! Started logfile: /vlbi/bp222/maps//J1407+2827_X_dfm.log on Thu Sep 27 11:13:28 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//J1407+2827_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1407+2827_X_uvm.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! AN table 2: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.960069 visibilities/baseline/integration-bin. ! Found source: J1407+2827 ! ! 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 13272 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 J1407+2827_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 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 12 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.122051Jy sigma=17.603309 ! Fit after self-cal, rms=0.571178Jy sigma=7.709808 ! 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=0.7371 mas, bmaj=2.151 mas, bpa=-25.38 degrees ! Estimated noise=0.939348 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 = 0.349538 Jy ! Component: 100 - total flux cleaned = 0.492827 Jy ! Total flux subtracted in 100 components = 0.492827 Jy ! Clean residual min=-0.034158 max=0.061911 Jy/beam ! Clean residual mean=0.000013 rms=0.010594 Jy/beam ! Combined flux in latest and established models = 0.492827 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.492827 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=0.182011Jy sigma=3.040687 ! Fit after self-cal, rms=0.182051Jy sigma=3.037679 ! 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=1.005 mas, bmaj=2.334 mas, bpa=-22.26 degrees ! Estimated noise=0.431567 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 = 0.103462 Jy ! Component: 100 - total flux cleaned = 0.158158 Jy ! Component: 150 - total flux cleaned = 0.191508 Jy ! Component: 200 - total flux cleaned = 0.212547 Jy ! Total flux subtracted in 200 components = 0.212547 Jy ! Clean residual min=-0.026075 max=0.044702 Jy/beam ! Clean residual mean=-0.000004 rms=0.008281 Jy/beam ! Combined flux in latest and established models = 0.705374 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 45 components and 0.705374 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=0.123784Jy sigma=1.899952 ! Fit after self-cal, rms=0.123654Jy sigma=1.898708 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.005 x 2.334 at -22.26 degrees (North through East) ! Clean map min=-0.025595 max=0.49604 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.01 KP 1.06 LA 0.88 ! MK 1.10 NL 0.88 OV 0.88 PT 0.90 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.91 KP 1.07 LA 1.43 ! MK 1.11 NL 0.88 OV 0.92 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.02 KP 1.05 LA 0.88 ! MK 1.10 NL 0.90 OV 0.90 PT 0.91 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.91 KP 1.08 LA 1.43 ! MK 1.15 NL 0.89 OV 0.91 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.00 KP 1.05 LA 0.89 ! MK 1.13 NL 0.89 OV 0.90 PT 0.92 ! SC 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.91 KP 1.07 LA 1.45 ! MK 1.16 NL 0.90 OV 0.92 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.00 KP 1.06 LA 0.89 ! MK 1.11 NL 0.90 OV 0.89 PT 0.92 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.92 KP 1.08 LA 1.42 ! MK 1.20 NL 0.92 OV 0.92 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.03 KP 1.06 LA 0.90 ! MK 1.14 NL 0.92 OV 0.90 PT 0.93 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.93 KP 1.11 LA 1.46 ! MK 1.20 NL 0.89 OV 0.91 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.02 KP 1.05 LA 0.90 ! MK 1.16 NL 0.92 OV 0.90 PT 0.93 ! SC 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.93 KP 1.10 LA 1.49 ! MK 1.11 NL 0.91 OV 0.91 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.04 KP 1.07 LA 0.90 ! MK 1.15 NL 0.93 OV 0.91 PT 0.94 ! SC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.93 KP 1.12 LA 1.60 ! MK 1.17 NL 0.92 OV 0.93 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.02 KP 1.08 LA 0.89 ! MK 1.15 NL 0.93 OV 0.91 PT 0.94 ! SC 1.14 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 KP 1.10 LA 1.60 ! MK 1.21 NL 0.91 OV 0.92 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.04 KP 1.09 LA 0.91 ! MK 1.20 NL 0.95 OV 0.92 PT 0.94 ! SC 1.15 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 KP 1.12 LA 1.58 ! MK 1.21 NL 0.93 OV 0.92 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.02 KP 1.08 LA 0.92 ! MK 1.16 NL 0.95 OV 0.92 PT 0.94 ! SC 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 KP 1.11 LA 1.56 ! MK 1.32 NL 0.94 OV 0.92 PT 0.99 ! SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.05 KP 1.10 LA 0.91 ! MK 1.20 NL 0.96 OV 0.91 PT 0.94 ! SC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 KP 1.12 LA 1.54 ! MK 1.19 NL 0.93 OV 0.94 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.07 KP 1.08 LA 0.92 ! MK 1.14 NL 0.95 OV 0.92 PT 0.96 ! SC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.92 KP 1.12 LA 1.62 ! MK 1.28 NL 0.93 OV 0.94 PT 1.00 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.123654Jy sigma=1.898708 ! Fit after self-cal, rms=0.093224Jy sigma=1.245197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.051 mas, bmaj=2.34 mas, bpa=-22.12 degrees ! Estimated noise=0.434982 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 = 0.0128647 Jy ! Component: 100 - total flux cleaned = 0.0144709 Jy ! Component: 150 - total flux cleaned = 0.0154728 Jy ! Component: 200 - total flux cleaned = 0.0163321 Jy ! Total flux subtracted in 200 components = 0.0163321 Jy ! Clean residual min=-0.018793 max=0.027551 Jy/beam ! Clean residual mean=0.000004 rms=0.005604 Jy/beam ! Combined flux in latest and established models = 0.721706 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 0.721706 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=0.091037Jy sigma=1.207635 ! Fit after self-cal, rms=0.091160Jy sigma=1.206350 ! 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=0.091160Jy sigma=1.206350 ! Fit after self-cal, rms=0.090437Jy sigma=1.198863 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=2.33 mas, bpa=-22.23 degrees ! Estimated noise=0.435106 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00758011 Jy ! Component: 100 - total flux cleaned = 0.00982166 Jy ! Component: 150 - total flux cleaned = 0.0107773 Jy ! Component: 200 - total flux cleaned = 0.0114675 Jy ! Total flux subtracted in 200 components = 0.0114675 Jy ! Clean residual min=-0.017336 max=0.026119 Jy/beam ! Clean residual mean=0.000004 rms=0.005441 Jy/beam ! Combined flux in latest and established models = 0.733173 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 0.733173 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=0.089433Jy sigma=1.181051 ! Fit after self-cal, rms=0.089419Jy sigma=1.180912 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 (-6.8, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261361 Jy ! Component: 100 - total flux cleaned = 0.0357865 Jy ! Component: 150 - total flux cleaned = 0.0386487 Jy ! Component: 200 - total flux cleaned = 0.0405387 Jy ! Total flux subtracted in 200 components = 0.0405387 Jy ! Clean residual min=-0.011531 max=0.013641 Jy/beam ! Clean residual mean=0.000010 rms=0.003749 Jy/beam ! Combined flux in latest and established models = 0.773712 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 84 components and 0.773712 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=0.081710Jy sigma=1.021084 ! Fit after self-cal, rms=0.081576Jy sigma=1.017148 ! 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=0.081576Jy sigma=1.017148 ! Fit after self-cal, rms=0.080490Jy sigma=0.990124 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=2.324 mas, bpa=-22.13 degrees ! Estimated noise=0.434623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123411 Jy ! Component: 100 - total flux cleaned = 0.019535 Jy ! Component: 150 - total flux cleaned = 0.0216534 Jy ! Component: 200 - total flux cleaned = 0.0233208 Jy ! Total flux subtracted in 200 components = 0.0233208 Jy ! Clean residual min=-0.008057 max=0.009833 Jy/beam ! Clean residual mean=0.000006 rms=0.002634 Jy/beam ! Combined flux in latest and established models = 0.797033 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.797033 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=0.078288Jy sigma=0.943224 ! Fit after self-cal, rms=0.078280Jy sigma=0.941794 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 = 0.00243464 Jy ! Component: 100 - total flux cleaned = 0.00379893 Jy ! Component: 150 - total flux cleaned = 0.00457229 Jy ! Component: 200 - total flux cleaned = 0.00528962 Jy ! Total flux subtracted in 200 components = 0.00528962 Jy ! Clean residual min=-0.008037 max=0.008815 Jy/beam ! Clean residual mean=0.000006 rms=0.002434 Jy/beam ! Combined flux in latest and established models = 0.802323 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.802323 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=0.077634Jy sigma=0.930243 ! Fit after self-cal, rms=0.077644Jy sigma=0.930134 ! 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=0.077644Jy sigma=0.930134 ! Fit after self-cal, rms=0.077294Jy sigma=0.915800 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.243 mas, bmaj=2.814 mas, bpa=-13.63 degrees ! Estimated noise=0.479214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00896281 Jy ! Component: 100 - total flux cleaned = 0.0140922 Jy ! Component: 150 - total flux cleaned = 0.0179983 Jy ! Component: 200 - total flux cleaned = 0.0200264 Jy ! Total flux subtracted in 200 components = 0.0200264 Jy ! Clean residual min=-0.008163 max=0.008364 Jy/beam ! Clean residual mean=0.000006 rms=0.002785 Jy/beam ! Combined flux in latest and established models = 0.822349 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 130 components and 0.822349 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=0.076749Jy sigma=0.899862 ! Fit after self-cal, rms=0.076710Jy sigma=0.899131 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 = 0.00155194 Jy ! Component: 100 - total flux cleaned = 0.00286554 Jy ! Component: 150 - total flux cleaned = 0.00392556 Jy ! Component: 200 - total flux cleaned = 0.00440339 Jy ! Total flux subtracted in 200 components = 0.00440339 Jy ! Clean residual min=-0.008551 max=0.007519 Jy/beam ! Clean residual mean=0.000007 rms=0.002639 Jy/beam ! Combined flux in latest and established models = 0.826752 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 140 components and 0.826752 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=0.076611Jy sigma=0.896243 ! Fit after self-cal, rms=0.076570Jy sigma=0.895978 ! 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=1.05 mas, bmaj=2.322 mas, bpa=-22.16 degrees ! Estimated noise=0.434658 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.05 x 2.322 at -22.16 degrees (North through East) ! Clean map min=-0.0060807 max=0.49559 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=0.7699 mas, bmaj=2.132 mas, bpa=-25.43 degrees ! Estimated noise=0.964595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.352971 Jy ! Component: 100 - total flux cleaned = 0.492373 Jy ! Component: 150 - total flux cleaned = 0.562353 Jy ! Component: 200 - total flux cleaned = 0.611359 Jy ! Total flux subtracted in 200 components = 0.611359 Jy ! Clean residual min=-0.019714 max=0.028117 Jy/beam ! Clean residual mean=0.000010 rms=0.005828 Jy/beam ! Combined flux in latest and established models = 0.611359 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.611359 Jy ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=2.322 mas, bpa=-22.16 degrees ! Estimated noise=0.434658 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 = 0.05433 Jy ! Component: 100 - total flux cleaned = 0.0895043 Jy ! Component: 150 - total flux cleaned = 0.115823 Jy ! Component: 200 - total flux cleaned = 0.135818 Jy ! Total flux subtracted in 200 components = 0.135818 Jy ! Clean residual min=-0.012648 max=0.013278 Jy/beam ! Clean residual mean=0.000007 rms=0.003763 Jy/beam ! Combined flux in latest and established models = 0.747177 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 63 components and 0.747177 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=2.243 mas, bmaj=2.814 mas, bpa=-13.63 degrees ! Estimated noise=0.479214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0223267 Jy ! Component: 100 - total flux cleaned = 0.0372657 Jy ! Component: 150 - total flux cleaned = 0.0483547 Jy ! Component: 200 - total flux cleaned = 0.0568888 Jy ! Total flux subtracted in 200 components = 0.0568888 Jy ! Clean residual min=-0.009789 max=0.009095 Jy/beam ! Clean residual mean=0.000009 rms=0.003415 Jy/beam ! Combined flux in latest and established models = 0.804066 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 = 0.00487356 Jy ! Component: 100 - total flux cleaned = 0.00903687 Jy ! Component: 150 - total flux cleaned = 0.0124061 Jy ! Component: 200 - total flux cleaned = 0.0150062 Jy ! Total flux subtracted in 200 components = 0.0150062 Jy ! Clean residual min=-0.009355 max=0.007034 Jy/beam ! Clean residual mean=0.000007 rms=0.002791 Jy/beam ! Combined flux in latest and established models = 0.819072 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 115 components and 0.819072 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=2.322 mas, bpa=-22.16 degrees ! Estimated noise=0.434658 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000508628 Jy ! Component: 100 - total flux cleaned = 0.0011931 Jy ! Component: 150 - total flux cleaned = 0.00179153 Jy ! Component: 200 - total flux cleaned = 0.0023248 Jy ! Total flux subtracted in 200 components = 0.0023248 Jy ! Clean residual min=-0.006545 max=0.006075 Jy/beam ! Clean residual mean=0.000004 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 0.821397 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 134 components and 0.821397 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=0.076691Jy sigma=0.896057 ! Fit after self-cal, rms=0.076649Jy sigma=0.895616 wmodel J1407+2827_X_map.mod ! Writing 134 model components to file: J1407+2827_X_map.mod wobs J1407+2827_X_uvs.fits ! Writing UV FITS file: J1407+2827_X_uvs.fits wwins J1407+2827_X_map.win ! wwins: Wrote 2 windows to J1407+2827_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 = -0.00169131 Jy ! Component: 100 - total flux cleaned = -0.00262401 Jy ! Component: 150 - total flux cleaned = -0.00366721 Jy ! Component: 200 - total flux cleaned = -0.00437108 Jy ! Component: 250 - total flux cleaned = -0.00526976 Jy ! Component: 300 - total flux cleaned = -0.00588528 Jy ! Component: 350 - total flux cleaned = -0.00632504 Jy ! Component: 400 - total flux cleaned = -0.00660159 Jy ! Component: 450 - total flux cleaned = -0.00686473 Jy ! Component: 500 - total flux cleaned = -0.00699057 Jy ! Component: 550 - total flux cleaned = -0.00693106 Jy ! Component: 600 - total flux cleaned = -0.00681723 Jy ! Component: 650 - total flux cleaned = -0.00676346 Jy ! Component: 700 - total flux cleaned = -0.00665531 Jy ! Component: 750 - total flux cleaned = -0.00644796 Jy ! Component: 800 - total flux cleaned = -0.0063988 Jy ! Component: 850 - total flux cleaned = -0.00625452 Jy ! Component: 900 - total flux cleaned = -0.00620753 Jy ! Component: 950 - total flux cleaned = -0.00620586 Jy ! Component: 1000 - total flux cleaned = -0.00598773 Jy ! Component: 1050 - total flux cleaned = -0.00586267 Jy ! Component: 1100 - total flux cleaned = -0.00582319 Jy ! Component: 1150 - total flux cleaned = -0.00574346 Jy ! Component: 1200 - total flux cleaned = -0.00570559 Jy ! Component: 1250 - total flux cleaned = -0.00581697 Jy ! Component: 1300 - total flux cleaned = -0.00574181 Jy ! Component: 1350 - total flux cleaned = -0.00595667 Jy ! Component: 1400 - total flux cleaned = -0.00599116 Jy ! Component: 1450 - total flux cleaned = -0.00609275 Jy ! Component: 1500 - total flux cleaned = -0.00619206 Jy ! Component: 1550 - total flux cleaned = -0.00616024 Jy ! Component: 1600 - total flux cleaned = -0.00631828 Jy ! Component: 1650 - total flux cleaned = -0.00631841 Jy ! Component: 1700 - total flux cleaned = -0.00646807 Jy ! Component: 1750 - total flux cleaned = -0.00649662 Jy ! Component: 1800 - total flux cleaned = -0.00652474 Jy ! Component: 1850 - total flux cleaned = -0.00649676 Jy ! Component: 1900 - total flux cleaned = -0.00646903 Jy ! Component: 1950 - total flux cleaned = -0.00641495 Jy ! Component: 2000 - total flux cleaned = -0.00636209 Jy ! Component: 2050 - total flux cleaned = -0.00633589 Jy ! Component: 2100 - total flux cleaned = -0.00631038 Jy ! Component: 2150 - total flux cleaned = -0.00621081 Jy ! Component: 2200 - total flux cleaned = -0.00616159 Jy ! Component: 2250 - total flux cleaned = -0.00608917 Jy ! Component: 2300 - total flux cleaned = -0.00597067 Jy ! Component: 2350 - total flux cleaned = -0.00587748 Jy ! Component: 2400 - total flux cleaned = -0.0058317 Jy ! Component: 2450 - total flux cleaned = -0.00576327 Jy ! Component: 2500 - total flux cleaned = -0.00569685 Jy ! Component: 2550 - total flux cleaned = -0.00563144 Jy ! Component: 2600 - total flux cleaned = -0.00558873 Jy ! Component: 2650 - total flux cleaned = -0.00560995 Jy ! Component: 2700 - total flux cleaned = -0.00560978 Jy ! Component: 2750 - total flux cleaned = -0.00560963 Jy ! Component: 2800 - total flux cleaned = -0.00561012 Jy ! Component: 2850 - total flux cleaned = -0.00561006 Jy ! Component: 2900 - total flux cleaned = -0.00563003 Jy ! Component: 2950 - total flux cleaned = -0.00564942 Jy ! Component: 3000 - total flux cleaned = -0.00564932 Jy ! Component: 3050 - total flux cleaned = -0.00563023 Jy ! Component: 3100 - total flux cleaned = -0.00551822 Jy ! Component: 3150 - total flux cleaned = -0.00555534 Jy ! Component: 3200 - total flux cleaned = -0.00553734 Jy ! Component: 3250 - total flux cleaned = -0.00551966 Jy ! Component: 3300 - total flux cleaned = -0.00550175 Jy ! Component: 3350 - total flux cleaned = -0.0054666 Jy ! Component: 3400 - total flux cleaned = -0.00543215 Jy ! Component: 3450 - total flux cleaned = -0.00538088 Jy ! Component: 3500 - total flux cleaned = -0.00531315 Jy ! Component: 3550 - total flux cleaned = -0.00524615 Jy ! Component: 3600 - total flux cleaned = -0.00522948 Jy ! Component: 3650 - total flux cleaned = -0.00518045 Jy ! Component: 3700 - total flux cleaned = -0.00513187 Jy ! Component: 3750 - total flux cleaned = -0.00506742 Jy ! Component: 3800 - total flux cleaned = -0.0049558 Jy ! Component: 3850 - total flux cleaned = -0.00486113 Jy ! Component: 3900 - total flux cleaned = -0.00481426 Jy ! Component: 3950 - total flux cleaned = -0.00470596 Jy ! Component: 4000 - total flux cleaned = -0.00465983 Jy ! Component: 4050 - total flux cleaned = -0.00459888 Jy ! Total flux subtracted in 4096 components = -0.00450829 Jy ! Clean residual min=-0.000842 max=0.000785 Jy/beam ! Clean residual mean=0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.816889 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 402 components and 0.816889 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1407+2827_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.05 x 2.322 at -22.16 degrees (North through East) ! Clean map min=-0.0031397 max=0.49541 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1407+2827_X_map.fits wmodel /vlbi/bp222/maps//J1407+2827_X_map.mod ! Writing 402 model components to file: /vlbi/bp222/maps//J1407+2827_X_map.mod wobs /vlbi/bp222/maps//J1407+2827_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1407+2827_X_uvs.fits wwins /vlbi/bp222/maps//J1407+2827_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1407+2827_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.495407 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000239321 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.144924 0.144924 0.289847 0.579695 1.15939 2.31878 4.63756 9.27512 18.5502 37.1005 74.2009 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.495 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2070.05 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1407+2827_X_dfm.log closed on Thu Sep 27 11:13:32 2018