! Started logfile: /vlbi/uf001/uva//J1945+0952_X_dfm.log on Mon Jan 14 05:13:12 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//J1945+0952_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1945+0952_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.857672 visibilities/baseline/integration-bin. ! Found source: J1945+0952 ! ! 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 19452 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 J1945+0952_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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001546Jy sigma=23.318789 ! Fit after self-cal, rms=0.924716Jy sigma=21.468599 ! 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=0.7054 mas, bmaj=1.723 mas, bpa=-5.628 degrees ! Estimated noise=0.37349 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 = 0.0570713 Jy ! Component: 100 - total flux cleaned = 0.0752986 Jy ! Total flux subtracted in 100 components = 0.0752986 Jy ! Clean residual min=-0.005581 max=0.011347 Jy/beam ! Clean residual mean=0.000001 rms=0.001290 Jy/beam ! Combined flux in latest and established models = 0.0752986 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0752986 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=0.065965Jy sigma=1.436483 ! Fit after self-cal, rms=0.065511Jy sigma=1.428816 ! Inverting map ! Added new window around map position (0.8, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121312 Jy ! Component: 100 - total flux cleaned = 0.0201366 Jy ! Total flux subtracted in 100 components = 0.0201366 Jy ! Clean residual min=-0.004502 max=0.005226 Jy/beam ! Clean residual mean=-0.000001 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 0.0954352 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.0954352 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=0.062546Jy sigma=1.346708 ! Fit after self-cal, rms=0.062470Jy sigma=1.344721 ! 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=0.8811 mas, bmaj=1.987 mas, bpa=-5.128 degrees ! Estimated noise=0.240256 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 = 0.0093062 Jy ! Component: 100 - total flux cleaned = 0.0155241 Jy ! Component: 150 - total flux cleaned = 0.0200318 Jy ! Component: 200 - total flux cleaned = 0.0233813 Jy ! Total flux subtracted in 200 components = 0.0233813 Jy ! Clean residual min=-0.003735 max=0.005927 Jy/beam ! Clean residual mean=-0.000008 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.118816 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 45 components and 0.118817 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=0.060959Jy sigma=1.297987 ! Fit after self-cal, rms=0.060904Jy sigma=1.296603 ! Inverting map ! Added new window around map position (1.6, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00559684 Jy ! Component: 100 - total flux cleaned = 0.00878299 Jy ! Component: 150 - total flux cleaned = 0.0113461 Jy ! Component: 200 - total flux cleaned = 0.013515 Jy ! Total flux subtracted in 200 components = 0.013515 Jy ! Clean residual min=-0.003459 max=0.003710 Jy/beam ! Clean residual mean=-0.000011 rms=0.000875 Jy/beam ! Combined flux in latest and established models = 0.132331 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 87 components and 0.132331 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=0.060363Jy sigma=1.280203 ! Fit after self-cal, rms=0.060319Jy sigma=1.278766 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8811 x 1.987 at -5.128 degrees (North through East) ! Clean map min=-0.0031597 max=0.077506 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.03 HN 1.00 KP 1.10 ! LA 0.91 MK 1.04 NL 1.01 OV 0.94 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.08 HN 1.01 KP 1.05 ! LA 0.97 MK 1.06 NL 1.01 OV 0.95 ! PT 0.89 SC 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.04 KP 1.05 ! LA 0.93 MK 1.05 NL 1.01 OV 0.96 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.01 KP 1.09 ! LA 0.92 MK 1.02 NL 0.98 OV 0.99 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.09 HN 1.05 KP 1.08 ! LA 0.91 MK 0.99 NL 1.03 OV 0.92 ! PT 0.84 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.07 HN 0.96 KP 1.05 ! LA 0.91 MK 1.09 NL 1.05 OV 0.92 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 0.92 KP 1.03 ! LA 0.94 MK 1.01 NL 1.03 OV 1.01 ! PT 0.89 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.97 KP 1.09 ! LA 0.93 MK 1.04 NL 1.04 OV 0.95 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.97 KP 1.09 ! LA 0.95 MK 1.03 NL 1.06 OV 0.95 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 0.96 KP 1.05 ! LA 0.92 MK 1.03 NL 1.03 OV 0.95 ! PT 0.88 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 1.06 KP 1.08 ! LA 0.95 MK 1.03 NL 1.02 OV 0.87 ! PT 0.86 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 0.95 KP 0.97 ! LA 0.90 MK 1.06 NL 1.02 OV 0.92 ! PT 0.89 SC 0.94 ! ! ! Fit before self-cal, rms=0.060319Jy sigma=1.278766 ! Fit after self-cal, rms=0.058584Jy sigma=1.260106 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8843 mas, bmaj=2.005 mas, bpa=-4.425 degrees ! Estimated noise=0.238085 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 = 0.000966502 Jy ! Component: 100 - total flux cleaned = 0.000962681 Jy ! Component: 150 - total flux cleaned = 0.00100359 Jy ! Component: 200 - total flux cleaned = 0.00113585 Jy ! Total flux subtracted in 200 components = 0.00113585 Jy ! Clean residual min=-0.002420 max=0.002509 Jy/beam ! Clean residual mean=-0.000022 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.133467 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 0.133467 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=0.058507Jy sigma=1.258494 ! Fit after self-cal, rms=0.058535Jy sigma=1.257988 ! 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=0.058535Jy sigma=1.257988 ! Fit after self-cal, rms=0.063885Jy sigma=1.236962 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8841 mas, bmaj=2.014 mas, bpa=-4.166 degrees ! Estimated noise=0.23927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000971202 Jy ! Component: 100 - total flux cleaned = 0.00119875 Jy ! Component: 150 - total flux cleaned = 0.00136354 Jy ! Component: 200 - total flux cleaned = 0.00146758 Jy ! Total flux subtracted in 200 components = 0.00146758 Jy ! Clean residual min=-0.001393 max=0.001242 Jy/beam ! Clean residual mean=0.000000 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.134935 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 119 components and 0.134935 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=0.063859Jy sigma=1.236275 ! Fit after self-cal, rms=0.064019Jy sigma=1.235713 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 = 0.000310098 Jy ! Component: 100 - total flux cleaned = 0.000402114 Jy ! Component: 150 - total flux cleaned = 0.000469161 Jy ! Component: 200 - total flux cleaned = 0.000484386 Jy ! Total flux subtracted in 200 components = 0.000484386 Jy ! Clean residual min=-0.001376 max=0.001225 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.135419 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 126 components and 0.135419 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=0.064009Jy sigma=1.235481 ! Fit after self-cal, rms=0.064007Jy sigma=1.235472 ! 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=0.064007Jy sigma=1.235472 ! Fit after self-cal, rms=0.064631Jy sigma=1.234675 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8842 mas, bmaj=2.016 mas, bpa=-4.19 degrees ! Estimated noise=0.238897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290496 Jy ! Component: 100 - total flux cleaned = 0.0004068 Jy ! Component: 150 - total flux cleaned = 0.000465998 Jy ! Component: 200 - total flux cleaned = 0.000492669 Jy ! Total flux subtracted in 200 components = 0.000492669 Jy ! Clean residual min=-0.001292 max=0.001229 Jy/beam ! Clean residual mean=0.000001 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.135912 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 133 components and 0.135912 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=0.064623Jy sigma=1.234496 ! Fit after self-cal, rms=0.064637Jy sigma=1.234470 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 = 5.61907e-05 Jy ! Component: 100 - total flux cleaned = 6.89985e-05 Jy ! Component: 150 - total flux cleaned = 8.0279e-05 Jy ! Component: 200 - total flux cleaned = 6.89482e-05 Jy ! Total flux subtracted in 200 components = 6.89482e-05 Jy ! Clean residual min=-0.001265 max=0.001217 Jy/beam ! Clean residual mean=0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.135981 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 137 components and 0.135981 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=0.064633Jy sigma=1.234363 ! Fit after self-cal, rms=0.064632Jy sigma=1.234361 ! 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=0.064632Jy sigma=1.234361 ! Fit after self-cal, rms=0.064586Jy sigma=1.234338 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.144 mas, bmaj=3.098 mas, bpa=-5.096 degrees ! Estimated noise=0.302681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000250235 Jy ! Component: 100 - total flux cleaned = 0.000284676 Jy ! Component: 150 - total flux cleaned = 0.000312263 Jy ! Component: 200 - total flux cleaned = 0.000323811 Jy ! Total flux subtracted in 200 components = 0.000323811 Jy ! Clean residual min=-0.001355 max=0.001220 Jy/beam ! Clean residual mean=0.000003 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.136305 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 142 components and 0.136305 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=0.064583Jy sigma=1.234252 ! Fit after self-cal, rms=0.064582Jy sigma=1.234221 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.97285e-05 Jy ! Component: 100 - total flux cleaned = -6.82036e-05 Jy ! Component: 150 - total flux cleaned = -5.80994e-05 Jy ! Component: 200 - total flux cleaned = -5.87541e-05 Jy ! Total flux subtracted in 200 components = -5.87541e-05 Jy ! Clean residual min=-0.001337 max=0.001231 Jy/beam ! Clean residual mean=0.000003 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.136246 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 148 components and 0.136246 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=0.064582Jy sigma=1.234184 ! Fit after self-cal, rms=0.064579Jy sigma=1.234171 ! 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=0.8839 mas, bmaj=2.017 mas, bpa=-4.189 degrees ! Estimated noise=0.238464 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8839 x 2.017 at -4.189 degrees (North through East) ! Clean map min=-0.001102 max=0.077128 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=0.707 mas, bmaj=1.743 mas, bpa=-4.57 degrees ! Estimated noise=0.372434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0566638 Jy ! Component: 100 - total flux cleaned = 0.0753853 Jy ! Component: 150 - total flux cleaned = 0.08699 Jy ! Component: 200 - total flux cleaned = 0.0949434 Jy ! Total flux subtracted in 200 components = 0.0949434 Jy ! Clean residual min=-0.003281 max=0.004575 Jy/beam ! Clean residual mean=0.000002 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.0949434 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0949434 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8839 mas, bmaj=2.017 mas, bpa=-4.189 degrees ! Estimated noise=0.238464 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 = 0.00881926 Jy ! Component: 100 - total flux cleaned = 0.0151312 Jy ! Component: 150 - total flux cleaned = 0.0198967 Jy ! Component: 200 - total flux cleaned = 0.0235879 Jy ! Total flux subtracted in 200 components = 0.0235879 Jy ! Clean residual min=-0.001919 max=0.002610 Jy/beam ! Clean residual mean=0.000005 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.118531 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 60 components and 0.118531 Jy ! Inverting map ! Added new window around map position (-0.2, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310793 Jy ! Component: 100 - total flux cleaned = 0.00552935 Jy ! Component: 150 - total flux cleaned = 0.00750833 Jy ! Component: 200 - total flux cleaned = 0.00916715 Jy ! Total flux subtracted in 200 components = 0.00916715 Jy ! Clean residual min=-0.001500 max=0.001274 Jy/beam ! Clean residual mean=0.000003 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.127698 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 92 components and 0.127698 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=2.144 mas, bmaj=3.098 mas, bpa=-5.096 degrees ! Estimated noise=0.302681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.002384 Jy ! Component: 100 - total flux cleaned = 0.00404507 Jy ! Component: 150 - total flux cleaned = 0.0052523 Jy ! Component: 200 - total flux cleaned = 0.00614906 Jy ! Total flux subtracted in 200 components = 0.00614906 Jy ! Clean residual min=-0.001566 max=0.001180 Jy/beam ! Clean residual mean=0.000004 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.133848 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 = 0.00064999 Jy ! Component: 100 - total flux cleaned = 0.000986724 Jy ! Component: 150 - total flux cleaned = 0.00124061 Jy ! Component: 200 - total flux cleaned = 0.00143451 Jy ! Total flux subtracted in 200 components = 0.00143451 Jy ! Clean residual min=-0.001435 max=0.001251 Jy/beam ! Clean residual mean=0.000003 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.135282 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 169 components and 0.135282 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8839 mas, bmaj=2.017 mas, bpa=-4.189 degrees ! Estimated noise=0.238464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000497778 Jy ! Component: 100 - total flux cleaned = 0.000546468 Jy ! Component: 150 - total flux cleaned = 0.000588291 Jy ! Component: 200 - total flux cleaned = 0.000606703 Jy ! Total flux subtracted in 200 components = 0.000606703 Jy ! Clean residual min=-0.001163 max=0.001109 Jy/beam ! Clean residual mean=0.000001 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.135889 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 183 components and 0.135889 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=0.064575Jy sigma=1.234166 ! Fit after self-cal, rms=0.064570Jy sigma=1.234069 wmodel J1945+0952_X_map.mod ! Writing 183 model components to file: J1945+0952_X_map.mod wobs J1945+0952_X_uvs.fits ! Writing UV FITS file: J1945+0952_X_uvs.fits wwins J1945+0952_X_map.win ! wwins: Wrote 4 windows to J1945+0952_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 = -0.000134188 Jy ! Component: 100 - total flux cleaned = 4.17757e-06 Jy ! Component: 150 - total flux cleaned = 0.000213769 Jy ! Component: 200 - total flux cleaned = 0.000380132 Jy ! Component: 250 - total flux cleaned = 0.000560582 Jy ! Component: 300 - total flux cleaned = 0.000719443 Jy ! Component: 350 - total flux cleaned = 0.00085744 Jy ! Component: 400 - total flux cleaned = 0.000958494 Jy ! Component: 450 - total flux cleaned = 0.000958602 Jy ! Component: 500 - total flux cleaned = 0.000991545 Jy ! Component: 550 - total flux cleaned = 0.00100746 Jy ! Component: 600 - total flux cleaned = 0.000976059 Jy ! Component: 650 - total flux cleaned = 0.00102279 Jy ! Component: 700 - total flux cleaned = 0.00100762 Jy ! Component: 750 - total flux cleaned = 0.00106802 Jy ! Component: 800 - total flux cleaned = 0.00103805 Jy ! Component: 850 - total flux cleaned = 0.00102342 Jy ! Component: 900 - total flux cleaned = 0.00103791 Jy ! Component: 950 - total flux cleaned = 0.000994796 Jy ! Component: 1000 - total flux cleaned = 0.00102317 Jy ! Component: 1050 - total flux cleaned = 0.000995166 Jy ! Component: 1100 - total flux cleaned = 0.000967551 Jy ! Component: 1150 - total flux cleaned = 0.000953724 Jy ! Component: 1200 - total flux cleaned = 0.00092648 Jy ! Component: 1250 - total flux cleaned = 0.000912774 Jy ! Component: 1300 - total flux cleaned = 0.000859579 Jy ! Component: 1350 - total flux cleaned = 0.00088616 Jy ! Component: 1400 - total flux cleaned = 0.000873226 Jy ! Component: 1450 - total flux cleaned = 0.000899148 Jy ! Component: 1500 - total flux cleaned = 0.000860483 Jy ! Component: 1550 - total flux cleaned = 0.000885908 Jy ! Component: 1600 - total flux cleaned = 0.000873371 Jy ! Component: 1650 - total flux cleaned = 0.000898278 Jy ! Component: 1700 - total flux cleaned = 0.000972274 Jy ! Component: 1750 - total flux cleaned = 0.000873807 Jy ! Component: 1800 - total flux cleaned = 0.000934799 Jy ! Component: 1850 - total flux cleaned = 0.000934793 Jy ! Component: 1900 - total flux cleaned = 0.000886872 Jy ! Component: 1950 - total flux cleaned = 0.000910685 Jy ! Component: 2000 - total flux cleaned = 0.000816236 Jy ! Component: 2050 - total flux cleaned = 0.000863219 Jy ! Component: 2100 - total flux cleaned = 0.000851533 Jy ! Component: 2150 - total flux cleaned = 0.000816698 Jy ! Component: 2200 - total flux cleaned = 0.000816689 Jy ! Component: 2250 - total flux cleaned = 0.000816641 Jy ! Component: 2300 - total flux cleaned = 0.000827769 Jy ! Component: 2350 - total flux cleaned = 0.000771653 Jy ! Component: 2400 - total flux cleaned = 0.000760456 Jy ! Component: 2450 - total flux cleaned = 0.000749339 Jy ! Component: 2500 - total flux cleaned = 0.000738273 Jy ! Component: 2550 - total flux cleaned = 0.000716284 Jy ! Component: 2600 - total flux cleaned = 0.0006838 Jy ! Component: 2650 - total flux cleaned = 0.000629931 Jy ! Component: 2700 - total flux cleaned = 0.000640637 Jy ! Component: 2750 - total flux cleaned = 0.000587519 Jy ! Component: 2800 - total flux cleaned = 0.000619223 Jy ! Component: 2850 - total flux cleaned = 0.000587787 Jy ! Component: 2900 - total flux cleaned = 0.000525182 Jy ! Component: 2950 - total flux cleaned = 0.000463034 Jy ! Component: 3000 - total flux cleaned = 0.000462983 Jy ! Component: 3050 - total flux cleaned = 0.000422088 Jy ! Component: 3100 - total flux cleaned = 0.0004018 Jy ! Component: 3150 - total flux cleaned = 0.000341081 Jy ! Component: 3200 - total flux cleaned = 0.000351064 Jy ! Component: 3250 - total flux cleaned = 0.000310971 Jy ! Component: 3300 - total flux cleaned = 0.000320883 Jy ! Component: 3350 - total flux cleaned = 0.00034061 Jy ! Component: 3400 - total flux cleaned = 0.000281587 Jy ! Component: 3450 - total flux cleaned = 0.000281568 Jy ! Component: 3500 - total flux cleaned = 0.000271815 Jy ! Component: 3550 - total flux cleaned = 0.000252595 Jy ! Component: 3600 - total flux cleaned = 0.000262265 Jy ! Component: 3650 - total flux cleaned = 0.000281366 Jy ! Component: 3700 - total flux cleaned = 0.000262297 Jy ! Component: 3750 - total flux cleaned = 0.00024328 Jy ! Component: 3800 - total flux cleaned = 0.000215038 Jy ! Component: 3850 - total flux cleaned = 0.000252599 Jy ! Component: 3900 - total flux cleaned = 0.00024327 Jy ! Component: 3950 - total flux cleaned = 0.000243207 Jy ! Component: 4000 - total flux cleaned = 0.000270843 Jy ! Component: 4050 - total flux cleaned = 0.000270826 Jy ! Total flux subtracted in 4096 components = 0.000234309 Jy ! Clean residual min=-0.000486 max=0.000547 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.136123 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 511 components and 0.136123 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1945+0952_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8839 x 2.017 at -4.189 degrees (North through East) ! Clean map min=-0.00118 max=0.077552 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1945+0952_X_map.fits wmodel /vlbi/uf001/uva//J1945+0952_X_map.mod ! Writing 511 model components to file: /vlbi/uf001/uva//J1945+0952_X_map.mod wobs /vlbi/uf001/uva//J1945+0952_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1945+0952_X_uvs.fits wwins /vlbi/uf001/uva//J1945+0952_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1945+0952_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0775515 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161424 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.624451 0.624451 1.2489 2.4978 4.99561 9.99121 19.9824 39.9649 79.9297 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.077 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 480.422 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1945+0952_X_dfm.log closed on Mon Jan 14 05:13:18 2019