! Started logfile: /vlbi/uf001/uva//J1559-0531_X_dfm.log on Mon Jan 14 03:31:14 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//J1559-0531_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1559-0531_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.79883 visibilities/baseline/integration-bin. ! Found source: J1559-0531 ! ! 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 24588 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 J1559-0531_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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003766Jy sigma=25.109037 ! Fit after self-cal, rms=0.914729Jy sigma=22.774622 ! 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=0.7666 mas, bmaj=1.755 mas, bpa=0.4466 degrees ! Estimated noise=0.299629 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 = 0.0654486 Jy ! Component: 100 - total flux cleaned = 0.0813672 Jy ! Total flux subtracted in 100 components = 0.0813672 Jy ! Clean residual min=-0.003128 max=0.006481 Jy/beam ! Clean residual mean=0.000003 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.0813672 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0813672 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=0.067430Jy sigma=1.390950 ! Fit after self-cal, rms=0.067141Jy sigma=1.384652 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00721754 Jy ! Component: 100 - total flux cleaned = 0.0108666 Jy ! Total flux subtracted in 100 components = 0.0108666 Jy ! Clean residual min=-0.002429 max=0.003355 Jy/beam ! Clean residual mean=0.000004 rms=0.000597 Jy/beam ! Combined flux in latest and established models = 0.0922339 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0922339 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=0.066239Jy sigma=1.348838 ! Fit after self-cal, rms=0.066251Jy sigma=1.348702 ! 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=0.9905 mas, bmaj=2.173 mas, bpa=-0.2117 degrees ! Estimated noise=0.188061 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 (0.4, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395713 Jy ! Component: 100 - total flux cleaned = 0.00486036 Jy ! Component: 150 - total flux cleaned = 0.00521671 Jy ! Component: 200 - total flux cleaned = 0.00556638 Jy ! Total flux subtracted in 200 components = 0.00556638 Jy ! Clean residual min=-0.001804 max=0.002366 Jy/beam ! Clean residual mean=0.000000 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0978002 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.0978002 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=0.066042Jy sigma=1.339230 ! Fit after self-cal, rms=0.066051Jy sigma=1.339043 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9905 x 2.173 at -0.2117 degrees (North through East) ! Clean map min=-0.0021241 max=0.08773 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.06 KP 0.99 ! LA 0.99 MK 1.00 NL 1.01 OV 0.90 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.99 KP 1.06 ! LA 1.00 MK 1.03 NL 0.98 OV 0.93 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.03 KP 1.01 ! LA 0.97 MK 1.00 NL 0.98 OV 0.92 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.01 KP 1.04 ! LA 1.01 MK 1.09 NL 0.95 OV 0.90 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.06 KP 1.02 ! LA 0.97 MK 1.07 NL 1.00 OV 0.93 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.02 KP 1.01 ! LA 1.00 MK 1.00 NL 0.99 OV 0.94 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 1.05 KP 1.00 ! LA 1.00 MK 1.01 NL 0.99 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.01 KP 1.05 ! LA 1.00 MK 1.04 NL 1.01 OV 0.93 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.03 KP 1.00 ! LA 1.04 MK 1.03 NL 1.02 OV 0.96 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.09 KP 1.02 ! LA 0.99 MK 1.03 NL 1.01 OV 0.93 ! PT 0.93 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.00 HN 0.98 KP 1.00 ! LA 1.01 MK 0.99 NL 0.95 OV 0.93 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.02 KP 1.00 ! LA 1.02 MK 0.96 NL 1.01 OV 0.95 ! PT 0.94 SC 1.00 ! ! ! Fit before self-cal, rms=0.066051Jy sigma=1.339043 ! Fit after self-cal, rms=0.066753Jy sigma=1.331275 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9959 mas, bmaj=2.195 mas, bpa=-0.04843 degrees ! Estimated noise=0.1868 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 = -0.00117111 Jy ! Component: 100 - total flux cleaned = -0.00164746 Jy ! Component: 150 - total flux cleaned = -0.00162406 Jy ! Component: 200 - total flux cleaned = -0.00160186 Jy ! Total flux subtracted in 200 components = -0.00160186 Jy ! Clean residual min=-0.001371 max=0.001499 Jy/beam ! Clean residual mean=0.000001 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0961984 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.0961984 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=0.066716Jy sigma=1.330716 ! Fit after self-cal, rms=0.066768Jy sigma=1.330500 ! 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=0.066768Jy sigma=1.330500 ! Fit after self-cal, rms=0.069664Jy sigma=1.324361 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9975 mas, bmaj=2.196 mas, bpa=0.03332 degrees ! Estimated noise=0.186684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.91507e-05 Jy ! Component: 100 - total flux cleaned = 0.00016101 Jy ! Component: 150 - total flux cleaned = 0.000177105 Jy ! Component: 200 - total flux cleaned = 0.000177205 Jy ! Total flux subtracted in 200 components = 0.000177205 Jy ! Clean residual min=-0.001054 max=0.000975 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0963756 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 53 components and 0.0963756 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=0.069655Jy sigma=1.324120 ! Fit after self-cal, rms=0.069693Jy sigma=1.324022 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 = -4.90981e-05 Jy ! Component: 100 - total flux cleaned = -3.52347e-05 Jy ! Component: 150 - total flux cleaned = -2.19048e-05 Jy ! Component: 200 - total flux cleaned = -9.73784e-06 Jy ! Total flux subtracted in 200 components = -9.73784e-06 Jy ! Clean residual min=-0.001071 max=0.000959 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0963658 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.0963659 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=0.069688Jy sigma=1.323893 ! Fit after self-cal, rms=0.069687Jy sigma=1.323888 ! 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=0.069687Jy sigma=1.323888 ! Fit after self-cal, rms=0.071503Jy sigma=1.323363 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9973 mas, bmaj=2.197 mas, bpa=0.08438 degrees ! Estimated noise=0.186616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.19902e-05 Jy ! Component: 100 - total flux cleaned = 0.000150238 Jy ! Component: 150 - total flux cleaned = 0.00016163 Jy ! Component: 200 - total flux cleaned = 0.00015209 Jy ! Total flux subtracted in 200 components = 0.00015209 Jy ! Clean residual min=-0.000983 max=0.000944 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0965179 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.0965179 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=0.071499Jy sigma=1.323255 ! Fit after self-cal, rms=0.071514Jy sigma=1.323239 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 = -2.07903e-05 Jy ! Component: 100 - total flux cleaned = -2.08253e-05 Jy ! Component: 150 - total flux cleaned = -2.9352e-05 Jy ! Component: 200 - total flux cleaned = -3.75338e-05 Jy ! Total flux subtracted in 200 components = -3.75338e-05 Jy ! Clean residual min=-0.000985 max=0.000938 Jy/beam ! Clean residual mean=-0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0964804 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 71 components and 0.0964804 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=0.071511Jy sigma=1.323182 ! Fit after self-cal, rms=0.071511Jy sigma=1.323177 ! 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=0.071511Jy sigma=1.323177 ! Fit after self-cal, rms=0.071482Jy sigma=1.323164 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.245 mas, bmaj=3.722 mas, bpa=3.592 degrees ! Estimated noise=0.223326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123529 Jy ! Component: 100 - total flux cleaned = 0.000131767 Jy ! Component: 150 - total flux cleaned = 0.000131391 Jy ! Component: 200 - total flux cleaned = 0.000130914 Jy ! Total flux subtracted in 200 components = 0.000130914 Jy ! Clean residual min=-0.001019 max=0.001000 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0966113 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 79 components and 0.0966113 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=0.071482Jy sigma=1.323155 ! Fit after self-cal, rms=0.071482Jy sigma=1.323146 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 = 5.44629e-06 Jy ! Component: 100 - total flux cleaned = 5.74901e-06 Jy ! Component: 150 - total flux cleaned = 1.49104e-05 Jy ! Component: 200 - total flux cleaned = 1.87307e-05 Jy ! Total flux subtracted in 200 components = 1.87307e-05 Jy ! Clean residual min=-0.001008 max=0.000980 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.09663 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 84 components and 0.09663 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=0.071482Jy sigma=1.323156 ! Fit after self-cal, rms=0.071482Jy sigma=1.323147 ! 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=0.9967 mas, bmaj=2.196 mas, bpa=0.08643 degrees ! Estimated noise=0.186561 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9967 x 2.196 at 0.08643 degrees (North through East) ! Clean map min=-0.0012082 max=0.087293 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=0.7698 mas, bmaj=1.768 mas, bpa=0.8838 degrees ! Estimated noise=0.300075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0654958 Jy ! Component: 100 - total flux cleaned = 0.0813955 Jy ! Component: 150 - total flux cleaned = 0.0885538 Jy ! Component: 200 - total flux cleaned = 0.0922249 Jy ! Total flux subtracted in 200 components = 0.0922249 Jy ! Clean residual min=-0.001838 max=0.002012 Jy/beam ! Clean residual mean=0.000003 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0922249 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0922249 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9967 mas, bmaj=2.196 mas, bpa=0.08643 degrees ! Estimated noise=0.186561 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 = 0.0026931 Jy ! Component: 100 - total flux cleaned = 0.00352925 Jy ! Component: 150 - total flux cleaned = 0.00369745 Jy ! Component: 200 - total flux cleaned = 0.00369885 Jy ! Total flux subtracted in 200 components = 0.00369885 Jy ! Clean residual min=-0.000972 max=0.001052 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0959237 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0959237 Jy ! Inverting map ! Added new window around map position (-2.4, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000868337 Jy ! Component: 100 - total flux cleaned = 0.00102012 Jy ! Component: 150 - total flux cleaned = 0.00108663 Jy ! Component: 200 - total flux cleaned = 0.00108706 Jy ! Total flux subtracted in 200 components = 0.00108706 Jy ! Clean residual min=-0.000934 max=0.000911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0970108 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 37 components and 0.0970108 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=2.245 mas, bmaj=3.722 mas, bpa=3.592 degrees ! Estimated noise=0.223326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228015 Jy ! Component: 100 - total flux cleaned = 0.000321263 Jy ! Component: 150 - total flux cleaned = 0.000353056 Jy ! Component: 200 - total flux cleaned = 0.000367518 Jy ! Total flux subtracted in 200 components = 0.000367518 Jy ! Clean residual min=-0.001037 max=0.000877 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0973783 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 = 1.31886e-05 Jy ! Component: 100 - total flux cleaned = 1.26422e-05 Jy ! Component: 150 - total flux cleaned = 6.69526e-06 Jy ! Component: 200 - total flux cleaned = 6.95239e-06 Jy ! Total flux subtracted in 200 components = 6.95239e-06 Jy ! Clean residual min=-0.001039 max=0.000867 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0973852 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 59 components and 0.0973852 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9967 mas, bmaj=2.196 mas, bpa=0.08643 degrees ! Estimated noise=0.186561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.37957e-05 Jy ! Component: 100 - total flux cleaned = -6.07687e-05 Jy ! Component: 150 - total flux cleaned = -6.12912e-05 Jy ! Component: 200 - total flux cleaned = -7.66799e-05 Jy ! Total flux subtracted in 200 components = -7.66799e-05 Jy ! Clean residual min=-0.000940 max=0.000909 Jy/beam ! Clean residual mean=-0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0973085 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 0.0973086 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=0.071486Jy sigma=1.323246 ! Fit after self-cal, rms=0.071476Jy sigma=1.323203 wmodel J1559-0531_X_map.mod ! Writing 74 model components to file: J1559-0531_X_map.mod wobs J1559-0531_X_uvs.fits ! Writing UV FITS file: J1559-0531_X_uvs.fits wwins J1559-0531_X_map.win ! wwins: Wrote 3 windows to J1559-0531_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 = -9.1455e-05 Jy ! Component: 100 - total flux cleaned = -0.000124196 Jy ! Component: 150 - total flux cleaned = -0.000139773 Jy ! Component: 200 - total flux cleaned = -0.000124553 Jy ! Component: 250 - total flux cleaned = -5.12307e-05 Jy ! Component: 300 - total flux cleaned = -3.67404e-05 Jy ! Component: 350 - total flux cleaned = 5.73818e-06 Jy ! Component: 400 - total flux cleaned = 3.33052e-05 Jy ! Component: 450 - total flux cleaned = -2.10429e-05 Jy ! Component: 500 - total flux cleaned = -2.11702e-05 Jy ! Component: 550 - total flux cleaned = -8.10131e-06 Jy ! Component: 600 - total flux cleaned = 1.78886e-05 Jy ! Component: 650 - total flux cleaned = 4.35144e-05 Jy ! Component: 700 - total flux cleaned = 4.36724e-05 Jy ! Component: 750 - total flux cleaned = 8.14893e-05 Jy ! Component: 800 - total flux cleaned = 0.000155665 Jy ! Component: 850 - total flux cleaned = 0.000155562 Jy ! Component: 900 - total flux cleaned = 0.000228324 Jy ! Component: 950 - total flux cleaned = 0.000264235 Jy ! Component: 1000 - total flux cleaned = 0.000287856 Jy ! Component: 1050 - total flux cleaned = 0.000334839 Jy ! Component: 1100 - total flux cleaned = 0.000358091 Jy ! Component: 1150 - total flux cleaned = 0.000427376 Jy ! Component: 1200 - total flux cleaned = 0.000450229 Jy ! Component: 1250 - total flux cleaned = 0.000495573 Jy ! Component: 1300 - total flux cleaned = 0.000551749 Jy ! Component: 1350 - total flux cleaned = 0.00055182 Jy ! Component: 1400 - total flux cleaned = 0.000595926 Jy ! Component: 1450 - total flux cleaned = 0.000639734 Jy ! Component: 1500 - total flux cleaned = 0.000639643 Jy ! Component: 1550 - total flux cleaned = 0.000693591 Jy ! Component: 1600 - total flux cleaned = 0.000714963 Jy ! Component: 1650 - total flux cleaned = 0.000725552 Jy ! Component: 1700 - total flux cleaned = 0.000767731 Jy ! Component: 1750 - total flux cleaned = 0.000736359 Jy ! Component: 1800 - total flux cleaned = 0.000798795 Jy ! Component: 1850 - total flux cleaned = 0.000798755 Jy ! Component: 1900 - total flux cleaned = 0.000798841 Jy ! Component: 1950 - total flux cleaned = 0.000778418 Jy ! Component: 2000 - total flux cleaned = 0.000778475 Jy ! Component: 2050 - total flux cleaned = 0.000778504 Jy ! Component: 2100 - total flux cleaned = 0.000758348 Jy ! Component: 2150 - total flux cleaned = 0.000778249 Jy ! Component: 2200 - total flux cleaned = 0.00076842 Jy ! Component: 2250 - total flux cleaned = 0.000788055 Jy ! Component: 2300 - total flux cleaned = 0.000768476 Jy ! Component: 2350 - total flux cleaned = 0.000778127 Jy ! Component: 2400 - total flux cleaned = 0.000768508 Jy ! Component: 2450 - total flux cleaned = 0.000778133 Jy ! Component: 2500 - total flux cleaned = 0.000740146 Jy ! Component: 2550 - total flux cleaned = 0.00076856 Jy ! Component: 2600 - total flux cleaned = 0.000824909 Jy ! Component: 2650 - total flux cleaned = 0.000796925 Jy ! Component: 2700 - total flux cleaned = 0.000824875 Jy ! Component: 2750 - total flux cleaned = 0.000852501 Jy ! Component: 2800 - total flux cleaned = 0.0008433 Jy ! Component: 2850 - total flux cleaned = 0.000888937 Jy ! Component: 2900 - total flux cleaned = 0.000861814 Jy ! Component: 2950 - total flux cleaned = 0.00090685 Jy ! Component: 3000 - total flux cleaned = 0.000862054 Jy ! Component: 3050 - total flux cleaned = 0.000906694 Jy ! Component: 3100 - total flux cleaned = 0.000951106 Jy ! Component: 3150 - total flux cleaned = 0.000942268 Jy ! Component: 3200 - total flux cleaned = 0.000942206 Jy ! Component: 3250 - total flux cleaned = 0.000977156 Jy ! Component: 3300 - total flux cleaned = 0.000959747 Jy ! Component: 3350 - total flux cleaned = 0.000985729 Jy ! Component: 3400 - total flux cleaned = 0.0010459 Jy ! Component: 3450 - total flux cleaned = 0.0010288 Jy ! Component: 3500 - total flux cleaned = 0.00107995 Jy ! Component: 3550 - total flux cleaned = 0.0010969 Jy ! Component: 3600 - total flux cleaned = 0.00111381 Jy ! Component: 3650 - total flux cleaned = 0.00110542 Jy ! Component: 3700 - total flux cleaned = 0.00113065 Jy ! Component: 3750 - total flux cleaned = 0.00113902 Jy ! Component: 3800 - total flux cleaned = 0.00116387 Jy ! Component: 3850 - total flux cleaned = 0.0011309 Jy ! Component: 3900 - total flux cleaned = 0.00119655 Jy ! Component: 3950 - total flux cleaned = 0.00120473 Jy ! Component: 4000 - total flux cleaned = 0.00126967 Jy ! Component: 4050 - total flux cleaned = 0.0012697 Jy ! Total flux subtracted in 4096 components = 0.00129389 Jy ! Clean residual min=-0.000456 max=0.000525 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0986024 Jy keep ! Adding 290 model components to the UV plane model. ! The established model now contains 364 components and 0.0986024 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1559-0531_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9967 x 2.196 at 0.08643 degrees (North through East) ! Clean map min=-0.00097737 max=0.087633 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1559-0531_X_map.fits wmodel /vlbi/uf001/uva//J1559-0531_X_map.mod ! Writing 364 model components to file: /vlbi/uf001/uva//J1559-0531_X_map.mod wobs /vlbi/uf001/uva//J1559-0531_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1559-0531_X_uvs.fits wwins /vlbi/uf001/uva//J1559-0531_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1559-0531_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0876326 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139609 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.477934 0.477934 0.955868 1.91174 3.82347 7.64695 15.2939 30.5878 61.1756 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 627.701 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1559-0531_X_dfm.log closed on Mon Jan 14 03:31:20 2019