! Started logfile: /vlbi/bp222/maps//J1258-1800_X_dfm.log on Thu Sep 27 11:08:53 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//J1258-1800_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1258-1800_X_uva.fits ! AN table 1: 79 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.911041 visibilities/baseline/integration-bin. ! Found source: J1258-1800 ! ! 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 121 lines of history. ! ! Reading 31092 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 J1258-1800_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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024432Jy sigma=12.088836 ! Fit after self-cal, rms=0.810947Jy sigma=9.527625 ! 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=0.6023 mas, bmaj=1.552 mas, bpa=-5.296 degrees ! Estimated noise=0.687716 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 = 0.140211 Jy ! Component: 100 - total flux cleaned = 0.172929 Jy ! Total flux subtracted in 100 components = 0.172929 Jy ! Clean residual min=-0.006230 max=0.013260 Jy/beam ! Clean residual mean=0.000000 rms=0.001320 Jy/beam ! Combined flux in latest and established models = 0.172929 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.172929 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=0.084326Jy sigma=0.909986 ! Fit after self-cal, rms=0.084316Jy sigma=0.909907 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156776 Jy ! Component: 100 - total flux cleaned = 0.0257623 Jy ! Total flux subtracted in 100 components = 0.0257623 Jy ! Clean residual min=-0.005500 max=0.009919 Jy/beam ! Clean residual mean=-0.000001 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 0.198691 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.198691 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=0.079221Jy sigma=0.834347 ! Fit after self-cal, rms=0.079226Jy sigma=0.834227 ! Inverting map ! Added new window around map position (2.4, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00903037 Jy ! Component: 100 - total flux cleaned = 0.0150335 Jy ! Total flux subtracted in 100 components = 0.0150335 Jy ! Clean residual min=-0.004601 max=0.007600 Jy/beam ! Clean residual mean=-0.000002 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.213724 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 41 components and 0.213724 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=0.077613Jy sigma=0.810659 ! Fit after self-cal, rms=0.077538Jy sigma=0.809497 ! Inverting map ! Added new window around map position (-2.6, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0063366 Jy ! Component: 100 - total flux cleaned = 0.0108458 Jy ! Total flux subtracted in 100 components = 0.0108458 Jy ! Clean residual min=-0.004261 max=0.003990 Jy/beam ! Clean residual mean=-0.000002 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.22457 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.22457 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=0.076694Jy sigma=0.797224 ! Fit after self-cal, rms=0.076684Jy sigma=0.797125 ! 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=0.8015 mas, bmaj=1.899 mas, bpa=-3.785 degrees ! Estimated noise=0.364828 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00724694 Jy ! Component: 100 - total flux cleaned = 0.011897 Jy ! Component: 150 - total flux cleaned = 0.0152507 Jy ! Component: 200 - total flux cleaned = 0.0177746 Jy ! Total flux subtracted in 200 components = 0.0177746 Jy ! Clean residual min=-0.004437 max=0.003825 Jy/beam ! Clean residual mean=-0.000009 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.242345 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 85 components and 0.242345 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=0.075883Jy sigma=0.786315 ! Fit after self-cal, rms=0.075856Jy sigma=0.785898 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8015 x 1.899 at -3.785 degrees (North through East) ! Clean map min=-0.0042858 max=0.18615 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 0.99 ! LA 1.00 MK 1.00 NL 1.04 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.03 KP 0.99 ! LA 1.01 MK 1.02 NL 1.02 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.05 KP 1.01 ! LA 0.98 MK 1.02 NL 1.01 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.02 KP 0.99 ! LA 0.99 MK 1.02 NL 1.01 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.03 KP 0.99 ! LA 1.01 MK 1.02 NL 1.02 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.03 KP 1.00 ! LA 1.02 MK 1.04 NL 1.03 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.02 KP 0.99 ! LA 1.00 MK 1.02 NL 1.02 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.00 KP 1.01 ! LA 0.99 MK 1.00 NL 1.04 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.99 KP 0.99 ! LA 1.00 MK 1.02 NL 1.03 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.01 KP 1.00 ! LA 0.99 MK 1.06 NL 1.02 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.05 KP 0.98 ! LA 1.00 MK 1.03 NL 1.03 PT 0.97 ! SC 1.01 ! ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.02 KP 0.96 ! LA 1.00 MK 1.03 NL 1.04 PT 0.97 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.075856Jy sigma=0.785898 ! Fit after self-cal, rms=0.076481Jy sigma=0.780139 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8108 mas, bmaj=1.918 mas, bpa=-3.579 degrees ! Estimated noise=0.367696 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 = -0.000881099 Jy ! Component: 100 - total flux cleaned = -0.00115543 Jy ! Component: 150 - total flux cleaned = -0.00134223 Jy ! Component: 200 - total flux cleaned = -0.00144023 Jy ! Total flux subtracted in 200 components = -0.00144023 Jy ! Clean residual min=-0.003641 max=0.003203 Jy/beam ! Clean residual mean=-0.000007 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.240905 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 94 components and 0.240905 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=0.076426Jy sigma=0.779629 ! Fit after self-cal, rms=0.076437Jy sigma=0.779568 ! 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=0.076437Jy sigma=0.779568 ! Fit after self-cal, rms=0.078374Jy sigma=0.768524 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8103 mas, bmaj=1.924 mas, bpa=-3.69 degrees ! Estimated noise=0.368635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000287791 Jy ! Component: 100 - total flux cleaned = -0.000348674 Jy ! Component: 150 - total flux cleaned = -0.000469658 Jy ! Component: 200 - total flux cleaned = -0.000643235 Jy ! Total flux subtracted in 200 components = -0.000643235 Jy ! Clean residual min=-0.002095 max=0.002497 Jy/beam ! Clean residual mean=-0.000005 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.240261 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 112 components and 0.240261 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=0.078319Jy sigma=0.767728 ! Fit after self-cal, rms=0.078355Jy sigma=0.767638 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 (-9, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214036 Jy ! Component: 100 - total flux cleaned = 0.00206658 Jy ! Component: 150 - total flux cleaned = 0.00183226 Jy ! Component: 200 - total flux cleaned = 0.00165441 Jy ! Total flux subtracted in 200 components = 0.00165441 Jy ! Clean residual min=-0.001879 max=0.001897 Jy/beam ! Clean residual mean=-0.000004 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.241916 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 120 components and 0.241916 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=0.078269Jy sigma=0.766867 ! Fit after self-cal, rms=0.078261Jy sigma=0.766784 ! 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=0.078261Jy sigma=0.766784 ! Fit after self-cal, rms=0.079702Jy sigma=0.761939 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8097 mas, bmaj=1.931 mas, bpa=-3.575 degrees ! Estimated noise=0.369493 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000943075 Jy ! Component: 100 - total flux cleaned = -0.000990599 Jy ! Component: 150 - total flux cleaned = -0.000985068 Jy ! Component: 200 - total flux cleaned = -0.00105321 Jy ! Total flux subtracted in 200 components = -0.00105321 Jy ! Clean residual min=-0.001511 max=0.001662 Jy/beam ! Clean residual mean=-0.000003 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.240863 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 125 components and 0.240863 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=0.079642Jy sigma=0.761263 ! Fit after self-cal, rms=0.079660Jy sigma=0.761200 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, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928869 Jy ! Component: 100 - total flux cleaned = 0.000895087 Jy ! Component: 150 - total flux cleaned = 0.000959248 Jy ! Component: 200 - total flux cleaned = 0.000988794 Jy ! Total flux subtracted in 200 components = 0.000988794 Jy ! Clean residual min=-0.001452 max=0.001364 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.241851 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 141 components and 0.241851 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=0.079617Jy sigma=0.760797 ! Fit after self-cal, rms=0.079617Jy sigma=0.760775 ! 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=0.079617Jy sigma=0.760775 ! Fit after self-cal, rms=0.079672Jy sigma=0.760585 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.208 mas, bmaj=4.132 mas, bpa=4.093 degrees ! Estimated noise=0.467321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000577963 Jy ! Component: 100 - total flux cleaned = -0.000611322 Jy ! Component: 150 - total flux cleaned = -0.000608942 Jy ! Component: 200 - total flux cleaned = -0.000608461 Jy ! Total flux subtracted in 200 components = -0.000608461 Jy ! Clean residual min=-0.001340 max=0.001633 Jy/beam ! Clean residual mean=-0.000004 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.241243 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 154 components and 0.241243 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=0.079649Jy sigma=0.760455 ! Fit after self-cal, rms=0.079646Jy sigma=0.760415 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, 33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116962 Jy ! Component: 100 - total flux cleaned = 0.00152968 Jy ! Component: 150 - total flux cleaned = 0.00165039 Jy ! Component: 200 - total flux cleaned = 0.00175672 Jy ! Total flux subtracted in 200 components = 0.00175672 Jy ! Clean residual min=-0.001230 max=0.001184 Jy/beam ! Clean residual mean=-0.000004 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.243 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 184 components and 0.243 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=0.079624Jy sigma=0.760171 ! Fit after self-cal, rms=0.079625Jy sigma=0.760148 ! 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=0.8089 mas, bmaj=1.931 mas, bpa=-3.529 degrees ! Estimated noise=0.369327 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8089 x 1.931 at -3.529 degrees (North through East) ! Clean map min=-0.001262 max=0.1878 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=0.605 mas, bmaj=1.569 mas, bpa=-5.031 degrees ! Estimated noise=0.695269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142686 Jy ! Component: 100 - total flux cleaned = 0.175623 Jy ! Component: 150 - total flux cleaned = 0.190424 Jy ! Component: 200 - total flux cleaned = 0.199972 Jy ! Total flux subtracted in 200 components = 0.199972 Jy ! Clean residual min=-0.003282 max=0.005590 Jy/beam ! Clean residual mean=-0.000000 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.199972 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.199972 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8089 mas, bmaj=1.931 mas, bpa=-3.529 degrees ! Estimated noise=0.369327 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 = 0.0120062 Jy ! Component: 100 - total flux cleaned = 0.0195688 Jy ! Component: 150 - total flux cleaned = 0.0248333 Jy ! Component: 200 - total flux cleaned = 0.0286469 Jy ! Total flux subtracted in 200 components = 0.0286469 Jy ! Clean residual min=-0.001900 max=0.003317 Jy/beam ! Clean residual mean=-0.000004 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.228618 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 64 components and 0.228618 Jy ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00328362 Jy ! Component: 100 - total flux cleaned = 0.00551241 Jy ! Component: 150 - total flux cleaned = 0.00731839 Jy ! Component: 200 - total flux cleaned = 0.00884291 Jy ! Total flux subtracted in 200 components = 0.00884291 Jy ! Clean residual min=-0.001516 max=0.001562 Jy/beam ! Clean residual mean=-0.000003 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.237461 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 105 components and 0.237461 Jy ! Inverting map ! Added new window around map position (18, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139982 Jy ! Component: 100 - total flux cleaned = 0.00225957 Jy ! Component: 150 - total flux cleaned = 0.00294594 Jy ! Component: 200 - total flux cleaned = 0.00352971 Jy ! Total flux subtracted in 200 components = 0.00352971 Jy ! Clean residual min=-0.001441 max=0.001241 Jy/beam ! Clean residual mean=-0.000002 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.240991 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 130 components and 0.240991 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=2.208 mas, bmaj=4.132 mas, bpa=4.093 degrees ! Estimated noise=0.467321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107296 Jy ! Component: 100 - total flux cleaned = 0.00164647 Jy ! Component: 150 - total flux cleaned = 0.00207031 Jy ! Component: 200 - total flux cleaned = 0.00232931 Jy ! Total flux subtracted in 200 components = 0.00232931 Jy ! Clean residual min=-0.001215 max=0.001187 Jy/beam ! Clean residual mean=-0.000003 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.24332 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 = 0.000186748 Jy ! Component: 100 - total flux cleaned = 0.000335229 Jy ! Component: 150 - total flux cleaned = 0.000453001 Jy ! Component: 200 - total flux cleaned = 0.000543633 Jy ! Total flux subtracted in 200 components = 0.000543633 Jy ! Clean residual min=-0.001187 max=0.001153 Jy/beam ! Clean residual mean=-0.000003 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.243864 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 189 components and 0.243864 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8089 mas, bmaj=1.931 mas, bpa=-3.529 degrees ! Estimated noise=0.369327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000192021 Jy ! Component: 100 - total flux cleaned = -0.00022004 Jy ! Component: 150 - total flux cleaned = -0.000247558 Jy ! Component: 200 - total flux cleaned = -0.000272657 Jy ! Total flux subtracted in 200 components = -0.000272657 Jy ! Clean residual min=-0.001382 max=0.001128 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.243591 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 209 components and 0.243591 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=0.079610Jy sigma=0.759551 ! Fit after self-cal, rms=0.079598Jy sigma=0.759458 wmodel J1258-1800_X_map.mod ! Writing 209 model components to file: J1258-1800_X_map.mod wobs J1258-1800_X_uvs.fits ! Writing UV FITS file: J1258-1800_X_uvs.fits wwins J1258-1800_X_map.win ! wwins: Wrote 9 windows to J1258-1800_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 = -0.000452775 Jy ! Component: 100 - total flux cleaned = -0.000516294 Jy ! Component: 150 - total flux cleaned = -0.000516471 Jy ! Component: 200 - total flux cleaned = -0.000516191 Jy ! Component: 250 - total flux cleaned = -0.000477588 Jy ! Component: 300 - total flux cleaned = -0.000439574 Jy ! Component: 350 - total flux cleaned = -0.000384214 Jy ! Component: 400 - total flux cleaned = -0.000402392 Jy ! Component: 450 - total flux cleaned = -0.000438279 Jy ! Component: 500 - total flux cleaned = -0.000491041 Jy ! Component: 550 - total flux cleaned = -0.000577744 Jy ! Component: 600 - total flux cleaned = -0.000629062 Jy ! Component: 650 - total flux cleaned = -0.00071382 Jy ! Component: 700 - total flux cleaned = -0.000781157 Jy ! Component: 750 - total flux cleaned = -0.000864544 Jy ! Component: 800 - total flux cleaned = -0.000979508 Jy ! Component: 850 - total flux cleaned = -0.00109306 Jy ! Component: 900 - total flux cleaned = -0.00125365 Jy ! Component: 950 - total flux cleaned = -0.00134874 Jy ! Component: 1000 - total flux cleaned = -0.00144314 Jy ! Component: 1050 - total flux cleaned = -0.0015058 Jy ! Component: 1100 - total flux cleaned = -0.00166043 Jy ! Component: 1150 - total flux cleaned = -0.0017369 Jy ! Component: 1200 - total flux cleaned = -0.00184307 Jy ! Component: 1250 - total flux cleaned = -0.00190305 Jy ! Component: 1300 - total flux cleaned = -0.0019777 Jy ! Component: 1350 - total flux cleaned = -0.0020517 Jy ! Component: 1400 - total flux cleaned = -0.00215433 Jy ! Component: 1450 - total flux cleaned = -0.00222707 Jy ! Component: 1500 - total flux cleaned = -0.00231369 Jy ! Component: 1550 - total flux cleaned = -0.0023711 Jy ! Component: 1600 - total flux cleaned = -0.0024706 Jy ! Component: 1650 - total flux cleaned = -0.00259769 Jy ! Component: 1700 - total flux cleaned = -0.00266776 Jy ! Component: 1750 - total flux cleaned = -0.00276501 Jy ! Component: 1800 - total flux cleaned = -0.00279271 Jy ! Component: 1850 - total flux cleaned = -0.00293 Jy ! Component: 1900 - total flux cleaned = -0.00306604 Jy ! Component: 1950 - total flux cleaned = -0.00310662 Jy ! Component: 2000 - total flux cleaned = -0.00322752 Jy ! Component: 2050 - total flux cleaned = -0.00326764 Jy ! Component: 2100 - total flux cleaned = -0.00336047 Jy ! Component: 2150 - total flux cleaned = -0.00346612 Jy ! Component: 2200 - total flux cleaned = -0.00351861 Jy ! Component: 2250 - total flux cleaned = -0.00360983 Jy ! Component: 2300 - total flux cleaned = -0.00370037 Jy ! Component: 2350 - total flux cleaned = -0.00372604 Jy ! Component: 2400 - total flux cleaned = -0.0038414 Jy ! Component: 2450 - total flux cleaned = -0.00391773 Jy ! Component: 2500 - total flux cleaned = -0.00396849 Jy ! Component: 2550 - total flux cleaned = -0.00405655 Jy ! Component: 2600 - total flux cleaned = -0.00409407 Jy ! Component: 2650 - total flux cleaned = -0.00418127 Jy ! Component: 2700 - total flux cleaned = -0.00415644 Jy ! Component: 2750 - total flux cleaned = -0.00424282 Jy ! Component: 2800 - total flux cleaned = -0.00426747 Jy ! Component: 2850 - total flux cleaned = -0.00434073 Jy ! Component: 2900 - total flux cleaned = -0.00445004 Jy ! Component: 2950 - total flux cleaned = -0.00446197 Jy ! Component: 3000 - total flux cleaned = -0.00459431 Jy ! Component: 3050 - total flux cleaned = -0.00460618 Jy ! Component: 3100 - total flux cleaned = -0.00460615 Jy ! Component: 3150 - total flux cleaned = -0.00467735 Jy ! Component: 3200 - total flux cleaned = -0.00473621 Jy ! Component: 3250 - total flux cleaned = -0.00480675 Jy ! Component: 3300 - total flux cleaned = -0.0048302 Jy ! Component: 3350 - total flux cleaned = -0.00487674 Jy ! Component: 3400 - total flux cleaned = -0.00498085 Jy ! Component: 3450 - total flux cleaned = -0.0049693 Jy ! Component: 3500 - total flux cleaned = -0.00499231 Jy ! Component: 3550 - total flux cleaned = -0.00507223 Jy ! Component: 3600 - total flux cleaned = -0.00516319 Jy ! Component: 3650 - total flux cleaned = -0.0051745 Jy ! Component: 3700 - total flux cleaned = -0.00527593 Jy ! Component: 3750 - total flux cleaned = -0.00529833 Jy ! Component: 3800 - total flux cleaned = -0.00537657 Jy ! Component: 3850 - total flux cleaned = -0.00538767 Jy ! Component: 3900 - total flux cleaned = -0.00548749 Jy ! Component: 3950 - total flux cleaned = -0.00556481 Jy ! Component: 4000 - total flux cleaned = -0.00557581 Jy ! Component: 4050 - total flux cleaned = -0.00565254 Jy ! Total flux subtracted in 4096 components = -0.0056744 Jy ! Clean residual min=-0.000597 max=0.000583 Jy/beam ! Clean residual mean=-0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.237917 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 527 components and 0.237917 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1258-1800_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8089 x 1.931 at -3.529 degrees (North through East) ! Clean map min=-0.0010907 max=0.1895 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1258-1800_X_map.fits wmodel /vlbi/bp222/maps//J1258-1800_X_map.mod ! Writing 527 model components to file: /vlbi/bp222/maps//J1258-1800_X_map.mod wobs /vlbi/bp222/maps//J1258-1800_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1258-1800_X_uvs.fits wwins /vlbi/bp222/maps//J1258-1800_X_map.win ! wwins: Wrote 10 windows to /vlbi/bp222/maps//J1258-1800_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.189499 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000189251 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.299607 0.299607 0.599214 1.19843 2.39686 4.79371 9.58742 19.1748 38.3497 76.6994 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.189 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1001.31 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1258-1800_X_dfm.log closed on Thu Sep 27 11:08:59 2018