaned = -0.00201478 Jy ! Component: 150 - total flux cleaned = -0.00310904 Jy ! Component: 200 - total flux cleaned = -0.00438255 Jy ! Total flux subtracted in 200 components = -0.00438255 Jy ! Clean residual min=-0.003649 max=0.004059 Jy/beam ! Clean residual mean=-0.000000 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.312343 Jy ! Adding 102 model components to the UV plane model. ! The established model now contains 140 components and 0.312343 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7627 mas, bmaj=2.989 mas, bpa=-16.59 degrees ! Estimated noise=1.20467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141847 Jy ! Component: 100 - total flux cleaned = 0.000310855 Jy ! Component: 150 - total flux cleaned = 5.30941e-05 Jy ! Component: 200 - total flux cleaned = 5.84041e-05 Jy ! Total flux subtracted in 200 components = 5.84041e-05 Jy ! Clean residual min=-0.004182 max=0.004407 Jy/beam ! Clean residual mean=-0.000000 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.312401 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 169 components and 0.312401 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=0.056980Jy sigma=0.786785 ! Fit after self-cal, rms=0.056886Jy sigma=0.784909 wmodel J2257+0743_X_c_map.mod ! Writing 169 model components to file: J2257+0743_X_c_map.mod wobs J2257+0743_X_c_uvs.fits ! Writing UV FITS file: J2257+0743_X_c_uvs.fits wwins J2257+0743_X_c_map.win ! wwins: Wrote 6 windows to J2257+0743_X_c_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 = 0.00102017 Jy ! Component: 100 - total flux cleaned = 0.000781855 Jy ! Component: 150 - total flux cleaned = 0.000287453 Jy ! Component: 200 - total flux cleaned = -0.000176414 Jy ! Component: 250 - total flux cleaned = -0.000659309 Jy ! Component: 300 - total flux cleaned = -0.00116531 Jy ! Component: 350 - total flux cleaned = -0.00151856 Jy ! Component: 400 - total flux cleaned = -0.00168899 Jy ! Component: 450 - total flux cleaned = -0.00176986 Jy ! Component: 500 - total flux cleaned = -0.00176921 Jy ! Component: 550 - total flux cleaned = -0.00176942 Jy ! Component: 600 - total flux cleaned = -0.00191568 Jy ! Component: 650 - total flux cleaned = -0.00184331 Jy ! Component: 700 - total flux cleaned = -0.00191222 Jy ! Component: 750 - total flux cleaned = -0.00194542 Jy ! Component: 800 - total flux cleaned = -0.002011 Jy ! Component: 850 - total flux cleaned = -0.00207567 Jy ! Component: 900 - total flux cleaned = -0.00216906 Jy ! Component: 950 - total flux cleaned = -0.00220008 Jy ! Component: 1000 - total flux cleaned = -0.0023493 Jy ! Component: 1050 - total flux cleaned = -0.00243652 Jy ! Component: 1100 - total flux cleaned = -0.00257874 Jy ! Component: 1150 - total flux cleaned = -0.00268988 Jy ! Component: 1200 - total flux cleaned = -0.00279917 Jy ! Component: 1250 - total flux cleaned = -0.00296016 Jy ! Component: 1300 - total flux cleaned = -0.00306506 Jy ! Component: 1350 - total flux cleaned = -0.00316856 Jy ! Component: 1400 - total flux cleaned = -0.00321932 Jy ! Component: 1450 - total flux cleaned = -0.00319422 Jy ! Component: 1500 - total flux cleaned = -0.00324333 Jy ! Component: 1550 - total flux cleaned = -0.00312173 Jy ! Component: 1600 - total flux cleaned = -0.00321775 Jy ! Component: 1650 - total flux cleaned = -0.00319361 Jy ! Component: 1700 - total flux cleaned = -0.00317004 Jy ! Component: 1750 - total flux cleaned = -0.00310133 Jy ! Component: 1800 - total flux cleaned = -0.00301061 Jy ! Component: 1850 - total flux cleaned = -0.00301078 Jy ! Component: 1900 - total flux cleaned = -0.00292189 Jy ! Component: 1950 - total flux cleaned = -0.00287832 Jy ! Component: 2000 - total flux cleaned = -0.00287797 Jy ! Component: 2050 - total flux cleaned = -0.00277045 Jy ! Component: 2100 - total flux cleaned = -0.00272791 Jy ! Component: 2150 - total flux cleaned = -0.00268574 Jy ! Component: 2200 - total flux cleaned = -0.00260253 Jy ! Component: 2250 - total flux cleaned = -0.0025409 Jy ! Component: 2300 - total flux cleaned = -0.00245917 Jy ! Component: 2350 - total flux cleaned = -0.00239847 Jy ! Component: 2400 - total flux cleaned = -0.00235839 Jy ! Component: 2450 - total flux cleaned = -0.00237843 Jy ! Component: 2500 - total flux cleaned = -0.00241802 Jy ! Component: 2550 - total flux cleaned = -0.00245741 Jy ! Component: 2600 - total flux cleaned = -0.00241815 Jy ! Component: 2650 - total flux cleaned = -0.00243775 Jy ! Component: 2700 - total flux cleaned = -0.00243773 Jy ! Component: 2750 - total flux cleaned = -0.00239902 Jy ! Component: 2800 - total flux cleaned = -0.00239901 Jy ! Component: 2850 - total flux cleaned = -0.00234121 Jy ! Component: 2900 - total flux cleaned = -0.00230286 Jy ! Component: 2950 - total flux cleaned = -0.0023028 Jy ! Component: 3000 - total flux cleaned = -0.00224525 Jy ! Component: 3050 - total flux cleaned = -0.00216873 Jy ! Component: 3100 - total flux cleaned = -0.00213043 Jy ! Component: 3150 - total flux cleaned = -0.00207314 Jy ! Component: 3200 - total flux cleaned = -0.00197744 Jy ! Component: 3250 - total flux cleaned = -0.0019391 Jy ! Component: 3300 - total flux cleaned = -0.001805 Jy ! Component: 3350 - total flux cleaned = -0.00172843 Jy ! Component: 3400 - total flux cleaned = -0.00165192 Jy ! Component: 3450 - total flux cleaned = -0.00153705 Jy ! Component: 3500 - total flux cleaned = -0.00147959 Jy ! Component: 3550 - total flux cleaned = -0.00142208 Jy ! Component: 3600 - total flux cleaned = -0.0013453 Jy ! Component: 3650 - total flux cleaned = -0.00121094 Jy ! Component: 3700 - total flux cleaned = -0.00113401 Jy ! Component: 3750 - total flux cleaned = -0.00103758 Jy ! Component: 3800 - total flux cleaned = -0.000979582 Jy ! Component: 3850 - total flux cleaned = -0.000940799 Jy ! Component: 3900 - total flux cleaned = -0.000843734 Jy ! Component: 3950 - total flux cleaned = -0.000804666 Jy ! Component: 4000 - total flux cleaned = -0.000765486 Jy ! Component: 4050 - total flux cleaned = -0.000667395 Jy ! Total flux subtracted in 4096 components = -0.000608405 Jy ! Clean residual min=-0.001047 max=0.001070 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.311793 Jy keep ! Adding 232 model components to the UV plane model. ! The established model now contains 401 components and 0.311793 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2257+0743_X_c_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7627 x 2.989 at -16.59 degrees (North through East) ! Clean map min=-0.0044311 max=0.15592 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2257+0743_X_c_map.fits wmodel /image_prod/ug002_uva//J2257+0743_X_c_map.mod ! Writing 401 model components to file: /image_prod/ug002_uva//J2257+0743_X_c_map.mod wobs /image_prod/ug002_uva//J2257+0743_X_c_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2257+0743_X_c_uvs.fits wwins /image_prod/ug002_uva//J2257+0743_X_c_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J2257+0743_X_c_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.15592 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000284877 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.548122 0.548122 1.09624 2.19249 4.38498 8.76995 17.5399 35.0798 70.1596 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.155 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 547.323 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2257+0743_X_c_dfm.log closed on Thu Mar 5 06:00:26 2020