! Started logfile: /image_prod/ug002_uva//J2253+0236_X_dfm.log on Thu Mar 5 05:55:34 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//J2253+0236_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2253+0236_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.992901 visibilities/baseline/integration-bin. ! Found source: J2253+0236 ! ! 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 38604 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 J2253+0236_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.005567Jy sigma=9.106231 ! Fit after self-cal, rms=0.944980Jy sigma=8.509156 ! 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=0.7011 mas, bmaj=1.726 mas, bpa=1.097 degrees ! Estimated noise=0.798484 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 = 0.0406295 Jy ! Component: 100 - total flux cleaned = 0.0543181 Jy ! Total flux subtracted in 100 components = 0.0543181 Jy ! Clean residual min=-0.006041 max=0.024406 Jy/beam ! Clean residual mean=-0.000003 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.0543181 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0543181 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=0.067538Jy sigma=0.584765 ! Fit after self-cal, rms=0.066068Jy sigma=0.570574 ! Inverting map ! Added new window around map position (-0.8, -33.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0225193 Jy ! Component: 100 - total flux cleaned = 0.033328 Jy ! Total flux subtracted in 100 components = 0.033328 Jy ! Clean residual min=-0.003306 max=0.005940 Jy/beam ! Clean residual mean=-0.000004 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.0876462 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.0876462 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=0.057839Jy sigma=0.486767 ! Fit after self-cal, rms=0.056576Jy sigma=0.477097 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105807 Jy ! Component: 100 - total flux cleaned = 0.0172374 Jy ! Total flux subtracted in 100 components = 0.0172374 Jy ! Clean residual min=-0.002536 max=0.003746 Jy/beam ! Clean residual mean=-0.000004 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.104884 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.104884 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=0.054260Jy sigma=0.452500 ! Fit after self-cal, rms=0.054173Jy sigma=0.451825 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00540132 Jy ! Component: 100 - total flux cleaned = 0.00943078 Jy ! Total flux subtracted in 100 components = 0.00943078 Jy ! Clean residual min=-0.002313 max=0.002723 Jy/beam ! Clean residual mean=-0.000003 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.114314 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 29 components and 0.114314 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=0.053413Jy sigma=0.443335 ! Fit after self-cal, rms=0.053407Jy sigma=0.443245 ! 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=0.8912 mas, bmaj=2.057 mas, bpa=2.207 degrees ! Estimated noise=0.408669 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 = 0.00510021 Jy ! Component: 100 - total flux cleaned = 0.00840368 Jy ! Component: 150 - total flux cleaned = 0.0108292 Jy ! Component: 200 - total flux cleaned = 0.0126308 Jy ! Total flux subtracted in 200 components = 0.0126308 Jy ! Clean residual min=-0.001750 max=0.002276 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.126945 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.126945 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=0.052863Jy sigma=0.437180 ! Fit after self-cal, rms=0.052866Jy sigma=0.437080 ! Inverting map ! Added new window around map position (-1.8, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198499 Jy ! Component: 100 - total flux cleaned = 0.00287249 Jy ! Component: 150 - total flux cleaned = 0.00333674 Jy ! Component: 200 - total flux cleaned = 0.00380255 Jy ! Total flux subtracted in 200 components = 0.00380255 Jy ! Clean residual min=-0.001456 max=0.001464 Jy/beam ! Clean residual mean=-0.000002 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.130748 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 63 components and 0.130748 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=0.052762Jy sigma=0.436058 ! Fit after self-cal, rms=0.052758Jy sigma=0.435974 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8912 x 2.057 at 2.207 degrees (North through East) ! Clean map min=-0.001357 max=0.06119 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.98 KP 1.03 ! LA 1.04 MK 1.04 OV 0.93 PT 0.95 ! SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.95 KP 1.02 ! LA 1.02 MK 1.02 OV 0.95 PT 0.94 ! SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.98 KP 1.04 ! LA 1.01 MK 1.07 OV 0.95 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.97 KP 1.06 ! LA 1.02 MK 1.11 OV 0.92 PT 0.92 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.95 KP 1.03 ! LA 1.03 MK 1.04 OV 0.93 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.95 KP 1.04 ! LA 1.04 MK 1.04 OV 0.93 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.97 KP 1.02 ! LA 1.03 MK 1.06 OV 0.94 PT 0.97 ! SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.97 KP 1.06 ! LA 1.01 MK 1.09 OV 0.96 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.93 KP 1.00 ! LA 1.03 MK 0.94 OV 0.96 PT 0.97 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.97 KP 1.02 ! LA 1.04 MK 1.01 OV 0.96 PT 0.99 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.94 KP 1.02 ! LA 1.02 MK 1.01 OV 0.97 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.96 KP 1.06 ! LA 1.02 MK 1.05 OV 0.97 PT 0.94 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.052758Jy sigma=0.435974 ! Fit after self-cal, rms=0.052552Jy sigma=0.434435 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8975 mas, bmaj=2.067 mas, bpa=2.204 degrees ! Estimated noise=0.407929 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, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000793786 Jy ! Component: 100 - total flux cleaned = 0.000588133 Jy ! Component: 150 - total flux cleaned = 0.000475508 Jy ! Component: 200 - total flux cleaned = 0.000355225 Jy ! Total flux subtracted in 200 components = 0.000355225 Jy ! Clean residual min=-0.000856 max=0.000794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.131103 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 78 components and 0.131103 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=0.052506Jy sigma=0.434018 ! Fit after self-cal, rms=0.052499Jy sigma=0.433937 ! 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=0.052499Jy sigma=0.433937 ! Fit after self-cal, rms=0.052517Jy sigma=0.432904 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8942 mas, bmaj=2.064 mas, bpa=2.116 degrees ! Estimated noise=0.40729 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000263019 Jy ! Component: 100 - total flux cleaned = 0.000303922 Jy ! Component: 150 - total flux cleaned = 0.000304108 Jy ! Component: 200 - total flux cleaned = 0.00029055 Jy ! Total flux subtracted in 200 components = 0.00029055 Jy ! Clean residual min=-0.000762 max=0.000720 Jy/beam ! Clean residual mean=-0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.131394 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 97 components and 0.131394 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=0.052505Jy sigma=0.432784 ! Fit after self-cal, rms=0.052510Jy sigma=0.432749 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 = 7.73751e-05 Jy ! Component: 100 - total flux cleaned = 6.3831e-05 Jy ! Component: 150 - total flux cleaned = 7.69667e-05 Jy ! Component: 200 - total flux cleaned = 5.32315e-05 Jy ! Total flux subtracted in 200 components = 5.32315e-05 Jy ! Clean residual min=-0.000748 max=0.000718 Jy/beam ! Clean residual mean=-0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.131447 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.131447 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=0.052503Jy sigma=0.432690 ! Fit after self-cal, rms=0.052503Jy sigma=0.432687 ! 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=0.052503Jy sigma=0.432687 ! Fit after self-cal, rms=0.052616Jy sigma=0.432665 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8936 mas, bmaj=2.063 mas, bpa=2.115 degrees ! Estimated noise=0.407247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293469 Jy ! Component: 100 - total flux cleaned = 0.000340901 Jy ! Component: 150 - total flux cleaned = 0.000351775 Jy ! Component: 200 - total flux cleaned = 0.000362156 Jy ! Total flux subtracted in 200 components = 0.000362156 Jy ! Clean residual min=-0.000738 max=0.000699 Jy/beam ! Clean residual mean=-0.000001 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.131809 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 108 components and 0.131809 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=0.052612Jy sigma=0.432623 ! Fit after self-cal, rms=0.052612Jy sigma=0.432621 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 = 5.76507e-05 Jy ! Component: 100 - total flux cleaned = 4.73669e-05 Jy ! Component: 150 - total flux cleaned = 4.73174e-05 Jy ! Component: 200 - total flux cleaned = 3.81661e-05 Jy ! Total flux subtracted in 200 components = 3.81661e-05 Jy ! Clean residual min=-0.000725 max=0.000706 Jy/beam ! Clean residual mean=-0.000001 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.131847 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 113 components and 0.131847 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=0.052609Jy sigma=0.432593 ! Fit after self-cal, rms=0.052608Jy sigma=0.432593 ! 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=0.052608Jy sigma=0.432593 ! Fit after self-cal, rms=0.052590Jy sigma=0.432588 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.299 mas, bmaj=3.347 mas, bpa=12.75 degrees ! Estimated noise=0.496348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000136281 Jy ! Component: 100 - total flux cleaned = 0.00016119 Jy ! Component: 150 - total flux cleaned = 0.000149804 Jy ! Component: 200 - total flux cleaned = 0.000129511 Jy ! Total flux subtracted in 200 components = 0.000129511 Jy ! Clean residual min=-0.000686 max=0.000724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.131977 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 122 components and 0.131977 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=0.052590Jy sigma=0.432580 ! Fit after self-cal, rms=0.052590Jy sigma=0.432577 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 = 6.44603e-05 Jy ! Component: 100 - total flux cleaned = 5.49278e-05 Jy ! Component: 150 - total flux cleaned = 4.58458e-05 Jy ! Component: 200 - total flux cleaned = 2.91862e-05 Jy ! Total flux subtracted in 200 components = 2.91862e-05 Jy ! Clean residual min=-0.000679 max=0.000725 Jy/beam ! Clean residual mean=-0.000002 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.132006 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 129 components and 0.132006 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=0.052590Jy sigma=0.432577 ! Fit after self-cal, rms=0.052590Jy sigma=0.432575 ! 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=0.8932 mas, bmaj=2.062 mas, bpa=2.105 degrees ! Estimated noise=0.407267 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8932 x 2.062 at 2.105 degrees (North through East) ! Clean map min=-0.00066358 max=0.060334 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=0.7033 mas, bmaj=1.731 mas, bpa=1.051 degrees ! Estimated noise=0.797736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0456936 Jy ! Component: 100 - total flux cleaned = 0.0692732 Jy ! Component: 150 - total flux cleaned = 0.0848981 Jy ! Component: 200 - total flux cleaned = 0.0956193 Jy ! Total flux subtracted in 200 components = 0.0956193 Jy ! Clean residual min=-0.003526 max=0.005944 Jy/beam ! Clean residual mean=-0.000004 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.0956193 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0956193 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8932 mas, bmaj=2.062 mas, bpa=2.105 degrees ! Estimated noise=0.407267 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 = 0.0111712 Jy ! Component: 100 - total flux cleaned = 0.0178765 Jy ! Component: 150 - total flux cleaned = 0.0226708 Jy ! Component: 200 - total flux cleaned = 0.0262757 Jy ! Total flux subtracted in 200 components = 0.0262757 Jy ! Clean residual min=-0.001548 max=0.002106 Jy/beam ! Clean residual mean=-0.000003 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.121895 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 49 components and 0.121895 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027685 Jy ! Component: 100 - total flux cleaned = 0.00491395 Jy ! Component: 150 - total flux cleaned = 0.0065926 Jy ! Component: 200 - total flux cleaned = 0.00771757 Jy ! Total flux subtracted in 200 components = 0.00771757 Jy ! Clean residual min=-0.001065 max=0.001002 Jy/beam ! Clean residual mean=-0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.129613 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 79 components and 0.129613 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=2.299 mas, bmaj=3.347 mas, bpa=12.75 degrees ! Estimated noise=0.496348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125747 Jy ! Component: 100 - total flux cleaned = 0.00158911 Jy ! Component: 150 - total flux cleaned = 0.00176758 Jy ! Component: 200 - total flux cleaned = 0.00195667 Jy ! Total flux subtracted in 200 components = 0.00195667 Jy ! Clean residual min=-0.000746 max=0.000728 Jy/beam ! Clean residual mean=-0.000002 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.131569 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 = 0.000150745 Jy ! Component: 100 - total flux cleaned = 0.00022782 Jy ! Component: 150 - total flux cleaned = 0.000261238 Jy ! Component: 200 - total flux cleaned = 0.000291168 Jy ! Total flux subtracted in 200 components = 0.000291168 Jy ! Clean residual min=-0.000688 max=0.000723 Jy/beam ! Clean residual mean=-0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.13186 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 123 components and 0.13186 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8932 mas, bmaj=2.062 mas, bpa=2.105 degrees ! Estimated noise=0.407267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293187 Jy ! Component: 100 - total flux cleaned = 0.000134488 Jy ! Component: 150 - total flux cleaned = 5.4497e-05 Jy ! Component: 200 - total flux cleaned = 7.22381e-05 Jy ! Total flux subtracted in 200 components = 7.22381e-05 Jy ! Clean residual min=-0.000702 max=0.000724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.131933 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 137 components and 0.131933 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=0.052605Jy sigma=0.432684 ! Fit after self-cal, rms=0.052599Jy sigma=0.432664 wmodel J2253+0236_X_map.mod ! Writing 137 model components to file: J2253+0236_X_map.mod wobs J2253+0236_X_uvs.fits ! Writing UV FITS file: J2253+0236_X_uvs.fits wwins J2253+0236_X_map.win ! wwins: Wrote 4 windows to J2253+0236_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 8.28568e-05 Jy ! Component: 100 - total flux cleaned = 0.000120296 Jy ! Component: 150 - total flux cleaned = 0.000214497 Jy ! Component: 200 - total flux cleaned = 0.000282551 Jy ! Component: 250 - total flux cleaned = 0.000282551 Jy ! Component: 300 - total flux cleaned = 0.000271797 Jy ! Component: 350 - total flux cleaned = 0.000282107 Jy ! Component: 400 - total flux cleaned = 0.000302379 Jy ! Component: 450 - total flux cleaned = 0.000332146 Jy ! Component: 500 - total flux cleaned = 0.00033185 Jy ! Component: 550 - total flux cleaned = 0.000312465 Jy ! Component: 600 - total flux cleaned = 0.00031235 Jy ! Component: 650 - total flux cleaned = 0.000321683 Jy ! Component: 700 - total flux cleaned = 0.000367564 Jy ! Component: 750 - total flux cleaned = 0.000385786 Jy ! Component: 800 - total flux cleaned = 0.000430595 Jy ! Component: 850 - total flux cleaned = 0.000439486 Jy ! Component: 900 - total flux cleaned = 0.000474673 Jy ! Component: 950 - total flux cleaned = 0.000535287 Jy ! Component: 1000 - total flux cleaned = 0.000552381 Jy ! Component: 1050 - total flux cleaned = 0.000603228 Jy ! Component: 1100 - total flux cleaned = 0.000636718 Jy ! Component: 1150 - total flux cleaned = 0.000661627 Jy ! Component: 1200 - total flux cleaned = 0.000669851 Jy ! Component: 1250 - total flux cleaned = 0.000702326 Jy ! Component: 1300 - total flux cleaned = 0.000686086 Jy ! Component: 1350 - total flux cleaned = 0.000694104 Jy ! Component: 1400 - total flux cleaned = 0.000670328 Jy ! Component: 1450 - total flux cleaned = 0.000717499 Jy ! Component: 1500 - total flux cleaned = 0.000725248 Jy ! Component: 1550 - total flux cleaned = 0.000717385 Jy ! Component: 1600 - total flux cleaned = 0.000725185 Jy ! Component: 1650 - total flux cleaned = 0.000740298 Jy ! Component: 1700 - total flux cleaned = 0.000740312 Jy ! Component: 1750 - total flux cleaned = 0.000785221 Jy ! Component: 1800 - total flux cleaned = 0.000792672 Jy ! Component: 1850 - total flux cleaned = 0.000836882 Jy ! Component: 1900 - total flux cleaned = 0.000866159 Jy ! Component: 1950 - total flux cleaned = 0.000873415 Jy ! Component: 2000 - total flux cleaned = 0.000895056 Jy ! Component: 2050 - total flux cleaned = 0.000945309 Jy ! Component: 2100 - total flux cleaned = 0.000945312 Jy ! Component: 2150 - total flux cleaned = 0.000966628 Jy ! Component: 2200 - total flux cleaned = 0.00098784 Jy ! Component: 2250 - total flux cleaned = 0.000987831 Jy ! Component: 2300 - total flux cleaned = 0.0010018 Jy ! Component: 2350 - total flux cleaned = 0.00102249 Jy ! Component: 2400 - total flux cleaned = 0.00102941 Jy ! Component: 2450 - total flux cleaned = 0.00107712 Jy ! Component: 2500 - total flux cleaned = 0.0010703 Jy ! Component: 2550 - total flux cleaned = 0.00111745 Jy ! Component: 2600 - total flux cleaned = 0.00113757 Jy ! Component: 2650 - total flux cleaned = 0.00117089 Jy ! Component: 2700 - total flux cleaned = 0.00117096 Jy ! Component: 2750 - total flux cleaned = 0.00123015 Jy ! Component: 2800 - total flux cleaned = 0.00122364 Jy ! Component: 2850 - total flux cleaned = 0.00126274 Jy ! Component: 2900 - total flux cleaned = 0.00128211 Jy ! Component: 2950 - total flux cleaned = 0.00128214 Jy ! Component: 3000 - total flux cleaned = 0.00128855 Jy ! Component: 3050 - total flux cleaned = 0.00131402 Jy ! Component: 3100 - total flux cleaned = 0.00135833 Jy ! Component: 3150 - total flux cleaned = 0.00134577 Jy ! Component: 3200 - total flux cleaned = 0.00137704 Jy ! Component: 3250 - total flux cleaned = 0.00138947 Jy ! Component: 3300 - total flux cleaned = 0.00140796 Jy ! Component: 3350 - total flux cleaned = 0.00143876 Jy ! Component: 3400 - total flux cleaned = 0.00143878 Jy ! Component: 3450 - total flux cleaned = 0.00147529 Jy ! Component: 3500 - total flux cleaned = 0.00148137 Jy ! Component: 3550 - total flux cleaned = 0.00150549 Jy ! Component: 3600 - total flux cleaned = 0.00150548 Jy ! Component: 3650 - total flux cleaned = 0.00154122 Jy ! Component: 3700 - total flux cleaned = 0.00154711 Jy ! Component: 3750 - total flux cleaned = 0.0016002 Jy ! Component: 3800 - total flux cleaned = 0.0015826 Jy ! Component: 3850 - total flux cleaned = 0.00161179 Jy ! Component: 3900 - total flux cleaned = 0.00166418 Jy ! Component: 3950 - total flux cleaned = 0.00165843 Jy ! Component: 4000 - total flux cleaned = 0.00168716 Jy ! Component: 4050 - total flux cleaned = 0.00170434 Jy ! Total flux subtracted in 4096 components = 0.00168152 Jy ! Clean residual min=-0.000391 max=0.000339 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.133614 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 439 components and 0.133614 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2253+0236_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8932 x 2.062 at 2.105 degrees (North through East) ! Clean map min=-0.00051274 max=0.060358 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2253+0236_X_map.fits wmodel /image_prod/ug002_uva//J2253+0236_X_map.mod ! Writing 439 model components to file: /image_prod/ug002_uva//J2253+0236_X_map.mod wobs /image_prod/ug002_uva//J2253+0236_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2253+0236_X_uvs.fits wwins /image_prod/ug002_uva//J2253+0236_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J2253+0236_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0603582 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.81404e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.48779 0.48779 0.975579 1.95116 3.90232 7.80463 15.6093 31.2185 62.4371 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.06 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 615.019 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2253+0236_X_dfm.log closed on Thu Mar 5 05:55:40 2020