! Started logfile: /vlbi/uf001/uva//J1951+0134_X_dfm.log on Mon Jan 14 05:15:58 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//J1951+0134_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1951+0134_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.960847 visibilities/baseline/integration-bin. ! Found source: J1951+0134 ! ! 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 21792 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 J1951+0134_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022514Jy sigma=22.898997 ! Fit after self-cal, rms=0.790664Jy sigma=17.669990 ! 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=0.6717 mas, bmaj=1.683 mas, bpa=-2.894 degrees ! Estimated noise=0.351824 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 = 0.162234 Jy ! Component: 100 - total flux cleaned = 0.197723 Jy ! Total flux subtracted in 100 components = 0.197723 Jy ! Clean residual min=-0.006087 max=0.010762 Jy/beam ! Clean residual mean=-0.000003 rms=0.001132 Jy/beam ! Combined flux in latest and established models = 0.197723 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.197723 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=0.068490Jy sigma=1.362640 ! Fit after self-cal, rms=0.068478Jy sigma=1.362472 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110328 Jy ! Component: 100 - total flux cleaned = 0.0174493 Jy ! Total flux subtracted in 100 components = 0.0174493 Jy ! Clean residual min=-0.006188 max=0.007485 Jy/beam ! Clean residual mean=-0.000002 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.215172 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 23 components and 0.215172 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=0.066043Jy sigma=1.292611 ! Fit after self-cal, rms=0.066042Jy sigma=1.292434 ! Inverting map ! Added new window around map position (0.6, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677014 Jy ! Component: 100 - total flux cleaned = 0.0108017 Jy ! Total flux subtracted in 100 components = 0.0108017 Jy ! Clean residual min=-0.005328 max=0.006256 Jy/beam ! Clean residual mean=-0.000001 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.225974 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 0.225974 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=0.065293Jy sigma=1.271205 ! Fit after self-cal, rms=0.065226Jy sigma=1.269637 ! Inverting map ! Added new window around map position (-0.6, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511872 Jy ! Component: 100 - total flux cleaned = 0.00809561 Jy ! Total flux subtracted in 100 components = 0.00809561 Jy ! Clean residual min=-0.004175 max=0.003676 Jy/beam ! Clean residual mean=-0.000000 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.234069 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 33 components and 0.234069 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=0.064869Jy sigma=1.259415 ! Fit after self-cal, rms=0.064856Jy sigma=1.258998 ! 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=0.8559 mas, bmaj=1.994 mas, bpa=-2.24 degrees ! Estimated noise=0.237012 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 = 0.00142017 Jy ! Component: 100 - total flux cleaned = 0.00168468 Jy ! Component: 150 - total flux cleaned = 0.0021436 Jy ! Component: 200 - total flux cleaned = 0.00253427 Jy ! Total flux subtracted in 200 components = 0.00253427 Jy ! Clean residual min=-0.003589 max=0.003316 Jy/beam ! Clean residual mean=-0.000000 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.236604 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 51 components and 0.236604 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=0.064759Jy sigma=1.255403 ! Fit after self-cal, rms=0.064759Jy sigma=1.255326 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8559 x 1.994 at -2.24 degrees (North through East) ! Clean map min=-0.0033818 max=0.20831 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.00 KP 1.04 ! LA 1.03 MK 1.03 NL 1.01 OV 0.92 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.97 KP 1.01 ! LA 1.01 MK 1.01 NL 1.01 OV 0.93 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.01 KP 1.04 ! LA 1.04 MK 1.01 NL 1.01 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 KP 1.05 ! LA 1.04 MK 1.01 NL 1.02 OV 0.94 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.00 KP 1.05 ! LA 1.03 MK 1.02 NL 0.99 OV 0.93 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.00 KP 1.03 ! LA 1.05 MK 1.03 NL 1.00 OV 0.94 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.01 KP 1.03 ! LA 1.03 MK 1.02 NL 1.01 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 1.03 ! LA 1.03 MK 1.02 NL 1.01 OV 0.95 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 1.05 ! LA 1.01 MK 1.03 NL 1.01 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 1.03 ! LA 1.03 MK 1.04 NL 1.03 OV 0.95 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.03 KP 1.05 ! LA 1.00 MK 0.98 NL 1.01 OV 0.95 ! PT 0.97 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.99 KP 1.04 ! LA 1.04 MK 0.98 NL 1.02 OV 0.95 ! PT 0.93 SC 1.02 ! ! ! Fit before self-cal, rms=0.064759Jy sigma=1.255326 ! Fit after self-cal, rms=0.064235Jy sigma=1.231355 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8587 mas, bmaj=2.008 mas, bpa=-2.183 degrees ! Estimated noise=0.237635 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 = -0.00154569 Jy ! Component: 100 - total flux cleaned = -0.00238546 Jy ! Component: 150 - total flux cleaned = -0.00273511 Jy ! Component: 200 - total flux cleaned = -0.00281078 Jy ! Total flux subtracted in 200 components = -0.00281078 Jy ! Clean residual min=-0.001899 max=0.001787 Jy/beam ! Clean residual mean=-0.000000 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.233793 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 75 components and 0.233793 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=0.064185Jy sigma=1.230341 ! Fit after self-cal, rms=0.064199Jy sigma=1.230233 ! 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=0.064199Jy sigma=1.230233 ! Fit after self-cal, rms=0.064611Jy sigma=1.218893 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8576 mas, bmaj=2.01 mas, bpa=-2.152 degrees ! Estimated noise=0.237587 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000807355 Jy ! Component: 100 - total flux cleaned = -0.00109559 Jy ! Component: 150 - total flux cleaned = -0.00126942 Jy ! Component: 200 - total flux cleaned = -0.00136993 Jy ! Total flux subtracted in 200 components = -0.00136993 Jy ! Clean residual min=-0.001434 max=0.001340 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.232423 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 81 components and 0.232423 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=0.064573Jy sigma=1.218017 ! Fit after self-cal, rms=0.064588Jy sigma=1.217962 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 = -3.7232e-05 Jy ! Component: 100 - total flux cleaned = -0.000100499 Jy ! Component: 150 - total flux cleaned = -0.000174535 Jy ! Component: 200 - total flux cleaned = -0.000208273 Jy ! Total flux subtracted in 200 components = -0.000208273 Jy ! Clean residual min=-0.001438 max=0.001326 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.232215 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 87 components and 0.232215 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=0.064577Jy sigma=1.217719 ! Fit after self-cal, rms=0.064576Jy sigma=1.217708 ! 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=0.064576Jy sigma=1.217708 ! Fit after self-cal, rms=0.064706Jy sigma=1.217073 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8568 mas, bmaj=2.011 mas, bpa=-2.141 degrees ! Estimated noise=0.237662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000732855 Jy ! Component: 100 - total flux cleaned = -0.000855757 Jy ! Component: 150 - total flux cleaned = -0.000896888 Jy ! Component: 200 - total flux cleaned = -0.000931411 Jy ! Total flux subtracted in 200 components = -0.000931411 Jy ! Clean residual min=-0.001384 max=0.001300 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.231283 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 88 components and 0.231283 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=0.064688Jy sigma=1.216653 ! Fit after self-cal, rms=0.064689Jy sigma=1.216646 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 = 2.0786e-05 Jy ! Component: 100 - total flux cleaned = 1.97838e-05 Jy ! Component: 150 - total flux cleaned = 6.51764e-06 Jy ! Component: 200 - total flux cleaned = 6.60078e-06 Jy ! Total flux subtracted in 200 components = 6.60078e-06 Jy ! Clean residual min=-0.001373 max=0.001303 Jy/beam ! Clean residual mean=0.000001 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.23129 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 0.23129 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=0.064683Jy sigma=1.216527 ! Fit after self-cal, rms=0.064682Jy sigma=1.216526 ! 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=0.064682Jy sigma=1.216526 ! Fit after self-cal, rms=0.064663Jy sigma=1.216330 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.168 mas, bmaj=3.338 mas, bpa=4.142 degrees ! Estimated noise=0.301898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000471913 Jy ! Component: 100 - total flux cleaned = -0.000619012 Jy ! Component: 150 - total flux cleaned = -0.000670099 Jy ! Component: 200 - total flux cleaned = -0.000710252 Jy ! Total flux subtracted in 200 components = -0.000710252 Jy ! Clean residual min=-0.001617 max=0.001571 Jy/beam ! Clean residual mean=0.000001 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.230579 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.230579 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=0.064659Jy sigma=1.216230 ! Fit after self-cal, rms=0.064659Jy sigma=1.216210 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.38074e-05 Jy ! Component: 100 - total flux cleaned = 2.69955e-05 Jy ! Component: 150 - total flux cleaned = 6.07185e-06 Jy ! Component: 200 - total flux cleaned = -1.21321e-05 Jy ! Total flux subtracted in 200 components = -1.21321e-05 Jy ! Clean residual min=-0.001623 max=0.001567 Jy/beam ! Clean residual mean=0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.230567 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 105 components and 0.230567 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=0.064656Jy sigma=1.216163 ! Fit after self-cal, rms=0.064655Jy sigma=1.216153 ! 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=0.8559 mas, bmaj=2.011 mas, bpa=-2.139 degrees ! Estimated noise=0.237626 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8559 x 2.011 at -2.139 degrees (North through East) ! Clean map min=-0.0011607 max=0.20933 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=0.6714 mas, bmaj=1.695 mas, bpa=-2.761 degrees ! Estimated noise=0.353556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162995 Jy ! Component: 100 - total flux cleaned = 0.198698 Jy ! Component: 150 - total flux cleaned = 0.210102 Jy ! Component: 200 - total flux cleaned = 0.216071 Jy ! Total flux subtracted in 200 components = 0.216071 Jy ! Clean residual min=-0.002390 max=0.003249 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.216071 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 0.216071 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8559 mas, bmaj=2.011 mas, bpa=-2.139 degrees ! Estimated noise=0.237626 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 = 0.00575126 Jy ! Component: 100 - total flux cleaned = 0.00927018 Jy ! Component: 150 - total flux cleaned = 0.0115534 Jy ! Component: 200 - total flux cleaned = 0.0130487 Jy ! Total flux subtracted in 200 components = 0.0130487 Jy ! Clean residual min=-0.001330 max=0.001286 Jy/beam ! Clean residual mean=0.000000 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.22912 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 39 components and 0.22912 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=2.168 mas, bmaj=3.338 mas, bpa=4.142 degrees ! Estimated noise=0.301898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122433 Jy ! Component: 100 - total flux cleaned = 0.00158285 Jy ! Component: 150 - total flux cleaned = 0.00158194 Jy ! Component: 200 - total flux cleaned = 0.00158166 Jy ! Total flux subtracted in 200 components = 0.00158166 Jy ! Clean residual min=-0.001619 max=0.001574 Jy/beam ! Clean residual mean=0.000001 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.230701 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 = 1.18517e-05 Jy ! Component: 100 - total flux cleaned = 2.25797e-05 Jy ! Component: 150 - total flux cleaned = 3.23827e-05 Jy ! Component: 200 - total flux cleaned = 4.12132e-05 Jy ! Total flux subtracted in 200 components = 4.12132e-05 Jy ! Clean residual min=-0.001628 max=0.001579 Jy/beam ! Clean residual mean=0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.230742 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 0.230742 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8559 mas, bmaj=2.011 mas, bpa=-2.139 degrees ! Estimated noise=0.237626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.64286e-05 Jy ! Component: 100 - total flux cleaned = 5.68036e-05 Jy ! Component: 150 - total flux cleaned = 5.75412e-05 Jy ! Component: 200 - total flux cleaned = 7.55947e-05 Jy ! Total flux subtracted in 200 components = 7.55947e-05 Jy ! Clean residual min=-0.001284 max=0.001272 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.230818 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 72 components and 0.230818 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=0.064654Jy sigma=1.216069 ! Fit after self-cal, rms=0.064649Jy sigma=1.216038 wmodel J1951+0134_X_map.mod ! Writing 72 model components to file: J1951+0134_X_map.mod wobs J1951+0134_X_uvs.fits ! Writing UV FITS file: J1951+0134_X_uvs.fits wwins J1951+0134_X_map.win ! wwins: Wrote 3 windows to J1951+0134_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 = 0.000139978 Jy ! Component: 100 - total flux cleaned = 0.000205341 Jy ! Component: 150 - total flux cleaned = 0.000226036 Jy ! Component: 200 - total flux cleaned = 0.00020562 Jy ! Component: 250 - total flux cleaned = 0.000224989 Jy ! Component: 300 - total flux cleaned = 0.000205919 Jy ! Component: 350 - total flux cleaned = 0.000168901 Jy ! Component: 400 - total flux cleaned = 9.63479e-05 Jy ! Component: 450 - total flux cleaned = 4.33225e-05 Jy ! Component: 500 - total flux cleaned = 8.68583e-06 Jy ! Component: 550 - total flux cleaned = -4.26112e-05 Jy ! Component: 600 - total flux cleaned = -0.000109665 Jy ! Component: 650 - total flux cleaned = -0.000109862 Jy ! Component: 700 - total flux cleaned = -0.000175418 Jy ! Component: 750 - total flux cleaned = -0.000223712 Jy ! Component: 800 - total flux cleaned = -0.000303033 Jy ! Component: 850 - total flux cleaned = -0.000287383 Jy ! Component: 900 - total flux cleaned = -0.000365026 Jy ! Component: 950 - total flux cleaned = -0.000380344 Jy ! Component: 1000 - total flux cleaned = -0.000471356 Jy ! Component: 1050 - total flux cleaned = -0.000486288 Jy ! Component: 1100 - total flux cleaned = -0.000530684 Jy ! Component: 1150 - total flux cleaned = -0.000545265 Jy ! Component: 1200 - total flux cleaned = -0.000559792 Jy ! Component: 1250 - total flux cleaned = -0.000545392 Jy ! Component: 1300 - total flux cleaned = -0.000559676 Jy ! Component: 1350 - total flux cleaned = -0.000588044 Jy ! Component: 1400 - total flux cleaned = -0.000601957 Jy ! Component: 1450 - total flux cleaned = -0.000643605 Jy ! Component: 1500 - total flux cleaned = -0.000684787 Jy ! Component: 1550 - total flux cleaned = -0.000725787 Jy ! Component: 1600 - total flux cleaned = -0.000725592 Jy ! Component: 1650 - total flux cleaned = -0.00076597 Jy ! Component: 1700 - total flux cleaned = -0.000792649 Jy ! Component: 1750 - total flux cleaned = -0.00080578 Jy ! Component: 1800 - total flux cleaned = -0.000832099 Jy ! Component: 1850 - total flux cleaned = -0.000858114 Jy ! Component: 1900 - total flux cleaned = -0.000870853 Jy ! Component: 1950 - total flux cleaned = -0.000896515 Jy ! Component: 2000 - total flux cleaned = -0.000896404 Jy ! Component: 2050 - total flux cleaned = -0.000896537 Jy ! Component: 2100 - total flux cleaned = -0.000921622 Jy ! Component: 2150 - total flux cleaned = -0.000921626 Jy ! Component: 2200 - total flux cleaned = -0.000995804 Jy ! Component: 2250 - total flux cleaned = -0.00100802 Jy ! Component: 2300 - total flux cleaned = -0.0010079 Jy ! Component: 2350 - total flux cleaned = -0.00100771 Jy ! Component: 2400 - total flux cleaned = -0.00104389 Jy ! Component: 2450 - total flux cleaned = -0.00101978 Jy ! Component: 2500 - total flux cleaned = -0.00107944 Jy ! Component: 2550 - total flux cleaned = -0.00104397 Jy ! Component: 2600 - total flux cleaned = -0.00106742 Jy ! Component: 2650 - total flux cleaned = -0.00112587 Jy ! Component: 2700 - total flux cleaned = -0.00113746 Jy ! Component: 2750 - total flux cleaned = -0.00120669 Jy ! Component: 2800 - total flux cleaned = -0.00116074 Jy ! Component: 2850 - total flux cleaned = -0.00126339 Jy ! Component: 2900 - total flux cleaned = -0.00122925 Jy ! Component: 2950 - total flux cleaned = -0.00119546 Jy ! Component: 3000 - total flux cleaned = -0.00127397 Jy ! Component: 3050 - total flux cleaned = -0.00128522 Jy ! Component: 3100 - total flux cleaned = -0.00131854 Jy ! Component: 3150 - total flux cleaned = -0.00134061 Jy ! Component: 3200 - total flux cleaned = -0.00136263 Jy ! Component: 3250 - total flux cleaned = -0.00143893 Jy ! Component: 3300 - total flux cleaned = -0.00143896 Jy ! Component: 3350 - total flux cleaned = -0.00147132 Jy ! Component: 3400 - total flux cleaned = -0.00149277 Jy ! Component: 3450 - total flux cleaned = -0.00145012 Jy ! Component: 3500 - total flux cleaned = -0.00151391 Jy ! Component: 3550 - total flux cleaned = -0.00153511 Jy ! Component: 3600 - total flux cleaned = -0.00159802 Jy ! Component: 3650 - total flux cleaned = -0.00158755 Jy ! Component: 3700 - total flux cleaned = -0.00159804 Jy ! Component: 3750 - total flux cleaned = -0.00162916 Jy ! Component: 3800 - total flux cleaned = -0.00161883 Jy ! Component: 3850 - total flux cleaned = -0.0016188 Jy ! Component: 3900 - total flux cleaned = -0.00160865 Jy ! Component: 3950 - total flux cleaned = -0.00164918 Jy ! Component: 4000 - total flux cleaned = -0.00168959 Jy ! Component: 4050 - total flux cleaned = -0.00165946 Jy ! Total flux subtracted in 4096 components = -0.00165937 Jy ! Clean residual min=-0.000594 max=0.000549 Jy/beam ! Clean residual mean=0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.229159 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 407 components and 0.229159 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1951+0134_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8559 x 2.011 at -2.139 degrees (North through East) ! Clean map min=-0.00092012 max=0.20972 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1951+0134_X_map.fits wmodel /vlbi/uf001/uva//J1951+0134_X_map.mod ! Writing 407 model components to file: /vlbi/uf001/uva//J1951+0134_X_map.mod wobs /vlbi/uf001/uva//J1951+0134_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1951+0134_X_uvs.fits wwins /vlbi/uf001/uva//J1951+0134_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1951+0134_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.209721 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000176556 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.252559 0.252559 0.505118 1.01024 2.02047 4.04095 8.08189 16.1638 32.3276 64.6551 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.209 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1187.84 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1951+0134_X_dfm.log closed on Mon Jan 14 05:16:03 2019