! Started logfile: /vlbi/uf001/uva//J0731-2341_X_dfm.log on Sun Jan 13 23:29:35 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//J0731-2341_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0731-2341_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.868421 visibilities/baseline/integration-bin. ! Found source: J0731-2341 ! ! 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 17820 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 J0731-2341_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.107708Jy sigma=21.053485 ! Fit after self-cal, rms=0.635780Jy sigma=12.382704 ! 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=0.6568 mas, bmaj=1.951 mas, bpa=4.673 degrees ! Estimated noise=0.52736 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 = 0.253949 Jy ! Component: 100 - total flux cleaned = 0.37061 Jy ! Total flux subtracted in 100 components = 0.37061 Jy ! Clean residual min=-0.029713 max=0.092587 Jy/beam ! Clean residual mean=-0.000036 rms=0.008588 Jy/beam ! Combined flux in latest and established models = 0.37061 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.37061 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=0.230373Jy sigma=4.168975 ! Fit after self-cal, rms=0.229848Jy sigma=4.159655 ! Inverting map ! Added new window around map position (-1.2, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0900787 Jy ! Component: 100 - total flux cleaned = 0.148633 Jy ! Total flux subtracted in 100 components = 0.148633 Jy ! Clean residual min=-0.019746 max=0.035228 Jy/beam ! Clean residual mean=-0.000021 rms=0.005355 Jy/beam ! Combined flux in latest and established models = 0.519243 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.519243 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=0.152645Jy sigma=2.762131 ! Fit after self-cal, rms=0.149264Jy sigma=2.701463 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.046578 Jy ! Component: 100 - total flux cleaned = 0.0796813 Jy ! Total flux subtracted in 100 components = 0.0796813 Jy ! Clean residual min=-0.014651 max=0.023461 Jy/beam ! Clean residual mean=-0.000014 rms=0.003728 Jy/beam ! Combined flux in latest and established models = 0.598925 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 0.598925 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=0.115329Jy sigma=2.084935 ! Fit after self-cal, rms=0.114137Jy sigma=2.062786 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276135 Jy ! Component: 100 - total flux cleaned = 0.0471683 Jy ! Total flux subtracted in 100 components = 0.0471683 Jy ! Clean residual min=-0.011212 max=0.017541 Jy/beam ! Clean residual mean=-0.000010 rms=0.003003 Jy/beam ! Combined flux in latest and established models = 0.646093 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.646093 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=0.098865Jy sigma=1.780700 ! Fit after self-cal, rms=0.098326Jy sigma=1.769689 ! 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=0.8259 mas, bmaj=2.301 mas, bpa=3.3 degrees ! Estimated noise=0.296733 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 = 0.031442 Jy ! Component: 100 - total flux cleaned = 0.0505044 Jy ! Component: 150 - total flux cleaned = 0.0629614 Jy ! Component: 200 - total flux cleaned = 0.0712792 Jy ! Total flux subtracted in 200 components = 0.0712792 Jy ! Clean residual min=-0.013959 max=0.018754 Jy/beam ! Clean residual mean=-0.000013 rms=0.003751 Jy/beam ! Combined flux in latest and established models = 0.717372 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 70 components and 0.717372 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=0.086922Jy sigma=1.540221 ! Fit after self-cal, rms=0.086511Jy sigma=1.530901 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8259 x 2.301 at 3.3 degrees (North through East) ! Clean map min=-0.012921 max=0.36094 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.00 KP 1.01 ! LA 0.94 MK 1.01 NL 1.16 OV 0.88 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.03 KP 1.01 ! LA 0.93 MK 0.98 NL 1.16 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 1.04 KP 1.02 ! LA 0.94 MK 1.00 NL 1.14 OV 0.89 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.02 KP 1.03 ! LA 0.93 MK 1.00 NL 1.14 OV 0.88 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.03 KP 1.03 ! LA 0.94 MK 0.96 NL 1.16 OV 0.88 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.01 KP 1.02 ! LA 0.94 MK 1.00 NL 1.16 OV 0.88 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.05 KP 1.03 ! LA 0.94 MK 0.98 NL 1.16 OV 0.89 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.03 KP 1.02 ! LA 0.94 MK 1.02 NL 1.16 OV 0.89 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.03 KP 1.03 ! LA 0.95 MK 1.00 NL 1.13 OV 0.89 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.02 KP 1.03 ! LA 0.95 MK 1.02 NL 1.15 OV 0.89 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.01 KP 1.04 ! LA 0.96 MK 1.01 NL 1.17 OV 0.88 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.07 KP 0.99 ! LA 0.94 MK 1.01 NL 1.16 OV 0.89 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.086511Jy sigma=1.530901 ! Fit after self-cal, rms=0.073224Jy sigma=1.255887 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8221 mas, bmaj=2.306 mas, bpa=3.665 degrees ! Estimated noise=0.295745 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 = -0.00238398 Jy ! Component: 100 - total flux cleaned = -0.00328746 Jy ! Component: 150 - total flux cleaned = -0.00400244 Jy ! Component: 200 - total flux cleaned = -0.00431229 Jy ! Total flux subtracted in 200 components = -0.00431229 Jy ! Clean residual min=-0.007313 max=0.007417 Jy/beam ! Clean residual mean=0.000005 rms=0.001623 Jy/beam ! Combined flux in latest and established models = 0.71306 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 79 components and 0.71306 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=0.072589Jy sigma=1.244004 ! Fit after self-cal, rms=0.072618Jy sigma=1.243079 ! 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=0.072618Jy sigma=1.243079 ! Fit after self-cal, rms=0.069413Jy sigma=1.182484 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8228 mas, bmaj=2.312 mas, bpa=3.673 degrees ! Estimated noise=0.294505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000912134 Jy ! Component: 100 - total flux cleaned = -0.00160521 Jy ! Component: 150 - total flux cleaned = -0.00215118 Jy ! Component: 200 - total flux cleaned = -0.00228053 Jy ! Total flux subtracted in 200 components = -0.00228053 Jy ! Clean residual min=-0.003978 max=0.004962 Jy/beam ! Clean residual mean=0.000004 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.710779 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 87 components and 0.710779 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=0.069102Jy sigma=1.176246 ! Fit after self-cal, rms=0.069079Jy sigma=1.175255 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 (-3.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00459349 Jy ! Component: 100 - total flux cleaned = 0.00604219 Jy ! Component: 150 - total flux cleaned = 0.00636077 Jy ! Component: 200 - total flux cleaned = 0.0064267 Jy ! Total flux subtracted in 200 components = 0.0064267 Jy ! Clean residual min=-0.003492 max=0.003861 Jy/beam ! Clean residual mean=0.000004 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.717206 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 103 components and 0.717206 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=0.068719Jy sigma=1.168013 ! Fit after self-cal, rms=0.068705Jy sigma=1.167486 ! 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=0.068705Jy sigma=1.167486 ! Fit after self-cal, rms=0.068577Jy sigma=1.166257 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8211 mas, bmaj=2.309 mas, bpa=3.686 degrees ! Estimated noise=0.293424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000778562 Jy ! Component: 100 - total flux cleaned = 0.0011806 Jy ! Component: 150 - total flux cleaned = 0.00123461 Jy ! Component: 200 - total flux cleaned = 0.0011818 Jy ! Total flux subtracted in 200 components = 0.0011818 Jy ! Clean residual min=-0.003251 max=0.003615 Jy/beam ! Clean residual mean=0.000004 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.718388 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 112 components and 0.718388 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=0.068454Jy sigma=1.163891 ! Fit after self-cal, rms=0.068453Jy sigma=1.163686 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 (8.6, 34.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00287947 Jy ! Component: 100 - total flux cleaned = 0.0037164 Jy ! Component: 150 - total flux cleaned = 0.00415688 Jy ! Component: 200 - total flux cleaned = 0.00433308 Jy ! Total flux subtracted in 200 components = 0.00433308 Jy ! Clean residual min=-0.002967 max=0.003323 Jy/beam ! Clean residual mean=0.000005 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.722721 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 133 components and 0.722721 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=0.068310Jy sigma=1.160757 ! Fit after self-cal, rms=0.068308Jy sigma=1.160628 ! Inverting map ! Added new window around map position (6.8, -22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00338333 Jy ! Component: 100 - total flux cleaned = 0.00487351 Jy ! Component: 150 - total flux cleaned = 0.00487422 Jy ! Component: 200 - total flux cleaned = 0.00487404 Jy ! Total flux subtracted in 200 components = 0.00487404 Jy ! Clean residual min=-0.002841 max=0.002914 Jy/beam ! Clean residual mean=0.000005 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.727595 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 157 components and 0.727595 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=0.068116Jy sigma=1.156711 ! Fit after self-cal, rms=0.068107Jy sigma=1.156560 ! 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=0.068107Jy sigma=1.156560 ! Fit after self-cal, rms=0.067998Jy sigma=1.155932 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.138 mas, bmaj=4.963 mas, bpa=3.42 degrees ! Estimated noise=0.400868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169669 Jy ! Component: 100 - total flux cleaned = 0.00206303 Jy ! Component: 150 - total flux cleaned = 0.00230193 Jy ! Component: 200 - total flux cleaned = 0.00249383 Jy ! Total flux subtracted in 200 components = 0.00249383 Jy ! Clean residual min=-0.003692 max=0.004415 Jy/beam ! Clean residual mean=0.000010 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 0.730089 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 170 components and 0.730089 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=0.067962Jy sigma=1.155312 ! Fit after self-cal, rms=0.067960Jy sigma=1.155243 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 = 8.35652e-05 Jy ! Component: 100 - total flux cleaned = 8.31962e-05 Jy ! Component: 150 - total flux cleaned = 0.000115161 Jy ! Component: 200 - total flux cleaned = 8.61346e-05 Jy ! Total flux subtracted in 200 components = 8.61346e-05 Jy ! Clean residual min=-0.003623 max=0.004320 Jy/beam ! Clean residual mean=0.000010 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.730175 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 175 components and 0.730175 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=0.067950Jy sigma=1.154980 ! Fit after self-cal, rms=0.067948Jy sigma=1.154967 ! 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=0.8195 mas, bmaj=2.305 mas, bpa=3.674 degrees ! Estimated noise=0.292551 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8195 x 2.305 at 3.674 degrees (North through East) ! Clean map min=-0.002581 max=0.35787 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=0.6523 mas, bmaj=1.966 mas, bpa=5.135 degrees ! Estimated noise=0.515889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.248081 Jy ! Component: 100 - total flux cleaned = 0.377862 Jy ! Component: 150 - total flux cleaned = 0.465225 Jy ! Component: 200 - total flux cleaned = 0.525877 Jy ! Total flux subtracted in 200 components = 0.525877 Jy ! Clean residual min=-0.014144 max=0.034002 Jy/beam ! Clean residual mean=-0.000017 rms=0.004253 Jy/beam ! Combined flux in latest and established models = 0.525877 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.525877 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8195 mas, bmaj=2.305 mas, bpa=3.674 degrees ! Estimated noise=0.292551 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 = 0.0737793 Jy ! Component: 100 - total flux cleaned = 0.115796 Jy ! Component: 150 - total flux cleaned = 0.141182 Jy ! Component: 200 - total flux cleaned = 0.156754 Jy ! Total flux subtracted in 200 components = 0.156754 Jy ! Clean residual min=-0.005444 max=0.010253 Jy/beam ! Clean residual mean=-0.000005 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 0.682631 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.682631 Jy ! Inverting map ! Added new window around map position (1, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104374 Jy ! Component: 100 - total flux cleaned = 0.0170981 Jy ! Component: 150 - total flux cleaned = 0.0222606 Jy ! Component: 200 - total flux cleaned = 0.0264539 Jy ! Total flux subtracted in 200 components = 0.0264539 Jy ! Clean residual min=-0.003593 max=0.003102 Jy/beam ! Clean residual mean=0.000001 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.709085 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 0.709085 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=2.138 mas, bmaj=4.963 mas, bpa=3.42 degrees ! Estimated noise=0.400868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00560697 Jy ! Component: 100 - total flux cleaned = 0.009509 Jy ! Component: 150 - total flux cleaned = 0.0124618 Jy ! Component: 200 - total flux cleaned = 0.014495 Jy ! Total flux subtracted in 200 components = 0.014495 Jy ! Clean residual min=-0.004164 max=0.003980 Jy/beam ! Clean residual mean=0.000007 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.72358 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 = 0.00104746 Jy ! Component: 100 - total flux cleaned = 0.00156379 Jy ! Component: 150 - total flux cleaned = 0.00207678 Jy ! Component: 200 - total flux cleaned = 0.002482 Jy ! Total flux subtracted in 200 components = 0.002482 Jy ! Clean residual min=-0.003827 max=0.004024 Jy/beam ! Clean residual mean=0.000008 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.726062 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 116 components and 0.726062 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8195 mas, bmaj=2.305 mas, bpa=3.674 degrees ! Estimated noise=0.292551 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000420856 Jy ! Component: 100 - total flux cleaned = 0.000359497 Jy ! Component: 150 - total flux cleaned = 0.000360575 Jy ! Component: 200 - total flux cleaned = 0.000509285 Jy ! Total flux subtracted in 200 components = 0.000509285 Jy ! Clean residual min=-0.002702 max=0.002638 Jy/beam ! Clean residual mean=0.000004 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.726571 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 137 components and 0.726571 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=0.067882Jy sigma=1.154126 ! Fit after self-cal, rms=0.067826Jy sigma=1.153497 wmodel J0731-2341_X_map.mod ! Writing 137 model components to file: J0731-2341_X_map.mod wobs J0731-2341_X_uvs.fits ! Writing UV FITS file: J0731-2341_X_uvs.fits wwins J0731-2341_X_map.win ! wwins: Wrote 6 windows to J0731-2341_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 = -1.42215e-05 Jy ! Component: 100 - total flux cleaned = 0.000296374 Jy ! Component: 150 - total flux cleaned = 0.000590866 Jy ! Component: 200 - total flux cleaned = 0.000630338 Jy ! Component: 250 - total flux cleaned = 0.000705308 Jy ! Component: 300 - total flux cleaned = 0.000883756 Jy ! Component: 350 - total flux cleaned = 0.00102089 Jy ! Component: 400 - total flux cleaned = 0.00108738 Jy ! Component: 450 - total flux cleaned = 0.00108772 Jy ! Component: 500 - total flux cleaned = 0.00121337 Jy ! Component: 550 - total flux cleaned = 0.001213 Jy ! Component: 600 - total flux cleaned = 0.00130275 Jy ! Component: 650 - total flux cleaned = 0.00133195 Jy ! Component: 700 - total flux cleaned = 0.00138902 Jy ! Component: 750 - total flux cleaned = 0.00138907 Jy ! Component: 800 - total flux cleaned = 0.00147146 Jy ! Component: 850 - total flux cleaned = 0.0015249 Jy ! Component: 900 - total flux cleaned = 0.00149914 Jy ! Component: 950 - total flux cleaned = 0.00160196 Jy ! Component: 1000 - total flux cleaned = 0.00160169 Jy ! Component: 1050 - total flux cleaned = 0.00162601 Jy ! Component: 1100 - total flux cleaned = 0.00160113 Jy ! Component: 1150 - total flux cleaned = 0.00160129 Jy ! Component: 1200 - total flux cleaned = 0.00157813 Jy ! Component: 1250 - total flux cleaned = 0.00162484 Jy ! Component: 1300 - total flux cleaned = 0.00164713 Jy ! Component: 1350 - total flux cleaned = 0.00169143 Jy ! Component: 1400 - total flux cleaned = 0.00160414 Jy ! Component: 1450 - total flux cleaned = 0.00162645 Jy ! Component: 1500 - total flux cleaned = 0.00169032 Jy ! Component: 1550 - total flux cleaned = 0.00162715 Jy ! Component: 1600 - total flux cleaned = 0.00154479 Jy ! Component: 1650 - total flux cleaned = 0.00156509 Jy ! Component: 1700 - total flux cleaned = 0.00148466 Jy ! Component: 1750 - total flux cleaned = 0.00146496 Jy ! Component: 1800 - total flux cleaned = 0.00142556 Jy ! Component: 1850 - total flux cleaned = 0.00134847 Jy ! Component: 1900 - total flux cleaned = 0.00123441 Jy ! Component: 1950 - total flux cleaned = 0.00125318 Jy ! Component: 2000 - total flux cleaned = 0.00116031 Jy ! Component: 2050 - total flux cleaned = 0.00116021 Jy ! Component: 2100 - total flux cleaned = 0.00106927 Jy ! Component: 2150 - total flux cleaned = 0.00105126 Jy ! Component: 2200 - total flux cleaned = 0.000980227 Jy ! Component: 2250 - total flux cleaned = 0.000892596 Jy ! Component: 2300 - total flux cleaned = 0.000857951 Jy ! Component: 2350 - total flux cleaned = 0.00078933 Jy ! Component: 2400 - total flux cleaned = 0.000755519 Jy ! Component: 2450 - total flux cleaned = 0.000655154 Jy ! Component: 2500 - total flux cleaned = 0.000638429 Jy ! Component: 2550 - total flux cleaned = 0.000573031 Jy ! Component: 2600 - total flux cleaned = 0.000508539 Jy ! Component: 2650 - total flux cleaned = 0.000556423 Jy ! Component: 2700 - total flux cleaned = 0.000524691 Jy ! Component: 2750 - total flux cleaned = 0.00047742 Jy ! Component: 2800 - total flux cleaned = 0.000415205 Jy ! Component: 2850 - total flux cleaned = 0.000384643 Jy ! Component: 2900 - total flux cleaned = 0.000369599 Jy ! Component: 2950 - total flux cleaned = 0.000384624 Jy ! Component: 3000 - total flux cleaned = 0.00036964 Jy ! Component: 3050 - total flux cleaned = 0.00036944 Jy ! Component: 3100 - total flux cleaned = 0.000369207 Jy ! Component: 3150 - total flux cleaned = 0.000383703 Jy ! Component: 3200 - total flux cleaned = 0.000354831 Jy ! Component: 3250 - total flux cleaned = 0.000369049 Jy ! Component: 3300 - total flux cleaned = 0.0003831 Jy ! Component: 3350 - total flux cleaned = 0.000383102 Jy ! Component: 3400 - total flux cleaned = 0.000369198 Jy ! Component: 3450 - total flux cleaned = 0.000396691 Jy ! Component: 3500 - total flux cleaned = 0.000410245 Jy ! Component: 3550 - total flux cleaned = 0.000410135 Jy ! Component: 3600 - total flux cleaned = 0.00038342 Jy ! Component: 3650 - total flux cleaned = 0.000476102 Jy ! Component: 3700 - total flux cleaned = 0.000449826 Jy ! Component: 3750 - total flux cleaned = 0.000423988 Jy ! Component: 3800 - total flux cleaned = 0.000540237 Jy ! Component: 3850 - total flux cleaned = 0.000514646 Jy ! Component: 3900 - total flux cleaned = 0.000565444 Jy ! Component: 3950 - total flux cleaned = 0.000603228 Jy ! Component: 4000 - total flux cleaned = 0.00061572 Jy ! Component: 4050 - total flux cleaned = 0.000628136 Jy ! Total flux subtracted in 4096 components = 0.000714522 Jy ! Clean residual min=-0.000740 max=0.000615 Jy/beam ! Clean residual mean=0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.727286 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 480 components and 0.727285 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0731-2341_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8195 x 2.305 at 3.674 degrees (North through East) ! Clean map min=-0.0013238 max=0.3639 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0731-2341_X_map.fits wmodel /vlbi/uf001/uva//J0731-2341_X_map.mod ! Writing 480 model components to file: /vlbi/uf001/uva//J0731-2341_X_map.mod wobs /vlbi/uf001/uva//J0731-2341_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0731-2341_X_uvs.fits wwins /vlbi/uf001/uva//J0731-2341_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0731-2341_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.363905 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000223149 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.183962 0.183962 0.367924 0.735849 1.4717 2.94339 5.88679 11.7736 23.5472 47.0943 94.1886 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.363 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1630.77 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0731-2341_X_dfm.log closed on Sun Jan 13 23:29:40 2019