! Started logfile: /image_prod/ug002_uva//J2257+0743_X_h_dfm.log on Thu Mar 5 06:00:41 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_h_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2257+0743_X_h_uva.fits ! AN table 1: 21 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.828042 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 134 lines of history. ! ! Reading 7512 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_h] 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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.055073Jy sigma=8.827311 ! Fit after self-cal, rms=0.683323Jy sigma=5.644224 ! 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=0.7149 mas, bmaj=1.801 mas, bpa=6.106 degrees ! Estimated noise=1.41277 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 = 0.234884 Jy ! Component: 100 - total flux cleaned = 0.296122 Jy ! Total flux subtracted in 100 components = 0.296122 Jy ! Clean residual min=-0.013502 max=0.040036 Jy/beam ! Clean residual mean=-0.000007 rms=0.003538 Jy/beam ! Combined flux in latest and established models = 0.296122 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.296122 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=0.097257Jy sigma=0.801429 ! Fit after self-cal, rms=0.097263Jy sigma=0.801237 ! Inverting map ! Added new window around map position (-1.4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0386253 Jy ! Component: 100 - total flux cleaned = 0.0615888 Jy ! Total flux subtracted in 100 components = 0.0615888 Jy ! Clean residual min=-0.009361 max=0.021795 Jy/beam ! Clean residual mean=-0.000002 rms=0.002246 Jy/beam ! Combined flux in latest and established models = 0.35771 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.35771 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=0.073081Jy sigma=0.587808 ! Fit after self-cal, rms=0.071242Jy sigma=0.572154 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175734 Jy ! Component: 100 - total flux cleaned = 0.0284131 Jy ! Total flux subtracted in 100 components = 0.0284131 Jy ! Clean residual min=-0.007451 max=0.013561 Jy/beam ! Clean residual mean=0.000001 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 0.386123 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.386123 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=0.064454Jy sigma=0.513707 ! Fit after self-cal, rms=0.063969Jy sigma=0.509800 ! Inverting map ! Added new window around map position (2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105916 Jy ! Component: 100 - total flux cleaned = 0.0169245 Jy ! Total flux subtracted in 100 components = 0.0169245 Jy ! Clean residual min=-0.006494 max=0.008521 Jy/beam ! Clean residual mean=0.000002 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.403048 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 28 components and 0.403048 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=0.061751Jy sigma=0.491347 ! Fit after self-cal, rms=0.061706Jy sigma=0.490881 ! Inverting map ! Added new window around map position (-5, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00778355 Jy ! Component: 100 - total flux cleaned = 0.0117249 Jy ! Total flux subtracted in 100 components = 0.0117249 Jy ! Clean residual min=-0.006035 max=0.006965 Jy/beam ! Clean residual mean=0.000003 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.414773 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 44 components and 0.414773 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=0.060592Jy sigma=0.480483 ! Fit after self-cal, rms=0.060574Jy sigma=0.480294 ! 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=0.899 mas, bmaj=2.129 mas, bpa=6.191 degrees ! Estimated noise=0.998874 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 = 0.00562837 Jy ! Component: 100 - total flux cleaned = 0.00948948 Jy ! Component: 150 - total flux cleaned = 0.0122162 Jy ! Component: 200 - total flux cleaned = 0.0137483 Jy ! Total flux subtracted in 200 components = 0.0137483 Jy ! Clean residual min=-0.006225 max=0.007077 Jy/beam ! Clean residual mean=0.000006 rms=0.001347 Jy/beam ! Combined flux in latest and established models = 0.428521 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 63 components and 0.428521 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=0.059841Jy sigma=0.474547 ! Fit after self-cal, rms=0.059815Jy sigma=0.474351 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.899 x 2.129 at 6.191 degrees (North through East) ! Clean map min=-0.0058915 max=0.30355 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.98 KP 1.07 ! LA 1.03 MK 1.09 OV 0.95 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.95 KP 1.05 ! LA 1.04 MK 1.09 OV 0.93 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.97 KP 1.05 ! LA 1.03 MK 1.06 OV 0.95 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.97 KP 1.05 ! LA 1.03 MK 1.08 OV 0.95 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.95 KP 1.06 ! LA 1.02 MK 1.09 OV 0.95 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.98 KP 1.06 ! LA 1.04 MK 1.05 OV 0.94 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.96 KP 1.08 ! LA 1.02 MK 1.05 OV 0.93 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.97 KP 1.06 ! LA 1.01 MK 1.10 OV 0.94 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.94 KP 1.04 ! LA 1.04 MK 1.01 OV 0.95 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.93 KP 1.05 ! LA 1.02 MK 1.09 OV 0.94 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.96 KP 1.02 ! LA 1.03 MK 1.04 OV 0.95 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.95 KP 1.05 ! LA 1.00 MK 1.04 OV 0.95 PT 0.95 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.059815Jy sigma=0.474351 ! Fit after self-cal, rms=0.056507Jy sigma=0.444871 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9049 mas, bmaj=2.136 mas, bpa=6.44 degrees ! Estimated noise=0.997219 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 = 0.0019344 Jy ! Component: 100 - total flux cleaned = 0.00242215 Jy ! Component: 150 - total flux cleaned = 0.00262055 Jy ! Component: 200 - total flux cleaned = 0.00278634 Jy ! Total flux subtracted in 200 components = 0.00278634 Jy ! Clean residual min=-0.003057 max=0.003506 Jy/beam ! Clean residual mean=0.000002 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.431307 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 77 components and 0.431307 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=0.056299Jy sigma=0.443328 ! Fit after self-cal, rms=0.056282Jy sigma=0.443186 ! 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=0.056282Jy sigma=0.443186 ! Fit after self-cal, rms=0.055735Jy sigma=0.436168 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9024 mas, bmaj=2.13 mas, bpa=6.422 degrees ! Estimated noise=0.998512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127856 Jy ! Component: 100 - total flux cleaned = 0.00138975 Jy ! Component: 150 - total flux cleaned = 0.00152107 Jy ! Component: 200 - total flux cleaned = 0.00155156 Jy ! Total flux subtracted in 200 components = 0.00155156 Jy ! Clean residual min=-0.002379 max=0.002547 Jy/beam ! Clean residual mean=0.000001 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.432859 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 98 components and 0.432859 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=0.055673Jy sigma=0.435633 ! Fit after self-cal, rms=0.055665Jy sigma=0.435563 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.4, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000704759 Jy ! Component: 100 - total flux cleaned = 0.000812997 Jy ! Component: 150 - total flux cleaned = 0.000720987 Jy ! Component: 200 - total flux cleaned = 0.000677859 Jy ! Total flux subtracted in 200 components = 0.000677859 Jy ! Clean residual min=-0.002245 max=0.002285 Jy/beam ! Clean residual mean=0.000001 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.433537 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 0.433537 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=0.055527Jy sigma=0.434424 ! Fit after self-cal, rms=0.055522Jy sigma=0.434385 ! Inverting map ! Added new window around map position (3, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141762 Jy ! Component: 100 - total flux cleaned = 0.00206889 Jy ! Component: 150 - total flux cleaned = 0.0024937 Jy ! Component: 200 - total flux cleaned = 0.0026459 Jy ! Total flux subtracted in 200 components = 0.0026459 Jy ! Clean residual min=-0.002312 max=0.002315 Jy/beam ! Clean residual mean=0.000001 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.436183 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.436183 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=0.055419Jy sigma=0.433543 ! Fit after self-cal, rms=0.055417Jy sigma=0.433505 ! Inverting map ! Added new window around map position (14.4, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156994 Jy ! Component: 100 - total flux cleaned = 0.00193543 Jy ! Component: 150 - total flux cleaned = 0.00189556 Jy ! Component: 200 - total flux cleaned = 0.00189785 Jy ! Total flux subtracted in 200 components = 0.00189785 Jy ! Clean residual min=-0.002180 max=0.001975 Jy/beam ! Clean residual mean=0.000000 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.438081 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 149 components and 0.438081 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=0.055326Jy sigma=0.432752 ! Fit after self-cal, rms=0.055320Jy sigma=0.432707 ! 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=0.055320Jy sigma=0.432707 ! Fit after self-cal, rms=0.055247Jy sigma=0.432438 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9011 mas, bmaj=2.129 mas, bpa=6.386 degrees ! Estimated noise=0.998096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000685536 Jy ! Component: 100 - total flux cleaned = 0.000955994 Jy ! Component: 150 - total flux cleaned = 0.00112775 Jy ! Component: 200 - total flux cleaned = 0.00128732 Jy ! Total flux subtracted in 200 components = 0.00128732 Jy ! Clean residual min=-0.002143 max=0.001866 Jy/beam ! Clean residual mean=0.000000 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.439368 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 162 components and 0.439368 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=0.055200Jy sigma=0.432081 ! Fit after self-cal, rms=0.055199Jy sigma=0.432071 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 = 0.00035457 Jy ! Component: 100 - total flux cleaned = 0.000442932 Jy ! Component: 150 - total flux cleaned = 0.0005277 Jy ! Component: 200 - total flux cleaned = 0.000582289 Jy ! Total flux subtracted in 200 components = 0.000582289 Jy ! Clean residual min=-0.002096 max=0.001856 Jy/beam ! Clean residual mean=0.000000 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.43995 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 173 components and 0.43995 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=0.055171Jy sigma=0.431863 ! Fit after self-cal, rms=0.055170Jy sigma=0.431861 ! 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=0.055170Jy sigma=0.431861 ! Fit after self-cal, rms=0.055152Jy sigma=0.431832 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.255 mas, bmaj=3.159 mas, bpa=11.24 degrees ! Estimated noise=1.25976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527615 Jy ! Component: 100 - total flux cleaned = 0.000972939 Jy ! Component: 150 - total flux cleaned = 0.00140578 Jy ! Component: 200 - total flux cleaned = 0.00160721 Jy ! Total flux subtracted in 200 components = 0.00160721 Jy ! Clean residual min=-0.001983 max=0.001692 Jy/beam ! Clean residual mean=0.000001 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.441557 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 181 components and 0.441557 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=0.055148Jy sigma=0.431776 ! Fit after self-cal, rms=0.055146Jy sigma=0.431765 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 = 0.000128763 Jy ! Component: 100 - total flux cleaned = 0.000170714 Jy ! Component: 150 - total flux cleaned = 0.000229934 Jy ! Component: 200 - total flux cleaned = 0.000230009 Jy ! Total flux subtracted in 200 components = 0.000230009 Jy ! Clean residual min=-0.001932 max=0.001654 Jy/beam ! Clean residual mean=0.000001 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.441788 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 190 components and 0.441787 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=0.055140Jy sigma=0.431712 ! Fit after self-cal, rms=0.055139Jy sigma=0.431707 ! 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=0.9007 mas, bmaj=2.128 mas, bpa=6.367 degrees ! Estimated noise=0.998049 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9007 x 2.128 at 6.367 degrees (North through East) ! Clean map min=-0.0019907 max=0.30191 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=0.7164 mas, bmaj=1.8 mas, bpa=6.324 degrees ! Estimated noise=1.413 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.23452 Jy ! Component: 100 - total flux cleaned = 0.301029 Jy ! Component: 150 - total flux cleaned = 0.339654 Jy ! Component: 200 - total flux cleaned = 0.364175 Jy ! Total flux subtracted in 200 components = 0.364175 Jy ! Clean residual min=-0.006185 max=0.013017 Jy/beam ! Clean residual mean=-0.000006 rms=0.001600 Jy/beam ! Combined flux in latest and established models = 0.364175 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.364175 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9007 mas, bmaj=2.128 mas, bpa=6.367 degrees ! Estimated noise=0.998049 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 = 0.0228476 Jy ! Component: 100 - total flux cleaned = 0.0358618 Jy ! Component: 150 - total flux cleaned = 0.044637 Jy ! Component: 200 - total flux cleaned = 0.0507589 Jy ! Total flux subtracted in 200 components = 0.0507589 Jy ! Clean residual min=-0.003230 max=0.004666 Jy/beam ! Clean residual mean=-0.000003 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.414934 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.414934 Jy ! Inverting map ! Added new window around map position (-2.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523604 Jy ! Component: 100 - total flux cleaned = 0.00917918 Jy ! Component: 150 - total flux cleaned = 0.0124053 Jy ! Component: 200 - total flux cleaned = 0.0144625 Jy ! Total flux subtracted in 200 components = 0.0144625 Jy ! Clean residual min=-0.002560 max=0.002139 Jy/beam ! Clean residual mean=-0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.429397 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 67 components and 0.429396 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=2.255 mas, bmaj=3.159 mas, bpa=11.24 degrees ! Estimated noise=1.25976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333886 Jy ! Component: 100 - total flux cleaned = 0.00557799 Jy ! Component: 150 - total flux cleaned = 0.00719905 Jy ! Component: 200 - total flux cleaned = 0.00810264 Jy ! Total flux subtracted in 200 components = 0.00810264 Jy ! Clean residual min=-0.002294 max=0.002046 Jy/beam ! Clean residual mean=-0.000000 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.437499 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 = 0.000633375 Jy ! Component: 100 - total flux cleaned = 0.00110406 Jy ! Component: 150 - total flux cleaned = 0.00152593 Jy ! Component: 200 - total flux cleaned = 0.00179432 Jy ! Total flux subtracted in 200 components = 0.00179432 Jy ! Clean residual min=-0.002059 max=0.001845 Jy/beam ! Clean residual mean=-0.000000 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.439293 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 121 components and 0.439294 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9007 mas, bmaj=2.128 mas, bpa=6.367 degrees ! Estimated noise=0.998049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000151307 Jy ! Component: 100 - total flux cleaned = 0.000403682 Jy ! Component: 150 - total flux cleaned = 0.000587159 Jy ! Component: 200 - total flux cleaned = 0.000630129 Jy ! Total flux subtracted in 200 components = 0.000630129 Jy ! Clean residual min=-0.002065 max=0.001834 Jy/beam ! Clean residual mean=-0.000000 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.439924 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 144 components and 0.439924 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=0.055210Jy sigma=0.432008 ! Fit after self-cal, rms=0.055184Jy sigma=0.431877 wmodel J2257+0743_X_h_map.mod ! Writing 144 model components to file: J2257+0743_X_h_map.mod wobs J2257+0743_X_h_uvs.fits ! Writing UV FITS file: J2257+0743_X_h_uvs.fits wwins J2257+0743_X_h_map.win ! wwins: Wrote 8 windows to J2257+0743_X_h_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 = -0.000404319 Jy ! Component: 100 - total flux cleaned = -0.000534669 Jy ! Component: 150 - total flux cleaned = -0.000816391 Jy ! Component: 200 - total flux cleaned = -0.000997503 Jy ! Component: 250 - total flux cleaned = -0.00111462 Jy ! Component: 300 - total flux cleaned = -0.00111533 Jy ! Component: 350 - total flux cleaned = -0.00122739 Jy ! Component: 400 - total flux cleaned = -0.00139026 Jy ! Component: 450 - total flux cleaned = -0.00146951 Jy ! Component: 500 - total flux cleaned = -0.00152142 Jy ! Component: 550 - total flux cleaned = -0.00162326 Jy ! Component: 600 - total flux cleaned = -0.00162303 Jy ! Component: 650 - total flux cleaned = -0.00169694 Jy ! Component: 700 - total flux cleaned = -0.00172122 Jy ! Component: 750 - total flux cleaned = -0.00179331 Jy ! Component: 800 - total flux cleaned = -0.00174567 Jy ! Component: 850 - total flux cleaned = -0.00176886 Jy ! Component: 900 - total flux cleaned = -0.00169952 Jy ! Component: 950 - total flux cleaned = -0.00167674 Jy ! Component: 1000 - total flux cleaned = -0.00160913 Jy ! Component: 1050 - total flux cleaned = -0.00158691 Jy ! Component: 1100 - total flux cleaned = -0.00160884 Jy ! Component: 1150 - total flux cleaned = -0.00154332 Jy ! Component: 1200 - total flux cleaned = -0.001543 Jy ! Component: 1250 - total flux cleaned = -0.00152174 Jy ! Component: 1300 - total flux cleaned = -0.00152203 Jy ! Component: 1350 - total flux cleaned = -0.00150134 Jy ! Component: 1400 - total flux cleaned = -0.0015429 Jy ! Component: 1450 - total flux cleaned = -0.0015017 Jy ! Component: 1500 - total flux cleaned = -0.00144094 Jy ! Component: 1550 - total flux cleaned = -0.00152179 Jy ! Component: 1600 - total flux cleaned = -0.00142173 Jy ! Component: 1650 - total flux cleaned = -0.00144171 Jy ! Component: 1700 - total flux cleaned = -0.00144153 Jy ! Component: 1750 - total flux cleaned = -0.00144173 Jy ! Component: 1800 - total flux cleaned = -0.00146073 Jy ! Component: 1850 - total flux cleaned = -0.00147984 Jy ! Component: 1900 - total flux cleaned = -0.00147976 Jy ! Component: 1950 - total flux cleaned = -0.00149845 Jy ! Component: 2000 - total flux cleaned = -0.00144235 Jy ! Component: 2050 - total flux cleaned = -0.00149802 Jy ! Component: 2100 - total flux cleaned = -0.00149772 Jy ! Component: 2150 - total flux cleaned = -0.00146109 Jy ! Component: 2200 - total flux cleaned = -0.00144295 Jy ! Component: 2250 - total flux cleaned = -0.00142507 Jy ! Component: 2300 - total flux cleaned = -0.00144311 Jy ! Component: 2350 - total flux cleaned = -0.00147849 Jy ! Component: 2400 - total flux cleaned = -0.00142559 Jy ! Component: 2450 - total flux cleaned = -0.00146048 Jy ! Component: 2500 - total flux cleaned = -0.00151228 Jy ! Component: 2550 - total flux cleaned = -0.00146062 Jy ! Component: 2600 - total flux cleaned = -0.00146055 Jy ! Component: 2650 - total flux cleaned = -0.0014604 Jy ! Component: 2700 - total flux cleaned = -0.00147741 Jy ! Component: 2750 - total flux cleaned = -0.00139348 Jy ! Component: 2800 - total flux cleaned = -0.00144343 Jy ! Component: 2850 - total flux cleaned = -0.00142694 Jy ! Component: 2900 - total flux cleaned = -0.00147627 Jy ! Component: 2950 - total flux cleaned = -0.00139462 Jy ! Component: 3000 - total flux cleaned = -0.00134612 Jy ! Component: 3050 - total flux cleaned = -0.00136237 Jy ! Component: 3100 - total flux cleaned = -0.00142638 Jy ! Component: 3150 - total flux cleaned = -0.00139463 Jy ! Component: 3200 - total flux cleaned = -0.00147365 Jy ! Component: 3250 - total flux cleaned = -0.0014579 Jy ! Component: 3300 - total flux cleaned = -0.00145798 Jy ! Component: 3350 - total flux cleaned = -0.00153551 Jy ! Component: 3400 - total flux cleaned = -0.00150457 Jy ! Component: 3450 - total flux cleaned = -0.00156595 Jy ! Component: 3500 - total flux cleaned = -0.00155074 Jy ! Component: 3550 - total flux cleaned = -0.0015506 Jy ! Component: 3600 - total flux cleaned = -0.00153545 Jy ! Component: 3650 - total flux cleaned = -0.00159541 Jy ! Component: 3700 - total flux cleaned = -0.00158049 Jy ! Component: 3750 - total flux cleaned = -0.00159536 Jy ! Component: 3800 - total flux cleaned = -0.00165422 Jy ! Component: 3850 - total flux cleaned = -0.00162479 Jy ! Component: 3900 - total flux cleaned = -0.00163937 Jy ! Component: 3950 - total flux cleaned = -0.00165378 Jy ! Component: 4000 - total flux cleaned = -0.00171141 Jy ! Component: 4050 - total flux cleaned = -0.00171142 Jy ! Total flux subtracted in 4096 components = -0.00173987 Jy ! Clean residual min=-0.000925 max=0.001066 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.438184 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 446 components and 0.438184 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2257+0743_X_h_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9007 x 2.128 at 6.367 degrees (North through East) ! Clean map min=-0.0014674 max=0.30321 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2257+0743_X_h_map.fits wmodel /image_prod/ug002_uva//J2257+0743_X_h_map.mod ! Writing 446 model components to file: /image_prod/ug002_uva//J2257+0743_X_h_map.mod wobs /image_prod/ug002_uva//J2257+0743_X_h_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2257+0743_X_h_uvs.fits wwins /image_prod/ug002_uva//J2257+0743_X_h_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J2257+0743_X_h_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.303209 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000244387 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.2418 0.2418 0.483601 0.967202 1.9344 3.86881 7.73762 15.4752 30.9505 61.9009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.303 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1240.69 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2257+0743_X_h_dfm.log closed on Thu Mar 5 06:00:45 2020