! Started logfile: /vlbi/bp222/maps//J1357+7643_X_dfm.log on Mon Jan 14 16:53:24 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/maps//J1357+7643_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1357+7643_X_uvm.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! AN table 2: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968992 visibilities/baseline/integration-bin. ! Found source: J1357+7643 ! ! 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 24000 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 J1357+7643_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 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.007112Jy sigma=15.816171 ! Fit after self-cal, rms=0.907649Jy sigma=14.282347 ! 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=0.6174 mas, bmaj=1.687 mas, bpa=4.235 degrees ! Estimated noise=0.637776 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 = 0.0723924 Jy ! Component: 100 - total flux cleaned = 0.0882478 Jy ! Total flux subtracted in 100 components = 0.0882478 Jy ! Clean residual min=-0.003177 max=0.005110 Jy/beam ! Clean residual mean=-0.000001 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.0882478 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0882478 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=0.064030Jy sigma=0.917873 ! Fit after self-cal, rms=0.063875Jy sigma=0.916362 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00507557 Jy ! Component: 100 - total flux cleaned = 0.00778814 Jy ! Total flux subtracted in 100 components = 0.00778814 Jy ! Clean residual min=-0.003054 max=0.004603 Jy/beam ! Clean residual mean=-0.000001 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.0960359 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.0960359 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=0.063378Jy sigma=0.906966 ! Fit after self-cal, rms=0.063384Jy sigma=0.906911 ! Inverting map ! Added new window around map position (-1.4, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397833 Jy ! Component: 100 - total flux cleaned = 0.00626554 Jy ! Total flux subtracted in 100 components = 0.00626554 Jy ! Clean residual min=-0.002928 max=0.003170 Jy/beam ! Clean residual mean=-0.000000 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.102301 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.102301 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=0.063046Jy sigma=0.899968 ! Fit after self-cal, rms=0.063010Jy sigma=0.899485 ! 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=0.8017 mas, bmaj=2.022 mas, bpa=3.543 degrees ! Estimated noise=0.308616 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 = 0.00369297 Jy ! Component: 100 - total flux cleaned = 0.00575972 Jy ! Component: 150 - total flux cleaned = 0.00717104 Jy ! Component: 200 - total flux cleaned = 0.00818724 Jy ! Total flux subtracted in 200 components = 0.00818724 Jy ! Clean residual min=-0.002524 max=0.002405 Jy/beam ! Clean residual mean=-0.000002 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.110489 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 0.110489 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=0.062807Jy sigma=0.895278 ! Fit after self-cal, rms=0.062786Jy sigma=0.894825 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8017 x 2.022 at 3.543 degrees (North through East) ! Clean map min=-0.0022512 max=0.093165 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 1.10 KP 1.09 ! MK 1.13 NL 0.91 OV 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.99 HN 0.99 KP 1.04 ! LA 0.95 MK 1.07 NL 1.08 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.08 KP 1.12 ! MK 1.01 NL 0.80 OV 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 HN 0.97 KP 1.03 ! LA 1.01 MK 1.01 NL 1.11 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.09 HN 0.99 KP 1.13 ! MK 1.05 NL 0.96 OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 0.99 KP 1.01 ! LA 0.96 MK 1.01 NL 1.10 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.00 KP 1.04 ! MK 0.97 NL 0.94 OV 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 HN 0.93 KP 1.02 ! LA 1.00 MK 1.06 NL 1.18 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 1.02 KP 1.07 ! MK 0.93 NL 0.96 OV 1.18 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 0.94 HN 1.00 KP 1.01 ! LA 0.95 MK 1.06 NL 1.10 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.99 HN 1.18 KP 1.08 ! MK 1.00 NL 0.91 OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 1.00 KP 1.01 ! LA 1.02 MK 1.03 NL 1.05 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.06 HN 1.04 KP 1.02 ! MK 1.00 NL 0.92 OV 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.95 HN 1.00 KP 1.00 ! LA 0.96 MK 1.02 NL 1.08 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.09 HN 1.06 KP 1.07 ! MK 1.01 NL 0.98 OV 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.93 HN 0.96 KP 1.04 ! LA 0.97 MK 1.02 NL 1.09 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 1.20 KP 1.09 ! MK 1.11 NL 0.87 OV 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.95 HN 1.07 KP 0.99 ! LA 0.97 MK 1.07 NL 1.11 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 1.04 KP 1.05 ! MK 0.96 NL 0.89 OV 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 0.98 KP 1.04 ! LA 0.98 MK 1.06 NL 1.04 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 1.15 KP 1.14 ! MK 0.97 NL 0.82 OV 1.13 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 HN 0.93 KP 1.04 ! LA 0.96 MK 1.01 NL 1.08 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.96 KP 1.04 ! MK 1.07 NL 0.93 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.95 HN 0.97 KP 0.97 ! LA 0.93 MK 1.04 NL 1.12 PT 0.93 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.062786Jy sigma=0.894825 ! Fit after self-cal, rms=0.063091Jy sigma=0.885996 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8079 mas, bmaj=2.03 mas, bpa=3.448 degrees ! Estimated noise=0.311788 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 = -0.00095106 Jy ! Component: 100 - total flux cleaned = -0.0011827 Jy ! Component: 150 - total flux cleaned = -0.00128988 Jy ! Component: 200 - total flux cleaned = -0.00134013 Jy ! Total flux subtracted in 200 components = -0.00134013 Jy ! Clean residual min=-0.001348 max=0.001165 Jy/beam ! Clean residual mean=0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.109149 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.109149 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=0.063058Jy sigma=0.885634 ! Fit after self-cal, rms=0.063105Jy sigma=0.885390 ! 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=0.063105Jy sigma=0.885390 ! Fit after self-cal, rms=0.063151Jy sigma=0.884276 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8079 mas, bmaj=2.031 mas, bpa=3.415 degrees ! Estimated noise=0.312093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000454358 Jy ! Component: 100 - total flux cleaned = -0.000587997 Jy ! Component: 150 - total flux cleaned = -0.000634751 Jy ! Component: 200 - total flux cleaned = -0.000677294 Jy ! Total flux subtracted in 200 components = -0.000677294 Jy ! Clean residual min=-0.001244 max=0.001126 Jy/beam ! Clean residual mean=0.000000 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.108471 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.108471 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=0.063137Jy sigma=0.884134 ! Fit after self-cal, rms=0.063140Jy sigma=0.884104 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 = -0.000101358 Jy ! Component: 100 - total flux cleaned = -0.000129592 Jy ! Component: 150 - total flux cleaned = -0.000153885 Jy ! Component: 200 - total flux cleaned = -0.000164942 Jy ! Total flux subtracted in 200 components = -0.000164942 Jy ! Clean residual min=-0.001247 max=0.001123 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.108306 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 0.108306 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=0.063134Jy sigma=0.884035 ! Fit after self-cal, rms=0.063132Jy sigma=0.884028 ! 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=0.063132Jy sigma=0.884028 ! Fit after self-cal, rms=0.063217Jy sigma=0.882598 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8076 mas, bmaj=2.032 mas, bpa=3.354 degrees ! Estimated noise=0.31212 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000211818 Jy ! Component: 100 - total flux cleaned = -0.000289368 Jy ! Component: 150 - total flux cleaned = -0.000331959 Jy ! Component: 200 - total flux cleaned = -0.000341625 Jy ! Total flux subtracted in 200 components = -0.000341625 Jy ! Clean residual min=-0.001143 max=0.001157 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.107965 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.107965 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=0.063211Jy sigma=0.882537 ! Fit after self-cal, rms=0.063216Jy sigma=0.882497 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 = -7.3045e-05 Jy ! Component: 100 - total flux cleaned = -9.32166e-05 Jy ! Component: 150 - total flux cleaned = -8.48983e-05 Jy ! Component: 200 - total flux cleaned = -7.66954e-05 Jy ! Total flux subtracted in 200 components = -7.66954e-05 Jy ! Clean residual min=-0.001145 max=0.001152 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.107888 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 63 components and 0.107888 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=0.063213Jy sigma=0.882463 ! Fit after self-cal, rms=0.063211Jy sigma=0.882457 ! 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=0.063211Jy sigma=0.882457 ! Fit after self-cal, rms=0.063239Jy sigma=0.882440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.102 mas, bmaj=3.003 mas, bpa=-1.386 degrees ! Estimated noise=0.391468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.74887e-05 Jy ! Component: 100 - total flux cleaned = 9.73022e-05 Jy ! Component: 150 - total flux cleaned = 9.68449e-05 Jy ! Component: 200 - total flux cleaned = 9.6761e-05 Jy ! Total flux subtracted in 200 components = 9.6761e-05 Jy ! Clean residual min=-0.001211 max=0.001416 Jy/beam ! Clean residual mean=0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.107985 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 65 components and 0.107985 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=0.063237Jy sigma=0.882425 ! Fit after self-cal, rms=0.063237Jy sigma=0.882416 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 = 9.23686e-06 Jy ! Component: 100 - total flux cleaned = 9.03108e-06 Jy ! Component: 150 - total flux cleaned = 9.13321e-06 Jy ! Component: 200 - total flux cleaned = 1.61459e-05 Jy ! Total flux subtracted in 200 components = 1.61459e-05 Jy ! Clean residual min=-0.001217 max=0.001411 Jy/beam ! Clean residual mean=0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.108001 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 68 components and 0.108001 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=0.063237Jy sigma=0.882413 ! Fit after self-cal, rms=0.063236Jy sigma=0.882405 ! 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=0.8075 mas, bmaj=2.032 mas, bpa=3.316 degrees ! Estimated noise=0.312241 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8075 x 2.032 at 3.316 degrees (North through East) ! Clean map min=-0.0010273 max=0.094451 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=0.6215 mas, bmaj=1.69 mas, bpa=4.035 degrees ! Estimated noise=0.649078 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0736507 Jy ! Component: 100 - total flux cleaned = 0.0897565 Jy ! Component: 150 - total flux cleaned = 0.0948564 Jy ! Component: 200 - total flux cleaned = 0.0981997 Jy ! Total flux subtracted in 200 components = 0.0981997 Jy ! Clean residual min=-0.002602 max=0.002636 Jy/beam ! Clean residual mean=-0.000000 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.0981997 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0981997 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8075 mas, bmaj=2.032 mas, bpa=3.316 degrees ! Estimated noise=0.312241 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392741 Jy ! Component: 100 - total flux cleaned = 0.0060377 Jy ! Component: 150 - total flux cleaned = 0.00710126 Jy ! Component: 200 - total flux cleaned = 0.0076896 Jy ! Total flux subtracted in 200 components = 0.0076896 Jy ! Clean residual min=-0.001180 max=0.001198 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.105889 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 47 components and 0.105889 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=2.102 mas, bmaj=3.003 mas, bpa=-1.386 degrees ! Estimated noise=0.391468 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013929 Jy ! Component: 100 - total flux cleaned = 0.00177764 Jy ! Component: 150 - total flux cleaned = 0.00189305 Jy ! Component: 200 - total flux cleaned = 0.00198223 Jy ! Total flux subtracted in 200 components = 0.00198223 Jy ! Clean residual min=-0.001177 max=0.001369 Jy/beam ! Clean residual mean=0.000002 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.107872 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.0008e-05 Jy ! Component: 100 - total flux cleaned = 8.15828e-05 Jy ! Component: 150 - total flux cleaned = 0.000108413 Jy ! Component: 200 - total flux cleaned = 0.000132072 Jy ! Total flux subtracted in 200 components = 0.000132072 Jy ! Clean residual min=-0.001202 max=0.001367 Jy/beam ! Clean residual mean=0.000002 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.108004 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 74 components and 0.108004 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8075 mas, bmaj=2.032 mas, bpa=3.316 degrees ! Estimated noise=0.312241 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259386 Jy ! Component: 100 - total flux cleaned = 0.000240453 Jy ! Component: 150 - total flux cleaned = 0.00020748 Jy ! Component: 200 - total flux cleaned = 0.000178312 Jy ! Total flux subtracted in 200 components = 0.000178312 Jy ! Clean residual min=-0.001143 max=0.001211 Jy/beam ! Clean residual mean=0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.108182 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 86 components and 0.108182 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=0.063230Jy sigma=0.882421 ! Fit after self-cal, rms=0.063227Jy sigma=0.882386 wmodel J1357+7643_X_map.mod ! Writing 86 model components to file: J1357+7643_X_map.mod wobs J1357+7643_X_uvs.fits ! Writing UV FITS file: J1357+7643_X_uvs.fits wwins J1357+7643_X_map.win ! wwins: Wrote 3 windows to J1357+7643_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 = 0.000322058 Jy ! Component: 100 - total flux cleaned = 0.000300786 Jy ! Component: 150 - total flux cleaned = 0.000434527 Jy ! Component: 200 - total flux cleaned = 0.000508483 Jy ! Component: 250 - total flux cleaned = 0.000562306 Jy ! Component: 300 - total flux cleaned = 0.000597025 Jy ! Component: 350 - total flux cleaned = 0.000580186 Jy ! Component: 400 - total flux cleaned = 0.000596921 Jy ! Component: 450 - total flux cleaned = 0.000661164 Jy ! Component: 500 - total flux cleaned = 0.000708786 Jy ! Component: 550 - total flux cleaned = 0.000802234 Jy ! Component: 600 - total flux cleaned = 0.000802299 Jy ! Component: 650 - total flux cleaned = 0.000862497 Jy ! Component: 700 - total flux cleaned = 0.000891886 Jy ! Component: 750 - total flux cleaned = 0.000862357 Jy ! Component: 800 - total flux cleaned = 0.000949012 Jy ! Component: 850 - total flux cleaned = 0.00093464 Jy ! Component: 900 - total flux cleaned = 0.000934633 Jy ! Component: 950 - total flux cleaned = 0.000920638 Jy ! Component: 1000 - total flux cleaned = 0.000948304 Jy ! Component: 1050 - total flux cleaned = 0.000934836 Jy ! Component: 1100 - total flux cleaned = 0.000934861 Jy ! Component: 1150 - total flux cleaned = 0.000975174 Jy ! Component: 1200 - total flux cleaned = 0.000975411 Jy ! Component: 1250 - total flux cleaned = 0.000962159 Jy ! Component: 1300 - total flux cleaned = 0.000988601 Jy ! Component: 1350 - total flux cleaned = 0.000962645 Jy ! Component: 1400 - total flux cleaned = 0.00101441 Jy ! Component: 1450 - total flux cleaned = 0.00103989 Jy ! Component: 1500 - total flux cleaned = 0.00107776 Jy ! Component: 1550 - total flux cleaned = 0.00109009 Jy ! Component: 1600 - total flux cleaned = 0.00100274 Jy ! Component: 1650 - total flux cleaned = 0.00101539 Jy ! Component: 1700 - total flux cleaned = 0.00104013 Jy ! Component: 1750 - total flux cleaned = 0.00105232 Jy ! Component: 1800 - total flux cleaned = 0.0010403 Jy ! Component: 1850 - total flux cleaned = 0.00106429 Jy ! Component: 1900 - total flux cleaned = 0.00101657 Jy ! Component: 1950 - total flux cleaned = 0.000980935 Jy ! Component: 2000 - total flux cleaned = 0.000992732 Jy ! Component: 2050 - total flux cleaned = 0.000969342 Jy ! Component: 2100 - total flux cleaned = 0.000899481 Jy ! Component: 2150 - total flux cleaned = 0.000876368 Jy ! Component: 2200 - total flux cleaned = 0.000853187 Jy ! Component: 2250 - total flux cleaned = 0.000761793 Jy ! Component: 2300 - total flux cleaned = 0.000750574 Jy ! Component: 2350 - total flux cleaned = 0.000727951 Jy ! Component: 2400 - total flux cleaned = 0.000660569 Jy ! Component: 2450 - total flux cleaned = 0.000627199 Jy ! Component: 2500 - total flux cleaned = 0.000593834 Jy ! Component: 2550 - total flux cleaned = 0.000538728 Jy ! Component: 2600 - total flux cleaned = 0.000516796 Jy ! Component: 2650 - total flux cleaned = 0.000494908 Jy ! Component: 2700 - total flux cleaned = 0.000440671 Jy ! Component: 2750 - total flux cleaned = 0.000408402 Jy ! Component: 2800 - total flux cleaned = 0.000354879 Jy ! Component: 2850 - total flux cleaned = 0.000312395 Jy ! Component: 2900 - total flux cleaned = 0.000333615 Jy ! Component: 2950 - total flux cleaned = 0.000323225 Jy ! Component: 3000 - total flux cleaned = 0.000281299 Jy ! Component: 3050 - total flux cleaned = 0.000260438 Jy ! Component: 3100 - total flux cleaned = 0.000239763 Jy ! Component: 3150 - total flux cleaned = 0.000219059 Jy ! Component: 3200 - total flux cleaned = 0.000198536 Jy ! Component: 3250 - total flux cleaned = 0.000178062 Jy ! Component: 3300 - total flux cleaned = 0.000117096 Jy ! Component: 3350 - total flux cleaned = 0.000116984 Jy ! Component: 3400 - total flux cleaned = 3.64883e-05 Jy ! Component: 3450 - total flux cleaned = 3.65859e-05 Jy ! Component: 3500 - total flux cleaned = -3.29742e-06 Jy ! Component: 3550 - total flux cleaned = -3.30939e-06 Jy ! Component: 3600 - total flux cleaned = -4.272e-05 Jy ! Component: 3650 - total flux cleaned = -0.000131117 Jy ! Component: 3700 - total flux cleaned = -0.000101668 Jy ! Component: 3750 - total flux cleaned = -0.000130827 Jy ! Component: 3800 - total flux cleaned = -0.000121085 Jy ! Component: 3850 - total flux cleaned = -0.000150016 Jy ! Component: 3900 - total flux cleaned = -0.000169133 Jy ! Component: 3950 - total flux cleaned = -0.000216928 Jy ! Component: 4000 - total flux cleaned = -0.000207413 Jy ! Component: 4050 - total flux cleaned = -0.000197964 Jy ! Total flux subtracted in 4096 components = -0.000216771 Jy ! Clean residual min=-0.000541 max=0.000580 Jy/beam ! Clean residual mean=-0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.107965 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 423 components and 0.107965 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1357+7643_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8075 x 2.032 at 3.316 degrees (North through East) ! Clean map min=-0.00078108 max=0.094487 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1357+7643_X_map.fits wmodel /vlbi/bp222/maps//J1357+7643_X_map.mod ! Writing 423 model components to file: /vlbi/bp222/maps//J1357+7643_X_map.mod wobs /vlbi/bp222/maps//J1357+7643_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1357+7643_X_uvs.fits wwins /vlbi/bp222/maps//J1357+7643_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J1357+7643_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0944871 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000162589 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.516225 0.516225 1.03245 2.0649 4.1298 8.2596 16.5192 33.0384 66.0768 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.094 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 581.141 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1357+7643_X_dfm.log closed on Mon Jan 14 16:53:29 2019