! Started logfile: /image_prod/ug002_uva//J1829+3957_X_dfm.log on Thu Mar 5 03:46:26 2020 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 /image_prod/ug002_uva//J1829+3957_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1829+3957_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.819136 visibilities/baseline/integration-bin. ! Found source: J1829+3957 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 15924 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 J1829+3957_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 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038016Jy sigma=9.137785 ! Fit after self-cal, rms=0.711412Jy sigma=6.238814 ! 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=0.7665 mas, bmaj=1.207 mas, bpa=-0.01995 degrees ! Estimated noise=1.33073 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 = 0.216685 Jy ! Component: 100 - total flux cleaned = 0.268195 Jy ! Total flux subtracted in 100 components = 0.268195 Jy ! Clean residual min=-0.008149 max=0.019905 Jy/beam ! Clean residual mean=-0.000000 rms=0.001984 Jy/beam ! Combined flux in latest and established models = 0.268195 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.268195 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=0.067234Jy sigma=0.576045 ! Fit after self-cal, rms=0.067225Jy sigma=0.575977 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215658 Jy ! Component: 100 - total flux cleaned = 0.0325463 Jy ! Total flux subtracted in 100 components = 0.0325463 Jy ! Clean residual min=-0.006462 max=0.012566 Jy/beam ! Clean residual mean=-0.000002 rms=0.001331 Jy/beam ! Combined flux in latest and established models = 0.300742 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.300742 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=0.057404Jy sigma=0.481467 ! Fit after self-cal, rms=0.057405Jy sigma=0.481412 ! Inverting map ! Added new window around map position (-1.2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105992 Jy ! Component: 100 - total flux cleaned = 0.0158042 Jy ! Total flux subtracted in 100 components = 0.0158042 Jy ! Clean residual min=-0.005627 max=0.005233 Jy/beam ! Clean residual mean=-0.000003 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.316546 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.316546 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=0.055057Jy sigma=0.459491 ! Fit after self-cal, rms=0.054820Jy sigma=0.457480 ! 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=0.9686 mas, bmaj=1.516 mas, bpa=-1.312 degrees ! Estimated noise=0.645757 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 = 0.00663951 Jy ! Component: 100 - total flux cleaned = 0.0106001 Jy ! Component: 150 - total flux cleaned = 0.0131767 Jy ! Component: 200 - total flux cleaned = 0.0148766 Jy ! Total flux subtracted in 200 components = 0.0148766 Jy ! Clean residual min=-0.004952 max=0.003963 Jy/beam ! Clean residual mean=-0.000012 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 0.331422 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.331422 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=0.053915Jy sigma=0.450072 ! Fit after self-cal, rms=0.053894Jy sigma=0.449830 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9686 x 1.516 at -1.312 degrees (North through East) ! Clean map min=-0.0047655 max=0.28745 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.03 KP 1.05 ! LA 1.03 MK 0.98 OV 0.92 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.05 KP 1.04 ! LA 1.02 MK 0.99 OV 0.92 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.01 KP 1.03 ! LA 1.03 MK 0.99 OV 0.92 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.99 KP 1.05 ! LA 1.02 MK 1.03 OV 0.94 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.02 KP 1.03 ! LA 1.04 MK 1.03 OV 0.93 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.01 KP 1.04 ! LA 1.01 MK 1.01 OV 0.92 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.01 KP 1.03 ! LA 1.05 MK 1.04 OV 0.92 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.99 KP 1.07 ! LA 1.02 MK 1.04 OV 0.94 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.02 KP 1.04 ! LA 1.03 MK 1.01 OV 0.93 PT 0.95 ! SC 0.98 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.01 KP 1.05 ! LA 1.02 MK 1.04 OV 0.93 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.02 KP 1.05 ! LA 1.02 MK 1.07 OV 0.93 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.03 KP 1.08 ! LA 1.01 MK 1.09 OV 0.93 PT 0.91 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.053894Jy sigma=0.449830 ! Fit after self-cal, rms=0.050955Jy sigma=0.421795 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9709 mas, bmaj=1.521 mas, bpa=-0.7896 degrees ! Estimated noise=0.64627 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 = -1.29414e-05 Jy ! Component: 100 - total flux cleaned = -4.86694e-05 Jy ! Component: 150 - total flux cleaned = -8.13111e-05 Jy ! Component: 200 - total flux cleaned = -0.000110222 Jy ! Total flux subtracted in 200 components = -0.000110222 Jy ! Clean residual min=-0.001563 max=0.001435 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.331312 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.331312 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=0.050905Jy sigma=0.421385 ! Fit after self-cal, rms=0.050905Jy sigma=0.421312 ! 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=0.050905Jy sigma=0.421312 ! Fit after self-cal, rms=0.050693Jy sigma=0.418810 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9716 mas, bmaj=1.518 mas, bpa=-1.019 degrees ! Estimated noise=0.646337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.76022e-05 Jy ! Component: 100 - total flux cleaned = -3.50754e-06 Jy ! Component: 150 - total flux cleaned = -3.9181e-06 Jy ! Component: 200 - total flux cleaned = -4.3611e-06 Jy ! Total flux subtracted in 200 components = -4.3611e-06 Jy ! Clean residual min=-0.001158 max=0.001389 Jy/beam ! Clean residual mean=-0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.331308 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 0.331308 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=0.050668Jy sigma=0.418615 ! Fit after self-cal, rms=0.050668Jy sigma=0.418602 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 (48.8, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000840226 Jy ! Component: 100 - total flux cleaned = 0.00107648 Jy ! Component: 150 - total flux cleaned = 0.00120207 Jy ! Component: 200 - total flux cleaned = 0.00125674 Jy ! Total flux subtracted in 200 components = 0.00125674 Jy ! Clean residual min=-0.001149 max=0.001314 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.332565 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.332565 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=0.050634Jy sigma=0.418320 ! Fit after self-cal, rms=0.050632Jy sigma=0.418303 ! Inverting map ! Added new window around map position (-2, 41.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113337 Jy ! Component: 100 - total flux cleaned = 0.00131548 Jy ! Component: 150 - total flux cleaned = 0.0014659 Jy ! Component: 200 - total flux cleaned = 0.00150443 Jy ! Total flux subtracted in 200 components = 0.00150443 Jy ! Clean residual min=-0.001104 max=0.001101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.334069 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 0.334069 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=0.050599Jy sigma=0.418043 ! Fit after self-cal, rms=0.050599Jy sigma=0.418034 ! Inverting map ! Added new window around map position (-46.2, -31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000542106 Jy ! Component: 100 - total flux cleaned = 0.000597864 Jy ! Component: 150 - total flux cleaned = 0.0006672 Jy ! Component: 200 - total flux cleaned = 0.000688381 Jy ! Total flux subtracted in 200 components = 0.000688381 Jy ! Clean residual min=-0.001115 max=0.000950 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.334757 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 84 components and 0.334757 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=0.050570Jy sigma=0.417800 ! Fit after self-cal, rms=0.050569Jy sigma=0.417792 ! 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=0.050569Jy sigma=0.417792 ! Fit after self-cal, rms=0.050600Jy sigma=0.417740 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.972 mas, bmaj=1.517 mas, bpa=-1.034 degrees ! Estimated noise=0.646589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000168325 Jy ! Component: 100 - total flux cleaned = 0.00022998 Jy ! Component: 150 - total flux cleaned = 0.000307334 Jy ! Component: 200 - total flux cleaned = 0.00032625 Jy ! Total flux subtracted in 200 components = 0.00032625 Jy ! Clean residual min=-0.001082 max=0.000926 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.335084 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 89 components and 0.335084 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=0.050585Jy sigma=0.417628 ! Fit after self-cal, rms=0.050586Jy sigma=0.417626 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.43707e-05 Jy ! Component: 100 - total flux cleaned = 9.15479e-05 Jy ! Component: 150 - total flux cleaned = 0.000107793 Jy ! Component: 200 - total flux cleaned = 0.000107512 Jy ! Total flux subtracted in 200 components = 0.000107512 Jy ! Clean residual min=-0.001064 max=0.000933 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.335191 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 96 components and 0.335191 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=0.050575Jy sigma=0.417549 ! Fit after self-cal, rms=0.050575Jy sigma=0.417547 ! 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=0.050575Jy sigma=0.417547 ! Fit after self-cal, rms=0.050590Jy sigma=0.417540 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.281 mas, bmaj=2.637 mas, bpa=16.62 degrees ! Estimated noise=0.816142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000298615 Jy ! Component: 100 - total flux cleaned = 0.000339129 Jy ! Component: 150 - total flux cleaned = 0.000351517 Jy ! Component: 200 - total flux cleaned = 0.000373769 Jy ! Total flux subtracted in 200 components = 0.000373769 Jy ! Clean residual min=-0.000835 max=0.000841 Jy/beam ! Clean residual mean=-0.000003 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.335565 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 110 components and 0.335565 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=0.050589Jy sigma=0.417527 ! Fit after self-cal, rms=0.050589Jy sigma=0.417525 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 = 1.12178e-06 Jy ! Component: 100 - total flux cleaned = 4.23906e-05 Jy ! Component: 150 - total flux cleaned = 6.1731e-05 Jy ! Component: 200 - total flux cleaned = 8.01134e-05 Jy ! Total flux subtracted in 200 components = 8.01134e-05 Jy ! Clean residual min=-0.000809 max=0.000814 Jy/beam ! Clean residual mean=-0.000003 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.335645 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 115 components and 0.335645 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=0.050588Jy sigma=0.417519 ! Fit after self-cal, rms=0.050588Jy sigma=0.417518 ! 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=0.9722 mas, bmaj=1.517 mas, bpa=-1.049 degrees ! Estimated noise=0.646693 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9722 x 1.517 at -1.049 degrees (North through East) ! Clean map min=-0.00093068 max=0.28775 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=0.7679 mas, bmaj=1.208 mas, bpa=0.3225 degrees ! Estimated noise=1.33981 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.217449 Jy ! Component: 100 - total flux cleaned = 0.269553 Jy ! Component: 150 - total flux cleaned = 0.291544 Jy ! Component: 200 - total flux cleaned = 0.304347 Jy ! Total flux subtracted in 200 components = 0.304347 Jy ! Clean residual min=-0.003333 max=0.006547 Jy/beam ! Clean residual mean=0.000001 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.304347 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.304347 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9722 mas, bmaj=1.517 mas, bpa=-1.049 degrees ! Estimated noise=0.646693 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 = 0.0108548 Jy ! Component: 100 - total flux cleaned = 0.0166456 Jy ! Component: 150 - total flux cleaned = 0.020125 Jy ! Component: 200 - total flux cleaned = 0.0223909 Jy ! Total flux subtracted in 200 components = 0.0223909 Jy ! Clean residual min=-0.001402 max=0.001385 Jy/beam ! Clean residual mean=-0.000002 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.326738 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 35 components and 0.326738 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=2.281 mas, bmaj=2.637 mas, bpa=16.62 degrees ! Estimated noise=0.816142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023408 Jy ! Component: 100 - total flux cleaned = 0.00349197 Jy ! Component: 150 - total flux cleaned = 0.00446974 Jy ! Component: 200 - total flux cleaned = 0.0052735 Jy ! Total flux subtracted in 200 components = 0.0052735 Jy ! Clean residual min=-0.001153 max=0.001018 Jy/beam ! Clean residual mean=-0.000003 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.332012 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 = 0.000635495 Jy ! Component: 100 - total flux cleaned = 0.00101785 Jy ! Component: 150 - total flux cleaned = 0.00131006 Jy ! Component: 200 - total flux cleaned = 0.00155246 Jy ! Total flux subtracted in 200 components = 0.00155246 Jy ! Clean residual min=-0.001007 max=0.000899 Jy/beam ! Clean residual mean=-0.000003 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.333564 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 95 components and 0.333564 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9722 mas, bmaj=1.517 mas, bpa=-1.049 degrees ! Estimated noise=0.646693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000236624 Jy ! Component: 100 - total flux cleaned = 0.000269954 Jy ! Component: 150 - total flux cleaned = 0.000383289 Jy ! Component: 200 - total flux cleaned = 0.000383099 Jy ! Total flux subtracted in 200 components = 0.000383099 Jy ! Clean residual min=-0.001042 max=0.000998 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.333947 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 116 components and 0.333947 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=0.050643Jy sigma=0.417902 ! Fit after self-cal, rms=0.050635Jy sigma=0.417834 wmodel J1829+3957_X_map.mod ! Writing 116 model components to file: J1829+3957_X_map.mod wobs J1829+3957_X_uvs.fits ! Writing UV FITS file: J1829+3957_X_uvs.fits wwins J1829+3957_X_map.win ! wwins: Wrote 5 windows to J1829+3957_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 = -0.000236774 Jy ! Component: 100 - total flux cleaned = -0.000236453 Jy ! Component: 150 - total flux cleaned = -0.000287711 Jy ! Component: 200 - total flux cleaned = -0.000353426 Jy ! Component: 250 - total flux cleaned = -0.000385269 Jy ! Component: 300 - total flux cleaned = -0.000447888 Jy ! Component: 350 - total flux cleaned = -0.000478381 Jy ! Component: 400 - total flux cleaned = -0.000538398 Jy ! Component: 450 - total flux cleaned = -0.000567886 Jy ! Component: 500 - total flux cleaned = -0.000625601 Jy ! Component: 550 - total flux cleaned = -0.000639613 Jy ! Component: 600 - total flux cleaned = -0.000667466 Jy ! Component: 650 - total flux cleaned = -0.000694831 Jy ! Component: 700 - total flux cleaned = -0.000667434 Jy ! Component: 750 - total flux cleaned = -0.000654065 Jy ! Component: 800 - total flux cleaned = -0.000654021 Jy ! Component: 850 - total flux cleaned = -0.000692881 Jy ! Component: 900 - total flux cleaned = -0.000654547 Jy ! Component: 950 - total flux cleaned = -0.000680045 Jy ! Component: 1000 - total flux cleaned = -0.000692518 Jy ! Component: 1050 - total flux cleaned = -0.000704751 Jy ! Component: 1100 - total flux cleaned = -0.000716812 Jy ! Component: 1150 - total flux cleaned = -0.000740753 Jy ! Component: 1200 - total flux cleaned = -0.000776406 Jy ! Component: 1250 - total flux cleaned = -0.000776329 Jy ! Component: 1300 - total flux cleaned = -0.000822995 Jy ! Component: 1350 - total flux cleaned = -0.000846156 Jy ! Component: 1400 - total flux cleaned = -0.000869003 Jy ! Component: 1450 - total flux cleaned = -0.00091441 Jy ! Component: 1500 - total flux cleaned = -0.000880675 Jy ! Component: 1550 - total flux cleaned = -0.000892065 Jy ! Component: 1600 - total flux cleaned = -0.000903076 Jy ! Component: 1650 - total flux cleaned = -0.00092509 Jy ! Component: 1700 - total flux cleaned = -0.00100071 Jy ! Component: 1750 - total flux cleaned = -0.00103289 Jy ! Component: 1800 - total flux cleaned = -0.00107518 Jy ! Component: 1850 - total flux cleaned = -0.00108564 Jy ! Component: 1900 - total flux cleaned = -0.00108554 Jy ! Component: 1950 - total flux cleaned = -0.00109597 Jy ! Component: 2000 - total flux cleaned = -0.00114741 Jy ! Component: 2050 - total flux cleaned = -0.00113699 Jy ! Component: 2100 - total flux cleaned = -0.0011167 Jy ! Component: 2150 - total flux cleaned = -0.00118721 Jy ! Component: 2200 - total flux cleaned = -0.00118702 Jy ! Component: 2250 - total flux cleaned = -0.00120687 Jy ! Component: 2300 - total flux cleaned = -0.00122644 Jy ! Component: 2350 - total flux cleaned = -0.00129496 Jy ! Component: 2400 - total flux cleaned = -0.00130459 Jy ! Component: 2450 - total flux cleaned = -0.0013144 Jy ! Component: 2500 - total flux cleaned = -0.0013719 Jy ! Component: 2550 - total flux cleaned = -0.00142895 Jy ! Component: 2600 - total flux cleaned = -0.00145732 Jy ! Component: 2650 - total flux cleaned = -0.00148536 Jy ! Component: 2700 - total flux cleaned = -0.00150409 Jy ! Component: 2750 - total flux cleaned = -0.00155054 Jy ! Component: 2800 - total flux cleaned = -0.00154128 Jy ! Component: 2850 - total flux cleaned = -0.00159622 Jy ! Component: 2900 - total flux cleaned = -0.00165078 Jy ! Component: 2950 - total flux cleaned = -0.00169598 Jy ! Component: 3000 - total flux cleaned = -0.00172299 Jy ! Component: 3050 - total flux cleaned = -0.00175879 Jy ! Component: 3100 - total flux cleaned = -0.00180333 Jy ! Component: 3150 - total flux cleaned = -0.00183874 Jy ! Component: 3200 - total flux cleaned = -0.00186517 Jy ! Component: 3250 - total flux cleaned = -0.00191771 Jy ! Component: 3300 - total flux cleaned = -0.00193515 Jy ! Component: 3350 - total flux cleaned = -0.00202155 Jy ! Component: 3400 - total flux cleaned = -0.00201295 Jy ! Component: 3450 - total flux cleaned = -0.00207273 Jy ! Component: 3500 - total flux cleaned = -0.00213227 Jy ! Component: 3550 - total flux cleaned = -0.00216611 Jy ! Component: 3600 - total flux cleaned = -0.00217453 Jy ! Component: 3650 - total flux cleaned = -0.00227495 Jy ! Component: 3700 - total flux cleaned = -0.00228328 Jy ! Component: 3750 - total flux cleaned = -0.00232475 Jy ! Component: 3800 - total flux cleaned = -0.00237422 Jy ! Component: 3850 - total flux cleaned = -0.00240703 Jy ! Component: 3900 - total flux cleaned = -0.00246406 Jy ! Component: 3950 - total flux cleaned = -0.00248836 Jy ! Component: 4000 - total flux cleaned = -0.0025529 Jy ! Component: 4050 - total flux cleaned = -0.00255294 Jy ! Total flux subtracted in 4096 components = -0.00262491 Jy ! Clean residual min=-0.000498 max=0.000492 Jy/beam ! Clean residual mean=-0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.331323 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 413 components and 0.331323 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1829+3957_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9722 x 1.517 at -1.049 degrees (North through East) ! Clean map min=-0.00079469 max=0.28806 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1829+3957_X_map.fits wmodel /image_prod/ug002_uva//J1829+3957_X_map.mod ! Writing 413 model components to file: /image_prod/ug002_uva//J1829+3957_X_map.mod wobs /image_prod/ug002_uva//J1829+3957_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1829+3957_X_uvs.fits wwins /image_prod/ug002_uva//J1829+3957_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1829+3957_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.288065 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000134365 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.139932 0.139932 0.279864 0.559728 1.11946 2.23891 4.47783 8.95566 17.9113 35.8226 71.6452 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.288 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2143.9 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1829+3957_X_dfm.log closed on Thu Mar 5 03:46:30 2020