! Started logfile: /vlbi/uf001/uva//J0637+8125_X_dfm.log on Sun Jan 13 23:04:30 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//J0637+8125_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0637+8125_X_uva.fits ! AN table 1: 148 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.89985 visibilities/baseline/integration-bin. ! Found source: J0637+8125 ! ! 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 71916 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 J0637+8125_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 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 112 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003590Jy sigma=20.863603 ! Fit after self-cal, rms=0.962220Jy sigma=19.995624 ! 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=0.7649 mas, bmaj=0.7834 mas, bpa=-50.58 degrees ! Estimated noise=0.311798 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 = 0.0278706 Jy ! Component: 100 - total flux cleaned = 0.0353209 Jy ! Total flux subtracted in 100 components = 0.0353209 Jy ! Clean residual min=-0.002434 max=0.004514 Jy/beam ! Clean residual mean=0.000003 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0353209 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0353209 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=0.066855Jy sigma=1.291504 ! Fit after self-cal, rms=0.065242Jy sigma=1.257953 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056752 Jy ! Component: 100 - total flux cleaned = 0.00843637 Jy ! Total flux subtracted in 100 components = 0.00843637 Jy ! Clean residual min=-0.002067 max=0.004035 Jy/beam ! Clean residual mean=0.000003 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.0437573 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0437573 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=0.064429Jy sigma=1.238723 ! Fit after self-cal, rms=0.064410Jy sigma=1.238175 ! Inverting map ! Added new window around map position (1.4, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038716 Jy ! Component: 100 - total flux cleaned = 0.00578395 Jy ! Total flux subtracted in 100 components = 0.00578395 Jy ! Clean residual min=-0.002031 max=0.003329 Jy/beam ! Clean residual mean=0.000002 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0495412 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.0495412 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=0.064068Jy sigma=1.229928 ! Fit after self-cal, rms=0.064003Jy sigma=1.228250 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278065 Jy ! Component: 100 - total flux cleaned = 0.00414843 Jy ! Total flux subtracted in 100 components = 0.00414843 Jy ! Clean residual min=-0.002080 max=0.002491 Jy/beam ! Clean residual mean=0.000002 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.0536897 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.0536897 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=0.063826Jy sigma=1.223985 ! Fit after self-cal, rms=0.063794Jy sigma=1.223061 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.06 mas, bpa=-69.12 degrees ! Estimated noise=0.131053 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 (-1.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00434172 Jy ! Component: 100 - total flux cleaned = 0.00720336 Jy ! Component: 150 - total flux cleaned = 0.00929725 Jy ! Component: 200 - total flux cleaned = 0.0109191 Jy ! Total flux subtracted in 200 components = 0.0109191 Jy ! Clean residual min=-0.001634 max=0.002165 Jy/beam ! Clean residual mean=0.000001 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0646087 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 56 components and 0.0646087 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=0.063452Jy sigma=1.214608 ! Fit after self-cal, rms=0.063397Jy sigma=1.213501 ! Inverting map ! Added new window around map position (-4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246646 Jy ! Component: 100 - total flux cleaned = 0.00409826 Jy ! Component: 150 - total flux cleaned = 0.00536138 Jy ! Component: 200 - total flux cleaned = 0.0063215 Jy ! Total flux subtracted in 200 components = 0.0063215 Jy ! Clean residual min=-0.001417 max=0.001361 Jy/beam ! Clean residual mean=0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0709302 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 82 components and 0.0709302 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=0.063283Jy sigma=1.210666 ! Fit after self-cal, rms=0.063251Jy sigma=1.210210 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 1.06 at -69.12 degrees (North through East) ! Clean map min=-0.0013146 max=0.038351 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.12 KP 1.05 ! LA 0.88 MK 1.11 NL 0.99 OV 0.96 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.09 HN 1.01 KP 1.06 ! LA 0.86 MK 1.08 NL 1.03 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.13 HN 1.05 KP 1.06 ! LA 0.86 MK 1.05 NL 1.00 OV 1.00 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.12 HN 1.00 KP 1.10 ! LA 0.81 MK 1.12 NL 1.07 OV 0.99 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.08 HN 1.06 KP 1.10 ! LA 0.81 MK 1.10 NL 1.01 OV 0.93 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.09 HN 1.03 KP 1.16 ! LA 0.85 MK 1.16 NL 0.96 OV 0.94 ! PT 0.95 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.05 HN 1.01 KP 1.15 ! LA 0.83 MK 1.01 NL 1.02 OV 0.98 ! PT 0.94 SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.08 HN 1.00 KP 1.12 ! LA 0.82 MK 1.05 NL 1.04 OV 1.03 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 0.97 KP 1.13 ! LA 0.81 MK 0.99 NL 1.01 OV 0.99 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.98 KP 1.12 ! LA 0.85 MK 1.08 NL 0.93 OV 0.97 ! PT 0.92 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.11 HN 0.95 KP 1.05 ! LA 0.82 MK 0.98 NL 0.97 OV 0.99 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.94 KP 1.12 ! LA 0.81 MK 0.97 NL 0.96 OV 0.98 ! PT 0.93 SC 0.90 ! ! ! Fit before self-cal, rms=0.063251Jy sigma=1.210210 ! Fit after self-cal, rms=0.062802Jy sigma=1.203909 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=1.063 mas, bpa=-67.34 degrees ! Estimated noise=0.132541 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 (-11.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124658 Jy ! Component: 100 - total flux cleaned = 0.00188877 Jy ! Component: 150 - total flux cleaned = 0.00244321 Jy ! Component: 200 - total flux cleaned = 0.00285843 Jy ! Total flux subtracted in 200 components = 0.00285843 Jy ! Clean residual min=-0.000895 max=0.000855 Jy/beam ! Clean residual mean=-0.000001 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0737886 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.0737886 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=0.062766Jy sigma=1.203056 ! Fit after self-cal, rms=0.062865Jy sigma=1.201877 ! 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=0.062865Jy sigma=1.201877 ! Fit after self-cal, rms=0.063928Jy sigma=1.199688 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.067 mas, bpa=-77.33 degrees ! Estimated noise=0.133119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000767918 Jy ! Component: 100 - total flux cleaned = 0.00115541 Jy ! Component: 150 - total flux cleaned = 0.00134518 Jy ! Component: 200 - total flux cleaned = 0.00151268 Jy ! Total flux subtracted in 200 components = 0.00151268 Jy ! Clean residual min=-0.000845 max=0.000764 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0753013 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 109 components and 0.0753013 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=0.063914Jy sigma=1.199408 ! Fit after self-cal, rms=0.064013Jy sigma=1.198928 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000194945 Jy ! Component: 100 - total flux cleaned = 0.000369928 Jy ! Component: 150 - total flux cleaned = 0.000494251 Jy ! Component: 200 - total flux cleaned = 0.000592977 Jy ! Total flux subtracted in 200 components = 0.000592977 Jy ! Clean residual min=-0.000849 max=0.000800 Jy/beam ! Clean residual mean=-0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0758943 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.0758943 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=0.064005Jy sigma=1.198775 ! Fit after self-cal, rms=0.064007Jy sigma=1.198740 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.064007Jy sigma=1.198740 ! Fit after self-cal, rms=0.064214Jy sigma=1.198614 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=1.066 mas, bpa=-75.04 degrees ! Estimated noise=0.132744 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000275813 Jy ! Component: 100 - total flux cleaned = 0.000389107 Jy ! Component: 150 - total flux cleaned = 0.000503263 Jy ! Component: 200 - total flux cleaned = 0.00058023 Jy ! Total flux subtracted in 200 components = 0.00058023 Jy ! Clean residual min=-0.000810 max=0.000744 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0764745 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 118 components and 0.0764745 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=0.064206Jy sigma=1.198486 ! Fit after self-cal, rms=0.064241Jy sigma=1.198426 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.09975e-05 Jy ! Component: 100 - total flux cleaned = 0.000147732 Jy ! Component: 150 - total flux cleaned = 0.000170839 Jy ! Component: 200 - total flux cleaned = 0.000214787 Jy ! Total flux subtracted in 200 components = 0.000214787 Jy ! Clean residual min=-0.000806 max=0.000740 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0766893 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 120 components and 0.0766893 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=0.064236Jy sigma=1.198339 ! Fit after self-cal, rms=0.064238Jy sigma=1.198324 ! 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=0.064238Jy sigma=1.198324 ! Fit after self-cal, rms=0.064180Jy sigma=1.198288 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.385 mas, bmaj=2.513 mas, bpa=-70.59 degrees ! Estimated noise=0.176466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000158281 Jy ! Component: 100 - total flux cleaned = 0.000268845 Jy ! Component: 150 - total flux cleaned = 0.000373046 Jy ! Component: 200 - total flux cleaned = 0.000460683 Jy ! Total flux subtracted in 200 components = 0.000460683 Jy ! Clean residual min=-0.000919 max=0.000930 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.07715 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 123 components and 0.07715 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=0.064179Jy sigma=1.198254 ! Fit after self-cal, rms=0.064189Jy sigma=1.198202 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 = 5.58139e-05 Jy ! Component: 100 - total flux cleaned = 0.000115588 Jy ! Component: 150 - total flux cleaned = 0.000141709 Jy ! Component: 200 - total flux cleaned = 0.000172555 Jy ! Total flux subtracted in 200 components = 0.000172555 Jy ! Clean residual min=-0.000903 max=0.000911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0773225 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 128 components and 0.0773226 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=0.064189Jy sigma=1.198196 ! Fit after self-cal, rms=0.064187Jy sigma=1.198163 ! 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=1.032 mas, bmaj=1.064 mas, bpa=-71.24 degrees ! Estimated noise=0.132307 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.032 x 1.064 at -71.24 degrees (North through East) ! Clean map min=-0.0009395 max=0.037917 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=0.7611 mas, bmaj=0.781 mas, bpa=-59 degrees ! Estimated noise=0.315162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0295367 Jy ! Component: 100 - total flux cleaned = 0.0398512 Jy ! Component: 150 - total flux cleaned = 0.0456902 Jy ! Component: 200 - total flux cleaned = 0.0498646 Jy ! Total flux subtracted in 200 components = 0.0498646 Jy ! Clean residual min=-0.002117 max=0.002459 Jy/beam ! Clean residual mean=0.000003 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.0498646 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0498646 Jy ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=1.064 mas, bpa=-71.24 degrees ! Estimated noise=0.132307 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 = 0.0057392 Jy ! Component: 100 - total flux cleaned = 0.00970478 Jy ! Component: 150 - total flux cleaned = 0.0127164 Jy ! Component: 200 - total flux cleaned = 0.0150994 Jy ! Total flux subtracted in 200 components = 0.0150994 Jy ! Clean residual min=-0.001262 max=0.001445 Jy/beam ! Clean residual mean=0.000002 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.064964 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 70 components and 0.064964 Jy ! Inverting map ! Added new window around map position (-5.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00191068 Jy ! Component: 100 - total flux cleaned = 0.0034817 Jy ! Component: 150 - total flux cleaned = 0.00480531 Jy ! Component: 200 - total flux cleaned = 0.00593395 Jy ! Total flux subtracted in 200 components = 0.00593395 Jy ! Clean residual min=-0.001007 max=0.000802 Jy/beam ! Clean residual mean=0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0708979 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 101 components and 0.0708979 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=2.385 mas, bmaj=2.513 mas, bpa=-70.59 degrees ! Estimated noise=0.176466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177873 Jy ! Component: 100 - total flux cleaned = 0.00296891 Jy ! Component: 150 - total flux cleaned = 0.00351514 Jy ! Component: 200 - total flux cleaned = 0.00396658 Jy ! Total flux subtracted in 200 components = 0.00396658 Jy ! Clean residual min=-0.001126 max=0.001080 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0748645 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 = 0.000350714 Jy ! Component: 100 - total flux cleaned = 0.000691921 Jy ! Component: 150 - total flux cleaned = 0.000941671 Jy ! Component: 200 - total flux cleaned = 0.00115662 Jy ! Total flux subtracted in 200 components = 0.00115662 Jy ! Clean residual min=-0.001015 max=0.001004 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0760211 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 166 components and 0.0760211 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=1.064 mas, bpa=-71.24 degrees ! Estimated noise=0.132307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385841 Jy ! Component: 100 - total flux cleaned = 0.000506004 Jy ! Component: 150 - total flux cleaned = 0.000581613 Jy ! Component: 200 - total flux cleaned = 0.000648172 Jy ! Total flux subtracted in 200 components = 0.000648172 Jy ! Clean residual min=-0.000808 max=0.000740 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0766693 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 181 components and 0.0766693 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=0.064181Jy sigma=1.198142 ! Fit after self-cal, rms=0.064177Jy sigma=1.197981 wmodel J0637+8125_X_map.mod ! Writing 181 model components to file: J0637+8125_X_map.mod wobs J0637+8125_X_uvs.fits ! Writing UV FITS file: J0637+8125_X_uvs.fits wwins J0637+8125_X_map.win ! wwins: Wrote 6 windows to J0637+8125_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 = -5.67363e-06 Jy ! Component: 100 - total flux cleaned = 3.18359e-05 Jy ! Component: 150 - total flux cleaned = 8.02892e-05 Jy ! Component: 200 - total flux cleaned = 0.000150033 Jy ! Component: 250 - total flux cleaned = 0.000138348 Jy ! Component: 300 - total flux cleaned = 0.000149583 Jy ! Component: 350 - total flux cleaned = 0.000214943 Jy ! Component: 400 - total flux cleaned = 0.000279192 Jy ! Component: 450 - total flux cleaned = 0.000353095 Jy ! Component: 500 - total flux cleaned = 0.000435965 Jy ! Component: 550 - total flux cleaned = 0.000466591 Jy ! Component: 600 - total flux cleaned = 0.000547339 Jy ! Component: 650 - total flux cleaned = 0.000587095 Jy ! Component: 700 - total flux cleaned = 0.00063639 Jy ! Component: 750 - total flux cleaned = 0.000646062 Jy ! Component: 800 - total flux cleaned = 0.000675114 Jy ! Component: 850 - total flux cleaned = 0.000703768 Jy ! Component: 900 - total flux cleaned = 0.000722635 Jy ! Component: 950 - total flux cleaned = 0.000722672 Jy ! Component: 1000 - total flux cleaned = 0.00070427 Jy ! Component: 1050 - total flux cleaned = 0.000750282 Jy ! Component: 1100 - total flux cleaned = 0.000768494 Jy ! Component: 1150 - total flux cleaned = 0.000786712 Jy ! Component: 1200 - total flux cleaned = 0.000777725 Jy ! Component: 1250 - total flux cleaned = 0.000795446 Jy ! Component: 1300 - total flux cleaned = 0.000804276 Jy ! Component: 1350 - total flux cleaned = 0.000777959 Jy ! Component: 1400 - total flux cleaned = 0.000786625 Jy ! Component: 1450 - total flux cleaned = 0.000795223 Jy ! Component: 1500 - total flux cleaned = 0.000760919 Jy ! Component: 1550 - total flux cleaned = 0.000769461 Jy ! Component: 1600 - total flux cleaned = 0.000769558 Jy ! Component: 1650 - total flux cleaned = 0.000786165 Jy ! Component: 1700 - total flux cleaned = 0.000769437 Jy ! Component: 1750 - total flux cleaned = 0.000786092 Jy ! Component: 1800 - total flux cleaned = 0.000794336 Jy ! Component: 1850 - total flux cleaned = 0.000753441 Jy ! Component: 1900 - total flux cleaned = 0.000785894 Jy ! Component: 1950 - total flux cleaned = 0.000769669 Jy ! Component: 2000 - total flux cleaned = 0.000785761 Jy ! Component: 2050 - total flux cleaned = 0.000793744 Jy ! Component: 2100 - total flux cleaned = 0.000809606 Jy ! Component: 2150 - total flux cleaned = 0.000833283 Jy ! Component: 2200 - total flux cleaned = 0.000825562 Jy ! Component: 2250 - total flux cleaned = 0.000848987 Jy ! Component: 2300 - total flux cleaned = 0.000848941 Jy ! Component: 2350 - total flux cleaned = 0.000887553 Jy ! Component: 2400 - total flux cleaned = 0.000902921 Jy ! Component: 2450 - total flux cleaned = 0.000925826 Jy ! Component: 2500 - total flux cleaned = 0.000925806 Jy ! Component: 2550 - total flux cleaned = 0.00095608 Jy ! Component: 2600 - total flux cleaned = 0.000956009 Jy ! Component: 2650 - total flux cleaned = 0.000978436 Jy ! Component: 2700 - total flux cleaned = 0.000956045 Jy ! Component: 2750 - total flux cleaned = 0.00100795 Jy ! Component: 2800 - total flux cleaned = 0.00101535 Jy ! Component: 2850 - total flux cleaned = 0.00100799 Jy ! Component: 2900 - total flux cleaned = 0.0010372 Jy ! Component: 2950 - total flux cleaned = 0.0010445 Jy ! Component: 3000 - total flux cleaned = 0.0010951 Jy ! Component: 3050 - total flux cleaned = 0.00104469 Jy ! Component: 3100 - total flux cleaned = 0.00108057 Jy ! Component: 3150 - total flux cleaned = 0.00108053 Jy ! Component: 3200 - total flux cleaned = 0.00107342 Jy ! Component: 3250 - total flux cleaned = 0.00109468 Jy ! Component: 3300 - total flux cleaned = 0.00108054 Jy ! Component: 3350 - total flux cleaned = 0.00107353 Jy ! Component: 3400 - total flux cleaned = 0.00107341 Jy ! Component: 3450 - total flux cleaned = 0.00109423 Jy ! Component: 3500 - total flux cleaned = 0.00105268 Jy ! Component: 3550 - total flux cleaned = 0.00108032 Jy ! Component: 3600 - total flux cleaned = 0.00107343 Jy ! Component: 3650 - total flux cleaned = 0.0011076 Jy ! Component: 3700 - total flux cleaned = 0.00112804 Jy ! Component: 3750 - total flux cleaned = 0.00111452 Jy ! Component: 3800 - total flux cleaned = 0.00112123 Jy ! Component: 3850 - total flux cleaned = 0.00110106 Jy ! Component: 3900 - total flux cleaned = 0.00110103 Jy ! Component: 3950 - total flux cleaned = 0.00112103 Jy ! Component: 4000 - total flux cleaned = 0.00112768 Jy ! Component: 4050 - total flux cleaned = 0.0011078 Jy ! Total flux subtracted in 4096 components = 0.00110779 Jy ! Clean residual min=-0.000416 max=0.000341 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0777771 Jy keep ! Adding 351 model components to the UV plane model. ! The established model now contains 532 components and 0.0777771 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0637+8125_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.032 x 1.064 at -71.24 degrees (North through East) ! Clean map min=-0.00065469 max=0.036795 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0637+8125_X_map.fits wmodel /vlbi/uf001/uva//J0637+8125_X_map.mod ! Writing 532 model components to file: /vlbi/uf001/uva//J0637+8125_X_map.mod wobs /vlbi/uf001/uva//J0637+8125_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0637+8125_X_uvs.fits wwins /vlbi/uf001/uva//J0637+8125_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0637+8125_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0367951 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111392 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.908211 0.908211 1.81642 3.63285 7.26569 14.5314 29.0628 58.1255 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 330.319 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0637+8125_X_dfm.log closed on Sun Jan 13 23:04:38 2019