! Started logfile: /vlbi/uf001/uva//J1928+0848_X_dfm.log on Mon Jan 14 05:04:47 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//J1928+0848_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1928+0848_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.989527 visibilities/baseline/integration-bin. ! Found source: J1928+0848 ! ! 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 46488 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 J1928+0848_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008966Jy sigma=22.154432 ! Fit after self-cal, rms=0.895510Jy sigma=19.562522 ! 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=0.6936 mas, bmaj=1.659 mas, bpa=-1.002 degrees ! Estimated noise=0.297715 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 = 0.078347 Jy ! Component: 100 - total flux cleaned = 0.104478 Jy ! Total flux subtracted in 100 components = 0.104478 Jy ! Clean residual min=-0.004367 max=0.010979 Jy/beam ! Clean residual mean=-0.000006 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.104478 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.104478 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=0.074543Jy sigma=1.408436 ! Fit after self-cal, rms=0.074284Jy sigma=1.404021 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126508 Jy ! Component: 100 - total flux cleaned = 0.0198921 Jy ! Total flux subtracted in 100 components = 0.0198921 Jy ! Clean residual min=-0.003813 max=0.007720 Jy/beam ! Clean residual mean=-0.000003 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.12437 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.12437 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=0.071498Jy sigma=1.313954 ! Fit after self-cal, rms=0.071467Jy sigma=1.313131 ! Inverting map ! Added new window around map position (-1.2, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00722205 Jy ! Component: 100 - total flux cleaned = 0.0115134 Jy ! Total flux subtracted in 100 components = 0.0115134 Jy ! Clean residual min=-0.003359 max=0.005206 Jy/beam ! Clean residual mean=-0.000002 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.135884 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 0.135884 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=0.070467Jy sigma=1.280123 ! Fit after self-cal, rms=0.070363Jy sigma=1.278139 ! Inverting map ! Added new window around map position (-0.8, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494738 Jy ! Component: 100 - total flux cleaned = 0.00829479 Jy ! Total flux subtracted in 100 components = 0.00829479 Jy ! Clean residual min=-0.002897 max=0.003481 Jy/beam ! Clean residual mean=-0.000001 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.144178 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.144178 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=0.069914Jy sigma=1.263279 ! Fit after self-cal, rms=0.069895Jy sigma=1.262599 ! 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=0.894 mas, bmaj=1.973 mas, bpa=-1.105 degrees ! Estimated noise=0.15661 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 = 0.00479004 Jy ! Component: 100 - total flux cleaned = 0.00799227 Jy ! Component: 150 - total flux cleaned = 0.0103467 Jy ! Component: 200 - total flux cleaned = 0.0121592 Jy ! Total flux subtracted in 200 components = 0.0121592 Jy ! Clean residual min=-0.002818 max=0.003618 Jy/beam ! Clean residual mean=-0.000000 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 0.156337 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 56 components and 0.156337 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=0.069558Jy sigma=1.250605 ! Fit after self-cal, rms=0.069525Jy sigma=1.249448 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.894 x 1.973 at -1.105 degrees (North through East) ! Clean map min=-0.0026544 max=0.1019 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.08 KP 1.00 ! LA 0.93 MK 0.99 NL 1.11 OV 0.97 ! PT 0.93 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.12 KP 1.01 ! LA 0.96 MK 0.97 NL 1.08 OV 0.95 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.10 KP 1.01 ! LA 0.93 MK 1.00 NL 1.11 OV 0.96 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.06 KP 1.01 ! LA 0.94 MK 0.99 NL 1.10 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.10 KP 1.00 ! LA 0.95 MK 0.98 NL 1.10 OV 0.95 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.09 KP 1.00 ! LA 0.94 MK 1.01 NL 1.10 OV 0.95 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.07 KP 1.01 ! LA 0.94 MK 1.00 NL 1.11 OV 0.95 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.08 KP 0.99 ! LA 0.94 MK 0.98 NL 1.10 OV 0.96 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.06 KP 1.01 ! LA 0.93 MK 0.99 NL 1.09 OV 0.95 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.08 KP 1.00 ! LA 0.93 MK 0.97 NL 1.08 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.03 KP 0.98 ! LA 0.94 MK 0.99 NL 1.11 OV 0.96 ! PT 0.94 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 1.14 KP 0.97 ! LA 0.95 MK 0.97 NL 1.11 OV 0.93 ! PT 0.97 SC 0.96 ! ! ! Fit before self-cal, rms=0.069525Jy sigma=1.249448 ! Fit after self-cal, rms=0.071310Jy sigma=1.235353 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.892 mas, bmaj=1.984 mas, bpa=-0.6559 degrees ! Estimated noise=0.156328 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 (-3.2, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00268871 Jy ! Component: 100 - total flux cleaned = 0.00340572 Jy ! Component: 150 - total flux cleaned = 0.00407931 Jy ! Component: 200 - total flux cleaned = 0.00469984 Jy ! Total flux subtracted in 200 components = 0.00469984 Jy ! Clean residual min=-0.001718 max=0.001709 Jy/beam ! Clean residual mean=0.000000 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.161037 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.161037 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=0.071076Jy sigma=1.229434 ! Fit after self-cal, rms=0.071132Jy sigma=1.228916 ! Inverting map ! Added new window around map position (2, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000813222 Jy ! Component: 100 - total flux cleaned = 0.00122716 Jy ! Component: 150 - total flux cleaned = 0.00154888 Jy ! Component: 200 - total flux cleaned = 0.00183354 Jy ! Total flux subtracted in 200 components = 0.00183354 Jy ! Clean residual min=-0.001593 max=0.001377 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.162871 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 101 components and 0.162871 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=0.071056Jy sigma=1.227670 ! Fit after self-cal, rms=0.071052Jy sigma=1.227512 ! 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=0.071052Jy sigma=1.227512 ! Fit after self-cal, rms=0.073298Jy sigma=1.222503 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8934 mas, bmaj=1.982 mas, bpa=-0.4509 degrees ! Estimated noise=0.156559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000145329 Jy ! Component: 100 - total flux cleaned = 0.000165811 Jy ! Component: 150 - total flux cleaned = 0.000306916 Jy ! Component: 200 - total flux cleaned = 0.000457518 Jy ! Total flux subtracted in 200 components = 0.000457518 Jy ! Clean residual min=-0.001030 max=0.001009 Jy/beam ! Clean residual mean=0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.163328 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 117 components and 0.163328 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=0.073263Jy sigma=1.221756 ! Fit after self-cal, rms=0.073297Jy sigma=1.221626 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 = 8.0303e-05 Jy ! Component: 100 - total flux cleaned = 0.00028261 Jy ! Component: 150 - total flux cleaned = 0.000321692 Jy ! Component: 200 - total flux cleaned = 0.000394538 Jy ! Total flux subtracted in 200 components = 0.000394538 Jy ! Clean residual min=-0.001033 max=0.000944 Jy/beam ! Clean residual mean=0.000000 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.163723 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 130 components and 0.163723 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=0.073282Jy sigma=1.221346 ! Fit after self-cal, rms=0.073278Jy sigma=1.221317 ! 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=0.073278Jy sigma=1.221317 ! Fit after self-cal, rms=0.073516Jy sigma=1.221150 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8941 mas, bmaj=1.982 mas, bpa=-0.4122 degrees ! Estimated noise=0.156371 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.66855e-05 Jy ! Component: 100 - total flux cleaned = -1.89682e-05 Jy ! Component: 150 - total flux cleaned = -1.92915e-05 Jy ! Component: 200 - total flux cleaned = 1.42372e-05 Jy ! Total flux subtracted in 200 components = 1.42372e-05 Jy ! Clean residual min=-0.000897 max=0.000887 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.163737 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 141 components and 0.163737 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=0.073503Jy sigma=1.220872 ! Fit after self-cal, rms=0.073506Jy sigma=1.220840 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.5227e-05 Jy ! Component: 100 - total flux cleaned = 0.00011231 Jy ! Component: 150 - total flux cleaned = 0.000156612 Jy ! Component: 200 - total flux cleaned = 0.000196754 Jy ! Total flux subtracted in 200 components = 0.000196754 Jy ! Clean residual min=-0.000898 max=0.000856 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.163934 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 148 components and 0.163934 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=0.073499Jy sigma=1.220700 ! Fit after self-cal, rms=0.073497Jy sigma=1.220683 ! 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=0.073497Jy sigma=1.220683 ! Fit after self-cal, rms=0.073644Jy sigma=1.220635 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.233 mas, bmaj=3.147 mas, bpa=2.69 degrees ! Estimated noise=0.190007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000254811 Jy ! Component: 100 - total flux cleaned = 0.000342215 Jy ! Component: 150 - total flux cleaned = 0.00037864 Jy ! Component: 200 - total flux cleaned = 0.00038631 Jy ! Total flux subtracted in 200 components = 0.00038631 Jy ! Clean residual min=-0.000908 max=0.000731 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.16432 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 160 components and 0.16432 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=0.073640Jy sigma=1.220569 ! Fit after self-cal, rms=0.073643Jy sigma=1.220547 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 = -3.24607e-05 Jy ! Component: 100 - total flux cleaned = 1.31896e-05 Jy ! Component: 150 - total flux cleaned = 3.54946e-05 Jy ! Component: 200 - total flux cleaned = 2.87417e-05 Jy ! Total flux subtracted in 200 components = 2.87417e-05 Jy ! Clean residual min=-0.000897 max=0.000723 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.164349 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 167 components and 0.164349 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=0.073641Jy sigma=1.220538 ! Fit after self-cal, rms=0.073640Jy sigma=1.220527 ! 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=0.8947 mas, bmaj=1.983 mas, bpa=-0.3851 degrees ! Estimated noise=0.156272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8947 x 1.983 at -0.3851 degrees (North through East) ! Clean map min=-0.0012561 max=0.10157 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=0.6919 mas, bmaj=1.663 mas, bpa=-0.2781 degrees ! Estimated noise=0.298623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0790986 Jy ! Component: 100 - total flux cleaned = 0.106811 Jy ! Component: 150 - total flux cleaned = 0.11986 Jy ! Component: 200 - total flux cleaned = 0.128006 Jy ! Total flux subtracted in 200 components = 0.128006 Jy ! Clean residual min=-0.002578 max=0.004431 Jy/beam ! Clean residual mean=-0.000001 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.128006 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.128006 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8947 mas, bmaj=1.983 mas, bpa=-0.3851 degrees ! Estimated noise=0.156272 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 = 0.00859321 Jy ! Component: 100 - total flux cleaned = 0.0141387 Jy ! Component: 150 - total flux cleaned = 0.0182339 Jy ! Component: 200 - total flux cleaned = 0.0213122 Jy ! Total flux subtracted in 200 components = 0.0213122 Jy ! Clean residual min=-0.001334 max=0.002061 Jy/beam ! Clean residual mean=-0.000000 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.149318 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 0.149318 Jy ! Inverting map ! Added new window around map position (-0.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249556 Jy ! Component: 100 - total flux cleaned = 0.00451184 Jy ! Component: 150 - total flux cleaned = 0.00619853 Jy ! Component: 200 - total flux cleaned = 0.00764352 Jy ! Total flux subtracted in 200 components = 0.00764352 Jy ! Clean residual min=-0.001100 max=0.001145 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.156961 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 66 components and 0.156961 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=2.233 mas, bmaj=3.147 mas, bpa=2.69 degrees ! Estimated noise=0.190007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197649 Jy ! Component: 100 - total flux cleaned = 0.00332668 Jy ! Component: 150 - total flux cleaned = 0.00406093 Jy ! Component: 200 - total flux cleaned = 0.00470059 Jy ! Total flux subtracted in 200 components = 0.00470059 Jy ! Clean residual min=-0.001025 max=0.000996 Jy/beam ! Clean residual mean=0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.161662 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 = 0.000535985 Jy ! Component: 100 - total flux cleaned = 0.00101125 Jy ! Component: 150 - total flux cleaned = 0.00133348 Jy ! Component: 200 - total flux cleaned = 0.00155724 Jy ! Total flux subtracted in 200 components = 0.00155724 Jy ! Clean residual min=-0.000942 max=0.000793 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.163219 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 150 components and 0.163219 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8947 mas, bmaj=1.983 mas, bpa=-0.3851 degrees ! Estimated noise=0.156272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.11409e-05 Jy ! Component: 100 - total flux cleaned = 0.00033311 Jy ! Component: 150 - total flux cleaned = 0.00056265 Jy ! Component: 200 - total flux cleaned = 0.000704191 Jy ! Total flux subtracted in 200 components = 0.000704191 Jy ! Clean residual min=-0.000898 max=0.000850 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.163923 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 166 components and 0.163923 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=0.073659Jy sigma=1.220822 ! Fit after self-cal, rms=0.073636Jy sigma=1.220634 wmodel J1928+0848_X_map.mod ! Writing 166 model components to file: J1928+0848_X_map.mod wobs J1928+0848_X_uvs.fits ! Writing UV FITS file: J1928+0848_X_uvs.fits wwins J1928+0848_X_map.win ! wwins: Wrote 6 windows to J1928+0848_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 = 1.38443e-06 Jy ! Component: 100 - total flux cleaned = -0.000131238 Jy ! Component: 150 - total flux cleaned = -0.000271536 Jy ! Component: 200 - total flux cleaned = -0.000325927 Jy ! Component: 250 - total flux cleaned = -0.000392851 Jy ! Component: 300 - total flux cleaned = -0.00048408 Jy ! Component: 350 - total flux cleaned = -0.000522131 Jy ! Component: 400 - total flux cleaned = -0.000546945 Jy ! Component: 450 - total flux cleaned = -0.000534607 Jy ! Component: 500 - total flux cleaned = -0.000522488 Jy ! Component: 550 - total flux cleaned = -0.000463134 Jy ! Component: 600 - total flux cleaned = -0.000451532 Jy ! Component: 650 - total flux cleaned = -0.000439845 Jy ! Component: 700 - total flux cleaned = -0.00041692 Jy ! Component: 750 - total flux cleaned = -0.000383115 Jy ! Component: 800 - total flux cleaned = -0.000405367 Jy ! Component: 850 - total flux cleaned = -0.000427229 Jy ! Component: 900 - total flux cleaned = -0.000405323 Jy ! Component: 950 - total flux cleaned = -0.000416209 Jy ! Component: 1000 - total flux cleaned = -0.000405437 Jy ! Component: 1050 - total flux cleaned = -0.000394891 Jy ! Component: 1100 - total flux cleaned = -0.000384422 Jy ! Component: 1150 - total flux cleaned = -0.000405427 Jy ! Component: 1200 - total flux cleaned = -0.000395093 Jy ! Component: 1250 - total flux cleaned = -0.000364549 Jy ! Component: 1300 - total flux cleaned = -0.000374817 Jy ! Component: 1350 - total flux cleaned = -0.000405089 Jy ! Component: 1400 - total flux cleaned = -0.000345164 Jy ! Component: 1450 - total flux cleaned = -0.000345167 Jy ! Component: 1500 - total flux cleaned = -0.00033524 Jy ! Component: 1550 - total flux cleaned = -0.000296152 Jy ! Component: 1600 - total flux cleaned = -0.000296149 Jy ! Component: 1650 - total flux cleaned = -0.000267172 Jy ! Component: 1700 - total flux cleaned = -0.000276694 Jy ! Component: 1750 - total flux cleaned = -0.000229165 Jy ! Component: 1800 - total flux cleaned = -0.000200771 Jy ! Component: 1850 - total flux cleaned = -0.000191427 Jy ! Component: 1900 - total flux cleaned = -0.000154167 Jy ! Component: 1950 - total flux cleaned = -0.00016345 Jy ! Component: 2000 - total flux cleaned = -0.0001634 Jy ! Component: 2050 - total flux cleaned = -0.000108279 Jy ! Component: 2100 - total flux cleaned = -7.18699e-05 Jy ! Component: 2150 - total flux cleaned = -8.43283e-06 Jy ! Component: 2200 - total flux cleaned = -3.54508e-05 Jy ! Component: 2250 - total flux cleaned = 3.60415e-05 Jy ! Component: 2300 - total flux cleaned = 3.60961e-05 Jy ! Component: 2350 - total flux cleaned = 6.25984e-05 Jy ! Component: 2400 - total flux cleaned = 6.261e-05 Jy ! Component: 2450 - total flux cleaned = 0.00010625 Jy ! Component: 2500 - total flux cleaned = 0.000106167 Jy ! Component: 2550 - total flux cleaned = 0.000149398 Jy ! Component: 2600 - total flux cleaned = 0.000157954 Jy ! Component: 2650 - total flux cleaned = 0.000200708 Jy ! Component: 2700 - total flux cleaned = 0.000192267 Jy ! Component: 2750 - total flux cleaned = 0.000251476 Jy ! Component: 2800 - total flux cleaned = 0.000301843 Jy ! Component: 2850 - total flux cleaned = 0.000293424 Jy ! Component: 2900 - total flux cleaned = 0.000310037 Jy ! Component: 2950 - total flux cleaned = 0.000318323 Jy ! Component: 3000 - total flux cleaned = 0.000334773 Jy ! Component: 3050 - total flux cleaned = 0.000359396 Jy ! Component: 3100 - total flux cleaned = 0.000408363 Jy ! Component: 3150 - total flux cleaned = 0.000408345 Jy ! Component: 3200 - total flux cleaned = 0.000448778 Jy ! Component: 3250 - total flux cleaned = 0.000432681 Jy ! Component: 3300 - total flux cleaned = 0.000480714 Jy ! Component: 3350 - total flux cleaned = 0.000480702 Jy ! Component: 3400 - total flux cleaned = 0.000512402 Jy ! Component: 3450 - total flux cleaned = 0.000504458 Jy ! Component: 3500 - total flux cleaned = 0.000535776 Jy ! Component: 3550 - total flux cleaned = 0.000551444 Jy ! Component: 3600 - total flux cleaned = 0.000598066 Jy ! Component: 3650 - total flux cleaned = 0.000621338 Jy ! Component: 3700 - total flux cleaned = 0.000636751 Jy ! Component: 3750 - total flux cleaned = 0.000667414 Jy ! Component: 3800 - total flux cleaned = 0.000674973 Jy ! Component: 3850 - total flux cleaned = 0.000667385 Jy ! Component: 3900 - total flux cleaned = 0.000675007 Jy ! Component: 3950 - total flux cleaned = 0.000720257 Jy ! Component: 4000 - total flux cleaned = 0.000705227 Jy ! Component: 4050 - total flux cleaned = 0.000727624 Jy ! Total flux subtracted in 4096 components = 0.00072765 Jy ! Clean residual min=-0.000433 max=0.000402 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.164651 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 490 components and 0.164651 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1928+0848_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8947 x 1.983 at -0.3851 degrees (North through East) ! Clean map min=-0.00071084 max=0.10179 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1928+0848_X_map.fits wmodel /vlbi/uf001/uva//J1928+0848_X_map.mod ! Writing 490 model components to file: /vlbi/uf001/uva//J1928+0848_X_map.mod wobs /vlbi/uf001/uva//J1928+0848_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1928+0848_X_uvs.fits wwins /vlbi/uf001/uva//J1928+0848_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1928+0848_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.10179 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130284 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.383981 0.383981 0.767961 1.53592 3.07184 6.14369 12.2874 24.5748 49.1495 98.299 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.101 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 781.289 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1928+0848_X_dfm.log closed on Mon Jan 14 05:04:54 2019