! Started logfile: /vlbi/uf001/uva//J1952+4958_X_dfm.log on Mon Jan 14 05:16:41 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//J1952+4958_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1952+4958_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.853021 visibilities/baseline/integration-bin. ! Found source: J1952+4958 ! ! 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 26256 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 J1952+4958_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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005785Jy sigma=25.833450 ! Fit after self-cal, rms=0.918963Jy sigma=23.549632 ! 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=0.7843 mas, bmaj=1.113 mas, bpa=-5.994 degrees ! Estimated noise=0.358068 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 = 0.0566351 Jy ! Component: 100 - total flux cleaned = 0.0813665 Jy ! Total flux subtracted in 100 components = 0.0813665 Jy ! Clean residual min=-0.004360 max=0.011682 Jy/beam ! Clean residual mean=0.000005 rms=0.001141 Jy/beam ! Combined flux in latest and established models = 0.0813665 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0813665 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=0.060509Jy sigma=1.482186 ! Fit after self-cal, rms=0.059998Jy sigma=1.469559 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014538 Jy ! Component: 100 - total flux cleaned = 0.0221257 Jy ! Total flux subtracted in 100 components = 0.0221257 Jy ! Clean residual min=-0.003272 max=0.004766 Jy/beam ! Clean residual mean=0.000002 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.103492 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.103492 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=0.055265Jy sigma=1.339149 ! Fit after self-cal, rms=0.055201Jy sigma=1.337644 ! Inverting map ! Added new window around map position (0.8, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471867 Jy ! Component: 100 - total flux cleaned = 0.00743672 Jy ! Total flux subtracted in 100 components = 0.00743672 Jy ! Clean residual min=-0.002913 max=0.004100 Jy/beam ! Clean residual mean=0.000002 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.110929 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.110929 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=0.054570Jy sigma=1.320831 ! Fit after self-cal, rms=0.054555Jy sigma=1.320437 ! 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=1 mas, bmaj=1.42 mas, bpa=-4.703 degrees ! Estimated noise=0.178015 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 (-2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468812 Jy ! Component: 100 - total flux cleaned = 0.00781903 Jy ! Component: 150 - total flux cleaned = 0.0101754 Jy ! Component: 200 - total flux cleaned = 0.0114378 Jy ! Total flux subtracted in 200 components = 0.0114378 Jy ! Clean residual min=-0.002357 max=0.002680 Jy/beam ! Clean residual mean=0.000004 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.122367 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 42 components and 0.122367 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=0.054066Jy sigma=1.306539 ! Fit after self-cal, rms=0.054028Jy sigma=1.305751 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1 x 1.42 at -4.703 degrees (North through East) ! Clean map min=-0.0020934 max=0.080125 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.99 KP 1.03 ! LA 0.96 MK 0.98 NL 1.05 OV 0.90 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.96 KP 1.02 ! LA 1.03 MK 1.01 NL 1.12 OV 0.91 ! PT 0.93 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.91 KP 1.00 ! LA 0.97 MK 0.98 NL 1.11 OV 0.93 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.91 KP 1.03 ! LA 0.98 MK 0.99 NL 1.12 OV 0.91 ! PT 0.95 SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.04 ! LA 1.00 MK 1.05 NL 1.14 OV 0.91 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.92 KP 1.01 ! LA 0.99 MK 1.00 NL 1.11 OV 0.92 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.97 KP 1.02 ! LA 0.99 MK 1.05 NL 1.10 OV 0.92 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.93 KP 1.01 ! LA 1.01 MK 0.99 NL 1.09 OV 0.91 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.95 KP 1.01 ! LA 1.01 MK 1.05 NL 1.10 OV 0.91 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.93 KP 1.04 ! LA 0.99 MK 1.09 NL 1.12 OV 0.89 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.93 KP 1.00 ! LA 0.99 MK 0.98 NL 1.10 OV 0.89 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.89 KP 1.07 ! LA 0.99 MK 0.95 NL 1.15 OV 0.90 ! PT 0.92 SC 0.99 ! ! ! Fit before self-cal, rms=0.054028Jy sigma=1.305751 ! Fit after self-cal, rms=0.052115Jy sigma=1.289392 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9968 mas, bmaj=1.415 mas, bpa=-4.319 degrees ! Estimated noise=0.175021 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 = -0.000139669 Jy ! Component: 100 - total flux cleaned = -0.000236802 Jy ! Component: 150 - total flux cleaned = -0.000188318 Jy ! Component: 200 - total flux cleaned = -0.000168997 Jy ! Total flux subtracted in 200 components = -0.000168997 Jy ! Clean residual min=-0.001041 max=0.000924 Jy/beam ! Clean residual mean=0.000002 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.122198 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.122198 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=0.052078Jy sigma=1.288498 ! Fit after self-cal, rms=0.052102Jy sigma=1.288110 ! 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=0.052102Jy sigma=1.288110 ! Fit after self-cal, rms=0.052117Jy sigma=1.284552 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9943 mas, bmaj=1.409 mas, bpa=-3.292 degrees ! Estimated noise=0.174861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.77565e-05 Jy ! Component: 100 - total flux cleaned = -3.4921e-06 Jy ! Component: 150 - total flux cleaned = -1.86512e-05 Jy ! Component: 200 - total flux cleaned = -3.26913e-05 Jy ! Total flux subtracted in 200 components = -3.26913e-05 Jy ! Clean residual min=-0.001064 max=0.000887 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.122165 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.122165 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=0.052105Jy sigma=1.284270 ! Fit after self-cal, rms=0.052113Jy sigma=1.284182 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 = -7.12449e-05 Jy ! Component: 100 - total flux cleaned = -0.000110014 Jy ! Component: 150 - total flux cleaned = -0.000109819 Jy ! Component: 200 - total flux cleaned = -0.000121087 Jy ! Total flux subtracted in 200 components = -0.000121087 Jy ! Clean residual min=-0.001079 max=0.000881 Jy/beam ! Clean residual mean=-0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.122044 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 0.122044 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=0.052107Jy sigma=1.284043 ! Fit after self-cal, rms=0.052107Jy sigma=1.284031 ! 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=0.052107Jy sigma=1.284031 ! Fit after self-cal, rms=0.052002Jy sigma=1.283983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9925 mas, bmaj=1.409 mas, bpa=-3.192 degrees ! Estimated noise=0.174653 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.61849e-06 Jy ! Component: 100 - total flux cleaned = -4.01863e-06 Jy ! Component: 150 - total flux cleaned = -2.54165e-05 Jy ! Component: 200 - total flux cleaned = -3.52913e-05 Jy ! Total flux subtracted in 200 components = -3.52913e-05 Jy ! Clean residual min=-0.001097 max=0.000842 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.122009 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.122009 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=0.051997Jy sigma=1.283849 ! Fit after self-cal, rms=0.051996Jy sigma=1.283841 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 = -2.91858e-05 Jy ! Component: 100 - total flux cleaned = -5.82702e-05 Jy ! Component: 150 - total flux cleaned = -6.71967e-05 Jy ! Component: 200 - total flux cleaned = -7.55802e-05 Jy ! Total flux subtracted in 200 components = -7.55802e-05 Jy ! Clean residual min=-0.001104 max=0.000849 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.121933 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 84 components and 0.121933 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=0.051993Jy sigma=1.283765 ! Fit after self-cal, rms=0.051993Jy sigma=1.283759 ! 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=0.051993Jy sigma=1.283759 ! Fit after self-cal, rms=0.051912Jy sigma=1.283741 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.125 mas, bmaj=2.515 mas, bpa=0.6349 degrees ! Estimated noise=0.222791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.03827e-06 Jy ! Component: 100 - total flux cleaned = -5.11889e-06 Jy ! Component: 150 - total flux cleaned = -1.8554e-05 Jy ! Component: 200 - total flux cleaned = -2.42763e-05 Jy ! Total flux subtracted in 200 components = -2.42763e-05 Jy ! Clean residual min=-0.001158 max=0.001007 Jy/beam ! Clean residual mean=0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.121909 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 101 components and 0.121909 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=0.051911Jy sigma=1.283697 ! Fit after self-cal, rms=0.051910Jy sigma=1.283689 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 = -2.47019e-05 Jy ! Component: 100 - total flux cleaned = -1.91254e-05 Jy ! Component: 150 - total flux cleaned = -1.89181e-05 Jy ! Component: 200 - total flux cleaned = -1.50534e-05 Jy ! Total flux subtracted in 200 components = -1.50534e-05 Jy ! Clean residual min=-0.001160 max=0.000992 Jy/beam ! Clean residual mean=0.000000 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.121894 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.121894 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=0.051910Jy sigma=1.283673 ! Fit after self-cal, rms=0.051909Jy sigma=1.283669 ! 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=0.9912 mas, bmaj=1.409 mas, bpa=-3.13 degrees ! Estimated noise=0.17449 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9912 x 1.409 at -3.13 degrees (North through East) ! Clean map min=-0.0010303 max=0.078624 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=0.7777 mas, bmaj=1.106 mas, bpa=-4.049 degrees ! Estimated noise=0.348035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0558523 Jy ! Component: 100 - total flux cleaned = 0.0817609 Jy ! Component: 150 - total flux cleaned = 0.0955279 Jy ! Component: 200 - total flux cleaned = 0.103184 Jy ! Total flux subtracted in 200 components = 0.103184 Jy ! Clean residual min=-0.002459 max=0.003979 Jy/beam ! Clean residual mean=0.000002 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 0.103184 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.103184 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9912 mas, bmaj=1.409 mas, bpa=-3.13 degrees ! Estimated noise=0.17449 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 = 0.00709162 Jy ! Component: 100 - total flux cleaned = 0.0108879 Jy ! Component: 150 - total flux cleaned = 0.0132123 Jy ! Component: 200 - total flux cleaned = 0.0147158 Jy ! Total flux subtracted in 200 components = 0.0147158 Jy ! Clean residual min=-0.001228 max=0.000909 Jy/beam ! Clean residual mean=0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.1179 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 29 components and 0.1179 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=2.125 mas, bmaj=2.515 mas, bpa=0.6349 degrees ! Estimated noise=0.222791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170368 Jy ! Component: 100 - total flux cleaned = 0.00263614 Jy ! Component: 150 - total flux cleaned = 0.00319818 Jy ! Component: 200 - total flux cleaned = 0.00339919 Jy ! Total flux subtracted in 200 components = 0.00339919 Jy ! Clean residual min=-0.001195 max=0.000953 Jy/beam ! Clean residual mean=0.000001 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.121299 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 = 0.000132599 Jy ! Component: 100 - total flux cleaned = 0.000238684 Jy ! Component: 150 - total flux cleaned = 0.00031754 Jy ! Component: 200 - total flux cleaned = 0.000382757 Jy ! Total flux subtracted in 200 components = 0.000382757 Jy ! Clean residual min=-0.001172 max=0.000963 Jy/beam ! Clean residual mean=0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.121682 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 75 components and 0.121682 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9912 mas, bmaj=1.409 mas, bpa=-3.13 degrees ! Estimated noise=0.17449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00013113 Jy ! Component: 100 - total flux cleaned = -0.000130858 Jy ! Component: 150 - total flux cleaned = -0.000117942 Jy ! Component: 200 - total flux cleaned = -0.000130034 Jy ! Total flux subtracted in 200 components = -0.000130034 Jy ! Clean residual min=-0.001135 max=0.000825 Jy/beam ! Clean residual mean=-0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.121552 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 87 components and 0.121552 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=0.051914Jy sigma=1.283836 ! Fit after self-cal, rms=0.051911Jy sigma=1.283771 wmodel J1952+4958_X_map.mod ! Writing 87 model components to file: J1952+4958_X_map.mod wobs J1952+4958_X_uvs.fits ! Writing UV FITS file: J1952+4958_X_uvs.fits wwins J1952+4958_X_map.win ! wwins: Wrote 3 windows to J1952+4958_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 = -0.000474799 Jy ! Component: 100 - total flux cleaned = -0.000654149 Jy ! Component: 150 - total flux cleaned = -0.000759493 Jy ! Component: 200 - total flux cleaned = -0.000889128 Jy ! Component: 250 - total flux cleaned = -0.000973054 Jy ! Component: 300 - total flux cleaned = -0.00101393 Jy ! Component: 350 - total flux cleaned = -0.00105368 Jy ! Component: 400 - total flux cleaned = -0.00105377 Jy ! Component: 450 - total flux cleaned = -0.00106635 Jy ! Component: 500 - total flux cleaned = -0.00106635 Jy ! Component: 550 - total flux cleaned = -0.00106649 Jy ! Component: 600 - total flux cleaned = -0.0010788 Jy ! Component: 650 - total flux cleaned = -0.00107902 Jy ! Component: 700 - total flux cleaned = -0.00104358 Jy ! Component: 750 - total flux cleaned = -0.00104393 Jy ! Component: 800 - total flux cleaned = -0.00103249 Jy ! Component: 850 - total flux cleaned = -0.00105544 Jy ! Component: 900 - total flux cleaned = -0.00106685 Jy ! Component: 950 - total flux cleaned = -0.0010445 Jy ! Component: 1000 - total flux cleaned = -0.00107787 Jy ! Component: 1050 - total flux cleaned = -0.00109965 Jy ! Component: 1100 - total flux cleaned = -0.00112103 Jy ! Component: 1150 - total flux cleaned = -0.00108895 Jy ! Component: 1200 - total flux cleaned = -0.00109938 Jy ! Component: 1250 - total flux cleaned = -0.00111007 Jy ! Component: 1300 - total flux cleaned = -0.00114117 Jy ! Component: 1350 - total flux cleaned = -0.00117187 Jy ! Component: 1400 - total flux cleaned = -0.00116179 Jy ! Component: 1450 - total flux cleaned = -0.00120227 Jy ! Component: 1500 - total flux cleaned = -0.00124213 Jy ! Component: 1550 - total flux cleaned = -0.00126179 Jy ! Component: 1600 - total flux cleaned = -0.00132056 Jy ! Component: 1650 - total flux cleaned = -0.00135927 Jy ! Component: 1700 - total flux cleaned = -0.00135921 Jy ! Component: 1750 - total flux cleaned = -0.00142598 Jy ! Component: 1800 - total flux cleaned = -0.00145435 Jy ! Component: 1850 - total flux cleaned = -0.00149186 Jy ! Component: 1900 - total flux cleaned = -0.00151047 Jy ! Component: 1950 - total flux cleaned = -0.001575 Jy ! Component: 2000 - total flux cleaned = -0.00156591 Jy ! Component: 2050 - total flux cleaned = -0.00158405 Jy ! Component: 2100 - total flux cleaned = -0.00160209 Jy ! Component: 2150 - total flux cleaned = -0.00163787 Jy ! Component: 2200 - total flux cleaned = -0.00163794 Jy ! Component: 2250 - total flux cleaned = -0.00169101 Jy ! Component: 2300 - total flux cleaned = -0.00168225 Jy ! Component: 2350 - total flux cleaned = -0.00171708 Jy ! Component: 2400 - total flux cleaned = -0.00170837 Jy ! Component: 2450 - total flux cleaned = -0.00174267 Jy ! Component: 2500 - total flux cleaned = -0.00173415 Jy ! Component: 2550 - total flux cleaned = -0.00175956 Jy ! Component: 2600 - total flux cleaned = -0.00178485 Jy ! Component: 2650 - total flux cleaned = -0.00180993 Jy ! Component: 2700 - total flux cleaned = -0.00181812 Jy ! Component: 2750 - total flux cleaned = -0.0018347 Jy ! Component: 2800 - total flux cleaned = -0.00187581 Jy ! Component: 2850 - total flux cleaned = -0.00190028 Jy ! Component: 2900 - total flux cleaned = -0.00189224 Jy ! Component: 2950 - total flux cleaned = -0.00194068 Jy ! Component: 3000 - total flux cleaned = -0.00195673 Jy ! Component: 3050 - total flux cleaned = -0.00197274 Jy ! Component: 3100 - total flux cleaned = -0.00195682 Jy ! Component: 3150 - total flux cleaned = -0.00204377 Jy ! Component: 3200 - total flux cleaned = -0.00201242 Jy ! Component: 3250 - total flux cleaned = -0.00201243 Jy ! Component: 3300 - total flux cleaned = -0.00204344 Jy ! Component: 3350 - total flux cleaned = -0.00206674 Jy ! Component: 3400 - total flux cleaned = -0.00206668 Jy ! Component: 3450 - total flux cleaned = -0.00206668 Jy ! Component: 3500 - total flux cleaned = -0.00211988 Jy ! Component: 3550 - total flux cleaned = -0.00208959 Jy ! Component: 3600 - total flux cleaned = -0.00212724 Jy ! Component: 3650 - total flux cleaned = -0.00211235 Jy ! Component: 3700 - total flux cleaned = -0.00215707 Jy ! Component: 3750 - total flux cleaned = -0.00214966 Jy ! Component: 3800 - total flux cleaned = -0.00216436 Jy ! Component: 3850 - total flux cleaned = -0.00217903 Jy ! Component: 3900 - total flux cleaned = -0.00220093 Jy ! Component: 3950 - total flux cleaned = -0.00222271 Jy ! Component: 4000 - total flux cleaned = -0.00224439 Jy ! Component: 4050 - total flux cleaned = -0.0022372 Jy ! Total flux subtracted in 4096 components = -0.00225863 Jy ! Clean residual min=-0.000424 max=0.000408 Jy/beam ! Clean residual mean=0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.119293 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 387 components and 0.119293 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1952+4958_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9912 x 1.409 at -3.13 degrees (North through East) ! Clean map min=-0.0007816 max=0.078583 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1952+4958_X_map.fits wmodel /vlbi/uf001/uva//J1952+4958_X_map.mod ! Writing 387 model components to file: /vlbi/uf001/uva//J1952+4958_X_map.mod wobs /vlbi/uf001/uva//J1952+4958_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1952+4958_X_uvs.fits wwins /vlbi/uf001/uva//J1952+4958_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1952+4958_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0785828 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120399 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.459639 0.459639 0.919279 1.83856 3.67712 7.35423 14.7085 29.4169 58.8339 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.078 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 652.685 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1952+4958_X_dfm.log closed on Mon Jan 14 05:16:46 2019