! Started logfile: /vlbi/uf001/uva//J1157+1638_X_dfm.log on Mon Jan 14 01:35:06 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//J1157+1638_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1157+1638_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.85 visibilities/baseline/integration-bin. ! Found source: J1157+1638 ! ! 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 33048 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 J1157+1638_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.142902Jy sigma=21.186719 ! Fit after self-cal, rms=0.580904Jy sigma=10.875663 ! 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=0.7799 mas, bmaj=1.537 mas, bpa=0.8547 degrees ! Estimated noise=0.407006 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 = 0.321866 Jy ! Component: 100 - total flux cleaned = 0.453122 Jy ! Total flux subtracted in 100 components = 0.453122 Jy ! Clean residual min=-0.026361 max=0.103346 Jy/beam ! Clean residual mean=0.000029 rms=0.008039 Jy/beam ! Combined flux in latest and established models = 0.453122 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.453122 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=0.233276Jy sigma=4.193836 ! Fit after self-cal, rms=0.232689Jy sigma=4.185020 ! Inverting map ! Added new window around map position (1.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0976324 Jy ! Component: 100 - total flux cleaned = 0.155756 Jy ! Total flux subtracted in 100 components = 0.155756 Jy ! Clean residual min=-0.020247 max=0.039639 Jy/beam ! Clean residual mean=0.000022 rms=0.005171 Jy/beam ! Combined flux in latest and established models = 0.608879 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.608879 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=0.160160Jy sigma=2.858585 ! Fit after self-cal, rms=0.154873Jy sigma=2.760805 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0463676 Jy ! Component: 100 - total flux cleaned = 0.0759692 Jy ! Total flux subtracted in 100 components = 0.0759692 Jy ! Clean residual min=-0.016880 max=0.021997 Jy/beam ! Clean residual mean=0.000019 rms=0.003848 Jy/beam ! Combined flux in latest and established models = 0.684848 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 30 components and 0.684848 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=0.128731Jy sigma=2.273723 ! Fit after self-cal, rms=0.127623Jy sigma=2.253014 ! 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=0.9737 mas, bmaj=1.864 mas, bpa=-1.002 degrees ! Estimated noise=0.214345 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 = 0.0423644 Jy ! Component: 100 - total flux cleaned = 0.0701345 Jy ! Component: 150 - total flux cleaned = 0.0903104 Jy ! Component: 200 - total flux cleaned = 0.105432 Jy ! Total flux subtracted in 200 components = 0.105432 Jy ! Clean residual min=-0.022571 max=0.020841 Jy/beam ! Clean residual mean=0.000021 rms=0.004697 Jy/beam ! Combined flux in latest and established models = 0.79028 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 60 components and 0.79028 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=0.109761Jy sigma=1.899186 ! Fit after self-cal, rms=0.109191Jy sigma=1.887182 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9737 x 1.864 at -1.002 degrees (North through East) ! Clean map min=-0.021738 max=0.44484 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.95 KP 1.07 ! LA 0.82 MK 1.02 NL 1.14 OV 0.94 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.97 KP 1.06 ! LA 0.82 MK 1.01 NL 1.13 OV 0.94 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.96 KP 1.07 ! LA 0.81 MK 1.03 NL 1.14 OV 0.93 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.96 KP 1.07 ! LA 0.82 MK 1.01 NL 1.14 OV 0.94 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 0.97 KP 1.06 ! LA 0.83 MK 1.00 NL 1.14 OV 0.95 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.96 KP 1.08 ! LA 0.80 MK 1.02 NL 1.15 OV 0.92 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.96 KP 1.07 ! LA 0.80 MK 1.00 NL 1.14 OV 0.93 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 1.06 ! LA 0.81 MK 1.00 NL 1.14 OV 0.94 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.96 KP 1.06 ! LA 0.82 MK 1.00 NL 1.15 OV 0.93 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.97 KP 1.08 ! LA 0.82 MK 0.99 NL 1.13 OV 0.95 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 1.06 ! LA 0.80 MK 0.98 NL 1.14 OV 0.93 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.95 KP 1.08 ! LA 0.83 MK 1.00 NL 1.16 OV 0.94 ! PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.109191Jy sigma=1.887182 ! Fit after self-cal, rms=0.080417Jy sigma=1.306995 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9746 mas, bmaj=1.888 mas, bpa=-1.104 degrees ! Estimated noise=0.21198 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 = -0.00282948 Jy ! Component: 100 - total flux cleaned = -0.00445734 Jy ! Component: 150 - total flux cleaned = -0.00497938 Jy ! Component: 200 - total flux cleaned = -0.0054438 Jy ! Total flux subtracted in 200 components = -0.0054438 Jy ! Clean residual min=-0.009418 max=0.008258 Jy/beam ! Clean residual mean=-0.000030 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 0.784836 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 68 components and 0.784836 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=0.079626Jy sigma=1.298093 ! Fit after self-cal, rms=0.079712Jy sigma=1.296561 ! 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=0.079712Jy sigma=1.296561 ! Fit after self-cal, rms=0.075850Jy sigma=1.106562 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9729 mas, bmaj=1.886 mas, bpa=-0.6725 degrees ! Estimated noise=0.213013 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00265197 Jy ! Component: 100 - total flux cleaned = -0.0041338 Jy ! Component: 150 - total flux cleaned = -0.00457239 Jy ! Component: 200 - total flux cleaned = -0.00481849 Jy ! Total flux subtracted in 200 components = -0.00481849 Jy ! Clean residual min=-0.003097 max=0.002465 Jy/beam ! Clean residual mean=0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.780018 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 74 components and 0.780018 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=0.075084Jy sigma=1.089516 ! Fit after self-cal, rms=0.075069Jy sigma=1.088088 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 = -0.000718161 Jy ! Component: 100 - total flux cleaned = -0.00110392 Jy ! Component: 150 - total flux cleaned = -0.00126363 Jy ! Component: 200 - total flux cleaned = -0.00140164 Jy ! Total flux subtracted in 200 components = -0.00140164 Jy ! Clean residual min=-0.002777 max=0.002359 Jy/beam ! Clean residual mean=0.000001 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.778616 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 76 components and 0.778616 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=0.074871Jy sigma=1.083380 ! Fit after self-cal, rms=0.074853Jy sigma=1.083031 ! 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=0.074853Jy sigma=1.083031 ! Fit after self-cal, rms=0.075979Jy sigma=1.079106 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9702 mas, bmaj=1.883 mas, bpa=-0.7004 degrees ! Estimated noise=0.212406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00184258 Jy ! Component: 100 - total flux cleaned = -0.00259216 Jy ! Component: 150 - total flux cleaned = -0.00289735 Jy ! Component: 200 - total flux cleaned = -0.00302218 Jy ! Total flux subtracted in 200 components = -0.00302218 Jy ! Clean residual min=-0.001947 max=0.001765 Jy/beam ! Clean residual mean=0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.775594 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.775594 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=0.075773Jy sigma=1.074748 ! Fit after self-cal, rms=0.075770Jy sigma=1.074425 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 = -0.000468344 Jy ! Component: 100 - total flux cleaned = -0.000631826 Jy ! Component: 150 - total flux cleaned = -0.00072533 Jy ! Component: 200 - total flux cleaned = -0.000766257 Jy ! Total flux subtracted in 200 components = -0.000766257 Jy ! Clean residual min=-0.001787 max=0.001596 Jy/beam ! Clean residual mean=0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.774828 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 0.774828 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=0.075707Jy sigma=1.073023 ! Fit after self-cal, rms=0.075703Jy sigma=1.072942 ! 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=0.075703Jy sigma=1.072942 ! Fit after self-cal, rms=0.076228Jy sigma=1.071972 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.043 mas, bmaj=2.89 mas, bpa=-6.444 degrees ! Estimated noise=0.270585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00113755 Jy ! Component: 100 - total flux cleaned = -0.00129602 Jy ! Component: 150 - total flux cleaned = -0.0014268 Jy ! Component: 200 - total flux cleaned = -0.00151482 Jy ! Total flux subtracted in 200 components = -0.00151482 Jy ! Clean residual min=-0.001299 max=0.001318 Jy/beam ! Clean residual mean=0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.773313 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 80 components and 0.773313 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=0.076183Jy sigma=1.071082 ! Fit after self-cal, rms=0.076184Jy sigma=1.070996 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 = -0.000194096 Jy ! Component: 100 - total flux cleaned = -0.000250471 Jy ! Component: 150 - total flux cleaned = -0.000307647 Jy ! Component: 200 - total flux cleaned = -0.000385414 Jy ! Total flux subtracted in 200 components = -0.000385414 Jy ! Clean residual min=-0.001243 max=0.001319 Jy/beam ! Clean residual mean=0.000002 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.772927 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 82 components and 0.772927 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=0.076170Jy sigma=1.070653 ! Fit after self-cal, rms=0.076166Jy sigma=1.070591 ! 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=0.9686 mas, bmaj=1.88 mas, bpa=-0.7689 degrees ! Estimated noise=0.212079 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9686 x 1.88 at -0.7689 degrees (North through East) ! Clean map min=-0.0012163 max=0.44195 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=0.7731 mas, bmaj=1.543 mas, bpa=1.388 degrees ! Estimated noise=0.405123 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.320929 Jy ! Component: 100 - total flux cleaned = 0.46935 Jy ! Component: 150 - total flux cleaned = 0.56327 Jy ! Component: 200 - total flux cleaned = 0.624212 Jy ! Total flux subtracted in 200 components = 0.624212 Jy ! Clean residual min=-0.009989 max=0.032723 Jy/beam ! Clean residual mean=0.000012 rms=0.003123 Jy/beam ! Combined flux in latest and established models = 0.624212 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.624212 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9686 mas, bmaj=1.88 mas, bpa=-0.7689 degrees ! Estimated noise=0.212079 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 = 0.0584457 Jy ! Component: 100 - total flux cleaned = 0.090416 Jy ! Component: 150 - total flux cleaned = 0.109373 Jy ! Component: 200 - total flux cleaned = 0.121325 Jy ! Total flux subtracted in 200 components = 0.121325 Jy ! Clean residual min=-0.002685 max=0.007350 Jy/beam ! Clean residual mean=0.000012 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.745537 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 42 components and 0.745538 Jy ! Inverting map ! Added new window around map position (-0.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00813465 Jy ! Component: 100 - total flux cleaned = 0.0135365 Jy ! Component: 150 - total flux cleaned = 0.017325 Jy ! Component: 200 - total flux cleaned = 0.0201188 Jy ! Total flux subtracted in 200 components = 0.0201188 Jy ! Clean residual min=-0.001525 max=0.003016 Jy/beam ! Clean residual mean=0.000004 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.765656 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 61 components and 0.765656 Jy ! Inverting map ! Added new window around map position (2.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272061 Jy ! Component: 100 - total flux cleaned = 0.00452454 Jy ! Component: 150 - total flux cleaned = 0.00529912 Jy ! Component: 200 - total flux cleaned = 0.00566543 Jy ! Total flux subtracted in 200 components = 0.00566543 Jy ! Clean residual min=-0.001377 max=0.001375 Jy/beam ! Clean residual mean=0.000002 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.771322 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 75 components and 0.771322 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=2.043 mas, bmaj=2.89 mas, bpa=-6.444 degrees ! Estimated noise=0.270585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127101 Jy ! Component: 100 - total flux cleaned = 0.00177398 Jy ! Component: 150 - total flux cleaned = 0.00177453 Jy ! Component: 200 - total flux cleaned = 0.00180688 Jy ! Total flux subtracted in 200 components = 0.00180688 Jy ! Clean residual min=-0.001171 max=0.001320 Jy/beam ! Clean residual mean=0.000002 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.773129 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 = 4.23674e-05 Jy ! Component: 100 - total flux cleaned = 7.9732e-05 Jy ! Component: 150 - total flux cleaned = 0.00011241 Jy ! Component: 200 - total flux cleaned = 0.000122537 Jy ! Total flux subtracted in 200 components = 0.000122537 Jy ! Clean residual min=-0.001178 max=0.001313 Jy/beam ! Clean residual mean=0.000002 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.773251 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 102 components and 0.773251 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9686 mas, bmaj=1.88 mas, bpa=-0.7689 degrees ! Estimated noise=0.212079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.18968e-05 Jy ! Component: 100 - total flux cleaned = 5.79077e-05 Jy ! Component: 150 - total flux cleaned = 9.39899e-05 Jy ! Component: 200 - total flux cleaned = 9.38271e-05 Jy ! Total flux subtracted in 200 components = 9.38271e-05 Jy ! Clean residual min=-0.001275 max=0.001172 Jy/beam ! Clean residual mean=0.000001 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.773345 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 110 components and 0.773345 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=0.076163Jy sigma=1.068470 ! Fit after self-cal, rms=0.076150Jy sigma=1.068253 wmodel J1157+1638_X_map.mod ! Writing 110 model components to file: J1157+1638_X_map.mod wobs J1157+1638_X_uvs.fits ! Writing UV FITS file: J1157+1638_X_uvs.fits wwins J1157+1638_X_map.win ! wwins: Wrote 4 windows to J1157+1638_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 = -0.000340694 Jy ! Component: 100 - total flux cleaned = -0.000486768 Jy ! Component: 150 - total flux cleaned = -0.000546759 Jy ! Component: 200 - total flux cleaned = -0.000585653 Jy ! Component: 250 - total flux cleaned = -0.000623942 Jy ! Component: 300 - total flux cleaned = -0.000642635 Jy ! Component: 350 - total flux cleaned = -0.000660997 Jy ! Component: 400 - total flux cleaned = -0.000749607 Jy ! Component: 450 - total flux cleaned = -0.000801305 Jy ! Component: 500 - total flux cleaned = -0.000801306 Jy ! Component: 550 - total flux cleaned = -0.000901587 Jy ! Component: 600 - total flux cleaned = -0.000885141 Jy ! Component: 650 - total flux cleaned = -0.000933892 Jy ! Component: 700 - total flux cleaned = -0.000934105 Jy ! Component: 750 - total flux cleaned = -0.00099721 Jy ! Component: 800 - total flux cleaned = -0.00101274 Jy ! Component: 850 - total flux cleaned = -0.0010128 Jy ! Component: 900 - total flux cleaned = -0.000967571 Jy ! Component: 950 - total flux cleaned = -0.00095279 Jy ! Component: 1000 - total flux cleaned = -0.000982307 Jy ! Component: 1050 - total flux cleaned = -0.000938361 Jy ! Component: 1100 - total flux cleaned = -0.000938367 Jy ! Component: 1150 - total flux cleaned = -0.000895635 Jy ! Component: 1200 - total flux cleaned = -0.00091002 Jy ! Component: 1250 - total flux cleaned = -0.000909855 Jy ! Component: 1300 - total flux cleaned = -0.000909689 Jy ! Component: 1350 - total flux cleaned = -0.000841353 Jy ! Component: 1400 - total flux cleaned = -0.000881792 Jy ! Component: 1450 - total flux cleaned = -0.000854999 Jy ! Component: 1500 - total flux cleaned = -0.000828759 Jy ! Component: 1550 - total flux cleaned = -0.000841878 Jy ! Component: 1600 - total flux cleaned = -0.000854894 Jy ! Component: 1650 - total flux cleaned = -0.000790738 Jy ! Component: 1700 - total flux cleaned = -0.000752684 Jy ! Component: 1750 - total flux cleaned = -0.000803081 Jy ! Component: 1800 - total flux cleaned = -0.000790453 Jy ! Component: 1850 - total flux cleaned = -0.000802792 Jy ! Component: 1900 - total flux cleaned = -0.000716461 Jy ! Component: 1950 - total flux cleaned = -0.000679931 Jy ! Component: 2000 - total flux cleaned = -0.000667892 Jy ! Component: 2050 - total flux cleaned = -0.000667977 Jy ! Component: 2100 - total flux cleaned = -0.000632404 Jy ! Component: 2150 - total flux cleaned = -0.00065601 Jy ! Component: 2200 - total flux cleaned = -0.000609195 Jy ! Component: 2250 - total flux cleaned = -0.000620904 Jy ! Component: 2300 - total flux cleaned = -0.000586129 Jy ! Component: 2350 - total flux cleaned = -0.000585982 Jy ! Component: 2400 - total flux cleaned = -0.000540383 Jy ! Component: 2450 - total flux cleaned = -0.000596739 Jy ! Component: 2500 - total flux cleaned = -0.000495967 Jy ! Component: 2550 - total flux cleaned = -0.000495897 Jy ! Component: 2600 - total flux cleaned = -0.000495724 Jy ! Component: 2650 - total flux cleaned = -0.000462704 Jy ! Component: 2700 - total flux cleaned = -0.000484612 Jy ! Component: 2750 - total flux cleaned = -0.000441236 Jy ! Component: 2800 - total flux cleaned = -0.000398165 Jy ! Component: 2850 - total flux cleaned = -0.000419593 Jy ! Component: 2900 - total flux cleaned = -0.000387797 Jy ! Component: 2950 - total flux cleaned = -0.000398431 Jy ! Component: 3000 - total flux cleaned = -0.000398369 Jy ! Component: 3050 - total flux cleaned = -0.000387919 Jy ! Component: 3100 - total flux cleaned = -0.000356804 Jy ! Component: 3150 - total flux cleaned = -0.000315597 Jy ! Component: 3200 - total flux cleaned = -0.000305303 Jy ! Component: 3250 - total flux cleaned = -0.000305296 Jy ! Component: 3300 - total flux cleaned = -0.000285107 Jy ! Component: 3350 - total flux cleaned = -0.000275153 Jy ! Component: 3400 - total flux cleaned = -0.000285164 Jy ! Component: 3450 - total flux cleaned = -0.000275216 Jy ! Component: 3500 - total flux cleaned = -0.000275311 Jy ! Component: 3550 - total flux cleaned = -0.000265641 Jy ! Component: 3600 - total flux cleaned = -0.000255859 Jy ! Component: 3650 - total flux cleaned = -0.000265429 Jy ! Component: 3700 - total flux cleaned = -0.000284821 Jy ! Component: 3750 - total flux cleaned = -0.000284919 Jy ! Component: 3800 - total flux cleaned = -0.000284811 Jy ! Component: 3850 - total flux cleaned = -0.000227747 Jy ! Component: 3900 - total flux cleaned = -0.000237188 Jy ! Component: 3950 - total flux cleaned = -0.000227693 Jy ! Component: 4000 - total flux cleaned = -0.00019022 Jy ! Component: 4050 - total flux cleaned = -0.000180936 Jy ! Total flux subtracted in 4096 components = -0.000180973 Jy ! Clean residual min=-0.000681 max=0.000599 Jy/beam ! Clean residual mean=0.000000 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.773164 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 440 components and 0.773164 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1157+1638_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9686 x 1.88 at -0.7689 degrees (North through East) ! Clean map min=-0.00086903 max=0.44299 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1157+1638_X_map.fits wmodel /vlbi/uf001/uva//J1157+1638_X_map.mod ! Writing 440 model components to file: /vlbi/uf001/uva//J1157+1638_X_map.mod wobs /vlbi/uf001/uva//J1157+1638_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1157+1638_X_uvs.fits wwins /vlbi/uf001/uva//J1157+1638_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1157+1638_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.442994 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000161331 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.109255 0.109255 0.21851 0.437019 0.874038 1.74808 3.49615 6.9923 13.9846 27.9692 55.9384 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.442 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2745.88 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1157+1638_X_dfm.log closed on Mon Jan 14 01:35:12 2019