! Started logfile: /vlbi/bp222/maps//J0257-1212_X_dfm.log on Thu Sep 27 10:42:47 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//J0257-1212_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0257-1212_X_uvm.fits ! AN table 1: 22 integrations on 36 of 36 possible baselines. ! AN table 2: 87 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.986989 visibilities/baseline/integration-bin. ! Found source: J0257-1212 ! ! 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 38232 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 J0257-1212_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 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 4 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.044128Jy sigma=12.658673 ! Fit after self-cal, rms=0.712192Jy sigma=8.534511 ! 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=0.6875 mas, bmaj=2.784 mas, bpa=-19.34 degrees ! Estimated noise=0.628432 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 = 0.206579 Jy ! Component: 100 - total flux cleaned = 0.287694 Jy ! Total flux subtracted in 100 components = 0.287694 Jy ! Clean residual min=-0.020393 max=0.040919 Jy/beam ! Clean residual mean=-0.000050 rms=0.003618 Jy/beam ! Combined flux in latest and established models = 0.287694 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.287694 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=0.105216Jy sigma=1.260332 ! Fit after self-cal, rms=0.103783Jy sigma=1.245996 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0500649 Jy ! Component: 100 - total flux cleaned = 0.0783402 Jy ! Total flux subtracted in 100 components = 0.0783402 Jy ! Clean residual min=-0.014931 max=0.014619 Jy/beam ! Clean residual mean=-0.000010 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.366034 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.366034 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=0.071495Jy sigma=0.824103 ! Fit after self-cal, rms=0.070721Jy sigma=0.815773 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143847 Jy ! Component: 100 - total flux cleaned = 0.0204768 Jy ! Total flux subtracted in 100 components = 0.0204768 Jy ! Clean residual min=-0.008900 max=0.006870 Jy/beam ! Clean residual mean=0.000001 rms=0.001196 Jy/beam ! Combined flux in latest and established models = 0.386511 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.386511 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=0.065906Jy sigma=0.739934 ! Fit after self-cal, rms=0.065618Jy sigma=0.736495 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00563343 Jy ! Component: 100 - total flux cleaned = 0.00693786 Jy ! Total flux subtracted in 100 components = 0.00693786 Jy ! Clean residual min=-0.006885 max=0.006015 Jy/beam ! Clean residual mean=0.000005 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.393449 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 26 components and 0.393449 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=0.064838Jy sigma=0.720992 ! Fit after self-cal, rms=0.064784Jy sigma=0.720382 ! 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=0.9227 mas, bmaj=3.18 mas, bpa=-17.6 degrees ! Estimated noise=0.321021 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 = -0.00195477 Jy ! Component: 100 - total flux cleaned = -0.00275131 Jy ! Component: 150 - total flux cleaned = -0.00293407 Jy ! Component: 200 - total flux cleaned = -0.003015 Jy ! Total flux subtracted in 200 components = -0.003015 Jy ! Clean residual min=-0.005607 max=0.004397 Jy/beam ! Clean residual mean=0.000016 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 0.390434 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.390434 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=0.064439Jy sigma=0.715031 ! Fit after self-cal, rms=0.064400Jy sigma=0.714712 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9227 x 3.18 at -17.6 degrees (North through East) ! Clean map min=-0.010068 max=0.27476 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 0.95 KP 0.95 ! LA 1.02 NL 0.95 OV 1.02 PT 1.03 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 HN 1.01 LA 0.99 ! MK 1.02 NL 0.98 OV 0.95 PT 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.99 KP 0.96 ! LA 1.02 NL 0.97 OV 1.02 PT 1.05 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 HN 1.00 LA 0.98 ! MK 1.02 NL 0.98 OV 0.97 PT 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 0.96 KP 0.95 ! LA 1.01 NL 0.95 OV 1.00 PT 1.07 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 HN 1.01 LA 0.99 ! MK 1.00 NL 0.97 OV 0.97 PT 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 HN 0.97 KP 0.97 ! LA 1.02 NL 0.96 OV 0.99 PT 1.05 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 HN 1.02 LA 0.98 ! MK 0.99 NL 0.97 OV 0.97 PT 1.11 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.97 KP 0.96 ! LA 1.01 NL 0.96 OV 1.01 PT 1.05 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.03 HN 1.00 LA 0.99 ! MK 1.02 NL 0.97 OV 0.96 PT 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.96 KP 0.95 ! LA 1.00 NL 0.96 OV 0.99 PT 1.04 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.02 HN 1.01 LA 0.98 ! MK 1.00 NL 0.96 OV 0.96 PT 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.95 KP 0.94 ! LA 1.02 NL 0.96 OV 0.99 PT 1.05 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.02 HN 1.01 LA 0.99 ! MK 1.01 NL 0.97 OV 0.96 PT 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.97 KP 0.94 ! LA 1.02 NL 0.95 OV 1.00 PT 1.06 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 1.00 LA 0.99 ! MK 0.99 NL 0.97 OV 0.96 PT 1.09 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.95 KP 0.96 ! LA 1.00 NL 0.98 OV 1.02 PT 1.00 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.02 HN 1.00 LA 0.97 ! MK 0.98 NL 0.96 OV 0.95 PT 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.92 KP 0.95 ! LA 1.01 NL 0.95 OV 1.00 PT 1.02 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.02 HN 0.99 LA 0.98 ! MK 0.97 NL 0.97 OV 0.95 PT 1.11 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.07 HN 0.95 KP 0.93 ! LA 1.01 NL 0.97 OV 1.00 PT 1.02 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 HN 1.00 LA 0.97 ! MK 0.96 NL 0.96 OV 0.96 PT 1.08 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.93 KP 0.93 ! LA 0.99 NL 0.95 OV 1.01 PT 1.05 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HN 1.02 LA 0.96 ! MK 0.98 NL 0.97 OV 0.96 PT 1.08 ! ! ! Fit before self-cal, rms=0.064400Jy sigma=0.714712 ! Fit after self-cal, rms=0.062241Jy sigma=0.688037 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9209 mas, bmaj=3.174 mas, bpa=-17.67 degrees ! Estimated noise=0.318767 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 (-0.4, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400366 Jy ! Component: 100 - total flux cleaned = 0.00392102 Jy ! Component: 150 - total flux cleaned = 0.00385414 Jy ! Component: 200 - total flux cleaned = 0.00379321 Jy ! Total flux subtracted in 200 components = 0.00379321 Jy ! Clean residual min=-0.001863 max=0.002171 Jy/beam ! Clean residual mean=0.000002 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.394227 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.394227 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=0.061896Jy sigma=0.683669 ! Fit after self-cal, rms=0.061925Jy sigma=0.683363 ! Inverting map ! Added new window around map position (1.6, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.26864e-05 Jy ! Component: 100 - total flux cleaned = -4.23747e-05 Jy ! Component: 150 - total flux cleaned = -0.000168446 Jy ! Component: 200 - total flux cleaned = -0.000277556 Jy ! Total flux subtracted in 200 components = -0.000277556 Jy ! Clean residual min=-0.001611 max=0.001604 Jy/beam ! Clean residual mean=0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.39395 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.39395 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=0.061779Jy sigma=0.681298 ! Fit after self-cal, rms=0.061772Jy sigma=0.681235 ! 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=0.061772Jy sigma=0.681235 ! Fit after self-cal, rms=0.061644Jy sigma=0.679983 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=3.17 mas, bpa=-17.62 degrees ! Estimated noise=0.318609 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768956 Jy ! Component: 100 - total flux cleaned = 0.000625721 Jy ! Component: 150 - total flux cleaned = 0.000670835 Jy ! Component: 200 - total flux cleaned = 0.000712876 Jy ! Total flux subtracted in 200 components = 0.000712876 Jy ! Clean residual min=-0.001313 max=0.001387 Jy/beam ! Clean residual mean=0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.394662 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.394662 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=0.061581Jy sigma=0.679097 ! Fit after self-cal, rms=0.061578Jy sigma=0.679067 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 (4, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100374 Jy ! Component: 100 - total flux cleaned = 0.00122831 Jy ! Component: 150 - total flux cleaned = 0.00126729 Jy ! Component: 200 - total flux cleaned = 0.00111535 Jy ! Total flux subtracted in 200 components = 0.00111535 Jy ! Clean residual min=-0.001199 max=0.001186 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.395778 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 102 components and 0.395778 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=0.061521Jy sigma=0.678317 ! Fit after self-cal, rms=0.061518Jy sigma=0.678296 ! 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=0.061518Jy sigma=0.678296 ! Fit after self-cal, rms=0.061505Jy sigma=0.675932 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.92 mas, bmaj=3.171 mas, bpa=-17.59 degrees ! Estimated noise=0.318688 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592124 Jy ! Component: 100 - total flux cleaned = 0.000625088 Jy ! Component: 150 - total flux cleaned = 0.000592111 Jy ! Component: 200 - total flux cleaned = 0.000652974 Jy ! Total flux subtracted in 200 components = 0.000652974 Jy ! Clean residual min=-0.001034 max=0.001045 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.396431 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 0.396431 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=0.061472Jy sigma=0.675501 ! Fit after self-cal, rms=0.061474Jy sigma=0.675486 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 = 9.32819e-05 Jy ! Component: 100 - total flux cleaned = 0.000149238 Jy ! Component: 150 - total flux cleaned = 0.000176841 Jy ! Component: 200 - total flux cleaned = 0.00020347 Jy ! Total flux subtracted in 200 components = 0.00020347 Jy ! Clean residual min=-0.000980 max=0.001000 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.396634 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 127 components and 0.396634 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=0.061450Jy sigma=0.675212 ! Fit after self-cal, rms=0.061450Jy sigma=0.675207 ! 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=0.061450Jy sigma=0.675207 ! Fit after self-cal, rms=0.061440Jy sigma=0.675190 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.006 mas, bmaj=4.526 mas, bpa=-10.82 degrees ! Estimated noise=0.399169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000595884 Jy ! Component: 100 - total flux cleaned = 0.000950709 Jy ! Component: 150 - total flux cleaned = 0.00110875 Jy ! Component: 200 - total flux cleaned = 0.00117243 Jy ! Total flux subtracted in 200 components = 0.00117243 Jy ! Clean residual min=-0.001054 max=0.001016 Jy/beam ! Clean residual mean=0.000001 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.397807 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 147 components and 0.397807 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=0.061434Jy sigma=0.675130 ! Fit after self-cal, rms=0.061432Jy sigma=0.675122 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 = 0.000163868 Jy ! Component: 100 - total flux cleaned = 0.000260584 Jy ! Component: 150 - total flux cleaned = 0.000326516 Jy ! Component: 200 - total flux cleaned = 0.000352479 Jy ! Total flux subtracted in 200 components = 0.000352479 Jy ! Clean residual min=-0.001024 max=0.000995 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.398159 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 159 components and 0.398159 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=0.061429Jy sigma=0.675084 ! Fit after self-cal, rms=0.061428Jy sigma=0.675079 ! 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=0.9195 mas, bmaj=3.169 mas, bpa=-17.59 degrees ! Estimated noise=0.318693 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9195 x 3.169 at -17.59 degrees (North through East) ! Clean map min=-0.007467 max=0.27326 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=0.6873 mas, bmaj=2.785 mas, bpa=-19.32 degrees ! Estimated noise=0.620607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.207658 Jy ! Component: 100 - total flux cleaned = 0.291038 Jy ! Component: 150 - total flux cleaned = 0.334631 Jy ! Component: 200 - total flux cleaned = 0.361214 Jy ! Total flux subtracted in 200 components = 0.361214 Jy ! Clean residual min=-0.009976 max=0.013808 Jy/beam ! Clean residual mean=-0.000018 rms=0.001374 Jy/beam ! Combined flux in latest and established models = 0.361214 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.361214 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9195 mas, bmaj=3.169 mas, bpa=-17.59 degrees ! Estimated noise=0.318693 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 = 0.020452 Jy ! Component: 100 - total flux cleaned = 0.0279122 Jy ! Component: 150 - total flux cleaned = 0.0309571 Jy ! Component: 200 - total flux cleaned = 0.0329783 Jy ! Total flux subtracted in 200 components = 0.0329783 Jy ! Clean residual min=-0.002923 max=0.002898 Jy/beam ! Clean residual mean=-0.000003 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.394193 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.394193 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=2.006 mas, bmaj=4.526 mas, bpa=-10.82 degrees ! Estimated noise=0.399169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269222 Jy ! Component: 100 - total flux cleaned = 0.0030633 Jy ! Component: 150 - total flux cleaned = 0.00347362 Jy ! Component: 200 - total flux cleaned = 0.00376033 Jy ! Total flux subtracted in 200 components = 0.00376033 Jy ! Clean residual min=-0.001184 max=0.001338 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.397953 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) ! Added new window around map position (-9, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.10634e-05 Jy ! Component: 100 - total flux cleaned = 1.01507e-05 Jy ! Component: 150 - total flux cleaned = 8.09125e-05 Jy ! Component: 200 - total flux cleaned = 0.000111362 Jy ! Total flux subtracted in 200 components = 0.000111362 Jy ! Clean residual min=-0.001003 max=0.001032 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.398064 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 68 components and 0.398064 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9195 mas, bmaj=3.169 mas, bpa=-17.59 degrees ! Estimated noise=0.318693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000454952 Jy ! Component: 100 - total flux cleaned = -0.000156101 Jy ! Component: 150 - total flux cleaned = 2.54392e-05 Jy ! Component: 200 - total flux cleaned = 2.97862e-05 Jy ! Total flux subtracted in 200 components = 2.97862e-05 Jy ! Clean residual min=-0.001802 max=0.001481 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.398094 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.398094 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=0.061742Jy sigma=0.678846 ! Fit after self-cal, rms=0.061712Jy sigma=0.678338 wmodel J0257-1212_X_map.mod ! Writing 83 model components to file: J0257-1212_X_map.mod wobs J0257-1212_X_uvs.fits ! Writing UV FITS file: J0257-1212_X_uvs.fits wwins J0257-1212_X_map.win ! wwins: Wrote 5 windows to J0257-1212_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 = 0.000318646 Jy ! Component: 100 - total flux cleaned = 0.000639251 Jy ! Component: 150 - total flux cleaned = 0.000813568 Jy ! Component: 200 - total flux cleaned = 0.000979343 Jy ! Component: 250 - total flux cleaned = 0.0010925 Jy ! Component: 300 - total flux cleaned = 0.00118055 Jy ! Component: 350 - total flux cleaned = 0.00128716 Jy ! Component: 400 - total flux cleaned = 0.00136989 Jy ! Component: 450 - total flux cleaned = 0.00145042 Jy ! Component: 500 - total flux cleaned = 0.00146986 Jy ! Component: 550 - total flux cleaned = 0.00143111 Jy ! Component: 600 - total flux cleaned = 0.00135579 Jy ! Component: 650 - total flux cleaned = 0.00133752 Jy ! Component: 700 - total flux cleaned = 0.0012831 Jy ! Component: 750 - total flux cleaned = 0.00121168 Jy ! Component: 800 - total flux cleaned = 0.00117637 Jy ! Component: 850 - total flux cleaned = 0.00112466 Jy ! Component: 900 - total flux cleaned = 0.0011247 Jy ! Component: 950 - total flux cleaned = 0.00107427 Jy ! Component: 1000 - total flux cleaned = 0.0010577 Jy ! Component: 1050 - total flux cleaned = 0.00102484 Jy ! Component: 1100 - total flux cleaned = 0.000976083 Jy ! Component: 1150 - total flux cleaned = 0.000928443 Jy ! Component: 1200 - total flux cleaned = 0.000897018 Jy ! Component: 1250 - total flux cleaned = 0.000835002 Jy ! Component: 1300 - total flux cleaned = 0.000804091 Jy ! Component: 1350 - total flux cleaned = 0.000773962 Jy ! Component: 1400 - total flux cleaned = 0.000713886 Jy ! Component: 1450 - total flux cleaned = 0.000699074 Jy ! Component: 1500 - total flux cleaned = 0.000654932 Jy ! Component: 1550 - total flux cleaned = 0.000582375 Jy ! Component: 1600 - total flux cleaned = 0.000568062 Jy ! Component: 1650 - total flux cleaned = 0.000539493 Jy ! Component: 1700 - total flux cleaned = 0.000455322 Jy ! Component: 1750 - total flux cleaned = 0.000455272 Jy ! Component: 1800 - total flux cleaned = 0.000469056 Jy ! Component: 1850 - total flux cleaned = 0.000455371 Jy ! Component: 1900 - total flux cleaned = 0.000441885 Jy ! Component: 1950 - total flux cleaned = 0.000415225 Jy ! Component: 2000 - total flux cleaned = 0.000428321 Jy ! Component: 2050 - total flux cleaned = 0.000415199 Jy ! Component: 2100 - total flux cleaned = 0.000402298 Jy ! Component: 2150 - total flux cleaned = 0.000363743 Jy ! Component: 2200 - total flux cleaned = 0.00035088 Jy ! Component: 2250 - total flux cleaned = 0.00035097 Jy ! Component: 2300 - total flux cleaned = 0.000338547 Jy ! Component: 2350 - total flux cleaned = 0.000338542 Jy ! Component: 2400 - total flux cleaned = 0.000338627 Jy ! Component: 2450 - total flux cleaned = 0.000338646 Jy ! Component: 2500 - total flux cleaned = 0.000374981 Jy ! Component: 2550 - total flux cleaned = 0.000362959 Jy ! Component: 2600 - total flux cleaned = 0.00035117 Jy ! Component: 2650 - total flux cleaned = 0.000374721 Jy ! Component: 2700 - total flux cleaned = 0.000363057 Jy ! Component: 2750 - total flux cleaned = 0.000386172 Jy ! Component: 2800 - total flux cleaned = 0.0003747 Jy ! Component: 2850 - total flux cleaned = 0.00039758 Jy ! Component: 2900 - total flux cleaned = 0.00036356 Jy ! Component: 2950 - total flux cleaned = 0.000397347 Jy ! Component: 3000 - total flux cleaned = 0.000386235 Jy ! Component: 3050 - total flux cleaned = 0.000375192 Jy ! Component: 3100 - total flux cleaned = 0.000386305 Jy ! Component: 3150 - total flux cleaned = 0.000364586 Jy ! Component: 3200 - total flux cleaned = 0.00035369 Jy ! Component: 3250 - total flux cleaned = 0.000375205 Jy ! Component: 3300 - total flux cleaned = 0.000417884 Jy ! Component: 3350 - total flux cleaned = 0.000375345 Jy ! Component: 3400 - total flux cleaned = 0.000354229 Jy ! Component: 3450 - total flux cleaned = 0.000385652 Jy ! Component: 3500 - total flux cleaned = 0.00036494 Jy ! Component: 3550 - total flux cleaned = 0.00037522 Jy ! Component: 3600 - total flux cleaned = 0.000364966 Jy ! Component: 3650 - total flux cleaned = 0.00034459 Jy ! Component: 3700 - total flux cleaned = 0.000324356 Jy ! Component: 3750 - total flux cleaned = 0.000294257 Jy ! Component: 3800 - total flux cleaned = 0.000274345 Jy ! Component: 3850 - total flux cleaned = 0.000304074 Jy ! Component: 3900 - total flux cleaned = 0.00026467 Jy ! Component: 3950 - total flux cleaned = 0.000274399 Jy ! Component: 4000 - total flux cleaned = 0.000235461 Jy ! Component: 4050 - total flux cleaned = 0.000216116 Jy ! Total flux subtracted in 4096 components = 0.000206476 Jy ! Clean residual min=-0.000563 max=0.000532 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.398301 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 361 components and 0.398301 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0257-1212_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9195 x 3.169 at -17.59 degrees (North through East) ! Clean map min=-0.0062802 max=0.27211 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0257-1212_X_map.fits wmodel /vlbi/bp222/maps//J0257-1212_X_map.mod ! Writing 361 model components to file: /vlbi/bp222/maps//J0257-1212_X_map.mod wobs /vlbi/bp222/maps//J0257-1212_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0257-1212_X_uvs.fits wwins /vlbi/bp222/maps//J0257-1212_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0257-1212_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.272114 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169821 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187224 0.187224 0.374448 0.748896 1.49779 2.99558 5.99116 11.9823 23.9647 47.9293 95.8586 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.272 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1602.36 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0257-1212_X_dfm.log closed on Thu Sep 27 10:42:52 2018