! Started logfile: /image_prod/ug002_uva//J1018+5911_X_dfm.log on Wed Mar 4 23:30:32 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//J1018+5911_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1018+5911_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888889 visibilities/baseline/integration-bin. ! Found source: J1018+5911 ! ! 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 23040 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 J1018+5911_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002352Jy sigma=9.025002 ! Fit after self-cal, rms=0.968646Jy sigma=8.721009 ! 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=0.7643 mas, bmaj=0.9895 mas, bpa=-5.467 degrees ! Estimated noise=1.06373 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 = 0.0259798 Jy ! Component: 100 - total flux cleaned = 0.0316526 Jy ! Total flux subtracted in 100 components = 0.0316526 Jy ! Clean residual min=-0.002287 max=0.002201 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.0316526 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0316526 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=0.056408Jy sigma=0.468935 ! Fit after self-cal, rms=0.054540Jy sigma=0.451569 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00387368 Jy ! Component: 100 - total flux cleaned = 0.00507602 Jy ! Total flux subtracted in 100 components = 0.00507602 Jy ! Clean residual min=-0.002229 max=0.002281 Jy/beam ! Clean residual mean=0.000001 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.0367286 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.0367286 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=0.054339Jy sigma=0.449897 ! Fit after self-cal, rms=0.054343Jy sigma=0.449867 ! 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=0.9731 mas, bmaj=1.257 mas, bpa=-5.297 degrees ! Estimated noise=0.52699 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 = 0.000131071 Jy ! Component: 100 - total flux cleaned = 0.000118866 Jy ! Component: 150 - total flux cleaned = 0.000118488 Jy ! Component: 200 - total flux cleaned = 0.00010817 Jy ! Total flux subtracted in 200 components = 0.00010817 Jy ! Clean residual min=-0.001210 max=0.001224 Jy/beam ! Clean residual mean=0.000004 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0368368 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.0368368 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=0.054337Jy sigma=0.449819 ! Fit after self-cal, rms=0.054335Jy sigma=0.449791 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9731 x 1.257 at -5.297 degrees (North through East) ! Clean map min=-0.0011277 max=0.036005 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 1.07 KP 1.09 ! LA 1.07 MK 1.10 OV 0.99 PT 0.97 ! SC 0.85 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.94 KP 1.09 ! LA 1.15 MK 1.14 OV 0.95 PT 0.96 ! SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.10 HN 0.99 KP 1.04 ! LA 1.09 MK 1.16 OV 0.93 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.95 KP 1.02 ! LA 1.08 MK 1.08 OV 0.92 PT 0.99 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.07 HN 1.02 KP 1.19 ! LA 1.00 MK 1.06 OV 0.97 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.11 HN 0.95 KP 1.05 ! LA 1.12 MK 1.12 OV 0.85 PT 1.03 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.10 HN 0.99 KP 1.00 ! LA 1.12 MK 1.15 OV 0.95 PT 0.93 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.94 KP 1.10 ! LA 1.03 MK 1.09 OV 0.97 PT 0.85 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.97 KP 1.07 ! LA 1.07 MK 1.11 OV 0.99 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.94 KP 1.05 ! LA 1.03 MK 1.05 OV 1.02 PT 0.83 ! SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HN 0.98 KP 1.10 ! LA 1.00 MK 1.01 OV 0.92 PT 0.90 ! SC 0.80 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.85 KP 1.06 ! LA 0.99 MK 1.00 OV 0.88 PT 0.87 ! SC 0.86 ! ! ! Fit before self-cal, rms=0.054335Jy sigma=0.449791 ! Fit after self-cal, rms=0.052789Jy sigma=0.448362 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9781 mas, bmaj=1.254 mas, bpa=-3.709 degrees ! Estimated noise=0.527163 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 = 0.000110752 Jy ! Component: 100 - total flux cleaned = 0.000109872 Jy ! Component: 150 - total flux cleaned = 0.000110564 Jy ! Component: 200 - total flux cleaned = 0.000110706 Jy ! Total flux subtracted in 200 components = 0.000110706 Jy ! Clean residual min=-0.001070 max=0.001238 Jy/beam ! Clean residual mean=0.000003 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0369475 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 20 components and 0.0369475 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=0.052785Jy sigma=0.448331 ! Fit after self-cal, rms=0.052781Jy sigma=0.448023 ! 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=0.052781Jy sigma=0.448023 ! Fit after self-cal, rms=0.053738Jy sigma=0.446130 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9806 mas, bmaj=1.254 mas, bpa=-3.89 degrees ! Estimated noise=0.527295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118273 Jy ! Component: 100 - total flux cleaned = 0.000151175 Jy ! Component: 150 - total flux cleaned = 0.000157898 Jy ! Component: 200 - total flux cleaned = 0.000176299 Jy ! Total flux subtracted in 200 components = 0.000176299 Jy ! Clean residual min=-0.000949 max=0.001047 Jy/beam ! Clean residual mean=0.000003 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0371238 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.0371238 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=0.053735Jy sigma=0.446109 ! Fit after self-cal, rms=0.053841Jy sigma=0.445727 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 (11.8, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000863649 Jy ! Component: 100 - total flux cleaned = 0.000956118 Jy ! Component: 150 - total flux cleaned = 0.000970482 Jy ! Component: 200 - total flux cleaned = 0.000957082 Jy ! Total flux subtracted in 200 components = 0.000957082 Jy ! Clean residual min=-0.000933 max=0.000915 Jy/beam ! Clean residual mean=0.000002 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0380809 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 0.0380809 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=0.053822Jy sigma=0.445591 ! Fit after self-cal, rms=0.053821Jy sigma=0.445553 ! 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=0.053821Jy sigma=0.445553 ! Fit after self-cal, rms=0.054349Jy sigma=0.445403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9799 mas, bmaj=1.251 mas, bpa=-3.923 degrees ! Estimated noise=0.526465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000528403 Jy ! Component: 100 - total flux cleaned = 0.000542029 Jy ! Component: 150 - total flux cleaned = 0.000554821 Jy ! Component: 200 - total flux cleaned = 0.000566433 Jy ! Total flux subtracted in 200 components = 0.000566433 Jy ! Clean residual min=-0.000917 max=0.000943 Jy/beam ! Clean residual mean=0.000002 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0386473 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 46 components and 0.0386473 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=0.054338Jy sigma=0.445335 ! Fit after self-cal, rms=0.054376Jy sigma=0.445285 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 (-51, -42.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000739094 Jy ! Component: 100 - total flux cleaned = 0.000927395 Jy ! Component: 150 - total flux cleaned = 0.00101821 Jy ! Component: 200 - total flux cleaned = 0.00108579 Jy ! Total flux subtracted in 200 components = 0.00108579 Jy ! Clean residual min=-0.000919 max=0.000908 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0397331 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.0397331 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=0.054359Jy sigma=0.445167 ! Fit after self-cal, rms=0.054360Jy sigma=0.445127 ! 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=0.054360Jy sigma=0.445127 ! Fit after self-cal, rms=0.054517Jy sigma=0.445098 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.399 mas, bmaj=2.648 mas, bpa=46.39 degrees ! Estimated noise=0.690166 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000475939 Jy ! Component: 100 - total flux cleaned = 0.000642351 Jy ! Component: 150 - total flux cleaned = 0.000733384 Jy ! Component: 200 - total flux cleaned = 0.000792163 Jy ! Total flux subtracted in 200 components = 0.000792163 Jy ! Clean residual min=-0.001000 max=0.001081 Jy/beam ! Clean residual mean=0.000004 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0405253 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 64 components and 0.0405253 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=0.054514Jy sigma=0.445077 ! Fit after self-cal, rms=0.054525Jy sigma=0.445057 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 = 0.00019468 Jy ! Component: 100 - total flux cleaned = 0.000280545 Jy ! Component: 150 - total flux cleaned = 0.000335857 Jy ! Component: 200 - total flux cleaned = 0.00037051 Jy ! Total flux subtracted in 200 components = 0.00037051 Jy ! Clean residual min=-0.001011 max=0.001100 Jy/beam ! Clean residual mean=0.000003 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0408958 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 66 components and 0.0408958 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=0.054524Jy sigma=0.445055 ! Fit after self-cal, rms=0.054526Jy sigma=0.445047 ! 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=0.9804 mas, bmaj=1.251 mas, bpa=-4.271 degrees ! Estimated noise=0.526548 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9804 x 1.251 at -4.271 degrees (North through East) ! Clean map min=-0.00085031 max=0.03572 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=0.7712 mas, bmaj=0.9868 mas, bpa=-3.329 degrees ! Estimated noise=1.05883 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282986 Jy ! Component: 100 - total flux cleaned = 0.0345036 Jy ! Component: 150 - total flux cleaned = 0.0368129 Jy ! Component: 200 - total flux cleaned = 0.0377747 Jy ! Total flux subtracted in 200 components = 0.0377747 Jy ! Clean residual min=-0.001994 max=0.002144 Jy/beam ! Clean residual mean=0.000000 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.0377747 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0377747 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9804 mas, bmaj=1.251 mas, bpa=-4.271 degrees ! Estimated noise=0.526548 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148841 Jy ! Component: 100 - total flux cleaned = 0.0023589 Jy ! Component: 150 - total flux cleaned = 0.00276728 Jy ! Component: 200 - total flux cleaned = 0.00292775 Jy ! Total flux subtracted in 200 components = 0.00292775 Jy ! Clean residual min=-0.000950 max=0.000896 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0407024 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 38 components and 0.0407024 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=2.399 mas, bmaj=2.648 mas, bpa=46.39 degrees ! Estimated noise=0.690166 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464079 Jy ! Component: 100 - total flux cleaned = 0.000621779 Jy ! Component: 150 - total flux cleaned = 0.00074027 Jy ! Component: 200 - total flux cleaned = 0.000805611 Jy ! Total flux subtracted in 200 components = 0.000805611 Jy ! Clean residual min=-0.000962 max=0.001101 Jy/beam ! Clean residual mean=0.000003 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.041508 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 = 4.93521e-05 Jy ! Component: 100 - total flux cleaned = 7.94606e-05 Jy ! Component: 150 - total flux cleaned = 0.000100819 Jy ! Component: 200 - total flux cleaned = 0.000127376 Jy ! Total flux subtracted in 200 components = 0.000127376 Jy ! Clean residual min=-0.000975 max=0.001105 Jy/beam ! Clean residual mean=0.000003 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0416354 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 59 components and 0.0416354 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9804 mas, bmaj=1.251 mas, bpa=-4.271 degrees ! Estimated noise=0.526548 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000224387 Jy ! Component: 100 - total flux cleaned = -0.000207838 Jy ! Component: 150 - total flux cleaned = -0.000208333 Jy ! Component: 200 - total flux cleaned = -0.000194739 Jy ! Total flux subtracted in 200 components = -0.000194739 Jy ! Clean residual min=-0.000934 max=0.000968 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0414407 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.0414407 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=0.054516Jy sigma=0.444997 ! Fit after self-cal, rms=0.054516Jy sigma=0.444969 wmodel J1018+5911_X_map.mod ! Writing 73 model components to file: J1018+5911_X_map.mod wobs J1018+5911_X_uvs.fits ! Writing UV FITS file: J1018+5911_X_uvs.fits wwins J1018+5911_X_map.win ! wwins: Wrote 4 windows to J1018+5911_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 = 6.49557e-05 Jy ! Component: 100 - total flux cleaned = 0.000189323 Jy ! Component: 150 - total flux cleaned = 0.000293595 Jy ! Component: 200 - total flux cleaned = 0.000394896 Jy ! Component: 250 - total flux cleaned = 0.000437181 Jy ! Component: 300 - total flux cleaned = 0.000492456 Jy ! Component: 350 - total flux cleaned = 0.000533321 Jy ! Component: 400 - total flux cleaned = 0.000586438 Jy ! Component: 450 - total flux cleaned = 0.000573477 Jy ! Component: 500 - total flux cleaned = 0.000663708 Jy ! Component: 550 - total flux cleaned = 0.00071457 Jy ! Component: 600 - total flux cleaned = 0.000826992 Jy ! Component: 650 - total flux cleaned = 0.000888759 Jy ! Component: 700 - total flux cleaned = 0.000998411 Jy ! Component: 750 - total flux cleaned = 0.00107072 Jy ! Component: 800 - total flux cleaned = 0.0011777 Jy ! Component: 850 - total flux cleaned = 0.00123634 Jy ! Component: 900 - total flux cleaned = 0.00134101 Jy ! Component: 950 - total flux cleaned = 0.00139838 Jy ! Component: 1000 - total flux cleaned = 0.00147812 Jy ! Component: 1050 - total flux cleaned = 0.00155685 Jy ! Component: 1100 - total flux cleaned = 0.00165686 Jy ! Component: 1150 - total flux cleaned = 0.00168995 Jy ! Component: 1200 - total flux cleaned = 0.00174461 Jy ! Component: 1250 - total flux cleaned = 0.00182012 Jy ! Component: 1300 - total flux cleaned = 0.00184158 Jy ! Component: 1350 - total flux cleaned = 0.00190538 Jy ! Component: 1400 - total flux cleaned = 0.00193685 Jy ! Component: 1450 - total flux cleaned = 0.00197875 Jy ! Component: 1500 - total flux cleaned = 0.00209254 Jy ! Component: 1550 - total flux cleaned = 0.00206188 Jy ! Component: 1600 - total flux cleaned = 0.00210253 Jy ! Component: 1650 - total flux cleaned = 0.00207224 Jy ! Component: 1700 - total flux cleaned = 0.00210244 Jy ! Component: 1750 - total flux cleaned = 0.00214228 Jy ! Component: 1800 - total flux cleaned = 0.00215217 Jy ! Component: 1850 - total flux cleaned = 0.00215217 Jy ! Component: 1900 - total flux cleaned = 0.00215213 Jy ! Component: 1950 - total flux cleaned = 0.00218122 Jy ! Component: 2000 - total flux cleaned = 0.0022004 Jy ! Component: 2050 - total flux cleaned = 0.00219069 Jy ! Component: 2100 - total flux cleaned = 0.00222877 Jy ! Component: 2150 - total flux cleaned = 0.00217206 Jy ! Component: 2200 - total flux cleaned = 0.00219084 Jy ! Component: 2250 - total flux cleaned = 0.00220946 Jy ! Component: 2300 - total flux cleaned = 0.00217243 Jy ! Component: 2350 - total flux cleaned = 0.00214487 Jy ! Component: 2400 - total flux cleaned = 0.00220912 Jy ! Component: 2450 - total flux cleaned = 0.00220003 Jy ! Component: 2500 - total flux cleaned = 0.00220008 Jy ! Component: 2550 - total flux cleaned = 0.00222719 Jy ! Component: 2600 - total flux cleaned = 0.00226305 Jy ! Component: 2650 - total flux cleaned = 0.00225412 Jy ! Component: 2700 - total flux cleaned = 0.00225415 Jy ! Component: 2750 - total flux cleaned = 0.0022453 Jy ! Component: 2800 - total flux cleaned = 0.00228923 Jy ! Component: 2850 - total flux cleaned = 0.00228048 Jy ! Component: 2900 - total flux cleaned = 0.00228917 Jy ! Component: 2950 - total flux cleaned = 0.00227181 Jy ! Component: 3000 - total flux cleaned = 0.00230626 Jy ! Component: 3050 - total flux cleaned = 0.00229771 Jy ! Component: 3100 - total flux cleaned = 0.00230625 Jy ! Component: 3150 - total flux cleaned = 0.00230632 Jy ! Component: 3200 - total flux cleaned = 0.00232313 Jy ! Component: 3250 - total flux cleaned = 0.00234 Jy ! Component: 3300 - total flux cleaned = 0.00232323 Jy ! Component: 3350 - total flux cleaned = 0.00238146 Jy ! Component: 3400 - total flux cleaned = 0.00238145 Jy ! Component: 3450 - total flux cleaned = 0.00238145 Jy ! Component: 3500 - total flux cleaned = 0.00242244 Jy ! Component: 3550 - total flux cleaned = 0.0024469 Jy ! Component: 3600 - total flux cleaned = 0.00248752 Jy ! Component: 3650 - total flux cleaned = 0.00246329 Jy ! Component: 3700 - total flux cleaned = 0.00247125 Jy ! Component: 3750 - total flux cleaned = 0.00249538 Jy ! Component: 3800 - total flux cleaned = 0.00249544 Jy ! Component: 3850 - total flux cleaned = 0.00251131 Jy ! Component: 3900 - total flux cleaned = 0.00251127 Jy ! Component: 3950 - total flux cleaned = 0.00252701 Jy ! Component: 4000 - total flux cleaned = 0.00255841 Jy ! Component: 4050 - total flux cleaned = 0.00255842 Jy ! Total flux subtracted in 4096 components = 0.00258174 Jy ! Clean residual min=-0.000460 max=0.000435 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0440224 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 371 components and 0.0440224 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1018+5911_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9804 x 1.251 at -4.271 degrees (North through East) ! Clean map min=-0.00084204 max=0.035526 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1018+5911_X_map.fits wmodel /image_prod/ug002_uva//J1018+5911_X_map.mod ! Writing 371 model components to file: /image_prod/ug002_uva//J1018+5911_X_map.mod wobs /image_prod/ug002_uva//J1018+5911_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1018+5911_X_uvs.fits wwins /image_prod/ug002_uva//J1018+5911_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1018+5911_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0355257 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129363 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09242 1.09242 2.18484 4.36967 8.73935 17.4787 34.9574 69.9148 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 274.62 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1018+5911_X_dfm.log closed on Wed Mar 4 23:30:36 2020