! Started logfile: /vlbi/uf001/uvm//J1457+3439_X_a_dfm.log on Sun Jan 13 21:49:46 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/uvm//J1457+3439_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1457+3439_X_a_uvm.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! AN table 2: 87 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.932292 visibilities/baseline/integration-bin. ! Found source: J1457+3439 ! ! 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 62292 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 J1457+3439_X_a] 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 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! A total of 80 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002038Jy sigma=23.298063 ! Fit after self-cal, rms=0.968290Jy sigma=22.527557 ! 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=0.715 mas, bmaj=1.25 mas, bpa=-7.736 degrees ! Estimated noise=0.289192 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 = 0.024748 Jy ! Component: 100 - total flux cleaned = 0.0301672 Jy ! Total flux subtracted in 100 components = 0.0301672 Jy ! Clean residual min=-0.001883 max=0.003572 Jy/beam ! Clean residual mean=-0.000001 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.0301672 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0301672 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=0.057282Jy sigma=1.247182 ! Fit after self-cal, rms=0.055583Jy sigma=1.205919 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00378458 Jy ! Component: 100 - total flux cleaned = 0.00475484 Jy ! Total flux subtracted in 100 components = 0.00475484 Jy ! Clean residual min=-0.001897 max=0.004140 Jy/beam ! Clean residual mean=-0.000001 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0349221 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0349221 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=0.055233Jy sigma=1.197950 ! Fit after self-cal, rms=0.055228Jy sigma=1.197802 ! 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 = 0.00367949 Jy ! Component: 100 - total flux cleaned = 0.00547711 Jy ! Total flux subtracted in 100 components = 0.00547711 Jy ! Clean residual min=-0.001715 max=0.002804 Jy/beam ! Clean residual mean=-0.000000 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0403992 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 0.0403992 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=0.054907Jy sigma=1.188605 ! Fit after self-cal, rms=0.054788Jy sigma=1.185781 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00251279 Jy ! Component: 100 - total flux cleaned = 0.00383642 Jy ! Total flux subtracted in 100 components = 0.00383642 Jy ! Clean residual min=-0.001633 max=0.002009 Jy/beam ! Clean residual mean=-0.000000 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0442356 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 24 components and 0.0442356 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=0.054632Jy sigma=1.181205 ! Fit after self-cal, rms=0.054558Jy sigma=1.179460 ! 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=0.9614 mas, bmaj=1.594 mas, bpa=-6.536 degrees ! Estimated noise=0.126012 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 = 0.00265905 Jy ! Component: 100 - total flux cleaned = 0.00401991 Jy ! Component: 150 - total flux cleaned = 0.00492434 Jy ! Component: 200 - total flux cleaned = 0.00524763 Jy ! Total flux subtracted in 200 components = 0.00524763 Jy ! Clean residual min=-0.001348 max=0.001794 Jy/beam ! Clean residual mean=-0.000000 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0494832 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.0494832 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=0.054440Jy sigma=1.175941 ! Fit after self-cal, rms=0.054365Jy sigma=1.174360 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9614 x 1.594 at -6.536 degrees (North through East) ! Clean map min=-0.0011667 max=0.03465 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.10 KP 1.07 LA 1.00 ! MK 1.06 NL 1.24 OV 0.95 PT 0.95 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.96 HN 0.87 KP 0.94 ! LA 1.00 MK 1.05 NL 1.11 PT 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 HN 1.00 KP 1.11 LA 1.04 ! MK 1.16 NL 1.22 OV 0.92 PT 0.96 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.94 HN 0.91 KP 0.92 ! LA 0.92 MK 1.01 NL 1.18 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.05 KP 1.10 LA 1.05 ! MK 1.04 NL 1.26 OV 0.90 PT 1.00 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.92 HN 1.01 KP 0.99 ! LA 0.88 MK 1.05 NL 1.16 PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 0.91 KP 1.09 LA 0.94 ! MK 1.12 NL 1.28 OV 1.01 PT 0.96 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.90 HN 0.94 KP 0.97 ! LA 0.95 MK 1.05 NL 1.02 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 HN 0.98 KP 1.08 LA 0.99 ! MK 1.10 NL 1.27 OV 0.99 PT 1.02 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.93 HN 0.94 KP 1.01 ! LA 0.93 MK 1.02 NL 1.12 PT 0.90 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.98 KP 1.08 LA 1.04 ! MK 1.11 NL 1.27 OV 0.99 PT 0.95 ! SC 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.91 HN 0.86 KP 1.00 ! LA 0.90 MK 0.97 NL 1.06 PT 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.98 KP 1.14 LA 1.05 ! MK 1.14 NL 1.27 OV 0.92 PT 0.92 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.93 HN 0.91 KP 0.96 ! LA 0.90 MK 0.95 NL 1.17 PT 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 HN 0.99 KP 1.14 LA 0.98 ! MK 1.12 NL 1.23 OV 0.95 PT 0.97 ! SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.86 HN 0.91 KP 0.98 ! LA 0.97 MK 0.99 NL 1.07 PT 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.95 KP 1.06 LA 1.02 ! MK 1.00 NL 1.29 OV 0.95 PT 1.01 ! SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.90 HN 0.82 KP 0.98 ! LA 0.94 MK 0.98 NL 1.22 PT 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.00 KP 1.16 LA 1.00 ! MK 1.12 NL 1.16 OV 0.96 PT 0.90 ! SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.87 HN 0.93 KP 1.00 ! LA 0.94 MK 0.99 NL 1.23 PT 0.82 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.93 KP 1.01 LA 1.01 ! MK 0.95 NL 1.14 OV 0.95 PT 0.95 ! SC 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.92 HN 0.81 KP 0.98 ! LA 1.06 MK 0.86 NL 1.13 PT 0.83 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.89 KP 1.06 LA 1.08 ! MK 0.94 NL 1.18 OV 0.83 PT 0.95 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.86 HN 0.86 KP 0.93 ! LA 0.96 MK 0.90 NL 1.10 PT 0.88 ! ! ! Fit before self-cal, rms=0.054365Jy sigma=1.174360 ! Fit after self-cal, rms=0.053583Jy sigma=1.167910 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9633 mas, bmaj=1.591 mas, bpa=-6.235 degrees ! Estimated noise=0.126051 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 = 0.000463725 Jy ! Component: 100 - total flux cleaned = 0.000440008 Jy ! Component: 150 - total flux cleaned = 0.000439609 Jy ! Component: 200 - total flux cleaned = 0.000403203 Jy ! Total flux subtracted in 200 components = 0.000403203 Jy ! Clean residual min=-0.000931 max=0.000848 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0498864 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 48 components and 0.0498864 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=0.053564Jy sigma=1.167430 ! Fit after self-cal, rms=0.053606Jy sigma=1.166055 ! 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=0.053606Jy sigma=1.166055 ! Fit after self-cal, rms=0.054236Jy sigma=1.163086 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.965 mas, bmaj=1.584 mas, bpa=-6.413 degrees ! Estimated noise=0.126293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313917 Jy ! Component: 100 - total flux cleaned = 0.000376292 Jy ! Component: 150 - total flux cleaned = 0.000354748 Jy ! Component: 200 - total flux cleaned = 0.000355364 Jy ! Total flux subtracted in 200 components = 0.000355364 Jy ! Clean residual min=-0.000595 max=0.000733 Jy/beam ! Clean residual mean=0.000000 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0502418 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.0502418 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=0.054227Jy sigma=1.162886 ! Fit after self-cal, rms=0.054298Jy sigma=1.162173 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 (27.8, 47.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000592537 Jy ! Component: 100 - total flux cleaned = 0.000846053 Jy ! Component: 150 - total flux cleaned = 0.000955306 Jy ! Component: 200 - total flux cleaned = 0.00101399 Jy ! Total flux subtracted in 200 components = 0.00101399 Jy ! Clean residual min=-0.000601 max=0.000594 Jy/beam ! Clean residual mean=0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0512558 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.0512558 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=0.054287Jy sigma=1.161910 ! Fit after self-cal, rms=0.054286Jy sigma=1.161787 ! 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=0.054286Jy sigma=1.161787 ! Fit after self-cal, rms=0.054537Jy sigma=1.161568 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.965 mas, bmaj=1.584 mas, bpa=-6.3 degrees ! Estimated noise=0.126003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458068 Jy ! Component: 100 - total flux cleaned = 0.000634932 Jy ! Component: 150 - total flux cleaned = 0.00077962 Jy ! Component: 200 - total flux cleaned = 0.000870779 Jy ! Total flux subtracted in 200 components = 0.000870779 Jy ! Clean residual min=-0.000556 max=0.000568 Jy/beam ! Clean residual mean=0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0521265 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 0.0521265 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=0.054529Jy sigma=1.161386 ! Fit after self-cal, rms=0.054559Jy sigma=1.161254 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 = 0.000191691 Jy ! Component: 100 - total flux cleaned = 0.000301017 Jy ! Component: 150 - total flux cleaned = 0.000374103 Jy ! Component: 200 - total flux cleaned = 0.000422685 Jy ! Total flux subtracted in 200 components = 0.000422685 Jy ! Clean residual min=-0.000569 max=0.000572 Jy/beam ! Clean residual mean=0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0525492 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.0525492 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=0.054555Jy sigma=1.161165 ! Fit after self-cal, rms=0.054556Jy sigma=1.161132 ! 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=0.054556Jy sigma=1.161132 ! Fit after self-cal, rms=0.054551Jy sigma=1.161076 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.087 mas, bmaj=2.498 mas, bpa=-1.903 degrees ! Estimated noise=0.156742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231612 Jy ! Component: 100 - total flux cleaned = 0.000289563 Jy ! Component: 150 - total flux cleaned = 0.000305422 Jy ! Component: 200 - total flux cleaned = 0.000319295 Jy ! Total flux subtracted in 200 components = 0.000319295 Jy ! Clean residual min=-0.000702 max=0.000696 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0528685 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 0.0528685 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=0.054549Jy sigma=1.161015 ! Fit after self-cal, rms=0.054559Jy sigma=1.160970 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 = 6.52582e-05 Jy ! Component: 100 - total flux cleaned = 7.99338e-05 Jy ! Component: 150 - total flux cleaned = 8.73249e-05 Jy ! Component: 200 - total flux cleaned = 9.29304e-05 Jy ! Total flux subtracted in 200 components = 9.29304e-05 Jy ! Clean residual min=-0.000707 max=0.000671 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0529615 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 0.0529614 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=0.054557Jy sigma=1.160952 ! Fit after self-cal, rms=0.054556Jy sigma=1.160934 ! 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=0.9641 mas, bmaj=1.585 mas, bpa=-6.236 degrees ! Estimated noise=0.125625 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9641 x 1.585 at -6.236 degrees (North through East) ! Clean map min=-0.00051457 max=0.033587 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=0.7175 mas, bmaj=1.247 mas, bpa=-7.64 degrees ! Estimated noise=0.286522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0263224 Jy ! Component: 100 - total flux cleaned = 0.0353223 Jy ! Component: 150 - total flux cleaned = 0.0400188 Jy ! Component: 200 - total flux cleaned = 0.043123 Jy ! Total flux subtracted in 200 components = 0.043123 Jy ! Clean residual min=-0.001554 max=0.001707 Jy/beam ! Clean residual mean=-0.000000 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.043123 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.043123 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9641 mas, bmaj=1.585 mas, bpa=-6.236 degrees ! Estimated noise=0.125625 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 = 0.00326331 Jy ! Component: 100 - total flux cleaned = 0.00520974 Jy ! Component: 150 - total flux cleaned = 0.0065468 Jy ! Component: 200 - total flux cleaned = 0.00732728 Jy ! Total flux subtracted in 200 components = 0.00732728 Jy ! Clean residual min=-0.000685 max=0.000629 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0504503 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.0504503 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=2.087 mas, bmaj=2.498 mas, bpa=-1.903 degrees ! Estimated noise=0.156742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098129 Jy ! Component: 100 - total flux cleaned = 0.00157641 Jy ! Component: 150 - total flux cleaned = 0.00185315 Jy ! Component: 200 - total flux cleaned = 0.00201783 Jy ! Total flux subtracted in 200 components = 0.00201783 Jy ! Clean residual min=-0.000699 max=0.000704 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0524681 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 = 0.000117342 Jy ! Component: 100 - total flux cleaned = 0.000190158 Jy ! Component: 150 - total flux cleaned = 0.000209119 Jy ! Component: 200 - total flux cleaned = 0.000235477 Jy ! Total flux subtracted in 200 components = 0.000235477 Jy ! Clean residual min=-0.000694 max=0.000676 Jy/beam ! Clean residual mean=0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0527036 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 62 components and 0.0527036 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9641 mas, bmaj=1.585 mas, bpa=-6.236 degrees ! Estimated noise=0.125625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.73593e-05 Jy ! Component: 100 - total flux cleaned = 0.000101526 Jy ! Component: 150 - total flux cleaned = 0.000161411 Jy ! Component: 200 - total flux cleaned = 0.000202655 Jy ! Total flux subtracted in 200 components = 0.000202655 Jy ! Clean residual min=-0.000595 max=0.000581 Jy/beam ! Clean residual mean=-0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0529062 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.0529062 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=0.054563Jy sigma=1.161116 ! Fit after self-cal, rms=0.054554Jy sigma=1.160860 wmodel J1457+3439_X_a_map.mod ! Writing 70 model components to file: J1457+3439_X_a_map.mod wobs J1457+3439_X_a_uvs.fits ! Writing UV FITS file: J1457+3439_X_a_uvs.fits wwins J1457+3439_X_a_map.win ! wwins: Wrote 3 windows to J1457+3439_X_a_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 = -7.68866e-05 Jy ! Component: 100 - total flux cleaned = -6.70864e-05 Jy ! Component: 150 - total flux cleaned = -8.69316e-05 Jy ! Component: 200 - total flux cleaned = -5.83116e-05 Jy ! Component: 250 - total flux cleaned = -1.16255e-05 Jy ! Component: 300 - total flux cleaned = 4.34189e-05 Jy ! Component: 350 - total flux cleaned = 8.86533e-05 Jy ! Component: 400 - total flux cleaned = 0.000124549 Jy ! Component: 450 - total flux cleaned = 0.000168769 Jy ! Component: 500 - total flux cleaned = 0.000203719 Jy ! Component: 550 - total flux cleaned = 0.000203747 Jy ! Component: 600 - total flux cleaned = 0.000229329 Jy ! Component: 650 - total flux cleaned = 0.00025463 Jy ! Component: 700 - total flux cleaned = 0.000263054 Jy ! Component: 750 - total flux cleaned = 0.000304579 Jy ! Component: 800 - total flux cleaned = 0.000296488 Jy ! Component: 850 - total flux cleaned = 0.0003292 Jy ! Component: 900 - total flux cleaned = 0.000377622 Jy ! Component: 950 - total flux cleaned = 0.000393603 Jy ! Component: 1000 - total flux cleaned = 0.000401624 Jy ! Component: 1050 - total flux cleaned = 0.000448969 Jy ! Component: 1100 - total flux cleaned = 0.000464626 Jy ! Component: 1150 - total flux cleaned = 0.000472326 Jy ! Component: 1200 - total flux cleaned = 0.000510753 Jy ! Component: 1250 - total flux cleaned = 0.000510716 Jy ! Component: 1300 - total flux cleaned = 0.000556274 Jy ! Component: 1350 - total flux cleaned = 0.000601537 Jy ! Component: 1400 - total flux cleaned = 0.000609022 Jy ! Component: 1450 - total flux cleaned = 0.000646137 Jy ! Component: 1500 - total flux cleaned = 0.000675686 Jy ! Component: 1550 - total flux cleaned = 0.000719655 Jy ! Component: 1600 - total flux cleaned = 0.000712385 Jy ! Component: 1650 - total flux cleaned = 0.000763083 Jy ! Component: 1700 - total flux cleaned = 0.00079186 Jy ! Component: 1750 - total flux cleaned = 0.000827585 Jy ! Component: 1800 - total flux cleaned = 0.000806238 Jy ! Component: 1850 - total flux cleaned = 0.00084155 Jy ! Component: 1900 - total flux cleaned = 0.000897598 Jy ! Component: 1950 - total flux cleaned = 0.00088363 Jy ! Component: 2000 - total flux cleaned = 0.000952916 Jy ! Component: 2050 - total flux cleaned = 0.00096666 Jy ! Component: 2100 - total flux cleaned = 0.000980314 Jy ! Component: 2150 - total flux cleaned = 0.00100076 Jy ! Component: 2200 - total flux cleaned = 0.00103461 Jy ! Component: 2250 - total flux cleaned = 0.00105478 Jy ! Component: 2300 - total flux cleaned = 0.00106151 Jy ! Component: 2350 - total flux cleaned = 0.00108804 Jy ! Component: 2400 - total flux cleaned = 0.00113439 Jy ! Component: 2450 - total flux cleaned = 0.00112121 Jy ! Component: 2500 - total flux cleaned = 0.00116047 Jy ! Component: 2550 - total flux cleaned = 0.00116696 Jy ! Component: 2600 - total flux cleaned = 0.0011734 Jy ! Component: 2650 - total flux cleaned = 0.00119274 Jy ! Component: 2700 - total flux cleaned = 0.00118633 Jy ! Component: 2750 - total flux cleaned = 0.00123727 Jy ! Component: 2800 - total flux cleaned = 0.00125629 Jy ! Component: 2850 - total flux cleaned = 0.00126893 Jy ! Component: 2900 - total flux cleaned = 0.00130028 Jy ! Component: 2950 - total flux cleaned = 0.00129406 Jy ! Component: 3000 - total flux cleaned = 0.00129408 Jy ! Component: 3050 - total flux cleaned = 0.00132499 Jy ! Component: 3100 - total flux cleaned = 0.00134964 Jy ! Component: 3150 - total flux cleaned = 0.00135581 Jy ! Component: 3200 - total flux cleaned = 0.00136802 Jy ! Component: 3250 - total flux cleaned = 0.00134982 Jy ! Component: 3300 - total flux cleaned = 0.00139819 Jy ! Component: 3350 - total flux cleaned = 0.0014343 Jy ! Component: 3400 - total flux cleaned = 0.00142227 Jy ! Component: 3450 - total flux cleaned = 0.00144608 Jy ! Component: 3500 - total flux cleaned = 0.00146388 Jy ! Component: 3550 - total flux cleaned = 0.0014875 Jy ! Component: 3600 - total flux cleaned = 0.00146985 Jy ! Component: 3650 - total flux cleaned = 0.00149914 Jy ! Component: 3700 - total flux cleaned = 0.00151667 Jy ! Component: 3750 - total flux cleaned = 0.00153411 Jy ! Component: 3800 - total flux cleaned = 0.00157462 Jy ! Component: 3850 - total flux cleaned = 0.00158035 Jy ! Component: 3900 - total flux cleaned = 0.00159761 Jy ! Component: 3950 - total flux cleaned = 0.00161483 Jy ! Component: 4000 - total flux cleaned = 0.00159772 Jy ! Component: 4050 - total flux cleaned = 0.00163739 Jy ! Total flux subtracted in 4096 components = 0.00162613 Jy ! Clean residual min=-0.000356 max=0.000308 Jy/beam ! Clean residual mean=-0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0545324 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 400 components and 0.0545323 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1457+3439_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9641 x 1.585 at -6.236 degrees (North through East) ! Clean map min=-0.00046064 max=0.033227 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1457+3439_X_a_map.fits wmodel /vlbi/uf001/uvm//J1457+3439_X_a_map.mod ! Writing 400 model components to file: /vlbi/uf001/uvm//J1457+3439_X_a_map.mod wobs /vlbi/uf001/uvm//J1457+3439_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1457+3439_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1457+3439_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J1457+3439_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.033227 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.93277e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.89681 0.89681 1.79362 3.58724 7.17448 14.349 28.6979 57.3958 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 334.519 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1457+3439_X_a_dfm.log closed on Sun Jan 13 21:49:54 2019