! Started logfile: /image_prod/ug002_uva//J1931+2243_X_i_dfm.log on Thu Mar 5 04:14:43 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//J1931+2243_X_i_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1931+2243_X_i_uva.fits ! AN table 1: 20 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.597222 visibilities/baseline/integration-bin. ! Found source: J1931+2243 ! ! 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 5160 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 J1931+2243_X_i] 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 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.066067Jy sigma=8.452421 ! Fit after self-cal, rms=0.652769Jy sigma=5.115743 ! 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=0.6984 mas, bmaj=1.638 mas, bpa=6.713 degrees ! Estimated noise=1.77126 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 = 0.261832 Jy ! Component: 100 - total flux cleaned = 0.354381 Jy ! Total flux subtracted in 100 components = 0.354381 Jy ! Clean residual min=-0.015192 max=0.042028 Jy/beam ! Clean residual mean=0.000027 rms=0.004035 Jy/beam ! Combined flux in latest and established models = 0.354381 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.354381 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=0.090883Jy sigma=0.695678 ! Fit after self-cal, rms=0.090741Jy sigma=0.694678 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0462829 Jy ! Component: 100 - total flux cleaned = 0.0695665 Jy ! Total flux subtracted in 100 components = 0.0695665 Jy ! Clean residual min=-0.008807 max=0.012713 Jy/beam ! Clean residual mean=0.000002 rms=0.002003 Jy/beam ! Combined flux in latest and established models = 0.423948 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.423948 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=0.063989Jy sigma=0.484008 ! Fit after self-cal, rms=0.063959Jy sigma=0.483806 ! Inverting map ! Added new window around map position (2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129316 Jy ! Component: 100 - total flux cleaned = 0.0150096 Jy ! Total flux subtracted in 100 components = 0.0150096 Jy ! Clean residual min=-0.008339 max=0.008752 Jy/beam ! Clean residual mean=-0.000003 rms=0.001739 Jy/beam ! Combined flux in latest and established models = 0.438957 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.438957 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=0.061992Jy sigma=0.471440 ! Fit after self-cal, rms=0.061934Jy sigma=0.470887 ! 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=0.857 mas, bmaj=1.864 mas, bpa=7.918 degrees ! Estimated noise=1.26718 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 = -0.00203026 Jy ! Component: 100 - total flux cleaned = -0.00235922 Jy ! Component: 150 - total flux cleaned = -0.00236298 Jy ! Component: 200 - total flux cleaned = -0.00237136 Jy ! Total flux subtracted in 200 components = -0.00237136 Jy ! Clean residual min=-0.009365 max=0.007416 Jy/beam ! Clean residual mean=0.000002 rms=0.001877 Jy/beam ! Combined flux in latest and established models = 0.436586 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.436586 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=0.061255Jy sigma=0.464973 ! Fit after self-cal, rms=0.061227Jy sigma=0.464755 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.857 x 1.864 at 7.918 degrees (North through East) ! Clean map min=-0.0086224 max=0.35171 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.93 KP 1.04 ! LA 1.04 MK 1.05 OV 0.95 PT 0.91 ! SC 1.02 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.94 KP 1.05 ! LA 1.05 MK 1.07 OV 0.93 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.95 KP 1.06 ! LA 1.03 MK 1.06 OV 0.95 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.95 KP 1.05 ! LA 1.05 MK 1.08 OV 0.96 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.95 KP 1.04 ! LA 1.05 MK 1.04 OV 0.95 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 0.96 KP 1.05 ! LA 1.05 MK 1.04 OV 0.96 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 KP 1.06 ! LA 1.03 MK 1.06 OV 0.96 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.95 KP 1.05 ! LA 1.04 MK 1.05 OV 0.95 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.94 KP 1.06 ! LA 1.04 MK 1.06 OV 0.95 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.95 KP 1.05 ! LA 1.05 MK 1.11 OV 0.98 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.94 KP 1.03 ! LA 1.05 MK 1.07 OV 0.95 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.95 KP 1.04 ! LA 1.04 MK 1.07 OV 0.94 PT 0.92 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.061227Jy sigma=0.464755 ! Fit after self-cal, rms=0.056337Jy sigma=0.421883 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.871 mas, bmaj=1.862 mas, bpa=8.193 degrees ! Estimated noise=1.27219 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 = 0.00168707 Jy ! Component: 100 - total flux cleaned = 0.00170638 Jy ! Component: 150 - total flux cleaned = 0.00153912 Jy ! Component: 200 - total flux cleaned = 0.00139507 Jy ! Total flux subtracted in 200 components = 0.00139507 Jy ! Clean residual min=-0.003760 max=0.003932 Jy/beam ! Clean residual mean=0.000004 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.437981 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.437981 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=0.055983Jy sigma=0.419462 ! Fit after self-cal, rms=0.055974Jy sigma=0.419246 ! 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=0.055974Jy sigma=0.419246 ! Fit after self-cal, rms=0.055238Jy sigma=0.411857 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8708 mas, bmaj=1.864 mas, bpa=8.054 degrees ! Estimated noise=1.27331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000337877 Jy ! Component: 100 - total flux cleaned = -0.000153887 Jy ! Component: 150 - total flux cleaned = -1.76639e-06 Jy ! Component: 200 - total flux cleaned = 4.35129e-05 Jy ! Total flux subtracted in 200 components = 4.35129e-05 Jy ! Clean residual min=-0.003288 max=0.003164 Jy/beam ! Clean residual mean=0.000006 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.438024 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.438024 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=0.055100Jy sigma=0.411059 ! Fit after self-cal, rms=0.055088Jy sigma=0.410946 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 = -0.000442359 Jy ! Component: 100 - total flux cleaned = -0.000486263 Jy ! Component: 150 - total flux cleaned = -0.00044766 Jy ! Component: 200 - total flux cleaned = -0.000413486 Jy ! Total flux subtracted in 200 components = -0.000413486 Jy ! Clean residual min=-0.003291 max=0.003052 Jy/beam ! Clean residual mean=0.000006 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.437611 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.437611 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=0.055024Jy sigma=0.410535 ! Fit after self-cal, rms=0.055018Jy sigma=0.410485 ! 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=0.055018Jy sigma=0.410485 ! Fit after self-cal, rms=0.055113Jy sigma=0.410358 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8715 mas, bmaj=1.864 mas, bpa=7.995 degrees ! Estimated noise=1.2748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00013882 Jy ! Component: 100 - total flux cleaned = -6.0361e-05 Jy ! Component: 150 - total flux cleaned = 1.11434e-05 Jy ! Component: 200 - total flux cleaned = 4.28788e-05 Jy ! Total flux subtracted in 200 components = 4.28788e-05 Jy ! Clean residual min=-0.003210 max=0.002964 Jy/beam ! Clean residual mean=0.000007 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.437654 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.437654 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=0.055050Jy sigma=0.410015 ! Fit after self-cal, rms=0.055047Jy sigma=0.409977 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 = -0.00021591 Jy ! Component: 100 - total flux cleaned = -0.000185083 Jy ! Component: 150 - total flux cleaned = -0.000155334 Jy ! Component: 200 - total flux cleaned = -0.000126782 Jy ! Total flux subtracted in 200 components = -0.000126782 Jy ! Clean residual min=-0.003198 max=0.002875 Jy/beam ! Clean residual mean=0.000007 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.437527 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 57 components and 0.437527 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=0.055007Jy sigma=0.409756 ! Fit after self-cal, rms=0.055005Jy sigma=0.409734 ! 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=0.055005Jy sigma=0.409734 ! Fit after self-cal, rms=0.055055Jy sigma=0.409681 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.267 mas, bmaj=2.736 mas, bpa=26.94 degrees ! Estimated noise=1.65046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000817413 Jy ! Component: 100 - total flux cleaned = 0.000789276 Jy ! Component: 150 - total flux cleaned = 0.000813402 Jy ! Component: 200 - total flux cleaned = 0.000834097 Jy ! Total flux subtracted in 200 components = 0.000834097 Jy ! Clean residual min=-0.003533 max=0.003995 Jy/beam ! Clean residual mean=0.000015 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.438361 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 62 components and 0.438361 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=0.055054Jy sigma=0.409712 ! Fit after self-cal, rms=0.055042Jy sigma=0.409658 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 = 0.000171333 Jy ! Component: 100 - total flux cleaned = 0.000168905 Jy ! Component: 150 - total flux cleaned = 0.000150679 Jy ! Component: 200 - total flux cleaned = 0.000133665 Jy ! Total flux subtracted in 200 components = 0.000133665 Jy ! Clean residual min=-0.003507 max=0.003873 Jy/beam ! Clean residual mean=0.000015 rms=0.000924 Jy/beam ! Combined flux in latest and established models = 0.438495 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 65 components and 0.438495 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=0.055039Jy sigma=0.409695 ! Fit after self-cal, rms=0.055035Jy sigma=0.409680 ! 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=0.8718 mas, bmaj=1.864 mas, bpa=7.934 degrees ! Estimated noise=1.27573 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8718 x 1.864 at 7.934 degrees (North through East) ! Clean map min=-0.0043292 max=0.35669 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=0.7058 mas, bmaj=1.642 mas, bpa=6.493 degrees ! Estimated noise=1.78531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.26209 Jy ! Component: 100 - total flux cleaned = 0.352918 Jy ! Component: 150 - total flux cleaned = 0.397862 Jy ! Component: 200 - total flux cleaned = 0.420402 Jy ! Total flux subtracted in 200 components = 0.420402 Jy ! Clean residual min=-0.006915 max=0.010365 Jy/beam ! Clean residual mean=0.000008 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.420402 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.420402 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8718 mas, bmaj=1.864 mas, bpa=7.934 degrees ! Estimated noise=1.27573 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 = 0.0110561 Jy ! Component: 100 - total flux cleaned = 0.0156993 Jy ! Component: 150 - total flux cleaned = 0.0168684 Jy ! Component: 200 - total flux cleaned = 0.0174827 Jy ! Total flux subtracted in 200 components = 0.0174827 Jy ! Clean residual min=-0.003656 max=0.004190 Jy/beam ! Clean residual mean=0.000006 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.437885 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.437885 Jy ! Inverting map ! Added new window around map position (-2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00315696 Jy ! Component: 100 - total flux cleaned = 0.00374603 Jy ! Component: 150 - total flux cleaned = 0.00394103 Jy ! Component: 200 - total flux cleaned = 0.0039426 Jy ! Total flux subtracted in 200 components = 0.0039426 Jy ! Clean residual min=-0.002983 max=0.002799 Jy/beam ! Clean residual mean=0.000004 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.441828 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.441828 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=2.267 mas, bmaj=2.736 mas, bpa=26.94 degrees ! Estimated noise=1.65046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000942688 Jy ! Component: 100 - total flux cleaned = 0.000749806 Jy ! Component: 150 - total flux cleaned = 0.000597934 Jy ! Component: 200 - total flux cleaned = 0.000597892 Jy ! Total flux subtracted in 200 components = 0.000597892 Jy ! Clean residual min=-0.002760 max=0.003009 Jy/beam ! Clean residual mean=0.000011 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.442425 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 = -2.14515e-06 Jy ! Component: 100 - total flux cleaned = -2.87262e-05 Jy ! Component: 150 - total flux cleaned = -5.20688e-05 Jy ! Component: 200 - total flux cleaned = -9.39116e-05 Jy ! Total flux subtracted in 200 components = -9.39116e-05 Jy ! Clean residual min=-0.002654 max=0.002990 Jy/beam ! Clean residual mean=0.000012 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 0.442332 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 69 components and 0.442332 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8718 mas, bmaj=1.864 mas, bpa=7.934 degrees ! Estimated noise=1.27573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000183734 Jy ! Component: 100 - total flux cleaned = -3.23324e-05 Jy ! Component: 150 - total flux cleaned = -3.35981e-05 Jy ! Component: 200 - total flux cleaned = -9.97402e-05 Jy ! Total flux subtracted in 200 components = -9.97402e-05 Jy ! Clean residual min=-0.002797 max=0.002681 Jy/beam ! Clean residual mean=0.000005 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.442232 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 0.442232 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=0.055292Jy sigma=0.410198 ! Fit after self-cal, rms=0.055249Jy sigma=0.409816 wmodel J1931+2243_X_i_map.mod ! Writing 78 model components to file: J1931+2243_X_i_map.mod wobs J1931+2243_X_i_uvs.fits ! Writing UV FITS file: J1931+2243_X_i_uvs.fits wwins J1931+2243_X_i_map.win ! wwins: Wrote 3 windows to J1931+2243_X_i_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 = -0.000316728 Jy ! Component: 100 - total flux cleaned = 0.000279065 Jy ! Component: 150 - total flux cleaned = 0.000805138 Jy ! Component: 200 - total flux cleaned = 0.00119311 Jy ! Component: 250 - total flux cleaned = 0.00164163 Jy ! Component: 300 - total flux cleaned = 0.0018225 Jy ! Component: 350 - total flux cleaned = 0.00203352 Jy ! Component: 400 - total flux cleaned = 0.0021012 Jy ! Component: 450 - total flux cleaned = 0.0021346 Jy ! Component: 500 - total flux cleaned = 0.00223297 Jy ! Component: 550 - total flux cleaned = 0.00235991 Jy ! Component: 600 - total flux cleaned = 0.00242178 Jy ! Component: 650 - total flux cleaned = 0.00257482 Jy ! Component: 700 - total flux cleaned = 0.00275361 Jy ! Component: 750 - total flux cleaned = 0.00278283 Jy ! Component: 800 - total flux cleaned = 0.00289763 Jy ! Component: 850 - total flux cleaned = 0.0030103 Jy ! Component: 900 - total flux cleaned = 0.00301065 Jy ! Component: 950 - total flux cleaned = 0.00314881 Jy ! Component: 1000 - total flux cleaned = 0.003257 Jy ! Component: 1050 - total flux cleaned = 0.00336363 Jy ! Component: 1100 - total flux cleaned = 0.00346896 Jy ! Component: 1150 - total flux cleaned = 0.00349468 Jy ! Component: 1200 - total flux cleaned = 0.00359709 Jy ! Component: 1250 - total flux cleaned = 0.0036224 Jy ! Component: 1300 - total flux cleaned = 0.00367242 Jy ! Component: 1350 - total flux cleaned = 0.00367261 Jy ! Component: 1400 - total flux cleaned = 0.00374637 Jy ! Component: 1450 - total flux cleaned = 0.00379423 Jy ! Component: 1500 - total flux cleaned = 0.00379453 Jy ! Component: 1550 - total flux cleaned = 0.00379441 Jy ! Component: 1600 - total flux cleaned = 0.00379437 Jy ! Component: 1650 - total flux cleaned = 0.00374837 Jy ! Component: 1700 - total flux cleaned = 0.00377124 Jy ! Component: 1750 - total flux cleaned = 0.00372631 Jy ! Component: 1800 - total flux cleaned = 0.00368171 Jy ! Component: 1850 - total flux cleaned = 0.00368192 Jy ! Component: 1900 - total flux cleaned = 0.00363806 Jy ! Component: 1950 - total flux cleaned = 0.00359515 Jy ! Component: 2000 - total flux cleaned = 0.00361667 Jy ! Component: 2050 - total flux cleaned = 0.00363804 Jy ! Component: 2100 - total flux cleaned = 0.00363802 Jy ! Component: 2150 - total flux cleaned = 0.00363786 Jy ! Component: 2200 - total flux cleaned = 0.00361712 Jy ! Component: 2250 - total flux cleaned = 0.00367852 Jy ! Component: 2300 - total flux cleaned = 0.00365772 Jy ! Component: 2350 - total flux cleaned = 0.00369761 Jy ! Component: 2400 - total flux cleaned = 0.00371742 Jy ! Component: 2450 - total flux cleaned = 0.00373743 Jy ! Component: 2500 - total flux cleaned = 0.00363933 Jy ! Component: 2550 - total flux cleaned = 0.00373659 Jy ! Component: 2600 - total flux cleaned = 0.00375586 Jy ! Component: 2650 - total flux cleaned = 0.00377499 Jy ! Component: 2700 - total flux cleaned = 0.00377463 Jy ! Component: 2750 - total flux cleaned = 0.00379341 Jy ! Component: 2800 - total flux cleaned = 0.00381199 Jy ! Component: 2850 - total flux cleaned = 0.0037564 Jy ! Component: 2900 - total flux cleaned = 0.00377485 Jy ! Component: 2950 - total flux cleaned = 0.00364693 Jy ! Component: 3000 - total flux cleaned = 0.00366498 Jy ! Component: 3050 - total flux cleaned = 0.00368309 Jy ! Component: 3100 - total flux cleaned = 0.00364719 Jy ! Component: 3150 - total flux cleaned = 0.00370041 Jy ! Component: 3200 - total flux cleaned = 0.00362953 Jy ! Component: 3250 - total flux cleaned = 0.00359434 Jy ! Component: 3300 - total flux cleaned = 0.00361189 Jy ! Component: 3350 - total flux cleaned = 0.00364658 Jy ! Component: 3400 - total flux cleaned = 0.00368117 Jy ! Component: 3450 - total flux cleaned = 0.00362995 Jy ! Component: 3500 - total flux cleaned = 0.00368111 Jy ! Component: 3550 - total flux cleaned = 0.00369771 Jy ! Component: 3600 - total flux cleaned = 0.00373126 Jy ! Component: 3650 - total flux cleaned = 0.00373116 Jy ! Component: 3700 - total flux cleaned = 0.00376441 Jy ! Component: 3750 - total flux cleaned = 0.00376439 Jy ! Component: 3800 - total flux cleaned = 0.00376457 Jy ! Component: 3850 - total flux cleaned = 0.00381338 Jy ! Component: 3900 - total flux cleaned = 0.00378113 Jy ! Component: 3950 - total flux cleaned = 0.00376524 Jy ! Component: 4000 - total flux cleaned = 0.00384518 Jy ! Component: 4050 - total flux cleaned = 0.00384522 Jy ! Total flux subtracted in 4096 components = 0.00379777 Jy ! Clean residual min=-0.000953 max=0.001123 Jy/beam ! Clean residual mean=0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.44603 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 373 components and 0.44603 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1931+2243_X_i_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8718 x 1.864 at 7.934 degrees (North through East) ! Clean map min=-0.0034402 max=0.35768 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1931+2243_X_i_map.fits wmodel /image_prod/ug002_uva//J1931+2243_X_i_map.mod ! Writing 373 model components to file: /image_prod/ug002_uva//J1931+2243_X_i_map.mod wobs /image_prod/ug002_uva//J1931+2243_X_i_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1931+2243_X_i_uvs.fits wwins /image_prod/ug002_uva//J1931+2243_X_i_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1931+2243_X_i_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.357676 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000258988 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.217225 0.217225 0.434451 0.868901 1.7378 3.47561 6.95121 13.9024 27.8048 55.6097 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.357 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1381.05 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1931+2243_X_i_dfm.log closed on Thu Mar 5 04:14:47 2020