! Started logfile: /vlbi/uf001/uva//J1848+3244_X_dfm.log on Mon Jan 14 04:48:30 2019 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 /vlbi/uf001/uva//J1848+3244_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1848+3244_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.897884 visibilities/baseline/integration-bin. ! Found source: J1848+3244 ! ! 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 20364 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 J1848+3244_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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011572Jy sigma=22.991150 ! Fit after self-cal, rms=0.834544Jy sigma=18.953406 ! 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=0.7437 mas, bmaj=1.4 mas, bpa=-4.614 degrees ! Estimated noise=0.419188 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 = 0.126564 Jy ! Component: 100 - total flux cleaned = 0.159825 Jy ! Total flux subtracted in 100 components = 0.159825 Jy ! Clean residual min=-0.010732 max=0.034639 Jy/beam ! Clean residual mean=-0.000017 rms=0.002636 Jy/beam ! Combined flux in latest and established models = 0.159825 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.159825 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=0.092697Jy sigma=2.029891 ! Fit after self-cal, rms=0.092698Jy sigma=2.029445 ! Inverting map ! Added new window around map position (3.4, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0307876 Jy ! Component: 100 - total flux cleaned = 0.0472648 Jy ! Total flux subtracted in 100 components = 0.0472648 Jy ! Clean residual min=-0.007866 max=0.014039 Jy/beam ! Clean residual mean=-0.000012 rms=0.001813 Jy/beam ! Combined flux in latest and established models = 0.20709 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 19 components and 0.20709 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=0.078225Jy sigma=1.682413 ! Fit after self-cal, rms=0.076894Jy sigma=1.648290 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142912 Jy ! Component: 100 - total flux cleaned = 0.0242787 Jy ! Total flux subtracted in 100 components = 0.0242787 Jy ! Clean residual min=-0.006327 max=0.007450 Jy/beam ! Clean residual mean=-0.000010 rms=0.001418 Jy/beam ! Combined flux in latest and established models = 0.231369 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 33 components and 0.231369 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=0.072316Jy sigma=1.535573 ! Fit after self-cal, rms=0.072067Jy sigma=1.529606 ! 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=0.9407 mas, bmaj=1.631 mas, bpa=-5.045 degrees ! Estimated noise=0.241067 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 = 0.0149658 Jy ! Component: 100 - total flux cleaned = 0.0253947 Jy ! Component: 150 - total flux cleaned = 0.0333879 Jy ! Component: 200 - total flux cleaned = 0.0396193 Jy ! Total flux subtracted in 200 components = 0.0396193 Jy ! Clean residual min=-0.006070 max=0.008078 Jy/beam ! Clean residual mean=-0.000012 rms=0.001782 Jy/beam ! Combined flux in latest and established models = 0.270988 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 69 components and 0.270988 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=0.068023Jy sigma=1.426805 ! Fit after self-cal, rms=0.067761Jy sigma=1.420407 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9407 x 1.631 at -5.045 degrees (North through East) ! Clean map min=-0.0059516 max=0.1657 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.02 KP 1.01 ! LA 0.94 MK 1.03 NL 0.96 OV 1.00 ! PT 0.84 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.03 KP 1.01 ! LA 0.91 MK 1.04 NL 0.96 OV 0.99 ! PT 0.87 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.02 KP 1.03 ! LA 0.94 MK 1.05 NL 0.97 OV 0.96 ! PT 0.86 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.03 KP 1.02 ! LA 0.95 MK 1.04 NL 0.99 OV 0.94 ! PT 0.84 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.99 KP 0.99 ! LA 0.95 MK 1.04 NL 0.98 OV 0.98 ! PT 0.85 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.97 HN 1.06 KP 1.01 ! LA 0.94 MK 1.07 NL 0.96 OV 0.95 ! PT 0.87 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.04 KP 1.03 ! LA 0.94 MK 1.03 NL 0.99 OV 0.96 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.00 KP 1.02 ! LA 0.93 MK 1.05 NL 0.96 OV 0.96 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.01 KP 1.02 ! LA 0.94 MK 1.05 NL 0.98 OV 0.95 ! PT 0.86 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.98 KP 1.03 ! LA 0.93 MK 1.05 NL 0.99 OV 0.98 ! PT 0.85 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.02 KP 1.03 ! LA 0.90 MK 1.05 NL 0.99 OV 0.95 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.99 HN 1.07 KP 1.00 ! LA 0.93 MK 1.06 NL 0.97 OV 0.95 ! PT 0.87 SC 0.99 ! ! ! Fit before self-cal, rms=0.067761Jy sigma=1.420407 ! Fit after self-cal, rms=0.063110Jy sigma=1.354108 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9521 mas, bmaj=1.662 mas, bpa=-4.447 degrees ! Estimated noise=0.234665 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 = 0.00118917 Jy ! Component: 100 - total flux cleaned = 0.00106832 Jy ! Component: 150 - total flux cleaned = 0.00081606 Jy ! Component: 200 - total flux cleaned = 0.0007426 Jy ! Total flux subtracted in 200 components = 0.0007426 Jy ! Clean residual min=-0.004887 max=0.005171 Jy/beam ! Clean residual mean=0.000009 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.271731 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.271731 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=0.062756Jy sigma=1.345117 ! Fit after self-cal, rms=0.062738Jy sigma=1.343864 ! 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=0.062738Jy sigma=1.343864 ! Fit after self-cal, rms=0.063484Jy sigma=1.237563 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9614 mas, bmaj=1.676 mas, bpa=-5.722 degrees ! Estimated noise=0.235448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180126 Jy ! Component: 100 - total flux cleaned = 0.00203182 Jy ! Component: 150 - total flux cleaned = 0.0022423 Jy ! Component: 200 - total flux cleaned = 0.00240133 Jy ! Total flux subtracted in 200 components = 0.00240133 Jy ! Clean residual min=-0.001953 max=0.003603 Jy/beam ! Clean residual mean=-0.000001 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.274132 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.274132 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=0.063393Jy sigma=1.234113 ! Fit after self-cal, rms=0.063544Jy sigma=1.233115 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 (4.6, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301205 Jy ! Component: 100 - total flux cleaned = 0.00379548 Jy ! Component: 150 - total flux cleaned = 0.00398582 Jy ! Component: 200 - total flux cleaned = 0.00402461 Jy ! Total flux subtracted in 200 components = 0.00402461 Jy ! Clean residual min=-0.001778 max=0.002666 Jy/beam ! Clean residual mean=-0.000000 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.278157 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 100 components and 0.278157 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=0.063365Jy sigma=1.229386 ! Fit after self-cal, rms=0.063351Jy sigma=1.229185 ! Inverting map ! Added new window around map position (1, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022733 Jy ! Component: 100 - total flux cleaned = 0.0024185 Jy ! Component: 150 - total flux cleaned = 0.00252317 Jy ! Component: 200 - total flux cleaned = 0.00266122 Jy ! Total flux subtracted in 200 components = 0.00266122 Jy ! Clean residual min=-0.001585 max=0.001876 Jy/beam ! Clean residual mean=0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.280818 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 116 components and 0.280818 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=0.063204Jy sigma=1.225196 ! Fit after self-cal, rms=0.063188Jy sigma=1.224966 ! Inverting map ! Added new window around map position (-13.2, 17.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126745 Jy ! Component: 100 - total flux cleaned = 0.00154349 Jy ! Component: 150 - total flux cleaned = 0.00154337 Jy ! Component: 200 - total flux cleaned = 0.00147267 Jy ! Total flux subtracted in 200 components = 0.00147267 Jy ! Clean residual min=-0.001521 max=0.001694 Jy/beam ! Clean residual mean=0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.282291 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 0.282291 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=0.063125Jy sigma=1.223206 ! Fit after self-cal, rms=0.063118Jy sigma=1.223090 ! Inverting map ! Added new window around map position (9.2, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127456 Jy ! Component: 100 - total flux cleaned = 0.0016842 Jy ! Component: 150 - total flux cleaned = 0.00193339 Jy ! Component: 200 - total flux cleaned = 0.00209715 Jy ! Total flux subtracted in 200 components = 0.00209715 Jy ! Clean residual min=-0.001417 max=0.001491 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.284388 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 147 components and 0.284388 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=0.063065Jy sigma=1.221662 ! Fit after self-cal, rms=0.063061Jy sigma=1.221580 ! Inverting map ! Added new window around map position (-4.4, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00066 Jy ! Component: 100 - total flux cleaned = 0.00109543 Jy ! Component: 150 - total flux cleaned = 0.00137273 Jy ! Component: 200 - total flux cleaned = 0.0015951 Jy ! Total flux subtracted in 200 components = 0.0015951 Jy ! Clean residual min=-0.001395 max=0.001397 Jy/beam ! Clean residual mean=0.000002 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.285983 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 164 components and 0.285983 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=0.063007Jy sigma=1.220298 ! Fit after self-cal, rms=0.063005Jy sigma=1.220262 ! 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=0.063005Jy sigma=1.220262 ! Fit after self-cal, rms=0.063193Jy sigma=1.219074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9595 mas, bmaj=1.676 mas, bpa=-5.774 degrees ! Estimated noise=0.234913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130098 Jy ! Component: 100 - total flux cleaned = 0.00187297 Jy ! Component: 150 - total flux cleaned = 0.00205583 Jy ! Component: 200 - total flux cleaned = 0.00213897 Jy ! Total flux subtracted in 200 components = 0.00213897 Jy ! Clean residual min=-0.001155 max=0.001228 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.288122 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 183 components and 0.288122 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=0.063150Jy sigma=1.218089 ! Fit after self-cal, rms=0.063154Jy sigma=1.218050 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 (-7.6, 41.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000952412 Jy ! Component: 100 - total flux cleaned = 0.00128759 Jy ! Component: 150 - total flux cleaned = 0.00139188 Jy ! Component: 200 - total flux cleaned = 0.00144109 Jy ! Total flux subtracted in 200 components = 0.00144109 Jy ! Clean residual min=-0.001121 max=0.001090 Jy/beam ! Clean residual mean=0.000002 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.289563 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 196 components and 0.289563 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=0.063123Jy sigma=1.217385 ! Fit after self-cal, rms=0.063120Jy sigma=1.217362 ! 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=0.063120Jy sigma=1.217362 ! Fit after self-cal, rms=0.063136Jy sigma=1.217164 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.244 mas, bmaj=2.663 mas, bpa=1.051 degrees ! Estimated noise=0.293421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000897971 Jy ! Component: 100 - total flux cleaned = 0.00107538 Jy ! Component: 150 - total flux cleaned = 0.00109459 Jy ! Component: 200 - total flux cleaned = 0.00106046 Jy ! Total flux subtracted in 200 components = 0.00106046 Jy ! Clean residual min=-0.001201 max=0.001119 Jy/beam ! Clean residual mean=0.000003 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.290623 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 222 components and 0.290623 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=0.063128Jy sigma=1.216938 ! Fit after self-cal, rms=0.063127Jy sigma=1.216916 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 = 0.000120291 Jy ! Component: 100 - total flux cleaned = 0.000120741 Jy ! Component: 150 - total flux cleaned = 9.03159e-05 Jy ! Component: 200 - total flux cleaned = 9.05756e-05 Jy ! Total flux subtracted in 200 components = 9.05756e-05 Jy ! Clean residual min=-0.001160 max=0.001100 Jy/beam ! Clean residual mean=0.000003 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.290714 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 231 components and 0.290714 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=0.063123Jy sigma=1.216804 ! Fit after self-cal, rms=0.063122Jy sigma=1.216797 ! 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=0.9581 mas, bmaj=1.675 mas, bpa=-5.79 degrees ! Estimated noise=0.234885 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9581 x 1.675 at -5.79 degrees (North through East) ! Clean map min=-0.0015699 max=0.16124 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=0.7547 mas, bmaj=1.432 mas, bpa=-5.581 degrees ! Estimated noise=0.415937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.125663 Jy ! Component: 100 - total flux cleaned = 0.169589 Jy ! Component: 150 - total flux cleaned = 0.194795 Jy ! Component: 200 - total flux cleaned = 0.212039 Jy ! Total flux subtracted in 200 components = 0.212039 Jy ! Clean residual min=-0.004421 max=0.009593 Jy/beam ! Clean residual mean=-0.000008 rms=0.001212 Jy/beam ! Combined flux in latest and established models = 0.212038 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.212038 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9581 mas, bmaj=1.675 mas, bpa=-5.79 degrees ! Estimated noise=0.234885 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 = 0.0179173 Jy ! Component: 100 - total flux cleaned = 0.0301946 Jy ! Component: 150 - total flux cleaned = 0.0392104 Jy ! Component: 200 - total flux cleaned = 0.0461303 Jy ! Total flux subtracted in 200 components = 0.0461303 Jy ! Clean residual min=-0.002348 max=0.004659 Jy/beam ! Clean residual mean=-0.000007 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.258169 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 65 components and 0.258169 Jy ! Inverting map ! Added new window around map position (2.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055832 Jy ! Component: 100 - total flux cleaned = 0.0100034 Jy ! Component: 150 - total flux cleaned = 0.0135712 Jy ! Component: 200 - total flux cleaned = 0.0164997 Jy ! Total flux subtracted in 200 components = 0.0164997 Jy ! Clean residual min=-0.001741 max=0.001805 Jy/beam ! Clean residual mean=-0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.274669 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 96 components and 0.274669 Jy ! Inverting map ! Added new window around map position (15.4, 32.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243565 Jy ! Component: 100 - total flux cleaned = 0.00448484 Jy ! Component: 150 - total flux cleaned = 0.00625695 Jy ! Component: 200 - total flux cleaned = 0.00782804 Jy ! Total flux subtracted in 200 components = 0.00782804 Jy ! Clean residual min=-0.001506 max=0.001465 Jy/beam ! Clean residual mean=-0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.282497 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 117 components and 0.282497 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=2.244 mas, bmaj=2.663 mas, bpa=1.051 degrees ! Estimated noise=0.293421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205254 Jy ! Component: 100 - total flux cleaned = 0.0031551 Jy ! Component: 150 - total flux cleaned = 0.00401797 Jy ! Component: 200 - total flux cleaned = 0.00479497 Jy ! Total flux subtracted in 200 components = 0.00479497 Jy ! Clean residual min=-0.001571 max=0.001357 Jy/beam ! Clean residual mean=0.000002 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.287291 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 = 0.000679156 Jy ! Component: 100 - total flux cleaned = 0.00114933 Jy ! Component: 150 - total flux cleaned = 0.00154367 Jy ! Component: 200 - total flux cleaned = 0.00179231 Jy ! Total flux subtracted in 200 components = 0.00179231 Jy ! Clean residual min=-0.001425 max=0.001197 Jy/beam ! Clean residual mean=0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.289084 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 170 components and 0.289084 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9581 mas, bmaj=1.675 mas, bpa=-5.79 degrees ! Estimated noise=0.234885 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000387846 Jy ! Component: 100 - total flux cleaned = 0.000426934 Jy ! Component: 150 - total flux cleaned = 0.000603325 Jy ! Component: 200 - total flux cleaned = 0.000635298 Jy ! Total flux subtracted in 200 components = 0.000635298 Jy ! Clean residual min=-0.001175 max=0.001212 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.289719 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 194 components and 0.289719 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=0.063155Jy sigma=1.217710 ! Fit after self-cal, rms=0.063137Jy sigma=1.217403 wmodel J1848+3244_X_map.mod ! Writing 194 model components to file: J1848+3244_X_map.mod wobs J1848+3244_X_uvs.fits ! Writing UV FITS file: J1848+3244_X_uvs.fits wwins J1848+3244_X_map.win ! wwins: Wrote 10 windows to J1848+3244_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 = 8.8171e-05 Jy ! Component: 100 - total flux cleaned = 2.94866e-05 Jy ! Component: 150 - total flux cleaned = -0.000141499 Jy ! Component: 200 - total flux cleaned = -0.00025196 Jy ! Component: 250 - total flux cleaned = -0.00030605 Jy ! Component: 300 - total flux cleaned = -0.000446631 Jy ! Component: 350 - total flux cleaned = -0.000532563 Jy ! Component: 400 - total flux cleaned = -0.00071731 Jy ! Component: 450 - total flux cleaned = -0.000848677 Jy ! Component: 500 - total flux cleaned = -0.000977799 Jy ! Component: 550 - total flux cleaned = -0.0010891 Jy ! Component: 600 - total flux cleaned = -0.00121421 Jy ! Component: 650 - total flux cleaned = -0.00133738 Jy ! Component: 700 - total flux cleaned = -0.00141313 Jy ! Component: 750 - total flux cleaned = -0.00147286 Jy ! Component: 800 - total flux cleaned = -0.00154683 Jy ! Component: 850 - total flux cleaned = -0.00160522 Jy ! Component: 900 - total flux cleaned = -0.00167741 Jy ! Component: 950 - total flux cleaned = -0.00174872 Jy ! Component: 1000 - total flux cleaned = -0.0018334 Jy ! Component: 1050 - total flux cleaned = -0.0019307 Jy ! Component: 1100 - total flux cleaned = -0.00193059 Jy ! Component: 1150 - total flux cleaned = -0.00199892 Jy ! Component: 1200 - total flux cleaned = -0.00202608 Jy ! Component: 1250 - total flux cleaned = -0.00207962 Jy ! Component: 1300 - total flux cleaned = -0.00209302 Jy ! Component: 1350 - total flux cleaned = -0.00218505 Jy ! Component: 1400 - total flux cleaned = -0.0022371 Jy ! Component: 1450 - total flux cleaned = -0.00226281 Jy ! Component: 1500 - total flux cleaned = -0.00231386 Jy ! Component: 1550 - total flux cleaned = -0.00236468 Jy ! Component: 1600 - total flux cleaned = -0.00241489 Jy ! Component: 1650 - total flux cleaned = -0.00245211 Jy ! Component: 1700 - total flux cleaned = -0.0025016 Jy ! Component: 1750 - total flux cleaned = -0.00253854 Jy ! Component: 1800 - total flux cleaned = -0.0026238 Jy ! Component: 1850 - total flux cleaned = -0.00267217 Jy ! Component: 1900 - total flux cleaned = -0.00273234 Jy ! Component: 1950 - total flux cleaned = -0.0028038 Jy ! Component: 2000 - total flux cleaned = -0.00281567 Jy ! Component: 2050 - total flux cleaned = -0.00292143 Jy ! Component: 2100 - total flux cleaned = -0.00295655 Jy ! Component: 2150 - total flux cleaned = -0.00306061 Jy ! Component: 2200 - total flux cleaned = -0.0030491 Jy ! Component: 2250 - total flux cleaned = -0.00311773 Jy ! Component: 2300 - total flux cleaned = -0.00320841 Jy ! Component: 2350 - total flux cleaned = -0.00321966 Jy ! Component: 2400 - total flux cleaned = -0.00329814 Jy ! Component: 2450 - total flux cleaned = -0.00332029 Jy ! Component: 2500 - total flux cleaned = -0.00335346 Jy ! Component: 2550 - total flux cleaned = -0.00339751 Jy ! Component: 2600 - total flux cleaned = -0.00346297 Jy ! Component: 2650 - total flux cleaned = -0.00350637 Jy ! Component: 2700 - total flux cleaned = -0.00352803 Jy ! Component: 2750 - total flux cleaned = -0.00358167 Jy ! Component: 2800 - total flux cleaned = -0.00361364 Jy ! Component: 2850 - total flux cleaned = -0.00365609 Jy ! Component: 2900 - total flux cleaned = -0.00368764 Jy ! Component: 2950 - total flux cleaned = -0.00375044 Jy ! Component: 3000 - total flux cleaned = -0.00375035 Jy ! Component: 3050 - total flux cleaned = -0.00378147 Jy ! Component: 3100 - total flux cleaned = -0.00385366 Jy ! Component: 3150 - total flux cleaned = -0.00385369 Jy ! Component: 3200 - total flux cleaned = -0.00391499 Jy ! Component: 3250 - total flux cleaned = -0.00394535 Jy ! Component: 3300 - total flux cleaned = -0.00398562 Jy ! Component: 3350 - total flux cleaned = -0.00403581 Jy ! Component: 3400 - total flux cleaned = -0.00409571 Jy ! Component: 3450 - total flux cleaned = -0.00411562 Jy ! Component: 3500 - total flux cleaned = -0.0041551 Jy ! Component: 3550 - total flux cleaned = -0.00421412 Jy ! Component: 3600 - total flux cleaned = -0.00424353 Jy ! Component: 3650 - total flux cleaned = -0.00428255 Jy ! Component: 3700 - total flux cleaned = -0.00431161 Jy ! Component: 3750 - total flux cleaned = -0.00440809 Jy ! Component: 3800 - total flux cleaned = -0.00446568 Jy ! Component: 3850 - total flux cleaned = -0.00451342 Jy ! Component: 3900 - total flux cleaned = -0.00457049 Jy ! Component: 3950 - total flux cleaned = -0.00460832 Jy ! Component: 4000 - total flux cleaned = -0.00467423 Jy ! Component: 4050 - total flux cleaned = -0.00473052 Jy ! Total flux subtracted in 4096 components = -0.00476784 Jy ! Clean residual min=-0.000605 max=0.000557 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.284951 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 516 components and 0.284951 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1848+3244_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9581 x 1.675 at -5.79 degrees (North through East) ! Clean map min=-0.00094108 max=0.1611 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1848+3244_X_map.fits wmodel /vlbi/uf001/uva//J1848+3244_X_map.mod ! Writing 516 model components to file: /vlbi/uf001/uva//J1848+3244_X_map.mod wobs /vlbi/uf001/uva//J1848+3244_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1848+3244_X_uvs.fits wwins /vlbi/uf001/uva//J1848+3244_X_map.win ! wwins: Wrote 11 windows to /vlbi/uf001/uva//J1848+3244_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.161104 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160239 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.298389 0.298389 0.596777 1.19355 2.38711 4.77422 9.54844 19.0969 38.1938 76.3875 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.161 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1005.4 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1848+3244_X_dfm.log closed on Mon Jan 14 04:48:36 2019