! Started logfile: /vlbi/uf001/uva//J0721+0406_X_dfm.log on Sun Jan 13 23:23:46 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//J0721+0406_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0721+0406_X_uva.fits ! AN table 1: 71 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.741002 visibilities/baseline/integration-bin. ! Found source: J0721+0406 ! ! 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 22728 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 J0721+0406_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 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 135 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.269105Jy sigma=21.460495 ! Fit after self-cal, rms=0.252835Jy sigma=4.325508 ! 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=0.6992 mas, bmaj=1.68 mas, bpa=1.619 degrees ! Estimated noise=0.46828 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 = 0.597676 Jy ! Component: 100 - total flux cleaned = 0.728192 Jy ! Total flux subtracted in 100 components = 0.728192 Jy ! Clean residual min=-0.022815 max=0.038913 Jy/beam ! Clean residual mean=-0.000003 rms=0.004288 Jy/beam ! Combined flux in latest and established models = 0.728192 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.728192 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=0.111549Jy sigma=1.792519 ! Fit after self-cal, rms=0.111544Jy sigma=1.792457 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0377045 Jy ! Component: 100 - total flux cleaned = 0.0394951 Jy ! Total flux subtracted in 100 components = 0.0394951 Jy ! Clean residual min=-0.016285 max=0.027159 Jy/beam ! Clean residual mean=-0.000002 rms=0.003572 Jy/beam ! Combined flux in latest and established models = 0.767687 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.767687 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=0.100022Jy sigma=1.609378 ! Fit after self-cal, rms=0.100019Jy sigma=1.609335 ! Inverting map ! Added new window around map position (-1.2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214717 Jy ! Component: 100 - total flux cleaned = 0.0241253 Jy ! Total flux subtracted in 100 components = 0.0241253 Jy ! Clean residual min=-0.015090 max=0.023385 Jy/beam ! Clean residual mean=-0.000001 rms=0.003255 Jy/beam ! Combined flux in latest and established models = 0.791812 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.791812 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=0.094526Jy sigma=1.516170 ! Fit after self-cal, rms=0.094211Jy sigma=1.509868 ! Inverting map ! Added new window around map position (1.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016225 Jy ! Component: 100 - total flux cleaned = 0.0175347 Jy ! Total flux subtracted in 100 components = 0.0175347 Jy ! Clean residual min=-0.014304 max=0.018014 Jy/beam ! Clean residual mean=0.000000 rms=0.003026 Jy/beam ! Combined flux in latest and established models = 0.809347 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.809347 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=0.090080Jy sigma=1.440835 ! Fit after self-cal, rms=0.089848Jy sigma=1.436126 ! 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=0.8248 mas, bmaj=1.913 mas, bpa=1.263 degrees ! Estimated noise=0.289671 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.6, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162199 Jy ! Component: 100 - total flux cleaned = 0.023376 Jy ! Component: 150 - total flux cleaned = 0.0275203 Jy ! Component: 200 - total flux cleaned = 0.0305894 Jy ! Total flux subtracted in 200 components = 0.0305894 Jy ! Clean residual min=-0.012260 max=0.016422 Jy/beam ! Clean residual mean=0.000002 rms=0.002913 Jy/beam ! Combined flux in latest and established models = 0.839936 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 54 components and 0.839936 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=0.084041Jy sigma=1.339777 ! Fit after self-cal, rms=0.083800Jy sigma=1.335362 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8248 x 1.913 at 1.263 degrees (North through East) ! Clean map min=-0.012672 max=0.75904 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 0.97 ! LA 0.99 MK 1.04 NL 1.10 OV 0.98 ! SC 0.98 ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.97 KP 0.98 ! LA 0.99 MK 1.04 NL 1.10 OV 0.98 ! SC 0.97 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.97 KP 0.98 ! LA 0.98 MK 1.03 NL 1.08 OV 0.98 ! SC 0.98 ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 0.97 ! LA 0.97 MK 1.03 NL 1.09 OV 0.99 ! SC 0.98 ! ! ! Correcting IF 5. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.97 KP 0.98 ! LA 0.97 MK 1.02 NL 1.08 OV 0.97 ! SC 0.97 ! ! ! Correcting IF 6. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 0.97 ! LA 0.98 MK 1.03 NL 1.07 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 7. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 0.95 ! LA 0.97 MK 1.01 NL 1.07 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 8. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 0.97 ! LA 0.97 MK 1.01 NL 1.07 OV 0.97 ! SC 0.96 ! ! ! Correcting IF 9. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 0.96 ! LA 0.97 MK 1.02 NL 1.07 OV 0.95 ! SC 0.97 ! ! ! Correcting IF 10. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.98 KP 0.97 ! LA 0.97 MK 1.01 NL 1.06 OV 0.96 ! SC 0.96 ! ! ! Correcting IF 11. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.95 KP 0.95 ! LA 0.96 MK 0.99 NL 1.07 OV 0.97 ! SC 0.95 ! ! ! Correcting IF 12. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.94 KP 0.95 ! LA 0.96 MK 1.00 NL 1.07 OV 0.97 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.083800Jy sigma=1.335362 ! Fit after self-cal, rms=0.066880Jy sigma=1.084300 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8454 mas, bmaj=1.935 mas, bpa=2.166 degrees ! Estimated noise=0.291748 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 = -0.0110058 Jy ! Component: 100 - total flux cleaned = -0.0141109 Jy ! Component: 150 - total flux cleaned = -0.015332 Jy ! Component: 200 - total flux cleaned = -0.0156373 Jy ! Total flux subtracted in 200 components = -0.0156373 Jy ! Clean residual min=-0.007291 max=0.006798 Jy/beam ! Clean residual mean=0.000003 rms=0.001551 Jy/beam ! Combined flux in latest and established models = 0.824299 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.824299 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=0.064931Jy sigma=1.048182 ! Fit after self-cal, rms=0.064834Jy sigma=1.046764 ! 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=0.064834Jy sigma=1.046764 ! Fit after self-cal, rms=0.060883Jy sigma=0.993539 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8448 mas, bmaj=1.936 mas, bpa=2.219 degrees ! Estimated noise=0.291375 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00571078 Jy ! Component: 100 - total flux cleaned = -0.00767755 Jy ! Component: 150 - total flux cleaned = -0.00834255 Jy ! Component: 200 - total flux cleaned = -0.00893893 Jy ! Total flux subtracted in 200 components = -0.00893893 Jy ! Clean residual min=-0.004897 max=0.004214 Jy/beam ! Clean residual mean=0.000003 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 0.81536 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.81536 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=0.060072Jy sigma=0.979096 ! Fit after self-cal, rms=0.060022Jy sigma=0.978445 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 = -0.001306 Jy ! Component: 100 - total flux cleaned = -0.00200476 Jy ! Component: 150 - total flux cleaned = -0.00245116 Jy ! Component: 200 - total flux cleaned = -0.00293826 Jy ! Total flux subtracted in 200 components = -0.00293826 Jy ! Clean residual min=-0.004516 max=0.003861 Jy/beam ! Clean residual mean=0.000003 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.812422 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.812422 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=0.059745Jy sigma=0.973732 ! Fit after self-cal, rms=0.059726Jy sigma=0.973557 ! 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=0.059726Jy sigma=0.973557 ! Fit after self-cal, rms=0.059279Jy sigma=0.967991 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8441 mas, bmaj=1.936 mas, bpa=2.253 degrees ! Estimated noise=0.291218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00426648 Jy ! Component: 100 - total flux cleaned = -0.00565515 Jy ! Component: 150 - total flux cleaned = -0.00593569 Jy ! Component: 200 - total flux cleaned = -0.00633819 Jy ! Total flux subtracted in 200 components = -0.00633819 Jy ! Clean residual min=-0.003739 max=0.003304 Jy/beam ! Clean residual mean=0.000002 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.806083 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 91 components and 0.806083 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=0.058885Jy sigma=0.960871 ! Fit after self-cal, rms=0.058858Jy sigma=0.960596 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 = -0.000819894 Jy ! Component: 100 - total flux cleaned = -0.00116591 Jy ! Component: 150 - total flux cleaned = -0.00141988 Jy ! Component: 200 - total flux cleaned = -0.00165327 Jy ! Total flux subtracted in 200 components = -0.00165327 Jy ! Clean residual min=-0.003611 max=0.003307 Jy/beam ! Clean residual mean=0.000002 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.80443 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 94 components and 0.80443 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=0.058726Jy sigma=0.958285 ! Fit after self-cal, rms=0.058716Jy sigma=0.958205 ! 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=0.058716Jy sigma=0.958205 ! Fit after self-cal, rms=0.058517Jy sigma=0.955767 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.95 mas, bmaj=2.907 mas, bpa=0.2573 degrees ! Estimated noise=0.383418 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00264583 Jy ! Component: 100 - total flux cleaned = -0.00347905 Jy ! Component: 150 - total flux cleaned = -0.00415754 Jy ! Component: 200 - total flux cleaned = -0.00445002 Jy ! Total flux subtracted in 200 components = -0.00445002 Jy ! Clean residual min=-0.003665 max=0.003503 Jy/beam ! Clean residual mean=0.000004 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.79998 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 0.79998 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=0.058445Jy sigma=0.954196 ! Fit after self-cal, rms=0.058409Jy sigma=0.953709 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 = -5.56604e-05 Jy ! Component: 100 - total flux cleaned = -0.000100551 Jy ! Component: 150 - total flux cleaned = -0.000101178 Jy ! Component: 200 - total flux cleaned = -3.53506e-05 Jy ! Total flux subtracted in 200 components = -3.53506e-05 Jy ! Clean residual min=-0.003453 max=0.003502 Jy/beam ! Clean residual mean=0.000004 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.799945 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 124 components and 0.799945 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=0.058381Jy sigma=0.953154 ! Fit after self-cal, rms=0.058371Jy sigma=0.953075 ! 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=0.8435 mas, bmaj=1.937 mas, bpa=2.274 degrees ! Estimated noise=0.291118 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8435 x 1.937 at 2.274 degrees (North through East) ! Clean map min=-0.0046286 max=0.76142 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 ! Performing amp+phase self-cal ! ! 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=0.058371Jy sigma=0.953075 ! Fit after self-cal, rms=0.054475Jy sigma=0.877818 ! Inverting map and beam ! Estimated beam: bmin=0.843 mas, bmaj=1.936 mas, bpa=2.25 degrees ! Estimated noise=0.291318 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00196629 Jy ! Component: 100 - total flux cleaned = -0.00213575 Jy ! Component: 150 - total flux cleaned = -0.00227855 Jy ! Component: 200 - total flux cleaned = -0.00246493 Jy ! Total flux subtracted in 200 components = -0.00246493 Jy ! Clean residual min=-0.002828 max=0.002845 Jy/beam ! Clean residual mean=0.000001 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.79748 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 130 components and 0.79748 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=0.054258Jy sigma=0.873750 ! Fit after self-cal, rms=0.054245Jy sigma=0.873640 ! Inverting map ! Added new window around map position (12.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208637 Jy ! Component: 100 - total flux cleaned = 0.00242026 Jy ! Component: 150 - total flux cleaned = 0.00271915 Jy ! Component: 200 - total flux cleaned = 0.00287933 Jy ! Total flux subtracted in 200 components = 0.00287933 Jy ! Clean residual min=-0.002742 max=0.002363 Jy/beam ! Clean residual mean=0.000002 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.800359 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 144 components and 0.800359 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=0.054070Jy sigma=0.870751 ! Fit after self-cal, rms=0.054062Jy sigma=0.870643 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.054062Jy sigma=0.870643 ! Fit after self-cal, rms=0.053996Jy sigma=0.869777 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=0.6896 mas, bmaj=1.685 mas, bpa=1.81 degrees ! Estimated noise=0.483037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.596515 Jy ! Component: 100 - total flux cleaned = 0.72663 Jy ! Component: 150 - total flux cleaned = 0.76205 Jy ! Component: 200 - total flux cleaned = 0.77704 Jy ! Total flux subtracted in 200 components = 0.77704 Jy ! Clean residual min=-0.006777 max=0.007065 Jy/beam ! Clean residual mean=-0.000000 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 0.77704 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.77704 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8426 mas, bmaj=1.937 mas, bpa=2.256 degrees ! Estimated noise=0.291222 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 (-1.8, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00926986 Jy ! Component: 100 - total flux cleaned = 0.0131182 Jy ! Component: 150 - total flux cleaned = 0.0158974 Jy ! Component: 200 - total flux cleaned = 0.0177919 Jy ! Total flux subtracted in 200 components = 0.0177919 Jy ! Clean residual min=-0.003123 max=0.003677 Jy/beam ! Clean residual mean=0.000001 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.794832 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.794832 Jy ! Inverting map ! Added new window around map position (-1.4, -15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019721 Jy ! Component: 100 - total flux cleaned = 0.0028571 Jy ! Component: 150 - total flux cleaned = 0.00387185 Jy ! Component: 200 - total flux cleaned = 0.0046905 Jy ! Total flux subtracted in 200 components = 0.0046905 Jy ! Clean residual min=-0.002842 max=0.002704 Jy/beam ! Clean residual mean=0.000001 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.799522 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 42 components and 0.799523 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=1.95 mas, bmaj=2.908 mas, bpa=0.2756 degrees ! Estimated noise=0.383848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204976 Jy ! Component: 100 - total flux cleaned = 0.00235214 Jy ! Component: 150 - total flux cleaned = 0.00254779 Jy ! Component: 200 - total flux cleaned = 0.00254782 Jy ! Total flux subtracted in 200 components = 0.00254782 Jy ! Clean residual min=-0.003129 max=0.002965 Jy/beam ! Clean residual mean=0.000004 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.80207 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 = -5.29818e-05 Jy ! Component: 100 - total flux cleaned = -0.000201972 Jy ! Component: 150 - total flux cleaned = -0.000295722 Jy ! Component: 200 - total flux cleaned = -0.000382827 Jy ! Total flux subtracted in 200 components = -0.000382827 Jy ! Clean residual min=-0.002923 max=0.002817 Jy/beam ! Clean residual mean=0.000004 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.801688 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 75 components and 0.801688 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8426 mas, bmaj=1.937 mas, bpa=2.256 degrees ! Estimated noise=0.291222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000331125 Jy ! Component: 100 - total flux cleaned = -0.000118101 Jy ! Component: 150 - total flux cleaned = -0.000117851 Jy ! Component: 200 - total flux cleaned = -5.528e-05 Jy ! Total flux subtracted in 200 components = -5.528e-05 Jy ! Clean residual min=-0.002523 max=0.002380 Jy/beam ! Clean residual mean=0.000002 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.801632 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.801633 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=0.053953Jy sigma=0.868677 ! Fit after self-cal, rms=0.053835Jy sigma=0.866861 wmodel J0721+0406_X_map.mod ! Writing 91 model components to file: J0721+0406_X_map.mod wobs J0721+0406_X_uvs.fits ! Writing UV FITS file: J0721+0406_X_uvs.fits wwins J0721+0406_X_map.win ! wwins: Wrote 7 windows to J0721+0406_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 = -0.00106482 Jy ! Component: 100 - total flux cleaned = -0.00148764 Jy ! Component: 150 - total flux cleaned = -0.00181698 Jy ! Component: 200 - total flux cleaned = -0.00188845 Jy ! Component: 250 - total flux cleaned = -0.00202462 Jy ! Component: 300 - total flux cleaned = -0.00212302 Jy ! Component: 350 - total flux cleaned = -0.00225015 Jy ! Component: 400 - total flux cleaned = -0.00228043 Jy ! Component: 450 - total flux cleaned = -0.002371 Jy ! Component: 500 - total flux cleaned = -0.00237139 Jy ! Component: 550 - total flux cleaned = -0.00242906 Jy ! Component: 600 - total flux cleaned = -0.00248565 Jy ! Component: 650 - total flux cleaned = -0.002514 Jy ! Component: 700 - total flux cleaned = -0.00267414 Jy ! Component: 750 - total flux cleaned = -0.00269947 Jy ! Component: 800 - total flux cleaned = -0.00275045 Jy ! Component: 850 - total flux cleaned = -0.00272529 Jy ! Component: 900 - total flux cleaned = -0.00279991 Jy ! Component: 950 - total flux cleaned = -0.00289683 Jy ! Component: 1000 - total flux cleaned = -0.00299218 Jy ! Component: 1050 - total flux cleaned = -0.00306217 Jy ! Component: 1100 - total flux cleaned = -0.00306234 Jy ! Component: 1150 - total flux cleaned = -0.00313068 Jy ! Component: 1200 - total flux cleaned = -0.00319796 Jy ! Component: 1250 - total flux cleaned = -0.00330786 Jy ! Component: 1300 - total flux cleaned = -0.00339398 Jy ! Component: 1350 - total flux cleaned = -0.00341565 Jy ! Component: 1400 - total flux cleaned = -0.00354211 Jy ! Component: 1450 - total flux cleaned = -0.00368714 Jy ! Component: 1500 - total flux cleaned = -0.00370721 Jy ! Component: 1550 - total flux cleaned = -0.00384788 Jy ! Component: 1600 - total flux cleaned = -0.00392717 Jy ! Component: 1650 - total flux cleaned = -0.00396611 Jy ! Component: 1700 - total flux cleaned = -0.00404306 Jy ! Component: 1750 - total flux cleaned = -0.00410038 Jy ! Component: 1800 - total flux cleaned = -0.00419455 Jy ! Component: 1850 - total flux cleaned = -0.00426917 Jy ! Component: 1900 - total flux cleaned = -0.00439677 Jy ! Component: 1950 - total flux cleaned = -0.00443311 Jy ! Component: 2000 - total flux cleaned = -0.00452194 Jy ! Component: 2050 - total flux cleaned = -0.00460998 Jy ! Component: 2100 - total flux cleaned = -0.00466203 Jy ! Component: 2150 - total flux cleaned = -0.00473035 Jy ! Component: 2200 - total flux cleaned = -0.00481518 Jy ! Component: 2250 - total flux cleaned = -0.00488191 Jy ! Component: 2300 - total flux cleaned = -0.00498134 Jy ! Component: 2350 - total flux cleaned = -0.00509578 Jy ! Component: 2400 - total flux cleaned = -0.00507935 Jy ! Component: 2450 - total flux cleaned = -0.0051752 Jy ! Component: 2500 - total flux cleaned = -0.00525434 Jy ! Component: 2550 - total flux cleaned = -0.00526998 Jy ! Component: 2600 - total flux cleaned = -0.00537825 Jy ! Component: 2650 - total flux cleaned = -0.00548516 Jy ! Component: 2700 - total flux cleaned = -0.00553033 Jy ! Component: 2750 - total flux cleaned = -0.00560532 Jy ! Component: 2800 - total flux cleaned = -0.0056645 Jy ! Component: 2850 - total flux cleaned = -0.00567941 Jy ! Component: 2900 - total flux cleaned = -0.00583896 Jy ! Component: 2950 - total flux cleaned = -0.00589633 Jy ! Component: 3000 - total flux cleaned = -0.00592474 Jy ! Component: 3050 - total flux cleaned = -0.005981 Jy ! Component: 3100 - total flux cleaned = -0.0060788 Jy ! Component: 3150 - total flux cleaned = -0.00618913 Jy ! Component: 3200 - total flux cleaned = -0.0061618 Jy ! Component: 3250 - total flux cleaned = -0.00625648 Jy ! Component: 3300 - total flux cleaned = -0.00628348 Jy ! Component: 3350 - total flux cleaned = -0.00635011 Jy ! Component: 3400 - total flux cleaned = -0.00638972 Jy ! Component: 3450 - total flux cleaned = -0.00646801 Jy ! Component: 3500 - total flux cleaned = -0.0064937 Jy ! Component: 3550 - total flux cleaned = -0.00657081 Jy ! Component: 3600 - total flux cleaned = -0.0065834 Jy ! Component: 3650 - total flux cleaned = -0.00659599 Jy ! Component: 3700 - total flux cleaned = -0.00659597 Jy ! Component: 3750 - total flux cleaned = -0.00664556 Jy ! Component: 3800 - total flux cleaned = -0.00669478 Jy ! Component: 3850 - total flux cleaned = -0.00681687 Jy ! Component: 3900 - total flux cleaned = -0.00686532 Jy ! Component: 3950 - total flux cleaned = -0.0069135 Jy ! Component: 4000 - total flux cleaned = -0.00699689 Jy ! Component: 4050 - total flux cleaned = -0.00702056 Jy ! Total flux subtracted in 4096 components = -0.00704388 Jy ! Clean residual min=-0.000633 max=0.000594 Jy/beam ! Clean residual mean=0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.794589 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 408 components and 0.794588 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0721+0406_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8426 x 1.937 at 2.256 degrees (North through East) ! Clean map min=-0.0027361 max=0.76183 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0721+0406_X_map.fits wmodel /vlbi/uf001/uva//J0721+0406_X_map.mod ! Writing 408 model components to file: /vlbi/uf001/uva//J0721+0406_X_map.mod wobs /vlbi/uf001/uva//J0721+0406_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0721+0406_X_uvs.fits wwins /vlbi/uf001/uva//J0721+0406_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0721+0406_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.761827 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000201587 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0793829 0.0793829 0.158766 0.317532 0.635063 1.27013 2.54025 5.08051 10.161 20.322 40.644 81.2881 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.761 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3779.15 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0721+0406_X_dfm.log closed on Sun Jan 13 23:23:51 2019