! Started logfile: /vlbi/bp222/maps//J0757+0956_X_dfm.log on Thu Sep 27 10:55:13 2018 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/bp222/maps//J0757+0956_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0757+0956_X_uva.fits ! AN table 1: 15 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.947619 visibilities/baseline/integration-bin. ! Found source: J0757+0956 ! ! 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 108 lines of history. ! ! Reading 4776 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 J0757+0956_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 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.150958Jy sigma=15.159521 ! Fit after self-cal, rms=0.474447Jy sigma=6.431133 ! 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=0.6021 mas, bmaj=1.682 mas, bpa=-12.3 degrees ! Estimated noise=1.30602 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 = 0.39928 Jy ! Component: 100 - total flux cleaned = 0.513886 Jy ! Total flux subtracted in 100 components = 0.513886 Jy ! Clean residual min=-0.028854 max=0.052570 Jy/beam ! Clean residual mean=0.000004 rms=0.008334 Jy/beam ! Combined flux in latest and established models = 0.513886 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.513886 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=0.125235Jy sigma=1.567621 ! Fit after self-cal, rms=0.124090Jy sigma=1.545518 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0609161 Jy ! Component: 100 - total flux cleaned = 0.0948808 Jy ! Total flux subtracted in 100 components = 0.0948808 Jy ! Clean residual min=-0.015761 max=0.026277 Jy/beam ! Clean residual mean=0.000003 rms=0.004136 Jy/beam ! Combined flux in latest and established models = 0.608767 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.608767 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=0.083067Jy sigma=1.017632 ! Fit after self-cal, rms=0.082688Jy sigma=1.010199 ! 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=0.7534 mas, bmaj=1.814 mas, bpa=-10.7 degrees ! Estimated noise=0.813731 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, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319936 Jy ! Component: 100 - total flux cleaned = 0.0520429 Jy ! Component: 150 - total flux cleaned = 0.0661743 Jy ! Component: 200 - total flux cleaned = 0.0765653 Jy ! Total flux subtracted in 200 components = 0.0765653 Jy ! Clean residual min=-0.006931 max=0.008594 Jy/beam ! Clean residual mean=0.000002 rms=0.002149 Jy/beam ! Combined flux in latest and established models = 0.685332 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 0.685332 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=0.065952Jy sigma=0.798032 ! Fit after self-cal, rms=0.065572Jy sigma=0.794478 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7534 x 1.814 at -10.7 degrees (North through East) ! Clean map min=-0.0062052 max=0.52558 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.02 KP 0.99 ! MK 1.01 NL 1.01 OV 1.00 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.01 KP 0.99 ! MK 1.01 NL 1.00 OV 1.01 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.99 KP 0.99 ! MK 1.02 NL 1.01 OV 0.99 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.01 KP 1.00 ! MK 1.02 NL 1.03 OV 0.99 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.01 KP 1.00 ! MK 1.01 NL 1.01 OV 1.01 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.00 KP 0.99 ! MK 0.99 NL 1.01 OV 1.00 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 1.03 KP 1.00 ! MK 1.00 NL 1.01 OV 1.01 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.98 ! MK 1.01 NL 0.99 OV 1.00 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.01 KP 0.99 ! MK 1.01 NL 1.00 OV 0.99 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.00 KP 0.98 ! MK 1.01 NL 0.99 OV 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.01 KP 0.98 ! MK 1.00 NL 0.99 OV 1.00 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.99 KP 0.98 ! MK 0.98 NL 0.99 OV 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.065572Jy sigma=0.794478 ! Fit after self-cal, rms=0.063317Jy sigma=0.773016 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7557 mas, bmaj=1.815 mas, bpa=-10.48 degrees ! Estimated noise=0.806001 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 (-9.4, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759812 Jy ! Component: 100 - total flux cleaned = 0.0123857 Jy ! Component: 150 - total flux cleaned = 0.0159299 Jy ! Component: 200 - total flux cleaned = 0.0185484 Jy ! Total flux subtracted in 200 components = 0.0185484 Jy ! Clean residual min=-0.004390 max=0.004549 Jy/beam ! Clean residual mean=0.000000 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.70388 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 56 components and 0.70388 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=0.062024Jy sigma=0.757932 ! Fit after self-cal, rms=0.061988Jy sigma=0.757587 ! 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=0.061988Jy sigma=0.757587 ! Fit after self-cal, rms=0.061819Jy sigma=0.757112 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7547 mas, bmaj=1.815 mas, bpa=-10.51 degrees ! Estimated noise=0.804447 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242214 Jy ! Component: 100 - total flux cleaned = 0.00428836 Jy ! Component: 150 - total flux cleaned = 0.00581867 Jy ! Component: 200 - total flux cleaned = 0.00686154 Jy ! Total flux subtracted in 200 components = 0.00686154 Jy ! Clean residual min=-0.003924 max=0.003638 Jy/beam ! Clean residual mean=-0.000000 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.710742 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.710742 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=0.061479Jy sigma=0.753800 ! Fit after self-cal, rms=0.061472Jy sigma=0.753751 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 = 0.000961933 Jy ! Component: 100 - total flux cleaned = 0.00190754 Jy ! Component: 150 - total flux cleaned = 0.00259397 Jy ! Component: 200 - total flux cleaned = 0.00323346 Jy ! Total flux subtracted in 200 components = 0.00323346 Jy ! Clean residual min=-0.003565 max=0.003452 Jy/beam ! Clean residual mean=-0.000000 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.713976 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.713975 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=0.061324Jy sigma=0.752376 ! Fit after self-cal, rms=0.061323Jy sigma=0.752362 ! 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=0.061323Jy sigma=0.752362 ! Fit after self-cal, rms=0.061200Jy sigma=0.752079 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.754 mas, bmaj=1.815 mas, bpa=-10.53 degrees ! Estimated noise=0.803639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119023 Jy ! Component: 100 - total flux cleaned = 0.00211381 Jy ! Component: 150 - total flux cleaned = 0.00264224 Jy ! Component: 200 - total flux cleaned = 0.00313837 Jy ! Total flux subtracted in 200 components = 0.00313837 Jy ! Clean residual min=-0.003033 max=0.003331 Jy/beam ! Clean residual mean=-0.000000 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.717114 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.717114 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=0.061086Jy sigma=0.751084 ! Fit after self-cal, rms=0.061083Jy sigma=0.751074 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-8, -37.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250475 Jy ! Component: 100 - total flux cleaned = 0.00328421 Jy ! Component: 150 - total flux cleaned = 0.00395829 Jy ! Component: 200 - total flux cleaned = 0.00456796 Jy ! Total flux subtracted in 200 components = 0.00456796 Jy ! Clean residual min=-0.002537 max=0.002435 Jy/beam ! Clean residual mean=-0.000000 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.721682 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 104 components and 0.721682 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=0.060908Jy sigma=0.749141 ! Fit after self-cal, rms=0.060899Jy sigma=0.749092 ! 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=0.060899Jy sigma=0.749092 ! Fit after self-cal, rms=0.060825Jy sigma=0.748955 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.748 mas, bmaj=2.423 mas, bpa=2.706 degrees ! Estimated noise=1.1322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207326 Jy ! Component: 100 - total flux cleaned = 0.00348551 Jy ! Component: 150 - total flux cleaned = 0.00438772 Jy ! Component: 200 - total flux cleaned = 0.00501978 Jy ! Total flux subtracted in 200 components = 0.00501978 Jy ! Clean residual min=-0.001821 max=0.002166 Jy/beam ! Clean residual mean=-0.000000 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.726702 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 115 components and 0.726702 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=0.060783Jy sigma=0.748587 ! Fit after self-cal, rms=0.060776Jy sigma=0.748555 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 = 0.000645523 Jy ! Component: 100 - total flux cleaned = 0.0010383 Jy ! Component: 150 - total flux cleaned = 0.0012634 Jy ! Component: 200 - total flux cleaned = 0.00138131 Jy ! Total flux subtracted in 200 components = 0.00138131 Jy ! Clean residual min=-0.001727 max=0.002028 Jy/beam ! Clean residual mean=-0.000000 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.728083 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 119 components and 0.728083 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=0.060765Jy sigma=0.748518 ! Fit after self-cal, rms=0.060763Jy sigma=0.748508 ! 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=0.7539 mas, bmaj=1.815 mas, bpa=-10.53 degrees ! Estimated noise=0.802966 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7539 x 1.815 at -10.53 degrees (North through East) ! Clean map min=-0.0033534 max=0.52065 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=0.060763Jy sigma=0.748508 ! Fit after self-cal, rms=0.056380Jy sigma=0.668082 ! Inverting map and beam ! Estimated beam: bmin=0.7538 mas, bmaj=1.814 mas, bpa=-10.52 degrees ! Estimated noise=0.803097 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.08974e-05 Jy ! Component: 100 - total flux cleaned = -9.23248e-07 Jy ! Component: 150 - total flux cleaned = 0.000100369 Jy ! Component: 200 - total flux cleaned = 0.000163059 Jy ! Total flux subtracted in 200 components = 0.000163059 Jy ! Clean residual min=-0.002025 max=0.002296 Jy/beam ! Clean residual mean=-0.000000 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.728246 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 136 components and 0.728246 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=0.056335Jy sigma=0.667548 ! Fit after self-cal, rms=0.056335Jy sigma=0.667528 ! Inverting map ! Added new window around map position (-11.4, 43.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000518885 Jy ! Component: 100 - total flux cleaned = 0.000498582 Jy ! Component: 150 - total flux cleaned = 0.000615205 Jy ! Component: 200 - total flux cleaned = 0.000680232 Jy ! Total flux subtracted in 200 components = 0.000680232 Jy ! Clean residual min=-0.001850 max=0.001790 Jy/beam ! Clean residual mean=-0.000000 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.728926 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 144 components and 0.728926 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=0.056226Jy sigma=0.666288 ! Fit after self-cal, rms=0.056220Jy sigma=0.666245 ! 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=0.056220Jy sigma=0.666245 ! Fit after self-cal, rms=0.056204Jy sigma=0.666195 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=0.6026 mas, bmaj=1.681 mas, bpa=-12.12 degrees ! Estimated noise=1.28724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.393211 Jy ! Component: 100 - total flux cleaned = 0.509733 Jy ! Component: 150 - total flux cleaned = 0.567981 Jy ! Component: 200 - total flux cleaned = 0.599453 Jy ! Total flux subtracted in 200 components = 0.599453 Jy ! Clean residual min=-0.013097 max=0.017731 Jy/beam ! Clean residual mean=0.000002 rms=0.003422 Jy/beam ! Combined flux in latest and established models = 0.599453 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.599453 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7538 mas, bmaj=1.814 mas, bpa=-10.52 degrees ! Estimated noise=0.802984 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 = 0.0279508 Jy ! Component: 100 - total flux cleaned = 0.046984 Jy ! Component: 150 - total flux cleaned = 0.0607642 Jy ! Component: 200 - total flux cleaned = 0.0711861 Jy ! Total flux subtracted in 200 components = 0.0711861 Jy ! Clean residual min=-0.006148 max=0.007890 Jy/beam ! Clean residual mean=0.000001 rms=0.001940 Jy/beam ! Combined flux in latest and established models = 0.670639 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.670639 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=1.747 mas, bmaj=2.423 mas, bpa=2.751 degrees ! Estimated noise=1.13289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153186 Jy ! Component: 100 - total flux cleaned = 0.0243554 Jy ! Component: 150 - total flux cleaned = 0.0307727 Jy ! Component: 200 - total flux cleaned = 0.0358425 Jy ! Total flux subtracted in 200 components = 0.0358425 Jy ! Clean residual min=-0.004476 max=0.004580 Jy/beam ! Clean residual mean=0.000001 rms=0.001511 Jy/beam ! Combined flux in latest and established models = 0.706482 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 = 0.0041164 Jy ! Component: 100 - total flux cleaned = 0.00751138 Jy ! Component: 150 - total flux cleaned = 0.0101318 Jy ! Component: 200 - total flux cleaned = 0.0121487 Jy ! Total flux subtracted in 200 components = 0.0121487 Jy ! Clean residual min=-0.002832 max=0.002593 Jy/beam ! Clean residual mean=0.000001 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.71863 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 98 components and 0.71863 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7538 mas, bmaj=1.814 mas, bpa=-10.52 degrees ! Estimated noise=0.802984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182153 Jy ! Component: 100 - total flux cleaned = 0.003517 Jy ! Component: 150 - total flux cleaned = 0.00496921 Jy ! Component: 200 - total flux cleaned = 0.00587016 Jy ! Total flux subtracted in 200 components = 0.00587016 Jy ! Clean residual min=-0.002986 max=0.003360 Jy/beam ! Clean residual mean=-0.000000 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.7245 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 118 components and 0.7245 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=0.056697Jy sigma=0.672658 ! Fit after self-cal, rms=0.056625Jy sigma=0.671003 wmodel J0757+0956_X_map.mod ! Writing 118 model components to file: J0757+0956_X_map.mod wobs J0757+0956_X_uvs.fits ! Writing UV FITS file: J0757+0956_X_uvs.fits wwins J0757+0956_X_map.win ! wwins: Wrote 5 windows to J0757+0956_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 = 0.000779996 Jy ! Component: 100 - total flux cleaned = 0.000971133 Jy ! Component: 150 - total flux cleaned = 0.00105746 Jy ! Component: 200 - total flux cleaned = 0.00109714 Jy ! Component: 250 - total flux cleaned = 0.00113381 Jy ! Component: 300 - total flux cleaned = 0.00123991 Jy ! Component: 350 - total flux cleaned = 0.00137373 Jy ! Component: 400 - total flux cleaned = 0.00150398 Jy ! Component: 450 - total flux cleaned = 0.00144186 Jy ! Component: 500 - total flux cleaned = 0.00138219 Jy ! Component: 550 - total flux cleaned = 0.00126624 Jy ! Component: 600 - total flux cleaned = 0.00126577 Jy ! Component: 650 - total flux cleaned = 0.00121029 Jy ! Component: 700 - total flux cleaned = 0.00110425 Jy ! Component: 750 - total flux cleaned = 0.00115602 Jy ! Component: 800 - total flux cleaned = 0.00110543 Jy ! Component: 850 - total flux cleaned = 0.00108157 Jy ! Component: 900 - total flux cleaned = 0.0011059 Jy ! Component: 950 - total flux cleaned = 0.00110582 Jy ! Component: 1000 - total flux cleaned = 0.00117443 Jy ! Component: 1050 - total flux cleaned = 0.00117443 Jy ! Component: 1100 - total flux cleaned = 0.00126168 Jy ! Component: 1150 - total flux cleaned = 0.00126167 Jy ! Component: 1200 - total flux cleaned = 0.00130362 Jy ! Component: 1250 - total flux cleaned = 0.00132373 Jy ! Component: 1300 - total flux cleaned = 0.00130283 Jy ! Component: 1350 - total flux cleaned = 0.00130305 Jy ! Component: 1400 - total flux cleaned = 0.001342 Jy ! Component: 1450 - total flux cleaned = 0.00134204 Jy ! Component: 1500 - total flux cleaned = 0.00128574 Jy ! Component: 1550 - total flux cleaned = 0.00130427 Jy ! Component: 1600 - total flux cleaned = 0.00128615 Jy ! Component: 1650 - total flux cleaned = 0.00130377 Jy ! Component: 1700 - total flux cleaned = 0.00128608 Jy ! Component: 1750 - total flux cleaned = 0.00121709 Jy ! Component: 1800 - total flux cleaned = 0.00114932 Jy ! Component: 1850 - total flux cleaned = 0.0011159 Jy ! Component: 1900 - total flux cleaned = 0.00106681 Jy ! Component: 1950 - total flux cleaned = 0.00105027 Jy ! Component: 2000 - total flux cleaned = 0.000986291 Jy ! Component: 2050 - total flux cleaned = 0.00097068 Jy ! Component: 2100 - total flux cleaned = 0.000939847 Jy ! Component: 2150 - total flux cleaned = 0.000924328 Jy ! Component: 2200 - total flux cleaned = 0.000863531 Jy ! Component: 2250 - total flux cleaned = 0.000848424 Jy ! Component: 2300 - total flux cleaned = 0.000818597 Jy ! Component: 2350 - total flux cleaned = 0.000803791 Jy ! Component: 2400 - total flux cleaned = 0.000789342 Jy ! Component: 2450 - total flux cleaned = 0.00077509 Jy ! Component: 2500 - total flux cleaned = 0.000747129 Jy ! Component: 2550 - total flux cleaned = 0.000789075 Jy ! Component: 2600 - total flux cleaned = 0.000802918 Jy ! Component: 2650 - total flux cleaned = 0.000830138 Jy ! Component: 2700 - total flux cleaned = 0.000830122 Jy ! Component: 2750 - total flux cleaned = 0.000843452 Jy ! Component: 2800 - total flux cleaned = 0.000830287 Jy ! Component: 2850 - total flux cleaned = 0.000843367 Jy ! Component: 2900 - total flux cleaned = 0.000856292 Jy ! Component: 2950 - total flux cleaned = 0.000856304 Jy ! Component: 3000 - total flux cleaned = 0.000894283 Jy ! Component: 3050 - total flux cleaned = 0.000869076 Jy ! Component: 3100 - total flux cleaned = 0.000881638 Jy ! Component: 3150 - total flux cleaned = 0.000906423 Jy ! Component: 3200 - total flux cleaned = 0.000930892 Jy ! Component: 3250 - total flux cleaned = 0.000942871 Jy ! Component: 3300 - total flux cleaned = 0.000954727 Jy ! Component: 3350 - total flux cleaned = 0.000918809 Jy ! Component: 3400 - total flux cleaned = 0.00090683 Jy ! Component: 3450 - total flux cleaned = 0.000883307 Jy ! Component: 3500 - total flux cleaned = 0.000894985 Jy ! Component: 3550 - total flux cleaned = 0.000860114 Jy ! Component: 3600 - total flux cleaned = 0.000825624 Jy ! Component: 3650 - total flux cleaned = 0.000848473 Jy ! Component: 3700 - total flux cleaned = 0.000837058 Jy ! Component: 3750 - total flux cleaned = 0.000803132 Jy ! Component: 3800 - total flux cleaned = 0.000758167 Jy ! Component: 3850 - total flux cleaned = 0.000702297 Jy ! Component: 3900 - total flux cleaned = 0.000646824 Jy ! Component: 3950 - total flux cleaned = 0.000624852 Jy ! Component: 4000 - total flux cleaned = 0.000635894 Jy ! Component: 4050 - total flux cleaned = 0.000581037 Jy ! Total flux subtracted in 4096 components = 0.000548279 Jy ! Clean residual min=-0.000622 max=0.000611 Jy/beam ! Clean residual mean=0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.725049 Jy keep ! Adding 256 model components to the UV plane model. ! The established model now contains 373 components and 0.725049 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0757+0956_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7538 x 1.814 at -10.52 degrees (North through East) ! Clean map min=-0.0014713 max=0.51949 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0757+0956_X_map.fits wmodel /vlbi/bp222/maps//J0757+0956_X_map.mod ! Writing 373 model components to file: /vlbi/bp222/maps//J0757+0956_X_map.mod wobs /vlbi/bp222/maps//J0757+0956_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0757+0956_X_uvs.fits wwins /vlbi/bp222/maps//J0757+0956_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0757+0956_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.519495 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169569 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0979236 0.0979236 0.195847 0.391694 0.783389 1.56678 3.13356 6.26711 12.5342 25.0684 50.1369 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.519 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3063.61 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0757+0956_X_dfm.log closed on Thu Sep 27 10:55:17 2018