! Started logfile: /vlbi/uf001/uva//J1237+2034_X_dfm.log on Mon Jan 14 01:57:45 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//J1237+2034_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1237+2034_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.982066 visibilities/baseline/integration-bin. ! Found source: J1237+2034 ! ! 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 30228 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 J1237+2034_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007181Jy sigma=25.772893 ! Fit after self-cal, rms=0.901387Jy sigma=22.985120 ! 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=0.6914 mas, bmaj=1.537 mas, bpa=-4.362 degrees ! Estimated noise=0.323036 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 = 0.0697376 Jy ! Component: 100 - total flux cleaned = 0.103639 Jy ! Total flux subtracted in 100 components = 0.103639 Jy ! Clean residual min=-0.005903 max=0.019730 Jy/beam ! Clean residual mean=0.000026 rms=0.001703 Jy/beam ! Combined flux in latest and established models = 0.103639 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.103639 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=0.073754Jy sigma=1.843634 ! Fit after self-cal, rms=0.072902Jy sigma=1.824124 ! Inverting map ! Added new window around map position (-1, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0231509 Jy ! Component: 100 - total flux cleaned = 0.0370954 Jy ! Total flux subtracted in 100 components = 0.0370954 Jy ! Clean residual min=-0.004067 max=0.012697 Jy/beam ! Clean residual mean=0.000014 rms=0.001117 Jy/beam ! Combined flux in latest and established models = 0.140734 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.140734 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=0.061051Jy sigma=1.501381 ! Fit after self-cal, rms=0.060547Jy sigma=1.489298 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115851 Jy ! Component: 100 - total flux cleaned = 0.0184998 Jy ! Total flux subtracted in 100 components = 0.0184998 Jy ! Clean residual min=-0.003754 max=0.008586 Jy/beam ! Clean residual mean=0.000008 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.159234 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 33 components and 0.159234 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=0.056939Jy sigma=1.391044 ! Fit after self-cal, rms=0.056718Jy sigma=1.384674 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00641821 Jy ! Component: 100 - total flux cleaned = 0.0102304 Jy ! Total flux subtracted in 100 components = 0.0102304 Jy ! Clean residual min=-0.003475 max=0.006182 Jy/beam ! Clean residual mean=0.000005 rms=0.000777 Jy/beam ! Combined flux in latest and established models = 0.169464 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.169464 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=0.055495Jy sigma=1.351570 ! Fit after self-cal, rms=0.055391Jy sigma=1.348123 ! 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 = 0.00541266 Jy ! Component: 100 - total flux cleaned = 0.0088781 Jy ! Total flux subtracted in 100 components = 0.0088781 Jy ! Clean residual min=-0.003342 max=0.003115 Jy/beam ! Clean residual mean=0.000002 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.178342 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 0.178342 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=0.054552Jy sigma=1.325110 ! Fit after self-cal, rms=0.054531Jy sigma=1.324586 ! 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=0.9049 mas, bmaj=1.852 mas, bpa=-4.96 degrees ! Estimated noise=0.166927 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 = 0.00498174 Jy ! Component: 100 - total flux cleaned = 0.00841442 Jy ! Component: 150 - total flux cleaned = 0.0109609 Jy ! Component: 200 - total flux cleaned = 0.0128828 Jy ! Total flux subtracted in 200 components = 0.0128828 Jy ! Clean residual min=-0.002743 max=0.002687 Jy/beam ! Clean residual mean=-0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.191225 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 0.191225 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=0.053975Jy sigma=1.308647 ! Fit after self-cal, rms=0.053963Jy sigma=1.308250 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9049 x 1.852 at -4.96 degrees (North through East) ! Clean map min=-0.0025462 max=0.088263 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.93 KP 0.99 ! LA 1.01 MK 0.98 NL 1.08 OV 0.92 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.93 KP 1.02 ! LA 1.00 MK 1.01 NL 1.11 OV 0.93 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.93 KP 1.02 ! LA 1.02 MK 0.98 NL 1.11 OV 0.91 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.93 KP 1.00 ! LA 0.99 MK 1.05 NL 1.09 OV 0.93 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.98 KP 1.01 ! LA 1.01 MK 0.99 NL 1.07 OV 0.89 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.98 KP 1.03 ! LA 1.02 MK 0.97 NL 1.09 OV 0.93 ! PT 0.95 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 KP 1.02 ! LA 1.02 MK 1.07 NL 1.09 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.91 KP 1.06 ! LA 1.03 MK 0.96 NL 1.12 OV 0.94 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.95 KP 1.03 ! LA 1.01 MK 0.95 NL 1.14 OV 0.91 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 1.01 ! LA 1.01 MK 1.01 NL 1.13 OV 0.93 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.94 KP 1.02 ! LA 1.02 MK 0.94 NL 1.12 OV 0.95 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.90 KP 1.04 ! LA 1.01 MK 0.95 NL 1.08 OV 0.94 ! PT 0.93 SC 1.01 ! ! ! Fit before self-cal, rms=0.053963Jy sigma=1.308250 ! Fit after self-cal, rms=0.052033Jy sigma=1.284720 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8987 mas, bmaj=1.856 mas, bpa=-4.902 degrees ! Estimated noise=0.164927 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 = -0.00102311 Jy ! Component: 100 - total flux cleaned = -0.00135843 Jy ! Component: 150 - total flux cleaned = -0.00156427 Jy ! Component: 200 - total flux cleaned = -0.00173697 Jy ! Total flux subtracted in 200 components = -0.00173697 Jy ! Clean residual min=-0.001305 max=0.001246 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.189488 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 82 components and 0.189488 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=0.051967Jy sigma=1.283160 ! Fit after self-cal, rms=0.051975Jy sigma=1.282890 ! 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=0.051975Jy sigma=1.282890 ! Fit after self-cal, rms=0.052304Jy sigma=1.273620 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9079 mas, bmaj=1.862 mas, bpa=-5.198 degrees ! Estimated noise=0.16598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000672569 Jy ! Component: 100 - total flux cleaned = -0.000783655 Jy ! Component: 150 - total flux cleaned = -0.000922513 Jy ! Component: 200 - total flux cleaned = -0.00102312 Jy ! Total flux subtracted in 200 components = -0.00102312 Jy ! Clean residual min=-0.001007 max=0.000946 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.188465 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 89 components and 0.188465 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=0.052276Jy sigma=1.273046 ! Fit after self-cal, rms=0.052288Jy sigma=1.272928 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 = -5.81891e-05 Jy ! Component: 100 - total flux cleaned = -0.000125012 Jy ! Component: 150 - total flux cleaned = -0.000171131 Jy ! Component: 200 - total flux cleaned = -0.000199508 Jy ! Total flux subtracted in 200 components = -0.000199508 Jy ! Clean residual min=-0.001026 max=0.000927 Jy/beam ! Clean residual mean=0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.188265 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 90 components and 0.188265 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=0.052278Jy sigma=1.272736 ! Fit after self-cal, rms=0.052277Jy sigma=1.272728 ! 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=0.052277Jy sigma=1.272728 ! Fit after self-cal, rms=0.052269Jy sigma=1.272610 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9069 mas, bmaj=1.862 mas, bpa=-5.273 degrees ! Estimated noise=0.16576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000500539 Jy ! Component: 100 - total flux cleaned = -0.000595327 Jy ! Component: 150 - total flux cleaned = -0.000665318 Jy ! Component: 200 - total flux cleaned = -0.000703567 Jy ! Total flux subtracted in 200 components = -0.000703567 Jy ! Clean residual min=-0.001022 max=0.000916 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.187562 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 91 components and 0.187562 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=0.052260Jy sigma=1.272421 ! Fit after self-cal, rms=0.052261Jy sigma=1.272410 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.55768e-05 Jy ! Component: 100 - total flux cleaned = -4.90006e-05 Jy ! Component: 150 - total flux cleaned = -6.02125e-05 Jy ! Component: 200 - total flux cleaned = -8.14088e-05 Jy ! Total flux subtracted in 200 components = -8.14088e-05 Jy ! Clean residual min=-0.001030 max=0.000924 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.18748 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.18748 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=0.052256Jy sigma=1.272314 ! Fit after self-cal, rms=0.052256Jy sigma=1.272307 ! 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=0.052256Jy sigma=1.272307 ! Fit after self-cal, rms=0.052204Jy sigma=1.272277 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=2.83 mas, bpa=-3.291 degrees ! Estimated noise=0.209282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250999 Jy ! Component: 100 - total flux cleaned = -0.00033865 Jy ! Component: 150 - total flux cleaned = -0.000369203 Jy ! Component: 200 - total flux cleaned = -0.000400487 Jy ! Total flux subtracted in 200 components = -0.000400487 Jy ! Clean residual min=-0.001063 max=0.000972 Jy/beam ! Clean residual mean=0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.18708 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 102 components and 0.18708 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=0.052202Jy sigma=1.272223 ! Fit after self-cal, rms=0.052203Jy sigma=1.272221 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 = -1.88671e-05 Jy ! Component: 100 - total flux cleaned = -3.86554e-05 Jy ! Component: 150 - total flux cleaned = -4.57977e-05 Jy ! Component: 200 - total flux cleaned = -5.23573e-05 Jy ! Total flux subtracted in 200 components = -5.23573e-05 Jy ! Clean residual min=-0.001061 max=0.000968 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.187028 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 104 components and 0.187028 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=0.052203Jy sigma=1.272206 ! Fit after self-cal, rms=0.052202Jy sigma=1.272204 ! 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=0.9058 mas, bmaj=1.861 mas, bpa=-5.369 degrees ! Estimated noise=0.165496 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9058 x 1.861 at -5.369 degrees (North through East) ! Clean map min=-0.00092613 max=0.087502 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=0.6948 mas, bmaj=1.539 mas, bpa=-4.494 degrees ! Estimated noise=0.320449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0698894 Jy ! Component: 100 - total flux cleaned = 0.107611 Jy ! Component: 150 - total flux cleaned = 0.130242 Jy ! Component: 200 - total flux cleaned = 0.144496 Jy ! Total flux subtracted in 200 components = 0.144496 Jy ! Clean residual min=-0.003207 max=0.007644 Jy/beam ! Clean residual mean=0.000014 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.144496 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.144496 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=1.861 mas, bpa=-5.369 degrees ! Estimated noise=0.165496 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 = 0.0153959 Jy ! Component: 100 - total flux cleaned = 0.0243695 Jy ! Component: 150 - total flux cleaned = 0.030048 Jy ! Component: 200 - total flux cleaned = 0.0338362 Jy ! Total flux subtracted in 200 components = 0.0338362 Jy ! Clean residual min=-0.001440 max=0.002072 Jy/beam ! Clean residual mean=0.000004 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.178332 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 47 components and 0.178332 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262087 Jy ! Component: 100 - total flux cleaned = 0.00447899 Jy ! Component: 150 - total flux cleaned = 0.00537945 Jy ! Component: 200 - total flux cleaned = 0.00604974 Jy ! Total flux subtracted in 200 components = 0.00604974 Jy ! Clean residual min=-0.001212 max=0.000945 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.184382 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 62 components and 0.184382 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=2.075 mas, bmaj=2.83 mas, bpa=-3.291 degrees ! Estimated noise=0.209282 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013415 Jy ! Component: 100 - total flux cleaned = 0.00202744 Jy ! Component: 150 - total flux cleaned = 0.00240087 Jy ! Component: 200 - total flux cleaned = 0.00248388 Jy ! Total flux subtracted in 200 components = 0.00248388 Jy ! Clean residual min=-0.001067 max=0.000989 Jy/beam ! Clean residual mean=0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.186866 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 = 5.70483e-05 Jy ! Component: 100 - total flux cleaned = 7.7602e-05 Jy ! Component: 150 - total flux cleaned = 9.57151e-05 Jy ! Component: 200 - total flux cleaned = 0.000116296 Jy ! Total flux subtracted in 200 components = 0.000116296 Jy ! Clean residual min=-0.001068 max=0.000980 Jy/beam ! Clean residual mean=0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.186982 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 84 components and 0.186982 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9058 mas, bmaj=1.861 mas, bpa=-5.369 degrees ! Estimated noise=0.165496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000253893 Jy ! Component: 100 - total flux cleaned = -0.000257359 Jy ! Component: 150 - total flux cleaned = -0.000240204 Jy ! Component: 200 - total flux cleaned = -0.00022598 Jy ! Total flux subtracted in 200 components = -0.00022598 Jy ! Clean residual min=-0.001060 max=0.000854 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.186756 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 95 components and 0.186756 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=0.052195Jy sigma=1.272091 ! Fit after self-cal, rms=0.052184Jy sigma=1.271917 wmodel J1237+2034_X_map.mod ! Writing 95 model components to file: J1237+2034_X_map.mod wobs J1237+2034_X_uvs.fits ! Writing UV FITS file: J1237+2034_X_uvs.fits wwins J1237+2034_X_map.win ! wwins: Wrote 3 windows to J1237+2034_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 = -0.000312135 Jy ! Component: 100 - total flux cleaned = -0.000343859 Jy ! Component: 150 - total flux cleaned = -0.000358648 Jy ! Component: 200 - total flux cleaned = -0.000315762 Jy ! Component: 250 - total flux cleaned = -0.000301643 Jy ! Component: 300 - total flux cleaned = -0.000233834 Jy ! Component: 350 - total flux cleaned = -0.000167488 Jy ! Component: 400 - total flux cleaned = -0.000128395 Jy ! Component: 450 - total flux cleaned = -0.000102905 Jy ! Component: 500 - total flux cleaned = -0.000103003 Jy ! Component: 550 - total flux cleaned = -9.05684e-05 Jy ! Component: 600 - total flux cleaned = -0.000102559 Jy ! Component: 650 - total flux cleaned = -5.4311e-05 Jy ! Component: 700 - total flux cleaned = 4.89936e-06 Jy ! Component: 750 - total flux cleaned = 6.34287e-05 Jy ! Component: 800 - total flux cleaned = 0.000109809 Jy ! Component: 850 - total flux cleaned = 0.000190351 Jy ! Component: 900 - total flux cleaned = 0.000281045 Jy ! Component: 950 - total flux cleaned = 0.000292347 Jy ! Component: 1000 - total flux cleaned = 0.00038142 Jy ! Component: 1050 - total flux cleaned = 0.000447497 Jy ! Component: 1100 - total flux cleaned = 0.000502015 Jy ! Component: 1150 - total flux cleaned = 0.00055572 Jy ! Component: 1200 - total flux cleaned = 0.000566495 Jy ! Component: 1250 - total flux cleaned = 0.00067256 Jy ! Component: 1300 - total flux cleaned = 0.000735586 Jy ! Component: 1350 - total flux cleaned = 0.000808345 Jy ! Component: 1400 - total flux cleaned = 0.00085998 Jy ! Component: 1450 - total flux cleaned = 0.000952101 Jy ! Component: 1500 - total flux cleaned = 0.000982544 Jy ! Component: 1550 - total flux cleaned = 0.00104317 Jy ! Component: 1600 - total flux cleaned = 0.00107317 Jy ! Component: 1650 - total flux cleaned = 0.00113275 Jy ! Component: 1700 - total flux cleaned = 0.00114247 Jy ! Component: 1750 - total flux cleaned = 0.00116204 Jy ! Component: 1800 - total flux cleaned = 0.00120098 Jy ! Component: 1850 - total flux cleaned = 0.00126854 Jy ! Component: 1900 - total flux cleaned = 0.00128762 Jy ! Component: 1950 - total flux cleaned = 0.0013161 Jy ! Component: 2000 - total flux cleaned = 0.00135396 Jy ! Component: 2050 - total flux cleaned = 0.00140095 Jy ! Component: 2100 - total flux cleaned = 0.00141962 Jy ! Component: 2150 - total flux cleaned = 0.00142888 Jy ! Component: 2200 - total flux cleaned = 0.00147508 Jy ! Component: 2250 - total flux cleaned = 0.00150257 Jy ! Component: 2300 - total flux cleaned = 0.00152081 Jy ! Component: 2350 - total flux cleaned = 0.00157506 Jy ! Component: 2400 - total flux cleaned = 0.00162008 Jy ! Component: 2450 - total flux cleaned = 0.00163796 Jy ! Component: 2500 - total flux cleaned = 0.00170015 Jy ! Component: 2550 - total flux cleaned = 0.00175315 Jy ! Component: 2600 - total flux cleaned = 0.0017883 Jy ! Component: 2650 - total flux cleaned = 0.00181453 Jy ! Component: 2700 - total flux cleaned = 0.00188399 Jy ! Component: 2750 - total flux cleaned = 0.00190118 Jy ! Component: 2800 - total flux cleaned = 0.00196995 Jy ! Component: 2850 - total flux cleaned = 0.00197834 Jy ! Component: 2900 - total flux cleaned = 0.00201229 Jy ! Component: 2950 - total flux cleaned = 0.00202069 Jy ! Component: 3000 - total flux cleaned = 0.00206278 Jy ! Component: 3050 - total flux cleaned = 0.00209624 Jy ! Component: 3100 - total flux cleaned = 0.00214606 Jy ! Component: 3150 - total flux cleaned = 0.00217079 Jy ! Component: 3200 - total flux cleaned = 0.00219537 Jy ! Component: 3250 - total flux cleaned = 0.0022363 Jy ! Component: 3300 - total flux cleaned = 0.0022445 Jy ! Component: 3350 - total flux cleaned = 0.00225256 Jy ! Component: 3400 - total flux cleaned = 0.00227668 Jy ! Component: 3450 - total flux cleaned = 0.00230061 Jy ! Component: 3500 - total flux cleaned = 0.00230866 Jy ! Component: 3550 - total flux cleaned = 0.00236413 Jy ! Component: 3600 - total flux cleaned = 0.00237202 Jy ! Component: 3650 - total flux cleaned = 0.00237201 Jy ! Component: 3700 - total flux cleaned = 0.00241096 Jy ! Component: 3750 - total flux cleaned = 0.00241878 Jy ! Component: 3800 - total flux cleaned = 0.00247282 Jy ! Component: 3850 - total flux cleaned = 0.00244973 Jy ! Component: 3900 - total flux cleaned = 0.00248028 Jy ! Component: 3950 - total flux cleaned = 0.00248783 Jy ! Component: 4000 - total flux cleaned = 0.00250304 Jy ! Component: 4050 - total flux cleaned = 0.00254071 Jy ! Total flux subtracted in 4096 components = 0.00255568 Jy ! Clean residual min=-0.000416 max=0.000431 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.189312 Jy keep ! Adding 294 model components to the UV plane model. ! The established model now contains 389 components and 0.189312 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1237+2034_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9058 x 1.861 at -5.369 degrees (North through East) ! Clean map min=-0.00085885 max=0.087526 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1237+2034_X_map.fits wmodel /vlbi/uf001/uva//J1237+2034_X_map.mod ! Writing 389 model components to file: /vlbi/uf001/uva//J1237+2034_X_map.mod wobs /vlbi/uf001/uva//J1237+2034_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1237+2034_X_uvs.fits wwins /vlbi/uf001/uva//J1237+2034_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1237+2034_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0875263 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129112 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.442538 0.442538 0.885076 1.77015 3.54031 7.08061 14.1612 28.3224 56.6449 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 677.907 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1237+2034_X_dfm.log closed on Mon Jan 14 01:57:51 2019