! Started logfile: /vlbi/uf001/uva//J0426+2350_X_dfm.log on Sun Jan 13 22:11:34 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//J0426+2350_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0426+2350_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980077 visibilities/baseline/integration-bin. ! Found source: J0426+2350 ! ! 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 46044 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 J0426+2350_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 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016159Jy sigma=22.871278 ! Fit after self-cal, rms=0.799943Jy sigma=17.975645 ! 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=0.7153 mas, bmaj=1.503 mas, bpa=-0.8028 degrees ! Estimated noise=0.32282 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 = 0.15764 Jy ! Component: 100 - total flux cleaned = 0.192016 Jy ! Total flux subtracted in 100 components = 0.192016 Jy ! Clean residual min=-0.005619 max=0.009600 Jy/beam ! Clean residual mean=0.000002 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.192016 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.192016 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=0.062300Jy sigma=1.375689 ! Fit after self-cal, rms=0.062295Jy sigma=1.375624 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00773129 Jy ! Component: 100 - total flux cleaned = 0.00990268 Jy ! Total flux subtracted in 100 components = 0.00990268 Jy ! Clean residual min=-0.005956 max=0.007925 Jy/beam ! Clean residual mean=0.000001 rms=0.001243 Jy/beam ! Combined flux in latest and established models = 0.201919 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.201919 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=0.061398Jy sigma=1.349446 ! Fit after self-cal, rms=0.061395Jy sigma=1.349369 ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00749837 Jy ! Component: 100 - total flux cleaned = 0.0117262 Jy ! Total flux subtracted in 100 components = 0.0117262 Jy ! Clean residual min=-0.005252 max=0.007700 Jy/beam ! Clean residual mean=0.000001 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 0.213645 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.213645 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=0.060369Jy sigma=1.325733 ! Fit after self-cal, rms=0.060258Jy sigma=1.322635 ! 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=0.9155 mas, bmaj=1.8 mas, bpa=-0.9024 degrees ! Estimated noise=0.150356 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 = 0.00851167 Jy ! Component: 100 - total flux cleaned = 0.0140009 Jy ! Component: 150 - total flux cleaned = 0.0179936 Jy ! Component: 200 - total flux cleaned = 0.0200907 Jy ! Total flux subtracted in 200 components = 0.0200907 Jy ! Clean residual min=-0.005108 max=0.006766 Jy/beam ! Clean residual mean=-0.000001 rms=0.001083 Jy/beam ! Combined flux in latest and established models = 0.233736 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 36 components and 0.233736 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=0.058788Jy sigma=1.288719 ! Fit after self-cal, rms=0.058715Jy sigma=1.286972 ! Inverting map ! Added new window around map position (0.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00413468 Jy ! Component: 100 - total flux cleaned = 0.00466983 Jy ! Component: 150 - total flux cleaned = 0.00538426 Jy ! Component: 200 - total flux cleaned = 0.00579632 Jy ! Total flux subtracted in 200 components = 0.00579632 Jy ! Clean residual min=-0.004731 max=0.005046 Jy/beam ! Clean residual mean=-0.000002 rms=0.000995 Jy/beam ! Combined flux in latest and established models = 0.239532 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 55 components and 0.239532 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=0.058004Jy sigma=1.270786 ! Fit after self-cal, rms=0.057968Jy sigma=1.270076 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9155 x 1.8 at -0.9024 degrees (North through East) ! Clean map min=-0.0043862 max=0.20032 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.92 KP 1.02 ! LA 0.94 MK 1.00 NL 1.18 OV 0.94 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.93 KP 1.05 ! LA 0.93 MK 1.01 NL 1.19 OV 0.92 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.94 KP 1.06 ! LA 0.93 MK 1.00 NL 1.18 OV 0.93 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.95 KP 1.05 ! LA 0.92 MK 1.01 NL 1.18 OV 0.91 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.94 KP 1.05 ! LA 0.93 MK 1.01 NL 1.16 OV 0.94 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.93 KP 1.04 ! LA 0.93 MK 1.01 NL 1.17 OV 0.92 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.94 KP 1.06 ! LA 0.95 MK 0.99 NL 1.17 OV 0.93 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.95 KP 1.04 ! LA 0.93 MK 1.02 NL 1.17 OV 0.93 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.95 KP 1.04 ! LA 0.94 MK 1.01 NL 1.17 OV 0.93 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.05 ! LA 0.94 MK 1.01 NL 1.18 OV 0.91 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.94 KP 1.05 ! LA 0.93 MK 1.01 NL 1.19 OV 0.92 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.92 KP 1.04 ! LA 0.94 MK 1.02 NL 1.18 OV 0.92 ! PT 1.02 SC 0.96 ! ! ! Fit before self-cal, rms=0.057968Jy sigma=1.270076 ! Fit after self-cal, rms=0.055915Jy sigma=1.204929 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.909 mas, bmaj=1.801 mas, bpa=-0.6402 degrees ! Estimated noise=0.151379 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 = -0.00287391 Jy ! Component: 100 - total flux cleaned = -0.00389662 Jy ! Component: 150 - total flux cleaned = -0.00422842 Jy ! Component: 200 - total flux cleaned = -0.00436389 Jy ! Total flux subtracted in 200 components = -0.00436389 Jy ! Clean residual min=-0.002547 max=0.002795 Jy/beam ! Clean residual mean=-0.000000 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.235168 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 81 components and 0.235168 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=0.055604Jy sigma=1.196860 ! Fit after self-cal, rms=0.055643Jy sigma=1.196494 ! Inverting map ! Added new window around map position (-2.6, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232031 Jy ! Component: 100 - total flux cleaned = 0.00212803 Jy ! Component: 150 - total flux cleaned = 0.00218821 Jy ! Component: 200 - total flux cleaned = 0.00203137 Jy ! Total flux subtracted in 200 components = 0.00203137 Jy ! Clean residual min=-0.002278 max=0.002340 Jy/beam ! Clean residual mean=-0.000000 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.2372 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 101 components and 0.2372 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=0.055491Jy sigma=1.192816 ! Fit after self-cal, rms=0.055486Jy sigma=1.192722 ! 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=0.055486Jy sigma=1.192722 ! Fit after self-cal, rms=0.055143Jy sigma=1.178176 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9124 mas, bmaj=1.797 mas, bpa=-0.5845 degrees ! Estimated noise=0.151395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00181403 Jy ! Component: 100 - total flux cleaned = -0.00272551 Jy ! Component: 150 - total flux cleaned = -0.00353471 Jy ! Component: 200 - total flux cleaned = -0.00421163 Jy ! Total flux subtracted in 200 components = -0.00421163 Jy ! Clean residual min=-0.001499 max=0.001807 Jy/beam ! Clean residual mean=0.000001 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.232988 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 110 components and 0.232988 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=0.055015Jy sigma=1.175131 ! Fit after self-cal, rms=0.055024Jy sigma=1.175068 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-5.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00181393 Jy ! Component: 100 - total flux cleaned = 0.00264239 Jy ! Component: 150 - total flux cleaned = 0.00271574 Jy ! Component: 200 - total flux cleaned = 0.00274867 Jy ! Total flux subtracted in 200 components = 0.00274867 Jy ! Clean residual min=-0.001342 max=0.001171 Jy/beam ! Clean residual mean=0.000001 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.235737 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 136 components and 0.235737 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=0.054951Jy sigma=1.173256 ! Fit after self-cal, rms=0.054947Jy sigma=1.173173 ! 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=0.054947Jy sigma=1.173173 ! Fit after self-cal, rms=0.054954Jy sigma=1.172449 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9129 mas, bmaj=1.799 mas, bpa=-0.5432 degrees ! Estimated noise=0.151135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00135097 Jy ! Component: 100 - total flux cleaned = -0.00181752 Jy ! Component: 150 - total flux cleaned = -0.00210179 Jy ! Component: 200 - total flux cleaned = -0.00210373 Jy ! Total flux subtracted in 200 components = -0.00210373 Jy ! Clean residual min=-0.001122 max=0.001039 Jy/beam ! Clean residual mean=0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.233633 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 149 components and 0.233633 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=0.054900Jy sigma=1.171157 ! Fit after self-cal, rms=0.054903Jy sigma=1.171147 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 = 9.42032e-05 Jy ! Component: 100 - total flux cleaned = 9.46829e-05 Jy ! Component: 150 - total flux cleaned = 0.000142135 Jy ! Component: 200 - total flux cleaned = 0.0001644 Jy ! Total flux subtracted in 200 components = 0.0001644 Jy ! Clean residual min=-0.001091 max=0.000964 Jy/beam ! Clean residual mean=0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.233797 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 159 components and 0.233797 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=0.054882Jy sigma=1.170695 ! Fit after self-cal, rms=0.054882Jy sigma=1.170687 ! 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=0.054882Jy sigma=1.170687 ! Fit after self-cal, rms=0.054896Jy sigma=1.170370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=2.807 mas, bpa=1.006 degrees ! Estimated noise=0.190046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000681421 Jy ! Component: 100 - total flux cleaned = -0.00108634 Jy ! Component: 150 - total flux cleaned = -0.00111425 Jy ! Component: 200 - total flux cleaned = -0.00113645 Jy ! Total flux subtracted in 200 components = -0.00113645 Jy ! Clean residual min=-0.001109 max=0.001175 Jy/beam ! Clean residual mean=0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.232661 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 182 components and 0.232661 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=0.054882Jy sigma=1.169926 ! Fit after self-cal, rms=0.054883Jy sigma=1.169895 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 = 4.91138e-06 Jy ! Component: 100 - total flux cleaned = -1.43501e-05 Jy ! Component: 150 - total flux cleaned = -4.87039e-05 Jy ! Component: 200 - total flux cleaned = -9.30056e-05 Jy ! Total flux subtracted in 200 components = -9.30056e-05 Jy ! Clean residual min=-0.001059 max=0.001150 Jy/beam ! Clean residual mean=0.000003 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.232568 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 188 components and 0.232568 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=0.054881Jy sigma=1.169799 ! Fit after self-cal, rms=0.054880Jy sigma=1.169792 ! 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=0.9131 mas, bmaj=1.8 mas, bpa=-0.5167 degrees ! Estimated noise=0.150968 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9131 x 1.8 at -0.5167 degrees (North through East) ! Clean map min=-0.0013089 max=0.20168 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=0.7145 mas, bmaj=1.501 mas, bpa=-0.3635 degrees ! Estimated noise=0.323701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.158053 Jy ! Component: 100 - total flux cleaned = 0.19252 Jy ! Component: 150 - total flux cleaned = 0.200448 Jy ! Component: 200 - total flux cleaned = 0.20428 Jy ! Total flux subtracted in 200 components = 0.20428 Jy ! Clean residual min=-0.002151 max=0.002376 Jy/beam ! Clean residual mean=0.000002 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.20428 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.20428 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9131 mas, bmaj=1.8 mas, bpa=-0.5167 degrees ! Estimated noise=0.150968 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 = 0.00501264 Jy ! Component: 100 - total flux cleaned = 0.00843791 Jy ! Component: 150 - total flux cleaned = 0.0112068 Jy ! Component: 200 - total flux cleaned = 0.0135515 Jy ! Total flux subtracted in 200 components = 0.0135515 Jy ! Clean residual min=-0.001281 max=0.001697 Jy/beam ! Clean residual mean=0.000002 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.217831 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 57 components and 0.217831 Jy ! Inverting map ! Added new window around map position (-3.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205026 Jy ! Component: 100 - total flux cleaned = 0.0038043 Jy ! Component: 150 - total flux cleaned = 0.00528787 Jy ! Component: 200 - total flux cleaned = 0.00649168 Jy ! Total flux subtracted in 200 components = 0.00649168 Jy ! Clean residual min=-0.001166 max=0.001138 Jy/beam ! Clean residual mean=0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.224323 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 88 components and 0.224323 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=2.112 mas, bmaj=2.807 mas, bpa=1.006 degrees ! Estimated noise=0.190046 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213997 Jy ! Component: 100 - total flux cleaned = 0.00370555 Jy ! Component: 150 - total flux cleaned = 0.00495433 Jy ! Component: 200 - total flux cleaned = 0.0059309 Jy ! Total flux subtracted in 200 components = 0.0059309 Jy ! Clean residual min=-0.001161 max=0.001345 Jy/beam ! Clean residual mean=0.000004 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.230254 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 = 0.000612214 Jy ! Component: 100 - total flux cleaned = 0.000995962 Jy ! Component: 150 - total flux cleaned = 0.00130776 Jy ! Component: 200 - total flux cleaned = 0.00149245 Jy ! Total flux subtracted in 200 components = 0.00149245 Jy ! Clean residual min=-0.001087 max=0.001246 Jy/beam ! Clean residual mean=0.000004 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.231746 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 169 components and 0.231746 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9131 mas, bmaj=1.8 mas, bpa=-0.5167 degrees ! Estimated noise=0.150968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.82303e-05 Jy ! Component: 100 - total flux cleaned = -6.76891e-05 Jy ! Component: 150 - total flux cleaned = 8.20813e-05 Jy ! Component: 200 - total flux cleaned = 0.000262786 Jy ! Total flux subtracted in 200 components = 0.000262786 Jy ! Clean residual min=-0.000998 max=0.001002 Jy/beam ! Clean residual mean=0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.232009 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 193 components and 0.232009 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=0.054885Jy sigma=1.169876 ! Fit after self-cal, rms=0.054876Jy sigma=1.169739 wmodel J0426+2350_X_map.mod ! Writing 193 model components to file: J0426+2350_X_map.mod wobs J0426+2350_X_uvs.fits ! Writing UV FITS file: J0426+2350_X_uvs.fits wwins J0426+2350_X_map.win ! wwins: Wrote 7 windows to J0426+2350_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 = 0.000114766 Jy ! Component: 100 - total flux cleaned = 9.77883e-05 Jy ! Component: 150 - total flux cleaned = 8.08079e-05 Jy ! Component: 200 - total flux cleaned = 0.000144619 Jy ! Component: 250 - total flux cleaned = 0.000221632 Jy ! Component: 300 - total flux cleaned = 0.000281765 Jy ! Component: 350 - total flux cleaned = 0.000413709 Jy ! Component: 400 - total flux cleaned = 0.00052834 Jy ! Component: 450 - total flux cleaned = 0.000640413 Jy ! Component: 500 - total flux cleaned = 0.000695368 Jy ! Component: 550 - total flux cleaned = 0.00076251 Jy ! Component: 600 - total flux cleaned = 0.000802132 Jy ! Component: 650 - total flux cleaned = 0.000853858 Jy ! Component: 700 - total flux cleaned = 0.000853508 Jy ! Component: 750 - total flux cleaned = 0.000853412 Jy ! Component: 800 - total flux cleaned = 0.000841098 Jy ! Component: 850 - total flux cleaned = 0.000853778 Jy ! Component: 900 - total flux cleaned = 0.000890311 Jy ! Component: 950 - total flux cleaned = 0.000890309 Jy ! Component: 1000 - total flux cleaned = 0.000866796 Jy ! Component: 1050 - total flux cleaned = 0.000901764 Jy ! Component: 1100 - total flux cleaned = 0.000890058 Jy ! Component: 1150 - total flux cleaned = 0.000912761 Jy ! Component: 1200 - total flux cleaned = 0.000890072 Jy ! Component: 1250 - total flux cleaned = 0.000912257 Jy ! Component: 1300 - total flux cleaned = 0.000813294 Jy ! Component: 1350 - total flux cleaned = 0.000867833 Jy ! Component: 1400 - total flux cleaned = 0.000846054 Jy ! Component: 1450 - total flux cleaned = 0.000814086 Jy ! Component: 1500 - total flux cleaned = 0.000835238 Jy ! Component: 1550 - total flux cleaned = 0.00083514 Jy ! Component: 1600 - total flux cleaned = 0.000824583 Jy ! Component: 1650 - total flux cleaned = 0.000824593 Jy ! Component: 1700 - total flux cleaned = 0.000834764 Jy ! Component: 1750 - total flux cleaned = 0.000804649 Jy ! Component: 1800 - total flux cleaned = 0.000804769 Jy ! Component: 1850 - total flux cleaned = 0.000844308 Jy ! Component: 1900 - total flux cleaned = 0.000824738 Jy ! Component: 1950 - total flux cleaned = 0.000805374 Jy ! Component: 2000 - total flux cleaned = 0.000872815 Jy ! Component: 2050 - total flux cleaned = 0.000825018 Jy ! Component: 2100 - total flux cleaned = 0.000872308 Jy ! Component: 2150 - total flux cleaned = 0.000862786 Jy ! Component: 2200 - total flux cleaned = 0.000881433 Jy ! Component: 2250 - total flux cleaned = 0.000909201 Jy ! Component: 2300 - total flux cleaned = 0.000890785 Jy ! Component: 2350 - total flux cleaned = 0.000945357 Jy ! Component: 2400 - total flux cleaned = 0.000927363 Jy ! Component: 2450 - total flux cleaned = 0.000963184 Jy ! Component: 2500 - total flux cleaned = 0.000998719 Jy ! Component: 2550 - total flux cleaned = 0.000989926 Jy ! Component: 2600 - total flux cleaned = 0.000990005 Jy ! Component: 2650 - total flux cleaned = 0.000989989 Jy ! Component: 2700 - total flux cleaned = 0.00102445 Jy ! Component: 2750 - total flux cleaned = 0.0010501 Jy ! Component: 2800 - total flux cleaned = 0.00105008 Jy ! Component: 2850 - total flux cleaned = 0.00105007 Jy ! Component: 2900 - total flux cleaned = 0.00105857 Jy ! Component: 2950 - total flux cleaned = 0.00103358 Jy ! Component: 3000 - total flux cleaned = 0.00107504 Jy ! Component: 3050 - total flux cleaned = 0.00107498 Jy ! Component: 3100 - total flux cleaned = 0.00109949 Jy ! Component: 3150 - total flux cleaned = 0.00113189 Jy ! Component: 3200 - total flux cleaned = 0.0011399 Jy ! Component: 3250 - total flux cleaned = 0.00115593 Jy ! Component: 3300 - total flux cleaned = 0.00117978 Jy ! Component: 3350 - total flux cleaned = 0.00116405 Jy ! Component: 3400 - total flux cleaned = 0.00119557 Jy ! Component: 3450 - total flux cleaned = 0.00121123 Jy ! Component: 3500 - total flux cleaned = 0.00125004 Jy ! Component: 3550 - total flux cleaned = 0.00128096 Jy ! Component: 3600 - total flux cleaned = 0.00126565 Jy ! Component: 3650 - total flux cleaned = 0.0012656 Jy ! Component: 3700 - total flux cleaned = 0.00128827 Jy ! Component: 3750 - total flux cleaned = 0.00131084 Jy ! Component: 3800 - total flux cleaned = 0.00130325 Jy ! Component: 3850 - total flux cleaned = 0.00131072 Jy ! Component: 3900 - total flux cleaned = 0.00133299 Jy ! Component: 3950 - total flux cleaned = 0.0013478 Jy ! Component: 4000 - total flux cleaned = 0.00138444 Jy ! Component: 4050 - total flux cleaned = 0.00139899 Jy ! Total flux subtracted in 4096 components = 0.00139176 Jy ! Clean residual min=-0.000553 max=0.000411 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.233401 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 524 components and 0.233401 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0426+2350_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9131 x 1.8 at -0.5167 degrees (North through East) ! Clean map min=-0.00089581 max=0.20209 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0426+2350_X_map.fits wmodel /vlbi/uf001/uva//J0426+2350_X_map.mod ! Writing 524 model components to file: /vlbi/uf001/uva//J0426+2350_X_map.mod wobs /vlbi/uf001/uva//J0426+2350_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0426+2350_X_uvs.fits wwins /vlbi/uf001/uva//J0426+2350_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0426+2350_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.202086 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127981 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.18999 0.18999 0.37998 0.75996 1.51992 3.03984 6.07968 12.1594 24.3187 48.6374 97.2748 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.202 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1579.03 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0426+2350_X_dfm.log closed on Sun Jan 13 22:11:41 2019