! Started logfile: /image_prod/ug002_uva//J0407+6821_X_dfm.log on Wed Mar 4 20:11:55 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//J0407+6821_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0407+6821_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.845926 visibilities/baseline/integration-bin. ! Found source: J0407+6821 ! ! 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 27408 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 J0407+6821_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 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 50 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.041301Jy sigma=8.694410 ! Fit after self-cal, rms=0.725078Jy sigma=6.080209 ! 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=0.7109 mas, bmaj=1.359 mas, bpa=38.36 degrees ! Estimated noise=1.22798 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 = 0.213057 Jy ! Component: 100 - total flux cleaned = 0.259629 Jy ! Total flux subtracted in 100 components = 0.259629 Jy ! Clean residual min=-0.008185 max=0.016194 Jy/beam ! Clean residual mean=0.000004 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.259629 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.259629 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=0.071563Jy sigma=0.564231 ! Fit after self-cal, rms=0.071560Jy sigma=0.564209 ! Inverting map ! Added new window around map position (-1.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0161717 Jy ! Component: 100 - total flux cleaned = 0.0248852 Jy ! Total flux subtracted in 100 components = 0.0248852 Jy ! Clean residual min=-0.007859 max=0.009451 Jy/beam ! Clean residual mean=0.000001 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 0.284514 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.284514 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=0.067197Jy sigma=0.529954 ! Fit after self-cal, rms=0.066944Jy sigma=0.527953 ! 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=0.9577 mas, bmaj=1.628 mas, bpa=38.62 degrees ! Estimated noise=0.518899 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 (2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107013 Jy ! Component: 100 - total flux cleaned = 0.0174669 Jy ! Component: 150 - total flux cleaned = 0.020465 Jy ! Component: 200 - total flux cleaned = 0.022586 Jy ! Total flux subtracted in 200 components = 0.022586 Jy ! Clean residual min=-0.006412 max=0.007098 Jy/beam ! Clean residual mean=-0.000003 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.3071 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 31 components and 0.3071 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=0.064875Jy sigma=0.510184 ! Fit after self-cal, rms=0.064849Jy sigma=0.509947 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9577 x 1.628 at 38.62 degrees (North through East) ! Clean map min=-0.0060477 max=0.2686 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.03 KP 1.05 ! LA 1.05 MK 1.06 NL 1.19 OV 0.95 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 1.01 KP 1.03 ! LA 1.06 MK 1.05 NL 1.18 OV 0.95 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.98 KP 1.05 ! LA 1.07 MK 1.04 NL 1.16 OV 0.95 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.00 KP 1.05 ! LA 1.04 MK 1.09 NL 1.18 OV 0.96 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.99 KP 1.04 ! LA 1.04 MK 1.04 NL 1.15 OV 0.95 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.01 KP 1.03 ! LA 1.07 MK 1.04 NL 1.15 OV 0.97 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 0.98 KP 1.03 ! LA 1.06 MK 1.05 NL 1.15 OV 0.97 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 1.01 KP 1.05 ! LA 1.04 MK 1.05 NL 1.16 OV 0.96 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.98 KP 1.03 ! LA 1.04 MK 1.07 NL 1.17 OV 0.94 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.03 KP 1.02 ! LA 1.05 MK 1.05 NL 1.15 OV 0.96 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.98 KP 1.04 ! LA 1.05 MK 1.01 NL 1.14 OV 0.96 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.01 KP 1.03 ! LA 1.05 MK 1.01 NL 1.16 OV 0.95 ! PT 0.94 SC 0.91 ! ! ! Fit before self-cal, rms=0.064849Jy sigma=0.509947 ! Fit after self-cal, rms=0.058369Jy sigma=0.464110 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9525 mas, bmaj=1.615 mas, bpa=38.85 degrees ! Estimated noise=0.520559 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 = -0.00142228 Jy ! Component: 100 - total flux cleaned = -0.00211849 Jy ! Component: 150 - total flux cleaned = -0.00270113 Jy ! Component: 200 - total flux cleaned = -0.00332678 Jy ! Total flux subtracted in 200 components = -0.00332678 Jy ! Clean residual min=-0.002364 max=0.002309 Jy/beam ! Clean residual mean=-0.000001 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.303774 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.303774 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=0.058082Jy sigma=0.461810 ! Fit after self-cal, rms=0.058066Jy sigma=0.461668 ! 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=0.058066Jy sigma=0.461668 ! Fit after self-cal, rms=0.057655Jy sigma=0.455802 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9526 mas, bmaj=1.612 mas, bpa=39.31 degrees ! Estimated noise=0.521626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00048269 Jy ! Component: 100 - total flux cleaned = -0.000696349 Jy ! Component: 150 - total flux cleaned = -0.000788234 Jy ! Component: 200 - total flux cleaned = -0.0007883 Jy ! Total flux subtracted in 200 components = -0.0007883 Jy ! Clean residual min=-0.001425 max=0.001546 Jy/beam ! Clean residual mean=-0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.302985 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 0.302985 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=0.057560Jy sigma=0.455049 ! Fit after self-cal, rms=0.057562Jy sigma=0.455002 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 (-8.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000392936 Jy ! Component: 100 - total flux cleaned = 0.000147128 Jy ! Component: 150 - total flux cleaned = 4.91222e-06 Jy ! Component: 200 - total flux cleaned = -9.45335e-05 Jy ! Total flux subtracted in 200 components = -9.45335e-05 Jy ! Clean residual min=-0.001394 max=0.001432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.302891 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 68 components and 0.302891 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=0.057503Jy sigma=0.454562 ! Fit after self-cal, rms=0.057501Jy sigma=0.454544 ! Inverting map ! Added new window around map position (6.4, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000455053 Jy ! Component: 100 - total flux cleaned = 0.000224711 Jy ! Component: 150 - total flux cleaned = 5.73328e-05 Jy ! Component: 200 - total flux cleaned = -0.000127671 Jy ! Total flux subtracted in 200 components = -0.000127671 Jy ! Clean residual min=-0.001333 max=0.001385 Jy/beam ! Clean residual mean=-0.000001 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.302763 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 82 components and 0.302763 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=0.057450Jy sigma=0.454169 ! Fit after self-cal, rms=0.057448Jy sigma=0.454162 ! Inverting map ! Added new window around map position (-22, -32.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292543 Jy ! Component: 100 - total flux cleaned = 0.0001581 Jy ! Component: 150 - total flux cleaned = 6.80601e-05 Jy ! Component: 200 - total flux cleaned = -4.46613e-05 Jy ! Total flux subtracted in 200 components = -4.46613e-05 Jy ! Clean residual min=-0.001254 max=0.001230 Jy/beam ! Clean residual mean=-0.000001 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.302718 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 93 components and 0.302718 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=0.057405Jy sigma=0.453828 ! Fit after self-cal, rms=0.057403Jy sigma=0.453817 ! 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=0.057403Jy sigma=0.453817 ! Fit after self-cal, rms=0.057388Jy sigma=0.453678 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9517 mas, bmaj=1.61 mas, bpa=39.32 degrees ! Estimated noise=0.521977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.00964e-06 Jy ! Component: 100 - total flux cleaned = 3.67491e-05 Jy ! Component: 150 - total flux cleaned = 3.7515e-05 Jy ! Component: 200 - total flux cleaned = -1.72629e-05 Jy ! Total flux subtracted in 200 components = -1.72629e-05 Jy ! Clean residual min=-0.001198 max=0.001134 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.302701 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 99 components and 0.302701 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=0.057357Jy sigma=0.453447 ! Fit after self-cal, rms=0.057357Jy sigma=0.453446 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 = -0.000129609 Jy ! Component: 100 - total flux cleaned = -0.000154101 Jy ! Component: 150 - total flux cleaned = -0.000224135 Jy ! Component: 200 - total flux cleaned = -0.000289911 Jy ! Total flux subtracted in 200 components = -0.000289911 Jy ! Clean residual min=-0.001173 max=0.001121 Jy/beam ! Clean residual mean=-0.000001 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.302411 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 106 components and 0.302411 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=0.057339Jy sigma=0.453315 ! Fit after self-cal, rms=0.057339Jy sigma=0.453314 ! 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=0.057339Jy sigma=0.453314 ! Fit after self-cal, rms=0.057351Jy sigma=0.453278 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.273 mas, bmaj=2.683 mas, bpa=61.5 degrees ! Estimated noise=0.665301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000217196 Jy ! Component: 100 - total flux cleaned = 0.000295193 Jy ! Component: 150 - total flux cleaned = 0.00029619 Jy ! Component: 200 - total flux cleaned = 0.000351493 Jy ! Total flux subtracted in 200 components = 0.000351493 Jy ! Clean residual min=-0.001556 max=0.001447 Jy/beam ! Clean residual mean=-0.000003 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.302763 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 115 components and 0.302763 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=0.057347Jy sigma=0.453253 ! Fit after self-cal, rms=0.057347Jy sigma=0.453249 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 = 9.80248e-05 Jy ! Component: 100 - total flux cleaned = 0.000162231 Jy ! Component: 150 - total flux cleaned = 0.00022156 Jy ! Component: 200 - total flux cleaned = 0.000262585 Jy ! Total flux subtracted in 200 components = 0.000262585 Jy ! Clean residual min=-0.001520 max=0.001422 Jy/beam ! Clean residual mean=-0.000003 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.303025 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.303025 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=0.057346Jy sigma=0.453244 ! Fit after self-cal, rms=0.057346Jy sigma=0.453243 ! 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=0.9509 mas, bmaj=1.61 mas, bpa=39.31 degrees ! Estimated noise=0.522328 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9509 x 1.61 at 39.31 degrees (North through East) ! Clean map min=-0.001994 max=0.27192 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=0.7067 mas, bmaj=1.344 mas, bpa=39.2 degrees ! Estimated noise=1.22645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.212715 Jy ! Component: 100 - total flux cleaned = 0.259272 Jy ! Component: 150 - total flux cleaned = 0.274673 Jy ! Component: 200 - total flux cleaned = 0.282982 Jy ! Total flux subtracted in 200 components = 0.282982 Jy ! Clean residual min=-0.003301 max=0.004198 Jy/beam ! Clean residual mean=0.000002 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.282982 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.282982 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9509 mas, bmaj=1.61 mas, bpa=39.31 degrees ! Estimated noise=0.522328 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 = 0.0072213 Jy ! Component: 100 - total flux cleaned = 0.0114335 Jy ! Component: 150 - total flux cleaned = 0.0143514 Jy ! Component: 200 - total flux cleaned = 0.0165256 Jy ! Total flux subtracted in 200 components = 0.0165256 Jy ! Clean residual min=-0.001405 max=0.001709 Jy/beam ! Clean residual mean=-0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.299508 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.299508 Jy ! Inverting map ! Added new window around map position (-3.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189691 Jy ! Component: 100 - total flux cleaned = 0.00252614 Jy ! Component: 150 - total flux cleaned = 0.00297847 Jy ! Component: 200 - total flux cleaned = 0.00323731 Jy ! Total flux subtracted in 200 components = 0.00323731 Jy ! Clean residual min=-0.001162 max=0.001335 Jy/beam ! Clean residual mean=-0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.302745 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 62 components and 0.302745 Jy ! Inverting map ! Added new window around map position (-12.2, -49.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761287 Jy ! Component: 100 - total flux cleaned = 0.00089611 Jy ! Component: 150 - total flux cleaned = 0.00102231 Jy ! Component: 200 - total flux cleaned = 0.00114036 Jy ! Total flux subtracted in 200 components = 0.00114036 Jy ! Clean residual min=-0.001062 max=0.001063 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.303885 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 79 components and 0.303885 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=2.273 mas, bmaj=2.683 mas, bpa=61.5 degrees ! Estimated noise=0.665301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449145 Jy ! Component: 100 - total flux cleaned = 0.000655153 Jy ! Component: 150 - total flux cleaned = 0.000808613 Jy ! Component: 200 - total flux cleaned = 0.00092356 Jy ! Total flux subtracted in 200 components = 0.00092356 Jy ! Clean residual min=-0.001075 max=0.001020 Jy/beam ! Clean residual mean=-0.000004 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.304809 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104488 Jy ! Component: 100 - total flux cleaned = 0.000201489 Jy ! Component: 150 - total flux cleaned = 0.000310194 Jy ! Component: 200 - total flux cleaned = 0.000395124 Jy ! Total flux subtracted in 200 components = 0.000395124 Jy ! Clean residual min=-0.001086 max=0.000962 Jy/beam ! Clean residual mean=-0.000005 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.305204 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 125 components and 0.305204 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9509 mas, bmaj=1.61 mas, bpa=39.31 degrees ! Estimated noise=0.522328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.47642e-05 Jy ! Component: 100 - total flux cleaned = 5.63032e-06 Jy ! Component: 150 - total flux cleaned = 4.63341e-06 Jy ! Component: 200 - total flux cleaned = -7.48555e-05 Jy ! Total flux subtracted in 200 components = -7.48555e-05 Jy ! Clean residual min=-0.000966 max=0.001004 Jy/beam ! Clean residual mean=-0.000002 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.305129 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 143 components and 0.305129 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=0.057332Jy sigma=0.453127 ! Fit after self-cal, rms=0.057325Jy sigma=0.453091 wmodel J0407+6821_X_map.mod ! Writing 143 model components to file: J0407+6821_X_map.mod wobs J0407+6821_X_uvs.fits ! Writing UV FITS file: J0407+6821_X_uvs.fits wwins J0407+6821_X_map.win ! wwins: Wrote 8 windows to J0407+6821_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 = -0.000163448 Jy ! Component: 100 - total flux cleaned = -0.000351332 Jy ! Component: 150 - total flux cleaned = -0.000598369 Jy ! Component: 200 - total flux cleaned = -0.000758471 Jy ! Component: 250 - total flux cleaned = -0.000868025 Jy ! Component: 300 - total flux cleaned = -0.000989915 Jy ! Component: 350 - total flux cleaned = -0.00109372 Jy ! Component: 400 - total flux cleaned = -0.00118077 Jy ! Component: 450 - total flux cleaned = -0.00123785 Jy ! Component: 500 - total flux cleaned = -0.00132219 Jy ! Component: 550 - total flux cleaned = -0.00139146 Jy ! Component: 600 - total flux cleaned = -0.00145969 Jy ! Component: 650 - total flux cleaned = -0.00151344 Jy ! Component: 700 - total flux cleaned = -0.00157942 Jy ! Component: 750 - total flux cleaned = -0.00160546 Jy ! Component: 800 - total flux cleaned = -0.00163131 Jy ! Component: 850 - total flux cleaned = -0.00169516 Jy ! Component: 900 - total flux cleaned = -0.00166981 Jy ! Component: 950 - total flux cleaned = -0.00173237 Jy ! Component: 1000 - total flux cleaned = -0.00172004 Jy ! Component: 1050 - total flux cleaned = -0.00174437 Jy ! Component: 1100 - total flux cleaned = -0.00175631 Jy ! Component: 1150 - total flux cleaned = -0.00175635 Jy ! Component: 1200 - total flux cleaned = -0.00177998 Jy ! Component: 1250 - total flux cleaned = -0.0017682 Jy ! Component: 1300 - total flux cleaned = -0.00175651 Jy ! Component: 1350 - total flux cleaned = -0.001768 Jy ! Component: 1400 - total flux cleaned = -0.00175663 Jy ! Component: 1450 - total flux cleaned = -0.00173419 Jy ! Component: 1500 - total flux cleaned = -0.00174511 Jy ! Component: 1550 - total flux cleaned = -0.00170111 Jy ! Component: 1600 - total flux cleaned = -0.00170116 Jy ! Component: 1650 - total flux cleaned = -0.00173363 Jy ! Component: 1700 - total flux cleaned = -0.0017442 Jy ! Component: 1750 - total flux cleaned = -0.00172296 Jy ! Component: 1800 - total flux cleaned = -0.00170178 Jy ! Component: 1850 - total flux cleaned = -0.00171231 Jy ! Component: 1900 - total flux cleaned = -0.0017122 Jy ! Component: 1950 - total flux cleaned = -0.00171218 Jy ! Component: 2000 - total flux cleaned = -0.00168168 Jy ! Component: 2050 - total flux cleaned = -0.00168171 Jy ! Component: 2100 - total flux cleaned = -0.00172193 Jy ! Component: 2150 - total flux cleaned = -0.00174192 Jy ! Component: 2200 - total flux cleaned = -0.00170236 Jy ! Component: 2250 - total flux cleaned = -0.00172193 Jy ! Component: 2300 - total flux cleaned = -0.00175128 Jy ! Component: 2350 - total flux cleaned = -0.00172224 Jy ! Component: 2400 - total flux cleaned = -0.00172235 Jy ! Component: 2450 - total flux cleaned = -0.00175092 Jy ! Component: 2500 - total flux cleaned = -0.00176043 Jy ! Component: 2550 - total flux cleaned = -0.00173234 Jy ! Component: 2600 - total flux cleaned = -0.00176981 Jy ! Component: 2650 - total flux cleaned = -0.00179767 Jy ! Component: 2700 - total flux cleaned = -0.00181615 Jy ! Component: 2750 - total flux cleaned = -0.00186197 Jy ! Component: 2800 - total flux cleaned = -0.00183473 Jy ! Component: 2850 - total flux cleaned = -0.00189802 Jy ! Component: 2900 - total flux cleaned = -0.00189796 Jy ! Component: 2950 - total flux cleaned = -0.00188909 Jy ! Component: 3000 - total flux cleaned = -0.00191573 Jy ! Component: 3050 - total flux cleaned = -0.0018982 Jy ! Component: 3100 - total flux cleaned = -0.00195961 Jy ! Component: 3150 - total flux cleaned = -0.00195965 Jy ! Component: 3200 - total flux cleaned = -0.00195093 Jy ! Component: 3250 - total flux cleaned = -0.00199392 Jy ! Component: 3300 - total flux cleaned = -0.00196816 Jy ! Component: 3350 - total flux cleaned = -0.0020107 Jy ! Component: 3400 - total flux cleaned = -0.00198534 Jy ! Component: 3450 - total flux cleaned = -0.0020021 Jy ! Component: 3500 - total flux cleaned = -0.00201875 Jy ! Component: 3550 - total flux cleaned = -0.00205197 Jy ! Component: 3600 - total flux cleaned = -0.00201886 Jy ! Component: 3650 - total flux cleaned = -0.00208452 Jy ! Component: 3700 - total flux cleaned = -0.00207633 Jy ! Component: 3750 - total flux cleaned = -0.00204387 Jy ! Component: 3800 - total flux cleaned = -0.00207619 Jy ! Component: 3850 - total flux cleaned = -0.00209223 Jy ! Component: 3900 - total flux cleaned = -0.00208415 Jy ! Component: 3950 - total flux cleaned = -0.00211593 Jy ! Component: 4000 - total flux cleaned = -0.00213964 Jy ! Component: 4050 - total flux cleaned = -0.00210817 Jy ! Total flux subtracted in 4096 components = -0.00215508 Jy ! Clean residual min=-0.000497 max=0.000515 Jy/beam ! Clean residual mean=-0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.302974 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 472 components and 0.302974 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0407+6821_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9509 x 1.61 at 39.31 degrees (North through East) ! Clean map min=-0.0011902 max=0.27269 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0407+6821_X_map.fits wmodel /image_prod/ug002_uva//J0407+6821_X_map.mod ! Writing 472 model components to file: /image_prod/ug002_uva//J0407+6821_X_map.mod wobs /image_prod/ug002_uva//J0407+6821_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0407+6821_X_uvs.fits wwins /image_prod/ug002_uva//J0407+6821_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0407+6821_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.272694 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131931 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.145142 0.145142 0.290284 0.580568 1.16114 2.32227 4.64455 9.28909 18.5782 37.1564 74.3127 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.272 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2066.94 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0407+6821_X_dfm.log closed on Wed Mar 4 20:12:00 2020