! Started logfile: /vlbi/uf001/uva//J1342-2051_X_dfm.log on Mon Jan 14 02:33:27 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/uf001/uva//J1342-2051_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1342-2051_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.667836 visibilities/baseline/integration-bin. ! Found source: J1342-2051 ! ! 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 20556 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 J1342-2051_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 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.072159Jy sigma=22.105635 ! Fit after self-cal, rms=0.562046Jy sigma=11.507776 ! 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=0.6269 mas, bmaj=1.554 mas, bpa=-2.677 degrees ! Estimated noise=0.450934 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 = 0.336903 Jy ! Component: 100 - total flux cleaned = 0.41072 Jy ! Total flux subtracted in 100 components = 0.41072 Jy ! Clean residual min=-0.013259 max=0.025735 Jy/beam ! Clean residual mean=-0.000025 rms=0.002823 Jy/beam ! Combined flux in latest and established models = 0.41072 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.41072 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=0.094422Jy sigma=1.911191 ! Fit after self-cal, rms=0.094424Jy sigma=1.910972 ! Inverting map ! Added new window around map position (1.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0270847 Jy ! Component: 100 - total flux cleaned = 0.0432914 Jy ! Total flux subtracted in 100 components = 0.0432914 Jy ! Clean residual min=-0.012653 max=0.018526 Jy/beam ! Clean residual mean=-0.000015 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 0.454011 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.454011 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=0.082082Jy sigma=1.623441 ! Fit after self-cal, rms=0.081572Jy sigma=1.612501 ! Inverting map ! Added new window around map position (-1.8, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151954 Jy ! Component: 100 - total flux cleaned = 0.0249494 Jy ! Total flux subtracted in 100 components = 0.0249494 Jy ! Clean residual min=-0.011303 max=0.011377 Jy/beam ! Clean residual mean=-0.000009 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 0.478961 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.478961 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=0.076866Jy sigma=1.505870 ! Fit after self-cal, rms=0.076836Jy sigma=1.505361 ! 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=0.8111 mas, bmaj=1.936 mas, bpa=-2.319 degrees ! Estimated noise=0.245118 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 = 0.0152774 Jy ! Component: 100 - total flux cleaned = 0.0253803 Jy ! Component: 150 - total flux cleaned = 0.0324613 Jy ! Component: 200 - total flux cleaned = 0.0375573 Jy ! Total flux subtracted in 200 components = 0.0375573 Jy ! Clean residual min=-0.011531 max=0.012077 Jy/beam ! Clean residual mean=-0.000006 rms=0.002395 Jy/beam ! Combined flux in latest and established models = 0.516518 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.516518 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=0.073356Jy sigma=1.422136 ! Fit after self-cal, rms=0.073330Jy sigma=1.421283 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8111 x 1.936 at -2.319 degrees (North through East) ! Clean map min=-0.010765 max=0.4333 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.01 KP 1.01 ! LA 1.00 MK 1.01 NL 1.05 OV 0.91 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.02 KP 1.00 ! LA 0.99 MK 1.01 NL 1.06 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.02 KP 1.00 ! LA 1.01 MK 1.01 NL 1.06 OV 0.91 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.01 KP 1.00 ! LA 1.00 MK 1.00 NL 1.05 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 5. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.03 KP 0.99 ! LA 1.00 MK 1.01 NL 1.05 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 6. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.03 KP 1.01 ! LA 1.00 MK 1.02 NL 1.04 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 7. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.00 KP 1.00 ! LA 0.99 MK 1.00 NL 1.05 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 8. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.04 KP 1.00 ! LA 1.01 MK 1.02 NL 1.05 OV 0.89 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 9. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.02 KP 1.00 ! LA 0.99 MK 1.00 NL 1.04 OV 0.90 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 10. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.02 KP 1.01 ! LA 0.99 MK 1.00 NL 1.06 OV 0.91 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 11. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.02 KP 1.00 ! LA 0.98 MK 1.01 NL 1.06 OV 0.90 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 12. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.03 KP 0.98 ! LA 1.00 MK 1.01 NL 1.04 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Fit before self-cal, rms=0.073330Jy sigma=1.421283 ! Fit after self-cal, rms=0.064968Jy sigma=1.252540 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8159 mas, bmaj=2.013 mas, bpa=-3.451 degrees ! Estimated noise=0.245543 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 (2.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416506 Jy ! Component: 100 - total flux cleaned = 0.00275341 Jy ! Component: 150 - total flux cleaned = 0.00234076 Jy ! Component: 200 - total flux cleaned = 0.00222487 Jy ! Total flux subtracted in 200 components = 0.00222487 Jy ! Clean residual min=-0.004932 max=0.005108 Jy/beam ! Clean residual mean=-0.000004 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 0.518743 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 70 components and 0.518743 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=0.063962Jy sigma=1.232551 ! Fit after self-cal, rms=0.063968Jy sigma=1.231670 ! 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=0.063968Jy sigma=1.231670 ! Fit after self-cal, rms=0.062548Jy sigma=1.195186 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.816 mas, bmaj=2.01 mas, bpa=-3.498 degrees ! Estimated noise=0.245204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00186697 Jy ! Component: 100 - total flux cleaned = -0.00216814 Jy ! Component: 150 - total flux cleaned = -0.00250524 Jy ! Component: 200 - total flux cleaned = -0.00272061 Jy ! Total flux subtracted in 200 components = -0.00272061 Jy ! Clean residual min=-0.003789 max=0.003293 Jy/beam ! Clean residual mean=-0.000001 rms=0.000726 Jy/beam ! Combined flux in latest and established models = 0.516022 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.516022 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=0.062227Jy sigma=1.188941 ! Fit after self-cal, rms=0.062225Jy sigma=1.188745 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 = 0.000167789 Jy ! Component: 100 - total flux cleaned = -0.000121317 Jy ! Component: 150 - total flux cleaned = -0.000279357 Jy ! Component: 200 - total flux cleaned = -0.000374826 Jy ! Total flux subtracted in 200 components = -0.000374826 Jy ! Clean residual min=-0.003568 max=0.003274 Jy/beam ! Clean residual mean=-0.000001 rms=0.000708 Jy/beam ! Combined flux in latest and established models = 0.515648 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.515648 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=0.062125Jy sigma=1.186938 ! Fit after self-cal, rms=0.062119Jy sigma=1.186870 ! 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=0.062119Jy sigma=1.186870 ! Fit after self-cal, rms=0.062064Jy sigma=1.185334 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8156 mas, bmaj=2.01 mas, bpa=-3.46 degrees ! Estimated noise=0.245124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00207269 Jy ! Component: 100 - total flux cleaned = -0.00256711 Jy ! Component: 150 - total flux cleaned = -0.00271952 Jy ! Component: 200 - total flux cleaned = -0.00276447 Jy ! Total flux subtracted in 200 components = -0.00276447 Jy ! Clean residual min=-0.003141 max=0.003169 Jy/beam ! Clean residual mean=-0.000002 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.512883 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.512883 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=0.061940Jy sigma=1.182576 ! Fit after self-cal, rms=0.061939Jy sigma=1.182539 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 (5.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280512 Jy ! Component: 100 - total flux cleaned = 0.00314384 Jy ! Component: 150 - total flux cleaned = 0.00293772 Jy ! Component: 200 - total flux cleaned = 0.00298185 Jy ! Total flux subtracted in 200 components = 0.00298185 Jy ! Clean residual min=-0.002887 max=0.002151 Jy/beam ! Clean residual mean=-0.000001 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.515865 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.515865 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=0.061804Jy sigma=1.179016 ! Fit after self-cal, rms=0.061793Jy sigma=1.178806 ! 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=0.061793Jy sigma=1.178806 ! Fit after self-cal, rms=0.061745Jy sigma=1.177889 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.159 mas, bmaj=4.607 mas, bpa=0.5181 degrees ! Estimated noise=0.320093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.99264e-05 Jy ! Component: 100 - total flux cleaned = -0.000453039 Jy ! Component: 150 - total flux cleaned = -0.00076228 Jy ! Component: 200 - total flux cleaned = -0.000952851 Jy ! Total flux subtracted in 200 components = -0.000952851 Jy ! Clean residual min=-0.003515 max=0.002476 Jy/beam ! Clean residual mean=-0.000000 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.514912 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 120 components and 0.514912 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=0.061703Jy sigma=1.176847 ! Fit after self-cal, rms=0.061700Jy sigma=1.176729 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 = 5.02952e-05 Jy ! Component: 100 - total flux cleaned = -4.77499e-05 Jy ! Component: 150 - total flux cleaned = -0.000136397 Jy ! Component: 200 - total flux cleaned = -0.000164013 Jy ! Total flux subtracted in 200 components = -0.000164013 Jy ! Clean residual min=-0.003478 max=0.002550 Jy/beam ! Clean residual mean=-0.000000 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.514748 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 127 components and 0.514748 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=0.061689Jy sigma=1.176465 ! Fit after self-cal, rms=0.061688Jy sigma=1.176446 ! 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=0.8154 mas, bmaj=2.009 mas, bpa=-3.415 degrees ! Estimated noise=0.245109 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8154 x 2.009 at -3.415 degrees (North through East) ! Clean map min=-0.0022372 max=0.43356 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=0.6263 mas, bmaj=1.609 mas, bpa=-3.714 degrees ! Estimated noise=0.460591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.338324 Jy ! Component: 100 - total flux cleaned = 0.412265 Jy ! Component: 150 - total flux cleaned = 0.437061 Jy ! Component: 200 - total flux cleaned = 0.452402 Jy ! Total flux subtracted in 200 components = 0.452402 Jy ! Clean residual min=-0.004881 max=0.009045 Jy/beam ! Clean residual mean=-0.000015 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 0.452402 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 0.452402 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8154 mas, bmaj=2.009 mas, bpa=-3.415 degrees ! Estimated noise=0.245109 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 (1.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0178567 Jy ! Component: 100 - total flux cleaned = 0.028993 Jy ! Component: 150 - total flux cleaned = 0.0368211 Jy ! Component: 200 - total flux cleaned = 0.0426521 Jy ! Total flux subtracted in 200 components = 0.0426521 Jy ! Clean residual min=-0.003379 max=0.004704 Jy/beam ! Clean residual mean=-0.000008 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.495054 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.495054 Jy ! Inverting map ! Added new window around map position (-1, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00485884 Jy ! Component: 100 - total flux cleaned = 0.00837985 Jy ! Component: 150 - total flux cleaned = 0.0112227 Jy ! Component: 200 - total flux cleaned = 0.0135712 Jy ! Total flux subtracted in 200 components = 0.0135712 Jy ! Clean residual min=-0.002879 max=0.002520 Jy/beam ! Clean residual mean=-0.000003 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.508625 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 58 components and 0.508625 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=2.159 mas, bmaj=4.607 mas, bpa=0.5181 degrees ! Estimated noise=0.320093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284106 Jy ! Component: 100 - total flux cleaned = 0.00406819 Jy ! Component: 150 - total flux cleaned = 0.00501278 Jy ! Component: 200 - total flux cleaned = 0.00560884 Jy ! Total flux subtracted in 200 components = 0.00560884 Jy ! Clean residual min=-0.003495 max=0.002724 Jy/beam ! Clean residual mean=-0.000002 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.514234 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 = 0.00035938 Jy ! Component: 100 - total flux cleaned = 0.000476823 Jy ! Component: 150 - total flux cleaned = 0.000548175 Jy ! Component: 200 - total flux cleaned = 0.000647152 Jy ! Total flux subtracted in 200 components = 0.000647152 Jy ! Clean residual min=-0.003425 max=0.002658 Jy/beam ! Clean residual mean=-0.000001 rms=0.000761 Jy/beam ! Combined flux in latest and established models = 0.514881 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 100 components and 0.514881 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8154 mas, bmaj=2.009 mas, bpa=-3.415 degrees ! Estimated noise=0.245109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000272579 Jy ! Component: 100 - total flux cleaned = 0.000358089 Jy ! Component: 150 - total flux cleaned = 0.000470608 Jy ! Component: 200 - total flux cleaned = 0.000574183 Jy ! Total flux subtracted in 200 components = 0.000574183 Jy ! Clean residual min=-0.002469 max=0.002048 Jy/beam ! Clean residual mean=-0.000000 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.515455 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 122 components and 0.515455 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=0.061556Jy sigma=1.173797 ! Fit after self-cal, rms=0.061536Jy sigma=1.173419 wmodel J1342-2051_X_map.mod ! Writing 122 model components to file: J1342-2051_X_map.mod wobs J1342-2051_X_uvs.fits ! Writing UV FITS file: J1342-2051_X_uvs.fits wwins J1342-2051_X_map.win ! wwins: Wrote 7 windows to J1342-2051_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 = -0.00109215 Jy ! Component: 100 - total flux cleaned = -0.00150478 Jy ! Component: 150 - total flux cleaned = -0.00164478 Jy ! Component: 200 - total flux cleaned = -0.0016132 Jy ! Component: 250 - total flux cleaned = -0.0014572 Jy ! Component: 300 - total flux cleaned = -0.00154813 Jy ! Component: 350 - total flux cleaned = -0.00157755 Jy ! Component: 400 - total flux cleaned = -0.00154936 Jy ! Component: 450 - total flux cleaned = -0.00157762 Jy ! Component: 500 - total flux cleaned = -0.00146987 Jy ! Component: 550 - total flux cleaned = -0.00149697 Jy ! Component: 600 - total flux cleaned = -0.00147106 Jy ! Component: 650 - total flux cleaned = -0.001547 Jy ! Component: 700 - total flux cleaned = -0.00154666 Jy ! Component: 750 - total flux cleaned = -0.00154609 Jy ! Component: 800 - total flux cleaned = -0.00154565 Jy ! Component: 850 - total flux cleaned = -0.00152212 Jy ! Component: 900 - total flux cleaned = -0.0015222 Jy ! Component: 950 - total flux cleaned = -0.00152186 Jy ! Component: 1000 - total flux cleaned = -0.00158735 Jy ! Component: 1050 - total flux cleaned = -0.00156564 Jy ! Component: 1100 - total flux cleaned = -0.00158624 Jy ! Component: 1150 - total flux cleaned = -0.00156544 Jy ! Component: 1200 - total flux cleaned = -0.0015653 Jy ! Component: 1250 - total flux cleaned = -0.00156486 Jy ! Component: 1300 - total flux cleaned = -0.00158457 Jy ! Component: 1350 - total flux cleaned = -0.00156512 Jy ! Component: 1400 - total flux cleaned = -0.00160387 Jy ! Component: 1450 - total flux cleaned = -0.00164188 Jy ! Component: 1500 - total flux cleaned = -0.00173498 Jy ! Component: 1550 - total flux cleaned = -0.00175338 Jy ! Component: 1600 - total flux cleaned = -0.00177156 Jy ! Component: 1650 - total flux cleaned = -0.00180732 Jy ! Component: 1700 - total flux cleaned = -0.0017896 Jy ! Component: 1750 - total flux cleaned = -0.00187691 Jy ! Component: 1800 - total flux cleaned = -0.00185944 Jy ! Component: 1850 - total flux cleaned = -0.00184223 Jy ! Component: 1900 - total flux cleaned = -0.0018591 Jy ! Component: 1950 - total flux cleaned = -0.00185903 Jy ! Component: 2000 - total flux cleaned = -0.00180961 Jy ! Component: 2050 - total flux cleaned = -0.00179346 Jy ! Component: 2100 - total flux cleaned = -0.00177745 Jy ! Component: 2150 - total flux cleaned = -0.00168271 Jy ! Component: 2200 - total flux cleaned = -0.00169853 Jy ! Component: 2250 - total flux cleaned = -0.00168293 Jy ! Component: 2300 - total flux cleaned = -0.00159121 Jy ! Component: 2350 - total flux cleaned = -0.00159143 Jy ! Component: 2400 - total flux cleaned = -0.00160624 Jy ! Component: 2450 - total flux cleaned = -0.00148792 Jy ! Component: 2500 - total flux cleaned = -0.00150287 Jy ! Component: 2550 - total flux cleaned = -0.00148855 Jy ! Component: 2600 - total flux cleaned = -0.0015174 Jy ! Component: 2650 - total flux cleaned = -0.00148906 Jy ! Component: 2700 - total flux cleaned = -0.00153117 Jy ! Component: 2750 - total flux cleaned = -0.00151709 Jy ! Component: 2800 - total flux cleaned = -0.00150343 Jy ! Component: 2850 - total flux cleaned = -0.00151701 Jy ! Component: 2900 - total flux cleaned = -0.00154372 Jy ! Component: 2950 - total flux cleaned = -0.0015169 Jy ! Component: 3000 - total flux cleaned = -0.00150362 Jy ! Component: 3050 - total flux cleaned = -0.00150345 Jy ! Component: 3100 - total flux cleaned = -0.0015164 Jy ! Component: 3150 - total flux cleaned = -0.00152923 Jy ! Component: 3200 - total flux cleaned = -0.00154203 Jy ! Component: 3250 - total flux cleaned = -0.00151645 Jy ! Component: 3300 - total flux cleaned = -0.0015667 Jy ! Component: 3350 - total flux cleaned = -0.00154193 Jy ! Component: 3400 - total flux cleaned = -0.00155446 Jy ! Component: 3450 - total flux cleaned = -0.00159123 Jy ! Component: 3500 - total flux cleaned = -0.00162774 Jy ! Component: 3550 - total flux cleaned = -0.00165177 Jy ! Component: 3600 - total flux cleaned = -0.00171138 Jy ! Component: 3650 - total flux cleaned = -0.0016995 Jy ! Component: 3700 - total flux cleaned = -0.00175807 Jy ! Component: 3750 - total flux cleaned = -0.00178152 Jy ! Component: 3800 - total flux cleaned = -0.00179312 Jy ! Component: 3850 - total flux cleaned = -0.00183892 Jy ! Component: 3900 - total flux cleaned = -0.00185023 Jy ! Component: 3950 - total flux cleaned = -0.00186162 Jy ! Component: 4000 - total flux cleaned = -0.00186169 Jy ! Component: 4050 - total flux cleaned = -0.00186177 Jy ! Total flux subtracted in 4096 components = -0.00188372 Jy ! Clean residual min=-0.000643 max=0.000588 Jy/beam ! Clean residual mean=-0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.513572 Jy keep ! Adding 341 model components to the UV plane model. ! The established model now contains 463 components and 0.513571 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1342-2051_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8154 x 2.009 at -3.415 degrees (North through East) ! Clean map min=-0.0012639 max=0.43491 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1342-2051_X_map.fits wmodel /vlbi/uf001/uva//J1342-2051_X_map.mod ! Writing 463 model components to file: /vlbi/uf001/uva//J1342-2051_X_map.mod wobs /vlbi/uf001/uva//J1342-2051_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1342-2051_X_uvs.fits wwins /vlbi/uf001/uva//J1342-2051_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1342-2051_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.434906 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000195659 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.134966 0.134966 0.269933 0.539865 1.07973 2.15946 4.31892 8.63784 17.2757 34.5514 69.1028 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.434 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2222.78 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1342-2051_X_dfm.log closed on Mon Jan 14 02:33:33 2019