! Started logfile: /vlbi/uf001/uva//J0618+4620_X_dfm.log on Sun Jan 13 22:56:20 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//J0618+4620_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0618+4620_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97672 visibilities/baseline/integration-bin. ! Found source: J0618+4620 ! ! 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 22152 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 J0618+4620_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 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006796Jy sigma=23.060339 ! Fit after self-cal, rms=0.912906Jy sigma=20.906417 ! 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=0.8071 mas, bmaj=1.072 mas, bpa=1.145 degrees ! Estimated noise=0.41579 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 = 0.0659886 Jy ! Component: 100 - total flux cleaned = 0.0854359 Jy ! Total flux subtracted in 100 components = 0.0854359 Jy ! Clean residual min=-0.005095 max=0.010604 Jy/beam ! Clean residual mean=-0.000009 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.0854359 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0854359 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=0.063473Jy sigma=1.383816 ! Fit after self-cal, rms=0.063139Jy sigma=1.376769 ! Inverting map ! Added new window around map position (-0.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112959 Jy ! Component: 100 - total flux cleaned = 0.0172649 Jy ! Total flux subtracted in 100 components = 0.0172649 Jy ! Clean residual min=-0.004438 max=0.006775 Jy/beam ! Clean residual mean=-0.000009 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.102701 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.102701 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=0.060779Jy sigma=1.320472 ! Fit after self-cal, rms=0.060648Jy sigma=1.317518 ! Inverting map ! Added new window around map position (-2.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0066722 Jy ! Component: 100 - total flux cleaned = 0.0104114 Jy ! Total flux subtracted in 100 components = 0.0104114 Jy ! Clean residual min=-0.004073 max=0.004601 Jy/beam ! Clean residual mean=-0.000009 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.113112 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 0.113112 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=0.059831Jy sigma=1.297270 ! Fit after self-cal, rms=0.059730Jy sigma=1.294891 ! 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=1.024 mas, bmaj=1.355 mas, bpa=2.131 degrees ! Estimated noise=0.228044 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 = 0.00419172 Jy ! Component: 100 - total flux cleaned = 0.00679017 Jy ! Component: 150 - total flux cleaned = 0.00857854 Jy ! Component: 200 - total flux cleaned = 0.00987159 Jy ! Total flux subtracted in 200 components = 0.00987159 Jy ! Clean residual min=-0.003552 max=0.003630 Jy/beam ! Clean residual mean=-0.000031 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.122984 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 37 components and 0.122984 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=0.059419Jy sigma=1.286458 ! Fit after self-cal, rms=0.059377Jy sigma=1.285379 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.024 x 1.355 at 2.131 degrees (North through East) ! Clean map min=-0.0035589 max=0.082768 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.07 HN 1.00 KP 1.04 ! LA 0.91 MK 1.01 NL 1.22 OV 0.96 ! PT 0.92 SC 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 1.04 KP 1.02 ! LA 0.88 MK 1.01 NL 1.18 OV 0.97 ! PT 0.94 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.08 HN 0.98 KP 1.05 ! LA 0.90 MK 1.01 NL 1.26 OV 0.97 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.09 HN 0.97 KP 1.08 ! LA 0.86 MK 0.96 NL 1.20 OV 0.96 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 0.96 KP 1.05 ! LA 0.91 MK 0.96 NL 1.15 OV 0.98 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 1.00 KP 1.04 ! LA 0.91 MK 1.08 NL 1.18 OV 0.96 ! PT 0.91 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.08 HN 1.00 KP 1.06 ! LA 0.88 MK 1.01 NL 1.18 OV 0.96 ! PT 0.90 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.09 HN 0.96 KP 1.06 ! LA 0.85 MK 0.97 NL 1.16 OV 0.97 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.96 KP 1.06 ! LA 0.88 MK 1.02 NL 1.19 OV 0.96 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.01 KP 1.03 ! LA 0.86 MK 0.99 NL 1.15 OV 0.93 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.95 KP 1.02 ! LA 0.87 MK 1.02 NL 1.17 OV 0.95 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.01 KP 1.04 ! LA 0.88 MK 1.02 NL 1.24 OV 0.94 ! PT 0.92 SC 0.92 ! ! ! Fit before self-cal, rms=0.059377Jy sigma=1.285379 ! Fit after self-cal, rms=0.057241Jy sigma=1.259890 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.35 mas, bpa=3.542 degrees ! Estimated noise=0.22789 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 = -0.000920481 Jy ! Component: 100 - total flux cleaned = -0.0012635 Jy ! Component: 150 - total flux cleaned = -0.00157825 Jy ! Component: 200 - total flux cleaned = -0.00177542 Jy ! Total flux subtracted in 200 components = -0.00177542 Jy ! Clean residual min=-0.002522 max=0.002380 Jy/beam ! Clean residual mean=-0.000027 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.121208 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.121208 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=0.057176Jy sigma=1.258427 ! Fit after self-cal, rms=0.057231Jy sigma=1.257678 ! 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=0.057231Jy sigma=1.257678 ! Fit after self-cal, rms=0.057313Jy sigma=1.230423 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.344 mas, bpa=3.395 degrees ! Estimated noise=0.227132 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000328741 Jy ! Component: 100 - total flux cleaned = 0.000137233 Jy ! Component: 150 - total flux cleaned = -4.83076e-05 Jy ! Component: 200 - total flux cleaned = -0.000212108 Jy ! Total flux subtracted in 200 components = -0.000212108 Jy ! Clean residual min=-0.001247 max=0.001268 Jy/beam ! Clean residual mean=-0.000005 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.120996 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.120996 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=0.057289Jy sigma=1.229881 ! Fit after self-cal, rms=0.057357Jy sigma=1.229270 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 (-38.2, 37.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000509609 Jy ! Component: 100 - total flux cleaned = 0.000456251 Jy ! Component: 150 - total flux cleaned = 0.00034754 Jy ! Component: 200 - total flux cleaned = 0.000269803 Jy ! Total flux subtracted in 200 components = 0.000269803 Jy ! Clean residual min=-0.001219 max=0.001241 Jy/beam ! Clean residual mean=-0.000005 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.121266 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.121266 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=0.057330Jy sigma=1.228613 ! Fit after self-cal, rms=0.057323Jy sigma=1.228503 ! Inverting map ! Added new window around map position (-36.4, 17.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118918 Jy ! Component: 100 - total flux cleaned = 0.00159377 Jy ! Component: 150 - total flux cleaned = 0.0017816 Jy ! Component: 200 - total flux cleaned = 0.00182491 Jy ! Total flux subtracted in 200 components = 0.00182491 Jy ! Clean residual min=-0.001271 max=0.001109 Jy/beam ! Clean residual mean=-0.000006 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.123091 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.123091 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=0.057290Jy sigma=1.227764 ! Fit after self-cal, rms=0.057287Jy sigma=1.227726 ! 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=0.057287Jy sigma=1.227726 ! Fit after self-cal, rms=0.057257Jy sigma=1.227588 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=1.343 mas, bpa=3.023 degrees ! Estimated noise=0.226956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000567756 Jy ! Component: 100 - total flux cleaned = 0.000608429 Jy ! Component: 150 - total flux cleaned = 0.000607772 Jy ! Component: 200 - total flux cleaned = 0.000573162 Jy ! Total flux subtracted in 200 components = 0.000573162 Jy ! Clean residual min=-0.001261 max=0.001084 Jy/beam ! Clean residual mean=-0.000006 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.123664 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.123664 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=0.057244Jy sigma=1.227298 ! Fit after self-cal, rms=0.057246Jy sigma=1.227285 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 = 5.27888e-05 Jy ! Component: 100 - total flux cleaned = 3.60846e-05 Jy ! Component: 150 - total flux cleaned = 4.99252e-06 Jy ! Component: 200 - total flux cleaned = -3.89686e-05 Jy ! Total flux subtracted in 200 components = -3.89686e-05 Jy ! Clean residual min=-0.001276 max=0.001080 Jy/beam ! Clean residual mean=-0.000005 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.123625 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 87 components and 0.123625 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=0.057238Jy sigma=1.227111 ! Fit after self-cal, rms=0.057237Jy sigma=1.227101 ! 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=0.057237Jy sigma=1.227101 ! Fit after self-cal, rms=0.057249Jy sigma=1.227081 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.289 mas, bmaj=2.419 mas, bpa=11.63 degrees ! Estimated noise=0.287696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.26765e-05 Jy ! Component: 100 - total flux cleaned = 7.0332e-05 Jy ! Component: 150 - total flux cleaned = 0.000112162 Jy ! Component: 200 - total flux cleaned = 0.000159357 Jy ! Total flux subtracted in 200 components = 0.000159357 Jy ! Clean residual min=-0.001062 max=0.001259 Jy/beam ! Clean residual mean=-0.000013 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.123785 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 100 components and 0.123785 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=0.057247Jy sigma=1.227026 ! Fit after self-cal, rms=0.057247Jy sigma=1.227021 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 (-11.6, -28.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119181 Jy ! Component: 100 - total flux cleaned = 0.00139985 Jy ! Component: 150 - total flux cleaned = 0.00151468 Jy ! Component: 200 - total flux cleaned = 0.0016052 Jy ! Total flux subtracted in 200 components = 0.0016052 Jy ! Clean residual min=-0.000995 max=0.001095 Jy/beam ! Clean residual mean=-0.000007 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.12539 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 132 components and 0.12539 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=0.057221Jy sigma=1.226482 ! Fit after self-cal, rms=0.057222Jy sigma=1.226450 ! 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=1.007 mas, bmaj=1.342 mas, bpa=2.806 degrees ! Estimated noise=0.22703 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 1.342 at 2.806 degrees (North through East) ! Clean map min=-0.0010836 max=0.082241 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=0.7918 mas, bmaj=1.062 mas, bpa=2.623 degrees ! Estimated noise=0.409243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0651236 Jy ! Component: 100 - total flux cleaned = 0.0875872 Jy ! Component: 150 - total flux cleaned = 0.0983741 Jy ! Component: 200 - total flux cleaned = 0.104868 Jy ! Total flux subtracted in 200 components = 0.104868 Jy ! Clean residual min=-0.002519 max=0.003435 Jy/beam ! Clean residual mean=-0.000002 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.104868 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.104868 Jy ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.342 mas, bpa=2.806 degrees ! Estimated noise=0.22703 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 = 0.00563814 Jy ! Component: 100 - total flux cleaned = 0.00891249 Jy ! Component: 150 - total flux cleaned = 0.0111025 Jy ! Component: 200 - total flux cleaned = 0.012792 Jy ! Total flux subtracted in 200 components = 0.012792 Jy ! Clean residual min=-0.001315 max=0.001168 Jy/beam ! Clean residual mean=-0.000005 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.11766 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 0.11766 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=2.289 mas, bmaj=2.419 mas, bpa=11.63 degrees ! Estimated noise=0.287696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206158 Jy ! Component: 100 - total flux cleaned = 0.00347866 Jy ! Component: 150 - total flux cleaned = 0.00460021 Jy ! Component: 200 - total flux cleaned = 0.00530639 Jy ! Total flux subtracted in 200 components = 0.00530639 Jy ! Clean residual min=-0.001203 max=0.001105 Jy/beam ! Clean residual mean=-0.000008 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.122966 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 = 0.000420135 Jy ! Component: 100 - total flux cleaned = 0.000823297 Jy ! Component: 150 - total flux cleaned = 0.00115965 Jy ! Component: 200 - total flux cleaned = 0.00148645 Jy ! Total flux subtracted in 200 components = 0.00148645 Jy ! Clean residual min=-0.001100 max=0.001039 Jy/beam ! Clean residual mean=-0.000008 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.124452 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 108 components and 0.124452 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.007 mas, bmaj=1.342 mas, bpa=2.806 degrees ! Estimated noise=0.22703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.18049e-05 Jy ! Component: 100 - total flux cleaned = 0.000121094 Jy ! Component: 150 - total flux cleaned = 0.00023764 Jy ! Component: 200 - total flux cleaned = 0.000346326 Jy ! Total flux subtracted in 200 components = 0.000346326 Jy ! Clean residual min=-0.001228 max=0.001006 Jy/beam ! Clean residual mean=-0.000004 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.124799 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 132 components and 0.124799 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=0.057228Jy sigma=1.226759 ! Fit after self-cal, rms=0.057216Jy sigma=1.226495 wmodel J0618+4620_X_map.mod ! Writing 132 model components to file: J0618+4620_X_map.mod wobs J0618+4620_X_uvs.fits ! Writing UV FITS file: J0618+4620_X_uvs.fits wwins J0618+4620_X_map.win ! wwins: Wrote 6 windows to J0618+4620_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000471422 Jy ! Component: 100 - total flux cleaned = -0.000677713 Jy ! Component: 150 - total flux cleaned = -0.00080333 Jy ! Component: 200 - total flux cleaned = -0.000855462 Jy ! Component: 250 - total flux cleaned = -0.000872503 Jy ! Component: 300 - total flux cleaned = -0.000905573 Jy ! Component: 350 - total flux cleaned = -0.000986073 Jy ! Component: 400 - total flux cleaned = -0.00106481 Jy ! Component: 450 - total flux cleaned = -0.00112694 Jy ! Component: 500 - total flux cleaned = -0.00123392 Jy ! Component: 550 - total flux cleaned = -0.00127912 Jy ! Component: 600 - total flux cleaned = -0.00136825 Jy ! Component: 650 - total flux cleaned = -0.00144163 Jy ! Component: 700 - total flux cleaned = -0.0015141 Jy ! Component: 750 - total flux cleaned = -0.00158564 Jy ! Component: 800 - total flux cleaned = -0.00162826 Jy ! Component: 850 - total flux cleaned = -0.00169857 Jy ! Component: 900 - total flux cleaned = -0.00179572 Jy ! Component: 950 - total flux cleaned = -0.00183699 Jy ! Component: 1000 - total flux cleaned = -0.00193243 Jy ! Component: 1050 - total flux cleaned = -0.00194607 Jy ! Component: 1100 - total flux cleaned = -0.0020131 Jy ! Component: 1150 - total flux cleaned = -0.00209271 Jy ! Component: 1200 - total flux cleaned = -0.00211878 Jy ! Component: 1250 - total flux cleaned = -0.00219674 Jy ! Component: 1300 - total flux cleaned = -0.00217103 Jy ! Component: 1350 - total flux cleaned = -0.00223501 Jy ! Component: 1400 - total flux cleaned = -0.0022097 Jy ! Component: 1450 - total flux cleaned = -0.00227266 Jy ! Component: 1500 - total flux cleaned = -0.00226031 Jy ! Component: 1550 - total flux cleaned = -0.00232247 Jy ! Component: 1600 - total flux cleaned = -0.00231005 Jy ! Component: 1650 - total flux cleaned = -0.00234669 Jy ! Component: 1700 - total flux cleaned = -0.00234683 Jy ! Component: 1750 - total flux cleaned = -0.00232275 Jy ! Component: 1800 - total flux cleaned = -0.00234682 Jy ! Component: 1850 - total flux cleaned = -0.00235885 Jy ! Component: 1900 - total flux cleaned = -0.00234715 Jy ! Component: 1950 - total flux cleaned = -0.00238235 Jy ! Component: 2000 - total flux cleaned = -0.00232399 Jy ! Component: 2050 - total flux cleaned = -0.00235872 Jy ! Component: 2100 - total flux cleaned = -0.0023702 Jy ! Component: 2150 - total flux cleaned = -0.00237025 Jy ! Component: 2200 - total flux cleaned = -0.00238165 Jy ! Component: 2250 - total flux cleaned = -0.00240411 Jy ! Component: 2300 - total flux cleaned = -0.00237045 Jy ! Component: 2350 - total flux cleaned = -0.00233694 Jy ! Component: 2400 - total flux cleaned = -0.00239233 Jy ! Component: 2450 - total flux cleaned = -0.0023593 Jy ! Component: 2500 - total flux cleaned = -0.0023265 Jy ! Component: 2550 - total flux cleaned = -0.00237012 Jy ! Component: 2600 - total flux cleaned = -0.00235929 Jy ! Component: 2650 - total flux cleaned = -0.00231626 Jy ! Component: 2700 - total flux cleaned = -0.00231615 Jy ! Component: 2750 - total flux cleaned = -0.00232672 Jy ! Component: 2800 - total flux cleaned = -0.00230552 Jy ! Component: 2850 - total flux cleaned = -0.0022633 Jy ! Component: 2900 - total flux cleaned = -0.00229471 Jy ! Component: 2950 - total flux cleaned = -0.00225297 Jy ! Component: 3000 - total flux cleaned = -0.00224262 Jy ! Component: 3050 - total flux cleaned = -0.00223236 Jy ! Component: 3100 - total flux cleaned = -0.00226306 Jy ! Component: 3150 - total flux cleaned = -0.00224268 Jy ! Component: 3200 - total flux cleaned = -0.00223262 Jy ! Component: 3250 - total flux cleaned = -0.00222259 Jy ! Component: 3300 - total flux cleaned = -0.00221242 Jy ! Component: 3350 - total flux cleaned = -0.00224238 Jy ! Component: 3400 - total flux cleaned = -0.0022523 Jy ! Component: 3450 - total flux cleaned = -0.00222261 Jy ! Component: 3500 - total flux cleaned = -0.00224226 Jy ! Component: 3550 - total flux cleaned = -0.00218348 Jy ! Component: 3600 - total flux cleaned = -0.00221275 Jy ! Component: 3650 - total flux cleaned = -0.00222243 Jy ! Component: 3700 - total flux cleaned = -0.00220311 Jy ! Component: 3750 - total flux cleaned = -0.00218382 Jy ! Component: 3800 - total flux cleaned = -0.00220301 Jy ! Component: 3850 - total flux cleaned = -0.00210779 Jy ! Component: 3900 - total flux cleaned = -0.0021552 Jy ! Component: 3950 - total flux cleaned = -0.00218352 Jy ! Component: 4000 - total flux cleaned = -0.00212718 Jy ! Component: 4050 - total flux cleaned = -0.00218335 Jy ! Total flux subtracted in 4096 components = -0.00213674 Jy ! Clean residual min=-0.000712 max=0.000581 Jy/beam ! Clean residual mean=-0.000002 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.122662 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 447 components and 0.122662 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0618+4620_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.007 x 1.342 at 2.806 degrees (North through East) ! Clean map min=-0.0010305 max=0.082086 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0618+4620_X_map.fits wmodel /vlbi/uf001/uva//J0618+4620_X_map.mod ! Writing 447 model components to file: /vlbi/uf001/uva//J0618+4620_X_map.mod wobs /vlbi/uf001/uva//J0618+4620_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0618+4620_X_uvs.fits wwins /vlbi/uf001/uva//J0618+4620_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0618+4620_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0820864 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156168 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.570745 0.570745 1.14149 2.28298 4.56596 9.13192 18.2638 36.5277 73.0554 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.082 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 525.628 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0618+4620_X_dfm.log closed on Sun Jan 13 22:56:25 2019