! Started logfile: /image_prod/ug002_uva//J0442+2825_X_dfm.log on Wed Mar 4 20:27:20 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//J0442+2825_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0442+2825_X_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.918519 visibilities/baseline/integration-bin. ! Found source: J0442+2825 ! ! 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 35712 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 J0442+2825_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. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001916Jy sigma=10.148584 ! Fit after self-cal, rms=0.936456Jy sigma=9.470149 ! 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=0.6771 mas, bmaj=1.536 mas, bpa=3.38 degrees ! Estimated noise=0.889942 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 = 0.0472759 Jy ! Component: 100 - total flux cleaned = 0.0638271 Jy ! Total flux subtracted in 100 components = 0.0638271 Jy ! Clean residual min=-0.004471 max=0.007199 Jy/beam ! Clean residual mean=0.000001 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.0638271 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0638271 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=0.054109Jy sigma=0.538748 ! Fit after self-cal, rms=0.053465Jy sigma=0.532248 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00865347 Jy ! Component: 100 - total flux cleaned = 0.0135006 Jy ! Total flux subtracted in 100 components = 0.0135006 Jy ! Clean residual min=-0.004143 max=0.003367 Jy/beam ! Clean residual mean=-0.000001 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.0773277 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.0773277 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=0.051838Jy sigma=0.513827 ! Fit after self-cal, rms=0.051826Jy sigma=0.513583 ! 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=0.8927 mas, bmaj=1.877 mas, bpa=1.912 degrees ! Estimated noise=0.374599 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 = 0.00380614 Jy ! Component: 100 - total flux cleaned = 0.00575086 Jy ! Component: 150 - total flux cleaned = 0.00640412 Jy ! Component: 200 - total flux cleaned = 0.00657018 Jy ! Total flux subtracted in 200 components = 0.00657018 Jy ! Clean residual min=-0.003108 max=0.001701 Jy/beam ! Clean residual mean=-0.000002 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0838979 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.0838979 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=0.051570Jy sigma=0.510675 ! Fit after self-cal, rms=0.051561Jy sigma=0.510556 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8927 x 1.877 at 1.912 degrees (North through East) ! Clean map min=-0.0027398 max=0.063521 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 KP 0.98 LA 1.04 ! MK 1.00 NL 0.89 OV 1.02 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 KP 1.03 LA 0.98 ! MK 1.04 NL 0.91 OV 1.00 PT 1.00 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 KP 1.00 LA 1.03 ! MK 1.02 NL 0.95 OV 0.99 PT 0.97 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 KP 1.06 LA 1.01 ! MK 1.05 NL 0.97 OV 1.00 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 KP 1.02 LA 1.01 ! MK 1.03 NL 0.88 OV 1.02 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 KP 1.03 LA 1.03 ! MK 1.01 NL 0.85 OV 1.03 PT 1.05 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 KP 1.02 LA 1.02 ! MK 1.04 NL 0.89 OV 1.02 PT 1.05 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 KP 1.02 LA 1.04 ! MK 1.05 NL 0.92 OV 0.96 PT 1.03 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 KP 1.06 LA 1.01 ! MK 1.09 NL 0.86 OV 0.99 PT 1.07 ! SC 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 KP 1.01 LA 1.02 ! MK 1.05 NL 0.83 OV 1.04 PT 1.05 ! SC 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 1.04 LA 1.01 ! MK 0.97 NL 0.88 OV 1.00 PT 1.05 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 KP 1.02 LA 1.03 ! MK 1.01 NL 0.86 OV 1.03 PT 1.05 ! SC 0.89 ! ! ! Fit before self-cal, rms=0.051561Jy sigma=0.510556 ! Fit after self-cal, rms=0.049839Jy sigma=0.507689 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8879 mas, bmaj=1.865 mas, bpa=2.347 degrees ! Estimated noise=0.371104 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, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372476 Jy ! Component: 100 - total flux cleaned = 0.000452725 Jy ! Component: 150 - total flux cleaned = 0.000527632 Jy ! Component: 200 - total flux cleaned = 0.000561067 Jy ! Total flux subtracted in 200 components = 0.000561067 Jy ! Clean residual min=-0.001098 max=0.001190 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0844589 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.0844589 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=0.049774Jy sigma=0.507055 ! Fit after self-cal, rms=0.049890Jy sigma=0.506712 ! 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=0.049890Jy sigma=0.506712 ! Fit after self-cal, rms=0.049416Jy sigma=0.505317 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.882 mas, bmaj=1.84 mas, bpa=3.771 degrees ! Estimated noise=0.367561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0004858 Jy ! Component: 100 - total flux cleaned = 0.000592342 Jy ! Component: 150 - total flux cleaned = 0.000622453 Jy ! Component: 200 - total flux cleaned = 0.000622319 Jy ! Total flux subtracted in 200 components = 0.000622319 Jy ! Clean residual min=-0.001055 max=0.001130 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0850813 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.0850813 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=0.049376Jy sigma=0.504862 ! Fit after self-cal, rms=0.049419Jy sigma=0.504746 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 (4.2, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585191 Jy ! Component: 100 - total flux cleaned = 0.000613619 Jy ! Component: 150 - total flux cleaned = 0.000674242 Jy ! Component: 200 - total flux cleaned = 0.000702179 Jy ! Total flux subtracted in 200 components = 0.000702179 Jy ! Clean residual min=-0.001091 max=0.001046 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0857835 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.0857834 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=0.049379Jy sigma=0.504252 ! Fit after self-cal, rms=0.049378Jy sigma=0.504196 ! 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=0.049378Jy sigma=0.504196 ! Fit after self-cal, rms=0.049012Jy sigma=0.504056 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8732 mas, bmaj=1.814 mas, bpa=4.791 degrees ! Estimated noise=0.363414 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000455529 Jy ! Component: 100 - total flux cleaned = 0.000484545 Jy ! Component: 150 - total flux cleaned = 0.000537689 Jy ! Component: 200 - total flux cleaned = 0.000586271 Jy ! Total flux subtracted in 200 components = 0.000586271 Jy ! Clean residual min=-0.001000 max=0.000998 Jy/beam ! Clean residual mean=0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0863697 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 68 components and 0.0863697 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=0.048984Jy sigma=0.503716 ! Fit after self-cal, rms=0.048994Jy sigma=0.503676 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 = 0.000155145 Jy ! Component: 100 - total flux cleaned = 0.000179004 Jy ! Component: 150 - total flux cleaned = 0.000223124 Jy ! Component: 200 - total flux cleaned = 0.000222958 Jy ! Total flux subtracted in 200 components = 0.000222958 Jy ! Clean residual min=-0.000999 max=0.000970 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0865927 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 0.0865927 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=0.048977Jy sigma=0.503445 ! Fit after self-cal, rms=0.048977Jy sigma=0.503429 ! 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=0.048977Jy sigma=0.503429 ! Fit after self-cal, rms=0.048687Jy sigma=0.503388 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.136 mas, bmaj=2.859 mas, bpa=6.06 degrees ! Estimated noise=0.47576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000384963 Jy ! Component: 100 - total flux cleaned = 0.00042613 Jy ! Component: 150 - total flux cleaned = 0.000438126 Jy ! Component: 200 - total flux cleaned = 0.000417064 Jy ! Total flux subtracted in 200 components = 0.000417064 Jy ! Clean residual min=-0.001226 max=0.000915 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0870097 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.0870097 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=0.048688Jy sigma=0.503406 ! Fit after self-cal, rms=0.048688Jy sigma=0.503396 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 = 1.98085e-05 Jy ! Component: 100 - total flux cleaned = -2.06924e-05 Jy ! Component: 150 - total flux cleaned = -4.89852e-05 Jy ! Component: 200 - total flux cleaned = -6.69651e-05 Jy ! Total flux subtracted in 200 components = -6.69651e-05 Jy ! Clean residual min=-0.001199 max=0.000915 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0869428 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 88 components and 0.0869428 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=0.048687Jy sigma=0.503383 ! Fit after self-cal, rms=0.048685Jy sigma=0.503378 ! 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=0.8673 mas, bmaj=1.799 mas, bpa=5.299 degrees ! Estimated noise=0.36052 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8673 x 1.799 at 5.299 degrees (North through East) ! Clean map min=-0.0015022 max=0.060601 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=0.6613 mas, bmaj=1.481 mas, bpa=7.118 degrees ! Estimated noise=0.826391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0456747 Jy ! Component: 100 - total flux cleaned = 0.0636539 Jy ! Component: 150 - total flux cleaned = 0.0724052 Jy ! Component: 200 - total flux cleaned = 0.0777711 Jy ! Total flux subtracted in 200 components = 0.0777711 Jy ! Clean residual min=-0.002985 max=0.002910 Jy/beam ! Clean residual mean=0.000001 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.0777711 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0777711 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8673 mas, bmaj=1.799 mas, bpa=5.299 degrees ! Estimated noise=0.36052 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 = 0.00422556 Jy ! Component: 100 - total flux cleaned = 0.00658481 Jy ! Component: 150 - total flux cleaned = 0.00722798 Jy ! Component: 200 - total flux cleaned = 0.00775967 Jy ! Total flux subtracted in 200 components = 0.00775967 Jy ! Clean residual min=-0.001240 max=0.001358 Jy/beam ! Clean residual mean=0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0855308 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 37 components and 0.0855308 Jy ! Inverting map ! Added new window around map position (1.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00060846 Jy ! Component: 100 - total flux cleaned = 0.00091202 Jy ! Component: 150 - total flux cleaned = 0.0010898 Jy ! Component: 200 - total flux cleaned = 0.00133082 Jy ! Total flux subtracted in 200 components = 0.00133082 Jy ! Clean residual min=-0.001016 max=0.001099 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0868616 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 0.0868616 Jy ! Inverting map ! Added new window around map position (-14, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000776085 Jy ! Component: 100 - total flux cleaned = 0.000916208 Jy ! Component: 150 - total flux cleaned = 0.00101312 Jy ! Component: 200 - total flux cleaned = 0.0010741 Jy ! Total flux subtracted in 200 components = 0.0010741 Jy ! Clean residual min=-0.000944 max=0.000995 Jy/beam ! Clean residual mean=0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0879357 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 66 components and 0.0879357 Jy ! Inverting map ! Added new window around map position (24.8, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000488435 Jy ! Component: 100 - total flux cleaned = 0.000487418 Jy ! Component: 150 - total flux cleaned = 0.000486765 Jy ! Component: 200 - total flux cleaned = 0.00048741 Jy ! Total flux subtracted in 200 components = 0.00048741 Jy ! Clean residual min=-0.000861 max=0.000862 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0884231 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 80 components and 0.0884231 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=2.136 mas, bmaj=2.859 mas, bpa=6.06 degrees ! Estimated noise=0.47576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00014113 Jy ! Component: 100 - total flux cleaned = -0.000175455 Jy ! Component: 150 - total flux cleaned = -0.000131047 Jy ! Component: 200 - total flux cleaned = -0.000144619 Jy ! Total flux subtracted in 200 components = -0.000144619 Jy ! Clean residual min=-0.001056 max=0.000857 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0882785 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 = -3.1938e-07 Jy ! Component: 100 - total flux cleaned = 1.12043e-05 Jy ! Component: 150 - total flux cleaned = 4.32243e-05 Jy ! Component: 200 - total flux cleaned = 3.31026e-05 Jy ! Total flux subtracted in 200 components = 3.31026e-05 Jy ! Clean residual min=-0.001026 max=0.000829 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0883116 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 108 components and 0.0883116 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8673 mas, bmaj=1.799 mas, bpa=5.299 degrees ! Estimated noise=0.36052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.32437e-05 Jy ! Component: 100 - total flux cleaned = -8.64566e-05 Jy ! Component: 150 - total flux cleaned = -0.000125124 Jy ! Component: 200 - total flux cleaned = -0.000162072 Jy ! Total flux subtracted in 200 components = -0.000162072 Jy ! Clean residual min=-0.000802 max=0.000821 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0881495 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 122 components and 0.0881495 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=0.048637Jy sigma=0.502804 ! Fit after self-cal, rms=0.048627Jy sigma=0.502576 wmodel J0442+2825_X_map.mod ! Writing 122 model components to file: J0442+2825_X_map.mod wobs J0442+2825_X_uvs.fits ! Writing UV FITS file: J0442+2825_X_uvs.fits wwins J0442+2825_X_map.win ! wwins: Wrote 6 windows to J0442+2825_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 = -0.000314655 Jy ! Component: 100 - total flux cleaned = -0.000471481 Jy ! Component: 150 - total flux cleaned = -0.000607885 Jy ! Component: 200 - total flux cleaned = -0.000752747 Jy ! Component: 250 - total flux cleaned = -0.000905889 Jy ! Component: 300 - total flux cleaned = -0.000992731 Jy ! Component: 350 - total flux cleaned = -0.00111419 Jy ! Component: 400 - total flux cleaned = -0.00120913 Jy ! Component: 450 - total flux cleaned = -0.00129068 Jy ! Component: 500 - total flux cleaned = -0.0013939 Jy ! Component: 550 - total flux cleaned = -0.00150644 Jy ! Component: 600 - total flux cleaned = -0.00157266 Jy ! Component: 650 - total flux cleaned = -0.00162713 Jy ! Component: 700 - total flux cleaned = -0.00171285 Jy ! Component: 750 - total flux cleaned = -0.00176563 Jy ! Component: 800 - total flux cleaned = -0.0018383 Jy ! Component: 850 - total flux cleaned = -0.00187943 Jy ! Component: 900 - total flux cleaned = -0.00195035 Jy ! Component: 950 - total flux cleaned = -0.00202029 Jy ! Component: 1000 - total flux cleaned = -0.0020991 Jy ! Component: 1050 - total flux cleaned = -0.00212813 Jy ! Component: 1100 - total flux cleaned = -0.0021572 Jy ! Component: 1150 - total flux cleaned = -0.00220464 Jy ! Component: 1200 - total flux cleaned = -0.00222343 Jy ! Component: 1250 - total flux cleaned = -0.00227927 Jy ! Component: 1300 - total flux cleaned = -0.00229785 Jy ! Component: 1350 - total flux cleaned = -0.00235242 Jy ! Component: 1400 - total flux cleaned = -0.00237949 Jy ! Component: 1450 - total flux cleaned = -0.00240621 Jy ! Component: 1500 - total flux cleaned = -0.00243271 Jy ! Component: 1550 - total flux cleaned = -0.00246762 Jy ! Component: 1600 - total flux cleaned = -0.00247632 Jy ! Component: 1650 - total flux cleaned = -0.00251912 Jy ! Component: 1700 - total flux cleaned = -0.002536 Jy ! Component: 1750 - total flux cleaned = -0.00256978 Jy ! Component: 1800 - total flux cleaned = -0.00260315 Jy ! Component: 1850 - total flux cleaned = -0.00264446 Jy ! Component: 1900 - total flux cleaned = -0.00267721 Jy ! Component: 1950 - total flux cleaned = -0.00268536 Jy ! Component: 2000 - total flux cleaned = -0.00274986 Jy ! Component: 2050 - total flux cleaned = -0.0027818 Jy ! Component: 2100 - total flux cleaned = -0.00276597 Jy ! Component: 2150 - total flux cleaned = -0.00280526 Jy ! Component: 2200 - total flux cleaned = -0.00282868 Jy ! Component: 2250 - total flux cleaned = -0.00284419 Jy ! Component: 2300 - total flux cleaned = -0.0028442 Jy ! Component: 2350 - total flux cleaned = -0.0028518 Jy ! Component: 2400 - total flux cleaned = -0.0028518 Jy ! Component: 2450 - total flux cleaned = -0.0028819 Jy ! Component: 2500 - total flux cleaned = -0.00288941 Jy ! Component: 2550 - total flux cleaned = -0.00290418 Jy ! Component: 2600 - total flux cleaned = -0.00288208 Jy ! Component: 2650 - total flux cleaned = -0.0028894 Jy ! Component: 2700 - total flux cleaned = -0.00288944 Jy ! Component: 2750 - total flux cleaned = -0.00288955 Jy ! Component: 2800 - total flux cleaned = -0.00292541 Jy ! Component: 2850 - total flux cleaned = -0.00292539 Jy ! Component: 2900 - total flux cleaned = -0.0029254 Jy ! Component: 2950 - total flux cleaned = -0.00293247 Jy ! Component: 3000 - total flux cleaned = -0.00291862 Jy ! Component: 3050 - total flux cleaned = -0.00293939 Jy ! Component: 3100 - total flux cleaned = -0.00296003 Jy ! Component: 3150 - total flux cleaned = -0.00293267 Jy ! Component: 3200 - total flux cleaned = -0.00295314 Jy ! Component: 3250 - total flux cleaned = -0.00295314 Jy ! Component: 3300 - total flux cleaned = -0.00297998 Jy ! Component: 3350 - total flux cleaned = -0.00293994 Jy ! Component: 3400 - total flux cleaned = -0.00293331 Jy ! Component: 3450 - total flux cleaned = -0.00296625 Jy ! Component: 3500 - total flux cleaned = -0.0029531 Jy ! Component: 3550 - total flux cleaned = -0.00295967 Jy ! Component: 3600 - total flux cleaned = -0.00297258 Jy ! Component: 3650 - total flux cleaned = -0.00294683 Jy ! Component: 3700 - total flux cleaned = -0.00297887 Jy ! Component: 3750 - total flux cleaned = -0.00295975 Jy ! Component: 3800 - total flux cleaned = -0.00297241 Jy ! Component: 3850 - total flux cleaned = -0.00299131 Jy ! Component: 3900 - total flux cleaned = -0.0029913 Jy ! Component: 3950 - total flux cleaned = -0.00302866 Jy ! Component: 4000 - total flux cleaned = -0.00303485 Jy ! Component: 4050 - total flux cleaned = -0.00303485 Jy ! Total flux subtracted in 4096 components = -0.00304709 Jy ! Clean residual min=-0.000360 max=0.000354 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0851024 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 441 components and 0.0851024 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0442+2825_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8673 x 1.799 at 5.299 degrees (North through East) ! Clean map min=-0.00087798 max=0.060084 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0442+2825_X_map.fits wmodel /image_prod/ug002_uva//J0442+2825_X_map.mod ! Writing 441 model components to file: /image_prod/ug002_uva//J0442+2825_X_map.mod wobs /image_prod/ug002_uva//J0442+2825_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0442+2825_X_uvs.fits wwins /image_prod/ug002_uva//J0442+2825_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0442+2825_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0600838 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105265 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.52559 0.52559 1.05118 2.10236 4.20472 8.40944 16.8189 33.6378 67.2755 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.06 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 570.787 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0442+2825_X_dfm.log closed on Wed Mar 4 20:27:25 2020