! Started logfile: /vlbi/uf001/uva//J1638-0340_X_dfm.log on Mon Jan 14 03:48:02 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//J1638-0340_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1638-0340_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.852632 visibilities/baseline/integration-bin. ! Found source: J1638-0340 ! ! 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 26244 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 J1638-0340_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 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023834Jy sigma=23.645540 ! Fit after self-cal, rms=0.831133Jy sigma=19.174892 ! 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=0.7702 mas, bmaj=1.729 mas, bpa=3.825 degrees ! Estimated noise=0.349467 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 = 0.117657 Jy ! Component: 100 - total flux cleaned = 0.164294 Jy ! Total flux subtracted in 100 components = 0.164294 Jy ! Clean residual min=-0.013531 max=0.058264 Jy/beam ! Clean residual mean=0.000025 rms=0.003772 Jy/beam ! Combined flux in latest and established models = 0.164294 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.164294 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=0.105685Jy sigma=2.435104 ! Fit after self-cal, rms=0.105576Jy sigma=2.431756 ! Inverting map ! Added new window around map position (-1.4, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0482711 Jy ! Component: 100 - total flux cleaned = 0.0698142 Jy ! Total flux subtracted in 100 components = 0.0698142 Jy ! Clean residual min=-0.009364 max=0.017294 Jy/beam ! Clean residual mean=0.000008 rms=0.002143 Jy/beam ! Combined flux in latest and established models = 0.234109 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.234109 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=0.077082Jy sigma=1.709675 ! Fit after self-cal, rms=0.073246Jy sigma=1.623449 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019085 Jy ! Component: 100 - total flux cleaned = 0.0311866 Jy ! Total flux subtracted in 100 components = 0.0311866 Jy ! Clean residual min=-0.005526 max=0.009397 Jy/beam ! Clean residual mean=0.000000 rms=0.001367 Jy/beam ! Combined flux in latest and established models = 0.265295 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.265295 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=0.065877Jy sigma=1.422767 ! Fit after self-cal, rms=0.065407Jy sigma=1.412783 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100944 Jy ! Component: 100 - total flux cleaned = 0.0170832 Jy ! Total flux subtracted in 100 components = 0.0170832 Jy ! Clean residual min=-0.005032 max=0.007827 Jy/beam ! Clean residual mean=-0.000004 rms=0.001135 Jy/beam ! Combined flux in latest and established models = 0.282378 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 49 components and 0.282378 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=0.063070Jy sigma=1.346776 ! Fit after self-cal, rms=0.062935Jy sigma=1.343805 ! Inverting map ! Added new window around map position (2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00768107 Jy ! Component: 100 - total flux cleaned = 0.0128982 Jy ! Total flux subtracted in 100 components = 0.0128982 Jy ! Clean residual min=-0.004530 max=0.005085 Jy/beam ! Clean residual mean=-0.000007 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.295277 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.295277 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=0.061712Jy sigma=1.311406 ! Fit after self-cal, rms=0.061648Jy sigma=1.310269 ! 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=0.9584 mas, bmaj=2.05 mas, bpa=4.017 degrees ! Estimated noise=0.206246 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 = 0.0063668 Jy ! Component: 100 - total flux cleaned = 0.0109899 Jy ! Component: 150 - total flux cleaned = 0.0144946 Jy ! Component: 200 - total flux cleaned = 0.0171922 Jy ! Total flux subtracted in 200 components = 0.0171922 Jy ! Clean residual min=-0.004354 max=0.004180 Jy/beam ! Clean residual mean=-0.000015 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 0.312469 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 82 components and 0.312469 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=0.060836Jy sigma=1.286781 ! Fit after self-cal, rms=0.060810Jy sigma=1.286110 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9584 x 2.05 at 4.017 degrees (North through East) ! Clean map min=-0.0040751 max=0.15742 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 1.02 ! LA 0.99 MK 1.06 NL 1.07 OV 0.92 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.00 KP 1.03 ! LA 1.01 MK 1.04 NL 1.06 OV 0.91 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KP 1.04 ! LA 1.01 MK 1.03 NL 1.06 OV 0.89 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.98 KP 1.02 ! LA 1.01 MK 1.03 NL 1.05 OV 0.92 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.97 KP 1.04 ! LA 0.99 MK 1.04 NL 1.08 OV 0.91 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.02 KP 1.04 ! LA 1.01 MK 1.04 NL 1.03 OV 0.91 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.99 KP 1.03 ! LA 1.00 MK 1.04 NL 1.08 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.00 KP 1.04 ! LA 1.00 MK 1.03 NL 1.07 OV 0.91 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.98 KP 1.05 ! LA 1.01 MK 1.04 NL 1.06 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.01 KP 1.04 ! LA 1.03 MK 1.03 NL 1.07 OV 0.90 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.01 KP 1.04 ! LA 1.02 MK 1.01 NL 1.08 OV 0.90 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.00 KP 1.05 ! LA 1.00 MK 1.06 NL 1.07 OV 0.91 ! PT 0.93 SC 0.94 ! ! ! Fit before self-cal, rms=0.060810Jy sigma=1.286110 ! Fit after self-cal, rms=0.059223Jy sigma=1.246784 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9547 mas, bmaj=2.06 mas, bpa=4.932 degrees ! Estimated noise=0.20542 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 = -0.00153021 Jy ! Component: 100 - total flux cleaned = -0.00179928 Jy ! Component: 150 - total flux cleaned = -0.00174912 Jy ! Component: 200 - total flux cleaned = -0.00166208 Jy ! Total flux subtracted in 200 components = -0.00166208 Jy ! Clean residual min=-0.002800 max=0.002510 Jy/beam ! Clean residual mean=-0.000012 rms=0.000595 Jy/beam ! Combined flux in latest and established models = 0.310807 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 0.310807 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=0.059108Jy sigma=1.244104 ! Fit after self-cal, rms=0.059131Jy sigma=1.243855 ! 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=0.059131Jy sigma=1.243855 ! Fit after self-cal, rms=0.060033Jy sigma=1.219499 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.95 mas, bmaj=2.065 mas, bpa=5.418 degrees ! Estimated noise=0.20498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000137832 Jy ! Component: 100 - total flux cleaned = -0.00063457 Jy ! Component: 150 - total flux cleaned = -0.000880814 Jy ! Component: 200 - total flux cleaned = -0.00113283 Jy ! Total flux subtracted in 200 components = -0.00113283 Jy ! Clean residual min=-0.001820 max=0.001570 Jy/beam ! Clean residual mean=-0.000003 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.309674 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 0.309674 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=0.059930Jy sigma=1.216407 ! Fit after self-cal, rms=0.059969Jy sigma=1.216209 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.60539e-05 Jy ! Component: 100 - total flux cleaned = -0.00036196 Jy ! Component: 150 - total flux cleaned = -0.000479524 Jy ! Component: 200 - total flux cleaned = -0.000586856 Jy ! Total flux subtracted in 200 components = -0.000586856 Jy ! Clean residual min=-0.001794 max=0.001490 Jy/beam ! Clean residual mean=-0.000003 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.309087 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 0.309087 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=0.059939Jy sigma=1.215373 ! Fit after self-cal, rms=0.059936Jy sigma=1.215339 ! 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=0.059936Jy sigma=1.215339 ! Fit after self-cal, rms=0.060457Jy sigma=1.214440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9481 mas, bmaj=2.066 mas, bpa=5.561 degrees ! Estimated noise=0.205118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000513164 Jy ! Component: 100 - total flux cleaned = -0.000830102 Jy ! Component: 150 - total flux cleaned = -0.000980065 Jy ! Component: 200 - total flux cleaned = -0.00108565 Jy ! Total flux subtracted in 200 components = -0.00108565 Jy ! Clean residual min=-0.001581 max=0.001359 Jy/beam ! Clean residual mean=-0.000002 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.308001 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.308001 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=0.060419Jy sigma=1.213573 ! Fit after self-cal, rms=0.060427Jy sigma=1.213546 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 = -0.000179935 Jy ! Component: 100 - total flux cleaned = -0.000225018 Jy ! Component: 150 - total flux cleaned = -0.000267804 Jy ! Component: 200 - total flux cleaned = -0.000307958 Jy ! Total flux subtracted in 200 components = -0.000307958 Jy ! Clean residual min=-0.001555 max=0.001351 Jy/beam ! Clean residual mean=-0.000002 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.307693 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 118 components and 0.307693 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=0.060412Jy sigma=1.213207 ! Fit after self-cal, rms=0.060411Jy sigma=1.213194 ! 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=0.060411Jy sigma=1.213194 ! Fit after self-cal, rms=0.060553Jy sigma=1.212992 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.108 mas, bmaj=3.382 mas, bpa=3.552 degrees ! Estimated noise=0.260554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000501562 Jy ! Component: 100 - total flux cleaned = -0.000550861 Jy ! Component: 150 - total flux cleaned = -0.000531848 Jy ! Component: 200 - total flux cleaned = -0.000516161 Jy ! Total flux subtracted in 200 components = -0.000516161 Jy ! Clean residual min=-0.001634 max=0.001797 Jy/beam ! Clean residual mean=-0.000003 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.307177 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 129 components and 0.307177 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=0.060541Jy sigma=1.212935 ! Fit after self-cal, rms=0.060545Jy sigma=1.212915 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (4.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018629 Jy ! Component: 100 - total flux cleaned = 0.00299447 Jy ! Component: 150 - total flux cleaned = 0.00380694 Jy ! Component: 200 - total flux cleaned = 0.00426017 Jy ! Total flux subtracted in 200 components = 0.00426017 Jy ! Clean residual min=-0.001408 max=0.001174 Jy/beam ! Clean residual mean=-0.000004 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.311437 Jy ! Performing phase self-cal ! Adding 61 model components to the UV plane model. ! The established model now contains 190 components and 0.311437 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=0.060506Jy sigma=1.212035 ! Fit after self-cal, rms=0.060502Jy sigma=1.211946 ! 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=0.947 mas, bmaj=2.065 mas, bpa=5.614 degrees ! Estimated noise=0.205272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.947 x 2.065 at 5.614 degrees (North through East) ! Clean map min=-0.0012453 max=0.15674 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=0.7628 mas, bmaj=1.748 mas, bpa=5.722 degrees ! Estimated noise=0.345706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123627 Jy ! Component: 100 - total flux cleaned = 0.18139 Jy ! Component: 150 - total flux cleaned = 0.215865 Jy ! Component: 200 - total flux cleaned = 0.237562 Jy ! Total flux subtracted in 200 components = 0.237562 Jy ! Clean residual min=-0.004349 max=0.011805 Jy/beam ! Clean residual mean=0.000013 rms=0.001344 Jy/beam ! Combined flux in latest and established models = 0.237562 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.237562 Jy ! Inverting map and beam ! Estimated beam: bmin=0.947 mas, bmaj=2.065 mas, bpa=5.614 degrees ! Estimated noise=0.205272 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 = 0.0226641 Jy ! Component: 100 - total flux cleaned = 0.0359008 Jy ! Component: 150 - total flux cleaned = 0.044604 Jy ! Component: 200 - total flux cleaned = 0.0506305 Jy ! Total flux subtracted in 200 components = 0.0506305 Jy ! Clean residual min=-0.002227 max=0.003362 Jy/beam ! Clean residual mean=0.000003 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.288193 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 56 components and 0.288193 Jy ! Inverting map ! Added new window around map position (0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437331 Jy ! Component: 100 - total flux cleaned = 0.00765694 Jy ! Component: 150 - total flux cleaned = 0.0101678 Jy ! Component: 200 - total flux cleaned = 0.0121355 Jy ! Total flux subtracted in 200 components = 0.0121355 Jy ! Clean residual min=-0.001581 max=0.001366 Jy/beam ! Clean residual mean=-0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.300328 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 91 components and 0.300328 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=2.108 mas, bmaj=3.382 mas, bpa=3.552 degrees ! Estimated noise=0.260554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266945 Jy ! Component: 100 - total flux cleaned = 0.00459385 Jy ! Component: 150 - total flux cleaned = 0.00610909 Jy ! Component: 200 - total flux cleaned = 0.00733415 Jy ! Total flux subtracted in 200 components = 0.00733415 Jy ! Clean residual min=-0.001587 max=0.001421 Jy/beam ! Clean residual mean=-0.000003 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.307662 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 = 0.00100232 Jy ! Component: 100 - total flux cleaned = 0.0018293 Jy ! Component: 150 - total flux cleaned = 0.00252029 Jy ! Component: 200 - total flux cleaned = 0.00308825 Jy ! Total flux subtracted in 200 components = 0.00308825 Jy ! Clean residual min=-0.001395 max=0.001200 Jy/beam ! Clean residual mean=-0.000004 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.310751 Jy ! Adding 149 model components to the UV plane model. ! The established model now contains 229 components and 0.310751 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.947 mas, bmaj=2.065 mas, bpa=5.614 degrees ! Estimated noise=0.205272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000820986 Jy ! Component: 100 - total flux cleaned = 0.00124859 Jy ! Component: 150 - total flux cleaned = 0.00155379 Jy ! Component: 200 - total flux cleaned = 0.00176366 Jy ! Total flux subtracted in 200 components = 0.00176366 Jy ! Clean residual min=-0.001140 max=0.001141 Jy/beam ! Clean residual mean=-0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.312514 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 251 components and 0.312514 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=0.060465Jy sigma=1.210663 ! Fit after self-cal, rms=0.060455Jy sigma=1.210475 wmodel J1638-0340_X_map.mod ! Writing 251 model components to file: J1638-0340_X_map.mod wobs J1638-0340_X_uvs.fits ! Writing UV FITS file: J1638-0340_X_uvs.fits wwins J1638-0340_X_map.win ! wwins: Wrote 5 windows to J1638-0340_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 = -0.000109596 Jy ! Component: 100 - total flux cleaned = -0.000169975 Jy ! Component: 150 - total flux cleaned = -0.000189403 Jy ! Component: 200 - total flux cleaned = -0.000189045 Jy ! Component: 250 - total flux cleaned = -0.000257762 Jy ! Component: 300 - total flux cleaned = -0.000374768 Jy ! Component: 350 - total flux cleaned = -0.000488759 Jy ! Component: 400 - total flux cleaned = -0.000615605 Jy ! Component: 450 - total flux cleaned = -0.000723813 Jy ! Component: 500 - total flux cleaned = -0.000784533 Jy ! Component: 550 - total flux cleaned = -0.000918302 Jy ! Component: 600 - total flux cleaned = -0.000961926 Jy ! Component: 650 - total flux cleaned = -0.00104827 Jy ! Component: 700 - total flux cleaned = -0.0010622 Jy ! Component: 750 - total flux cleaned = -0.00106232 Jy ! Component: 800 - total flux cleaned = -0.00106243 Jy ! Component: 850 - total flux cleaned = -0.00104877 Jy ! Component: 900 - total flux cleaned = -0.00103526 Jy ! Component: 950 - total flux cleaned = -0.00106167 Jy ! Component: 1000 - total flux cleaned = -0.00102218 Jy ! Component: 1050 - total flux cleaned = -0.00100903 Jy ! Component: 1100 - total flux cleaned = -0.000983371 Jy ! Component: 1150 - total flux cleaned = -0.00100877 Jy ! Component: 1200 - total flux cleaned = -0.000996258 Jy ! Component: 1250 - total flux cleaned = -0.00102098 Jy ! Component: 1300 - total flux cleaned = -0.00103341 Jy ! Component: 1350 - total flux cleaned = -0.00104554 Jy ! Component: 1400 - total flux cleaned = -0.00104548 Jy ! Component: 1450 - total flux cleaned = -0.00110488 Jy ! Component: 1500 - total flux cleaned = -0.00106949 Jy ! Component: 1550 - total flux cleaned = -0.00110446 Jy ! Component: 1600 - total flux cleaned = -0.00110459 Jy ! Component: 1650 - total flux cleaned = -0.00111615 Jy ! Component: 1700 - total flux cleaned = -0.00113891 Jy ! Component: 1750 - total flux cleaned = -0.00111655 Jy ! Component: 1800 - total flux cleaned = -0.00111653 Jy ! Component: 1850 - total flux cleaned = -0.0011166 Jy ! Component: 1900 - total flux cleaned = -0.00114961 Jy ! Component: 1950 - total flux cleaned = -0.00109519 Jy ! Component: 2000 - total flux cleaned = -0.0011062 Jy ! Component: 2050 - total flux cleaned = -0.00114918 Jy ! Component: 2100 - total flux cleaned = -0.00114936 Jy ! Component: 2150 - total flux cleaned = -0.0011809 Jy ! Component: 2200 - total flux cleaned = -0.00114945 Jy ! Component: 2250 - total flux cleaned = -0.00110781 Jy ! Component: 2300 - total flux cleaned = -0.00109741 Jy ! Component: 2350 - total flux cleaned = -0.00108702 Jy ! Component: 2400 - total flux cleaned = -0.00106658 Jy ! Component: 2450 - total flux cleaned = -0.00107666 Jy ! Component: 2500 - total flux cleaned = -0.00105644 Jy ! Component: 2550 - total flux cleaned = -0.00104659 Jy ! Component: 2600 - total flux cleaned = -0.000957278 Jy ! Component: 2650 - total flux cleaned = -0.000917903 Jy ! Component: 2700 - total flux cleaned = -0.00089841 Jy ! Component: 2750 - total flux cleaned = -0.000937414 Jy ! Component: 2800 - total flux cleaned = -0.000869701 Jy ! Component: 2850 - total flux cleaned = -0.000879259 Jy ! Component: 2900 - total flux cleaned = -0.000841011 Jy ! Component: 2950 - total flux cleaned = -0.000822022 Jy ! Component: 3000 - total flux cleaned = -0.000831507 Jy ! Component: 3050 - total flux cleaned = -0.000784773 Jy ! Component: 3100 - total flux cleaned = -0.000775379 Jy ! Component: 3150 - total flux cleaned = -0.000784704 Jy ! Component: 3200 - total flux cleaned = -0.000766343 Jy ! Component: 3250 - total flux cleaned = -0.000739077 Jy ! Component: 3300 - total flux cleaned = -0.000729992 Jy ! Component: 3350 - total flux cleaned = -0.000720973 Jy ! Component: 3400 - total flux cleaned = -0.000756908 Jy ! Component: 3450 - total flux cleaned = -0.00072132 Jy ! Component: 3500 - total flux cleaned = -0.0007036 Jy ! Component: 3550 - total flux cleaned = -0.000694779 Jy ! Component: 3600 - total flux cleaned = -0.000685966 Jy ! Component: 3650 - total flux cleaned = -0.000659834 Jy ! Component: 3700 - total flux cleaned = -0.000668522 Jy ! Component: 3750 - total flux cleaned = -0.000659951 Jy ! Component: 3800 - total flux cleaned = -0.000642767 Jy ! Component: 3850 - total flux cleaned = -0.00062577 Jy ! Component: 3900 - total flux cleaned = -0.000591813 Jy ! Component: 3950 - total flux cleaned = -0.000583462 Jy ! Component: 4000 - total flux cleaned = -0.000566693 Jy ! Component: 4050 - total flux cleaned = -0.000599989 Jy ! Total flux subtracted in 4096 components = -0.000583419 Jy ! Clean residual min=-0.000499 max=0.000445 Jy/beam ! Clean residual mean=-0.000001 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.311931 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 560 components and 0.311931 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1638-0340_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.947 x 2.065 at 5.614 degrees (North through East) ! Clean map min=-0.00084706 max=0.1576 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1638-0340_X_map.fits wmodel /vlbi/uf001/uva//J1638-0340_X_map.mod ! Writing 560 model components to file: /vlbi/uf001/uva//J1638-0340_X_map.mod wobs /vlbi/uf001/uva//J1638-0340_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1638-0340_X_uvs.fits wwins /vlbi/uf001/uva//J1638-0340_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1638-0340_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.157595 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146215 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.278336 0.278336 0.556673 1.11335 2.22669 4.45338 8.90676 17.8135 35.6271 71.2541 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.157 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1077.83 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1638-0340_X_dfm.log closed on Mon Jan 14 03:48:08 2019