! Started logfile: /vlbi/uf001/uva//J2040-1707_X_dfm.log on Mon Jan 14 05:35:30 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//J2040-1707_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2040-1707_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.878363 visibilities/baseline/integration-bin. ! Found source: J2040-1707 ! ! 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 18024 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 J2040-1707_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015351Jy sigma=21.998285 ! Fit after self-cal, rms=0.849198Jy sigma=18.842030 ! 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=0.6421 mas, bmaj=1.631 mas, bpa=-4.982 degrees ! Estimated noise=0.397729 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 = 0.105877 Jy ! Component: 100 - total flux cleaned = 0.129441 Jy ! Total flux subtracted in 100 components = 0.129441 Jy ! Clean residual min=-0.009682 max=0.008075 Jy/beam ! Clean residual mean=0.000016 rms=0.001559 Jy/beam ! Combined flux in latest and established models = 0.129441 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.129441 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=0.114014Jy sigma=1.420537 ! Fit after self-cal, rms=0.114012Jy sigma=1.420435 ! 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=0.8191 mas, bmaj=1.954 mas, bpa=-4.981 degrees ! Estimated noise=0.255717 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 = 0.0117733 Jy ! Component: 100 - total flux cleaned = 0.0170508 Jy ! Component: 150 - total flux cleaned = 0.0196544 Jy ! Component: 200 - total flux cleaned = 0.0209708 Jy ! Total flux subtracted in 200 components = 0.0209708 Jy ! Clean residual min=-0.009589 max=0.009000 Jy/beam ! Clean residual mean=0.000025 rms=0.002079 Jy/beam ! Combined flux in latest and established models = 0.150412 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 23 components and 0.150412 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=0.110460Jy sigma=1.414391 ! Fit after self-cal, rms=0.110468Jy sigma=1.414194 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8191 x 1.954 at -4.981 degrees (North through East) ! Clean map min=-0.0092912 max=0.13992 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.02 HN 1.03 KP 0.95 ! LA 1.02 MK 1.02 NL 1.18 OV 0.95 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.02 KP 0.91 ! LA 1.00 MK 1.04 NL 1.18 OV 0.97 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.01 KP 0.92 ! LA 0.99 MK 1.04 NL 1.19 OV 0.94 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.97 KP 0.94 ! LA 1.01 MK 1.02 NL 1.19 OV 0.94 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.99 KP 0.95 ! LA 0.99 MK 1.06 NL 1.21 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 0.94 KP 0.95 ! LA 0.99 MK 1.03 NL 1.17 OV 0.93 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 1.03 KP 0.93 ! LA 1.00 MK 1.01 NL 1.21 OV 0.95 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.05 KP 0.89 ! LA 1.01 MK 1.03 NL 1.20 OV 0.96 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.04 HN 1.04 KP 0.92 ! LA 0.98 MK 1.02 NL 1.20 OV 0.91 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 0.97 KP 0.87 ! LA 0.99 MK 1.02 NL 1.16 OV 0.93 ! PT 0.95 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.05 HN 1.03 KP 0.89 ! LA 1.02 MK 0.99 NL 1.20 OV 0.92 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.04 KP 0.87 ! LA 1.01 MK 1.06 NL 1.18 OV 0.89 ! PT 0.92 SC 0.98 ! ! ! Fit before self-cal, rms=0.110468Jy sigma=1.414194 ! Fit after self-cal, rms=0.103167Jy sigma=1.371348 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8169 mas, bmaj=1.962 mas, bpa=-4.428 degrees ! Estimated noise=0.266251 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 = 0.00494681 Jy ! Component: 100 - total flux cleaned = 0.00686704 Jy ! Component: 150 - total flux cleaned = 0.00716852 Jy ! Component: 200 - total flux cleaned = 0.00716978 Jy ! Total flux subtracted in 200 components = 0.00716978 Jy ! Clean residual min=-0.008483 max=0.006981 Jy/beam ! Clean residual mean=0.000025 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 0.157581 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.157581 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=0.102108Jy sigma=1.375885 ! Fit after self-cal, rms=0.102104Jy sigma=1.375506 ! 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=0.102104Jy sigma=1.375506 ! Fit after self-cal, rms=0.067033Jy sigma=1.261405 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8189 mas, bmaj=1.966 mas, bpa=-4.327 degrees ! Estimated noise=0.265925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000159512 Jy ! Component: 100 - total flux cleaned = -0.000158781 Jy ! Component: 150 - total flux cleaned = -0.000158803 Jy ! Component: 200 - total flux cleaned = -0.000158661 Jy ! Total flux subtracted in 200 components = -0.000158661 Jy ! Clean residual min=-0.001814 max=0.003745 Jy/beam ! Clean residual mean=-0.000004 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.157423 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.157423 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=0.067025Jy sigma=1.261211 ! Fit after self-cal, rms=0.066939Jy sigma=1.260334 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, -3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368002 Jy ! Component: 100 - total flux cleaned = 0.00572268 Jy ! Component: 150 - total flux cleaned = 0.00702078 Jy ! Component: 200 - total flux cleaned = 0.00788709 Jy ! Total flux subtracted in 200 components = 0.00788709 Jy ! Clean residual min=-0.001417 max=0.002138 Jy/beam ! Clean residual mean=-0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.16531 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 69 components and 0.16531 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=0.066746Jy sigma=1.255550 ! Fit after self-cal, rms=0.066729Jy sigma=1.255277 ! Inverting map ! Added new window around map position (6, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186705 Jy ! Component: 100 - total flux cleaned = 0.0029154 Jy ! Component: 150 - total flux cleaned = 0.00336169 Jy ! Component: 200 - total flux cleaned = 0.0037227 Jy ! Total flux subtracted in 200 components = 0.0037227 Jy ! Clean residual min=-0.001334 max=0.001549 Jy/beam ! Clean residual mean=-0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.169033 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 96 components and 0.169033 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=0.066672Jy sigma=1.253983 ! Fit after self-cal, rms=0.066668Jy sigma=1.253917 ! Inverting map ! Added new window around map position (1.8, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127057 Jy ! Component: 100 - total flux cleaned = 0.00157355 Jy ! Component: 150 - total flux cleaned = 0.00173417 Jy ! Component: 200 - total flux cleaned = 0.0017954 Jy ! Total flux subtracted in 200 components = 0.0017954 Jy ! Clean residual min=-0.001201 max=0.001306 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.170828 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 119 components and 0.170828 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=0.066643Jy sigma=1.253258 ! Fit after self-cal, rms=0.066639Jy sigma=1.253209 ! 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=0.066639Jy sigma=1.253209 ! Fit after self-cal, rms=0.066586Jy sigma=1.252878 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8185 mas, bmaj=1.967 mas, bpa=-4.387 degrees ! Estimated noise=0.265643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000706527 Jy ! Component: 100 - total flux cleaned = 0.00122989 Jy ! Component: 150 - total flux cleaned = 0.00151463 Jy ! Component: 200 - total flux cleaned = 0.00157309 Jy ! Total flux subtracted in 200 components = 0.00157309 Jy ! Clean residual min=-0.001192 max=0.001294 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.172401 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 140 components and 0.172401 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=0.066577Jy sigma=1.252628 ! Fit after self-cal, rms=0.066576Jy sigma=1.252611 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5.8, 26.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125671 Jy ! Component: 100 - total flux cleaned = 0.00151604 Jy ! Component: 150 - total flux cleaned = 0.00166459 Jy ! Component: 200 - total flux cleaned = 0.00178777 Jy ! Total flux subtracted in 200 components = 0.00178777 Jy ! Clean residual min=-0.001134 max=0.001246 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.174189 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 156 components and 0.174189 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=0.066550Jy sigma=1.252046 ! Fit after self-cal, rms=0.066549Jy sigma=1.252028 ! Inverting map ! Added new window around map position (-42.4, 31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000755768 Jy ! Component: 100 - total flux cleaned = 0.000756542 Jy ! Component: 150 - total flux cleaned = 0.00083699 Jy ! Component: 200 - total flux cleaned = 0.000926325 Jy ! Total flux subtracted in 200 components = 0.000926325 Jy ! Clean residual min=-0.001141 max=0.001156 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.175115 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 169 components and 0.175115 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=0.066529Jy sigma=1.251589 ! Fit after self-cal, rms=0.066528Jy sigma=1.251569 ! Inverting map ! Added new window around map position (-22, -13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000510843 Jy ! Component: 100 - total flux cleaned = 0.000729499 Jy ! Component: 150 - total flux cleaned = 0.00100079 Jy ! Component: 200 - total flux cleaned = 0.00117858 Jy ! Total flux subtracted in 200 components = 0.00117858 Jy ! Clean residual min=-0.001058 max=0.001009 Jy/beam ! Clean residual mean=-0.000000 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.176294 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 189 components and 0.176294 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=0.066506Jy sigma=1.251156 ! Fit after self-cal, rms=0.066505Jy sigma=1.251130 ! 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=0.066505Jy sigma=1.251130 ! Fit after self-cal, rms=0.066428Jy sigma=1.251075 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.173 mas, bmaj=4.021 mas, bpa=-1.053 degrees ! Estimated noise=0.350227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000506592 Jy ! Component: 100 - total flux cleaned = 0.000877087 Jy ! Component: 150 - total flux cleaned = 0.00113162 Jy ! Component: 200 - total flux cleaned = 0.00128017 Jy ! Total flux subtracted in 200 components = 0.00128017 Jy ! Clean residual min=-0.001049 max=0.001064 Jy/beam ! Clean residual mean=0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.177574 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 208 components and 0.177574 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=0.066424Jy sigma=1.250992 ! Fit after self-cal, rms=0.066424Jy sigma=1.250986 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 = 0.000199453 Jy ! Component: 100 - total flux cleaned = 0.000283092 Jy ! Component: 150 - total flux cleaned = 0.000317949 Jy ! Component: 200 - total flux cleaned = 0.000359341 Jy ! Total flux subtracted in 200 components = 0.000359341 Jy ! Clean residual min=-0.001049 max=0.001075 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.177933 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 226 components and 0.177933 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=0.066423Jy sigma=1.250961 ! Fit after self-cal, rms=0.066423Jy sigma=1.250961 ! 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=0.8185 mas, bmaj=1.966 mas, bpa=-4.401 degrees ! Estimated noise=0.265419 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8185 x 1.966 at -4.401 degrees (North through East) ! Clean map min=-0.00097132 max=0.14523 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=0.6411 mas, bmaj=1.636 mas, bpa=-4.321 degrees ! Estimated noise=0.413649 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110059 Jy ! Component: 100 - total flux cleaned = 0.134842 Jy ! Component: 150 - total flux cleaned = 0.144501 Jy ! Component: 200 - total flux cleaned = 0.149979 Jy ! Total flux subtracted in 200 components = 0.149979 Jy ! Clean residual min=-0.002851 max=0.003101 Jy/beam ! Clean residual mean=-0.000001 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 0.149979 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.149979 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8185 mas, bmaj=1.966 mas, bpa=-4.401 degrees ! Estimated noise=0.265419 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 = 0.00484399 Jy ! Component: 100 - total flux cleaned = 0.00836935 Jy ! Component: 150 - total flux cleaned = 0.0110896 Jy ! Component: 200 - total flux cleaned = 0.0132347 Jy ! Total flux subtracted in 200 components = 0.0132347 Jy ! Clean residual min=-0.001514 max=0.001685 Jy/beam ! Clean residual mean=-0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.163214 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 44 components and 0.163214 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=2.173 mas, bmaj=4.021 mas, bpa=-1.053 degrees ! Estimated noise=0.350227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310192 Jy ! Component: 100 - total flux cleaned = 0.00523097 Jy ! Component: 150 - total flux cleaned = 0.00684511 Jy ! Component: 200 - total flux cleaned = 0.00814323 Jy ! Total flux subtracted in 200 components = 0.00814323 Jy ! Clean residual min=-0.001467 max=0.001299 Jy/beam ! Clean residual mean=-0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.171357 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 = 0.00110777 Jy ! Component: 100 - total flux cleaned = 0.00206388 Jy ! Component: 150 - total flux cleaned = 0.00289395 Jy ! Component: 200 - total flux cleaned = 0.00361549 Jy ! Total flux subtracted in 200 components = 0.00361549 Jy ! Clean residual min=-0.001280 max=0.001100 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.174973 Jy ! Adding 102 model components to the UV plane model. ! The established model now contains 136 components and 0.174973 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8185 mas, bmaj=1.966 mas, bpa=-4.401 degrees ! Estimated noise=0.265419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000560476 Jy ! Component: 100 - total flux cleaned = 0.000974465 Jy ! Component: 150 - total flux cleaned = 0.001312 Jy ! Component: 200 - total flux cleaned = 0.00156235 Jy ! Total flux subtracted in 200 components = 0.00156235 Jy ! Clean residual min=-0.001052 max=0.001113 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.176535 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 161 components and 0.176535 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=0.066467Jy sigma=1.251768 ! Fit after self-cal, rms=0.066463Jy sigma=1.251695 wmodel J2040-1707_X_map.mod ! Writing 161 model components to file: J2040-1707_X_map.mod wobs J2040-1707_X_uvs.fits ! Writing UV FITS file: J2040-1707_X_uvs.fits wwins J2040-1707_X_map.win ! wwins: Wrote 7 windows to J2040-1707_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 = 0.000122147 Jy ! Component: 100 - total flux cleaned = 8.46541e-05 Jy ! Component: 150 - total flux cleaned = 6.61525e-05 Jy ! Component: 200 - total flux cleaned = 4.78508e-05 Jy ! Component: 250 - total flux cleaned = 6.44203e-05 Jy ! Component: 300 - total flux cleaned = 3.03851e-05 Jy ! Component: 350 - total flux cleaned = 6.32654e-05 Jy ! Component: 400 - total flux cleaned = 0.000112003 Jy ! Component: 450 - total flux cleaned = 0.000112201 Jy ! Component: 500 - total flux cleaned = 0.000175247 Jy ! Component: 550 - total flux cleaned = 0.000175577 Jy ! Component: 600 - total flux cleaned = 0.000297437 Jy ! Component: 650 - total flux cleaned = 0.000297135 Jy ! Component: 700 - total flux cleaned = 0.000341529 Jy ! Component: 750 - total flux cleaned = 0.000370925 Jy ! Component: 800 - total flux cleaned = 0.000443233 Jy ! Component: 850 - total flux cleaned = 0.000443096 Jy ! Component: 900 - total flux cleaned = 0.000471423 Jy ! Component: 950 - total flux cleaned = 0.000527428 Jy ! Component: 1000 - total flux cleaned = 0.000596818 Jy ! Component: 1050 - total flux cleaned = 0.000610393 Jy ! Component: 1100 - total flux cleaned = 0.000650934 Jy ! Component: 1150 - total flux cleaned = 0.00070457 Jy ! Component: 1200 - total flux cleaned = 0.00071803 Jy ! Component: 1250 - total flux cleaned = 0.00077071 Jy ! Component: 1300 - total flux cleaned = 0.000796835 Jy ! Component: 1350 - total flux cleaned = 0.00082277 Jy ! Component: 1400 - total flux cleaned = 0.000848277 Jy ! Component: 1450 - total flux cleaned = 0.000924414 Jy ! Component: 1500 - total flux cleaned = 0.000949561 Jy ! Component: 1550 - total flux cleaned = 0.00102423 Jy ! Component: 1600 - total flux cleaned = 0.00101193 Jy ! Component: 1650 - total flux cleaned = 0.00106091 Jy ! Component: 1700 - total flux cleaned = 0.00114596 Jy ! Component: 1750 - total flux cleaned = 0.00113374 Jy ! Component: 1800 - total flux cleaned = 0.00121738 Jy ! Component: 1850 - total flux cleaned = 0.00122935 Jy ! Component: 1900 - total flux cleaned = 0.00126465 Jy ! Component: 1950 - total flux cleaned = 0.00133461 Jy ! Component: 2000 - total flux cleaned = 0.0013579 Jy ! Component: 2050 - total flux cleaned = 0.00139234 Jy ! Component: 2100 - total flux cleaned = 0.00144951 Jy ! Component: 2150 - total flux cleaned = 0.00148341 Jy ! Component: 2200 - total flux cleaned = 0.00150583 Jy ! Component: 2250 - total flux cleaned = 0.0015617 Jy ! Component: 2300 - total flux cleaned = 0.00162824 Jy ! Component: 2350 - total flux cleaned = 0.00166127 Jy ! Component: 2400 - total flux cleaned = 0.00169395 Jy ! Component: 2450 - total flux cleaned = 0.00174818 Jy ! Component: 2500 - total flux cleaned = 0.0018127 Jy ! Component: 2550 - total flux cleaned = 0.00178055 Jy ! Component: 2600 - total flux cleaned = 0.00185499 Jy ! Component: 2650 - total flux cleaned = 0.0019078 Jy ! Component: 2700 - total flux cleaned = 0.00194983 Jy ! Component: 2750 - total flux cleaned = 0.00200196 Jy ! Component: 2800 - total flux cleaned = 0.00201231 Jy ! Component: 2850 - total flux cleaned = 0.00205348 Jy ! Component: 2900 - total flux cleaned = 0.00208423 Jy ! Component: 2950 - total flux cleaned = 0.00206396 Jy ! Component: 3000 - total flux cleaned = 0.00214484 Jy ! Component: 3050 - total flux cleaned = 0.00214476 Jy ! Component: 3100 - total flux cleaned = 0.00216478 Jy ! Component: 3150 - total flux cleaned = 0.00218473 Jy ! Component: 3200 - total flux cleaned = 0.00223399 Jy ! Component: 3250 - total flux cleaned = 0.00226328 Jy ! Component: 3300 - total flux cleaned = 0.00227301 Jy ! Component: 3350 - total flux cleaned = 0.00228263 Jy ! Component: 3400 - total flux cleaned = 0.00229229 Jy ! Component: 3450 - total flux cleaned = 0.00232106 Jy ! Component: 3500 - total flux cleaned = 0.00232109 Jy ! Component: 3550 - total flux cleaned = 0.00235897 Jy ! Component: 3600 - total flux cleaned = 0.0023684 Jy ! Component: 3650 - total flux cleaned = 0.00233099 Jy ! Component: 3700 - total flux cleaned = 0.00235896 Jy ! Component: 3750 - total flux cleaned = 0.00234054 Jy ! Component: 3800 - total flux cleaned = 0.00234975 Jy ! Component: 3850 - total flux cleaned = 0.00236806 Jy ! Component: 3900 - total flux cleaned = 0.00233162 Jy ! Component: 3950 - total flux cleaned = 0.00234972 Jy ! Component: 4000 - total flux cleaned = 0.00237669 Jy ! Component: 4050 - total flux cleaned = 0.00234084 Jy ! Total flux subtracted in 4096 components = 0.00233195 Jy ! Clean residual min=-0.000619 max=0.000514 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.178867 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 432 components and 0.178867 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2040-1707_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8185 x 1.966 at -4.401 degrees (North through East) ! Clean map min=-0.00073921 max=0.14551 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2040-1707_X_map.fits wmodel /vlbi/uf001/uva//J2040-1707_X_map.mod ! Writing 432 model components to file: /vlbi/uf001/uva//J2040-1707_X_map.mod wobs /vlbi/uf001/uva//J2040-1707_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2040-1707_X_uvs.fits wwins /vlbi/uf001/uva//J2040-1707_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2040-1707_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.145511 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000148902 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.30699 0.30699 0.61398 1.22796 2.45592 4.91184 9.82369 19.6474 39.2948 78.5895 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.145 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 977.229 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2040-1707_X_dfm.log closed on Mon Jan 14 05:35:35 2019