! Started logfile: /vlbi/uf001/uva//J1856+0610_X_dfm.log on Mon Jan 14 04:52:18 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//J1856+0610_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1856+0610_X_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.990303 visibilities/baseline/integration-bin. ! Found source: J1856+0610 ! ! 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 58824 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 J1856+0610_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 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020158Jy sigma=22.892054 ! Fit after self-cal, rms=0.869144Jy sigma=19.348142 ! 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=0.7038 mas, bmaj=1.677 mas, bpa=-2.969 degrees ! Estimated noise=0.248819 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 = 0.0875426 Jy ! Component: 100 - total flux cleaned = 0.132063 Jy ! Total flux subtracted in 100 components = 0.132063 Jy ! Clean residual min=-0.007195 max=0.023661 Jy/beam ! Clean residual mean=-0.000006 rms=0.002267 Jy/beam ! Combined flux in latest and established models = 0.132063 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.132063 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=0.089689Jy sigma=2.011733 ! Fit after self-cal, rms=0.089118Jy sigma=2.000565 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288796 Jy ! Component: 100 - total flux cleaned = 0.0478817 Jy ! Total flux subtracted in 100 components = 0.0478817 Jy ! Clean residual min=-0.005403 max=0.012746 Jy/beam ! Clean residual mean=-0.000004 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 0.179945 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.179945 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=0.070786Jy sigma=1.545385 ! Fit after self-cal, rms=0.070743Jy sigma=1.544644 ! Inverting map ! Added new window around map position (1, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142126 Jy ! Component: 100 - total flux cleaned = 0.0247874 Jy ! Total flux subtracted in 100 components = 0.0247874 Jy ! Clean residual min=-0.004492 max=0.008848 Jy/beam ! Clean residual mean=-0.000003 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 0.204733 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 50 components and 0.204733 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=0.064724Jy sigma=1.391088 ! Fit after self-cal, rms=0.064695Jy sigma=1.390162 ! Inverting map ! Added new window around map position (-1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00914114 Jy ! Component: 100 - total flux cleaned = 0.0160319 Jy ! Total flux subtracted in 100 components = 0.0160319 Jy ! Clean residual min=-0.003669 max=0.005416 Jy/beam ! Clean residual mean=-0.000002 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 0.220764 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.220764 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=0.061973Jy sigma=1.319762 ! Fit after self-cal, rms=0.061964Jy sigma=1.319535 ! Inverting map ! Added new window around map position (-1.2, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00613281 Jy ! Component: 100 - total flux cleaned = 0.0110823 Jy ! Total flux subtracted in 100 components = 0.0110823 Jy ! Clean residual min=-0.003337 max=0.004219 Jy/beam ! Clean residual mean=-0.000002 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.231847 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 80 components and 0.231847 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=0.060592Jy sigma=1.283071 ! Fit after self-cal, rms=0.060585Jy sigma=1.282781 ! 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=0.8862 mas, bmaj=1.97 mas, bpa=-1.53 degrees ! Estimated noise=0.133295 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 (1.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00943003 Jy ! Component: 100 - total flux cleaned = 0.0163738 Jy ! Component: 150 - total flux cleaned = 0.021786 Jy ! Component: 200 - total flux cleaned = 0.0260981 Jy ! Total flux subtracted in 200 components = 0.0260981 Jy ! Clean residual min=-0.003588 max=0.003847 Jy/beam ! Clean residual mean=-0.000003 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.257945 Jy ! Performing phase self-cal ! Adding 89 model components to the UV plane model. ! The established model now contains 148 components and 0.257945 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=0.058701Jy sigma=1.230375 ! Fit after self-cal, rms=0.058700Jy sigma=1.230222 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8862 x 1.97 at -1.53 degrees (North through East) ! Clean map min=-0.0035118 max=0.12515 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.98 KP 1.01 ! LA 0.96 MK 1.18 NL 1.11 OV 0.90 ! PT 1.00 SC 1.13 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.01 KP 1.01 ! LA 0.97 MK 1.19 NL 1.12 OV 0.89 ! PT 0.98 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.98 KP 1.02 ! LA 0.96 MK 1.16 NL 1.09 OV 0.90 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.98 KP 1.02 ! LA 0.96 MK 1.11 NL 1.08 OV 0.88 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.95 KP 1.02 ! LA 0.95 MK 1.07 NL 1.10 OV 0.91 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 1.02 ! LA 0.96 MK 1.09 NL 1.08 OV 0.90 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.97 KP 1.02 ! LA 0.96 MK 1.04 NL 1.09 OV 0.89 ! PT 0.99 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.95 KP 1.02 ! LA 0.95 MK 0.99 NL 1.07 OV 0.90 ! PT 0.99 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.95 KP 1.01 ! LA 0.96 MK 1.00 NL 1.07 OV 0.89 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.94 KP 1.02 ! LA 0.95 MK 0.97 NL 1.07 OV 0.89 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.93 KP 0.99 ! LA 0.96 MK 0.96 NL 1.06 OV 0.88 ! PT 0.98 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.97 KP 1.00 ! LA 0.96 MK 0.92 NL 1.07 OV 0.88 ! PT 0.98 SC 0.92 ! ! ! Fit before self-cal, rms=0.058700Jy sigma=1.230222 ! Fit after self-cal, rms=0.056335Jy sigma=1.189175 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8906 mas, bmaj=1.989 mas, bpa=-0.8049 degrees ! Estimated noise=0.132324 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 = -0.00181821 Jy ! Component: 100 - total flux cleaned = -0.00222504 Jy ! Component: 150 - total flux cleaned = -0.00211482 Jy ! Component: 200 - total flux cleaned = -0.00200601 Jy ! Total flux subtracted in 200 components = -0.00200601 Jy ! Clean residual min=-0.001132 max=0.001327 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.255939 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 166 components and 0.255939 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=0.056275Jy sigma=1.187710 ! Fit after self-cal, rms=0.056302Jy sigma=1.187521 ! 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=0.056302Jy sigma=1.187521 ! Fit after self-cal, rms=0.055826Jy sigma=1.183046 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8845 mas, bmaj=1.979 mas, bpa=-0.6679 degrees ! Estimated noise=0.131323 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000989822 Jy ! Component: 100 - total flux cleaned = -0.00142029 Jy ! Component: 150 - total flux cleaned = -0.00142337 Jy ! Component: 200 - total flux cleaned = -0.00136905 Jy ! Total flux subtracted in 200 components = -0.00136905 Jy ! Clean residual min=-0.000727 max=0.000952 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.25457 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 181 components and 0.25457 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=0.055807Jy sigma=1.182593 ! Fit after self-cal, rms=0.055810Jy sigma=1.182568 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 (-0.6, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000946586 Jy ! Component: 100 - total flux cleaned = 0.00141427 Jy ! Component: 150 - total flux cleaned = 0.00169648 Jy ! Component: 200 - total flux cleaned = 0.00193826 Jy ! Total flux subtracted in 200 components = 0.00193826 Jy ! Clean residual min=-0.000690 max=0.000732 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.256508 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 205 components and 0.256508 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=0.055790Jy sigma=1.182084 ! Fit after self-cal, rms=0.055789Jy sigma=1.182059 ! Inverting map ! Added new window around map position (5.8, -24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000477086 Jy ! Component: 100 - total flux cleaned = 0.000533389 Jy ! Component: 150 - total flux cleaned = 0.000583252 Jy ! Component: 200 - total flux cleaned = 0.000673362 Jy ! Total flux subtracted in 200 components = 0.000673362 Jy ! Clean residual min=-0.000636 max=0.000690 Jy/beam ! Clean residual mean=-0.000000 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.257181 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 220 components and 0.257181 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=0.055776Jy sigma=1.181782 ! Fit after self-cal, rms=0.055777Jy sigma=1.181771 ! 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=0.055777Jy sigma=1.181771 ! Fit after self-cal, rms=0.055643Jy sigma=1.181012 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8829 mas, bmaj=1.977 mas, bpa=-0.6628 degrees ! Estimated noise=0.130927 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00051547 Jy ! Component: 100 - total flux cleaned = -0.000578395 Jy ! Component: 150 - total flux cleaned = -0.000539181 Jy ! Component: 200 - total flux cleaned = -0.000551065 Jy ! Total flux subtracted in 200 components = -0.000551065 Jy ! Clean residual min=-0.000593 max=0.000636 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.25663 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 233 components and 0.25663 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=0.055635Jy sigma=1.180827 ! Fit after self-cal, rms=0.055637Jy sigma=1.180822 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 (29.2, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000420497 Jy ! Component: 100 - total flux cleaned = 0.000447593 Jy ! Component: 150 - total flux cleaned = 0.000435695 Jy ! Component: 200 - total flux cleaned = 0.000435356 Jy ! Total flux subtracted in 200 components = 0.000435356 Jy ! Clean residual min=-0.000569 max=0.000572 Jy/beam ! Clean residual mean=-0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.257066 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 252 components and 0.257066 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=0.055629Jy sigma=1.180662 ! Fit after self-cal, rms=0.055628Jy sigma=1.180655 ! 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=0.055628Jy sigma=1.180655 ! Fit after self-cal, rms=0.055561Jy sigma=1.180625 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.171 mas, bmaj=3.127 mas, bpa=0.9445 degrees ! Estimated noise=0.166862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000530081 Jy ! Component: 100 - total flux cleaned = -0.000561332 Jy ! Component: 150 - total flux cleaned = -0.000527479 Jy ! Component: 200 - total flux cleaned = -0.000487613 Jy ! Total flux subtracted in 200 components = -0.000487613 Jy ! Clean residual min=-0.000683 max=0.000534 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.256578 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 268 components and 0.256578 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=0.055558Jy sigma=1.180556 ! Fit after self-cal, rms=0.055559Jy sigma=1.180546 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 = 5.17215e-05 Jy ! Component: 100 - total flux cleaned = 0.000103337 Jy ! Component: 150 - total flux cleaned = 0.000142311 Jy ! Component: 200 - total flux cleaned = 0.00016395 Jy ! Total flux subtracted in 200 components = 0.00016395 Jy ! Clean residual min=-0.000661 max=0.000535 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.256742 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 281 components and 0.256742 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=0.055558Jy sigma=1.180530 ! Fit after self-cal, rms=0.055557Jy sigma=1.180530 ! 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=0.8822 mas, bmaj=1.976 mas, bpa=-0.6796 degrees ! Estimated noise=0.130755 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8822 x 1.976 at -0.6796 degrees (North through East) ! Clean map min=-0.00051631 max=0.12272 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=0.6995 mas, bmaj=1.679 mas, bpa=-2.139 degrees ! Estimated noise=0.244623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0867868 Jy ! Component: 100 - total flux cleaned = 0.131228 Jy ! Component: 150 - total flux cleaned = 0.159649 Jy ! Component: 200 - total flux cleaned = 0.178624 Jy ! Total flux subtracted in 200 components = 0.178624 Jy ! Clean residual min=-0.004382 max=0.010504 Jy/beam ! Clean residual mean=-0.000003 rms=0.001172 Jy/beam ! Combined flux in latest and established models = 0.178624 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.178624 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8822 mas, bmaj=1.976 mas, bpa=-0.6796 degrees ! Estimated noise=0.130755 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 = 0.0238123 Jy ! Component: 100 - total flux cleaned = 0.0382568 Jy ! Component: 150 - total flux cleaned = 0.0478576 Jy ! Component: 200 - total flux cleaned = 0.0545505 Jy ! Total flux subtracted in 200 components = 0.0545505 Jy ! Clean residual min=-0.001720 max=0.003740 Jy/beam ! Clean residual mean=-0.000002 rms=0.000557 Jy/beam ! Combined flux in latest and established models = 0.233175 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 81 components and 0.233175 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00479594 Jy ! Component: 100 - total flux cleaned = 0.00829056 Jy ! Component: 150 - total flux cleaned = 0.0108799 Jy ! Component: 200 - total flux cleaned = 0.012839 Jy ! Total flux subtracted in 200 components = 0.012839 Jy ! Clean residual min=-0.001044 max=0.001510 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.246014 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 104 components and 0.246014 Jy ! Inverting map ! Added new window around map position (-0.2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161206 Jy ! Component: 100 - total flux cleaned = 0.00287035 Jy ! Component: 150 - total flux cleaned = 0.00392637 Jy ! Component: 200 - total flux cleaned = 0.00483658 Jy ! Total flux subtracted in 200 components = 0.00483658 Jy ! Clean residual min=-0.000748 max=0.000746 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.25085 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 133 components and 0.25085 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=2.171 mas, bmaj=3.127 mas, bpa=0.9445 degrees ! Estimated noise=0.166862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126233 Jy ! Component: 100 - total flux cleaned = 0.00217182 Jy ! Component: 150 - total flux cleaned = 0.00290564 Jy ! Component: 200 - total flux cleaned = 0.00342351 Jy ! Total flux subtracted in 200 components = 0.00342351 Jy ! Clean residual min=-0.000681 max=0.000618 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.254274 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 = 0.000359804 Jy ! Component: 100 - total flux cleaned = 0.000637035 Jy ! Component: 150 - total flux cleaned = 0.000880156 Jy ! Component: 200 - total flux cleaned = 0.00108065 Jy ! Total flux subtracted in 200 components = 0.00108065 Jy ! Clean residual min=-0.000647 max=0.000527 Jy/beam ! Clean residual mean=-0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.255354 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 203 components and 0.255354 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8822 mas, bmaj=1.976 mas, bpa=-0.6796 degrees ! Estimated noise=0.130755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.12347e-05 Jy ! Component: 100 - total flux cleaned = 0.000171674 Jy ! Component: 150 - total flux cleaned = 0.000253594 Jy ! Component: 200 - total flux cleaned = 0.000298873 Jy ! Total flux subtracted in 200 components = 0.000298873 Jy ! Clean residual min=-0.000621 max=0.000638 Jy/beam ! Clean residual mean=-0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.255653 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 221 components and 0.255653 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=0.055571Jy sigma=1.180804 ! Fit after self-cal, rms=0.055566Jy sigma=1.180748 wmodel J1856+0610_X_map.mod ! Writing 221 model components to file: J1856+0610_X_map.mod wobs J1856+0610_X_uvs.fits ! Writing UV FITS file: J1856+0610_X_uvs.fits wwins J1856+0610_X_map.win ! wwins: Wrote 9 windows to J1856+0610_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 = -7.82909e-05 Jy ! Component: 100 - total flux cleaned = -0.000141342 Jy ! Component: 150 - total flux cleaned = -0.0002114 Jy ! Component: 200 - total flux cleaned = -0.000240506 Jy ! Component: 250 - total flux cleaned = -0.000287907 Jy ! Component: 300 - total flux cleaned = -0.000334208 Jy ! Component: 350 - total flux cleaned = -0.000379539 Jy ! Component: 400 - total flux cleaned = -0.000388395 Jy ! Component: 450 - total flux cleaned = -0.000388498 Jy ! Component: 500 - total flux cleaned = -0.000414587 Jy ! Component: 550 - total flux cleaned = -0.000431552 Jy ! Component: 600 - total flux cleaned = -0.000440097 Jy ! Component: 650 - total flux cleaned = -0.000481626 Jy ! Component: 700 - total flux cleaned = -0.000473307 Jy ! Component: 750 - total flux cleaned = -0.000473374 Jy ! Component: 800 - total flux cleaned = -0.000489611 Jy ! Component: 850 - total flux cleaned = -0.00048161 Jy ! Component: 900 - total flux cleaned = -0.000473674 Jy ! Component: 950 - total flux cleaned = -0.00048939 Jy ! Component: 1000 - total flux cleaned = -0.000489407 Jy ! Component: 1050 - total flux cleaned = -0.000504791 Jy ! Component: 1100 - total flux cleaned = -0.000497268 Jy ! Component: 1150 - total flux cleaned = -0.000505028 Jy ! Component: 1200 - total flux cleaned = -0.000542514 Jy ! Component: 1250 - total flux cleaned = -0.000572326 Jy ! Component: 1300 - total flux cleaned = -0.000557522 Jy ! Component: 1350 - total flux cleaned = -0.00058689 Jy ! Component: 1400 - total flux cleaned = -0.00057233 Jy ! Component: 1450 - total flux cleaned = -0.000608421 Jy ! Component: 1500 - total flux cleaned = -0.000615551 Jy ! Component: 1550 - total flux cleaned = -0.000615525 Jy ! Component: 1600 - total flux cleaned = -0.00061559 Jy ! Component: 1650 - total flux cleaned = -0.00063676 Jy ! Component: 1700 - total flux cleaned = -0.000629827 Jy ! Component: 1750 - total flux cleaned = -0.000657605 Jy ! Component: 1800 - total flux cleaned = -0.00062304 Jy ! Component: 1850 - total flux cleaned = -0.000623111 Jy ! Component: 1900 - total flux cleaned = -0.000623197 Jy ! Component: 1950 - total flux cleaned = -0.000616474 Jy ! Component: 2000 - total flux cleaned = -0.000609756 Jy ! Component: 2050 - total flux cleaned = -0.000602994 Jy ! Component: 2100 - total flux cleaned = -0.000603001 Jy ! Component: 2150 - total flux cleaned = -0.000603037 Jy ! Component: 2200 - total flux cleaned = -0.000576796 Jy ! Component: 2250 - total flux cleaned = -0.000589911 Jy ! Component: 2300 - total flux cleaned = -0.000583429 Jy ! Component: 2350 - total flux cleaned = -0.000622193 Jy ! Component: 2400 - total flux cleaned = -0.000583594 Jy ! Component: 2450 - total flux cleaned = -0.000602784 Jy ! Component: 2500 - total flux cleaned = -0.000583664 Jy ! Component: 2550 - total flux cleaned = -0.000583672 Jy ! Component: 2600 - total flux cleaned = -0.000596253 Jy ! Component: 2650 - total flux cleaned = -0.000589981 Jy ! Component: 2700 - total flux cleaned = -0.000577575 Jy ! Component: 2750 - total flux cleaned = -0.000559042 Jy ! Component: 2800 - total flux cleaned = -0.000589807 Jy ! Component: 2850 - total flux cleaned = -0.000571516 Jy ! Component: 2900 - total flux cleaned = -0.000559346 Jy ! Component: 2950 - total flux cleaned = -0.000571459 Jy ! Component: 3000 - total flux cleaned = -0.000565392 Jy ! Component: 3050 - total flux cleaned = -0.000589392 Jy ! Component: 3100 - total flux cleaned = -0.000559535 Jy ! Component: 3150 - total flux cleaned = -0.000547689 Jy ! Component: 3200 - total flux cleaned = -0.000583105 Jy ! Component: 3250 - total flux cleaned = -0.000583094 Jy ! Component: 3300 - total flux cleaned = -0.000571322 Jy ! Component: 3350 - total flux cleaned = -0.000542222 Jy ! Component: 3400 - total flux cleaned = -0.000547986 Jy ! Component: 3450 - total flux cleaned = -0.000553745 Jy ! Component: 3500 - total flux cleaned = -0.000576656 Jy ! Component: 3550 - total flux cleaned = -0.000570976 Jy ! Component: 3600 - total flux cleaned = -0.000582333 Jy ! Component: 3650 - total flux cleaned = -0.000582357 Jy ! Component: 3700 - total flux cleaned = -0.000616127 Jy ! Component: 3750 - total flux cleaned = -0.000632949 Jy ! Component: 3800 - total flux cleaned = -0.000632958 Jy ! Component: 3850 - total flux cleaned = -0.00061079 Jy ! Component: 3900 - total flux cleaned = -0.000655006 Jy ! Component: 3950 - total flux cleaned = -0.000649492 Jy ! Component: 4000 - total flux cleaned = -0.000654962 Jy ! Component: 4050 - total flux cleaned = -0.000676804 Jy ! Total flux subtracted in 4096 components = -0.000703969 Jy ! Clean residual min=-0.000346 max=0.000351 Jy/beam ! Clean residual mean=0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.254949 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 534 components and 0.254949 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1856+0610_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8822 x 1.976 at -0.6796 degrees (North through East) ! Clean map min=-0.00049176 max=0.12308 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1856+0610_X_map.fits wmodel /vlbi/uf001/uva//J1856+0610_X_map.mod ! Writing 534 model components to file: /vlbi/uf001/uva//J1856+0610_X_map.mod wobs /vlbi/uf001/uva//J1856+0610_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1856+0610_X_uvs.fits wwins /vlbi/uf001/uva//J1856+0610_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1856+0610_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.123084 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.51212e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.231845 0.231845 0.463691 0.927382 1.85476 3.70953 7.41906 14.8381 29.6762 59.3524 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.123 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1293.96 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1856+0610_X_dfm.log closed on Mon Jan 14 04:52:26 2019