! Started logfile: /image_prod/ug002_uva//J1838+0927_X_dfm.log on Thu Mar 5 03:51:46 2020 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 /image_prod/ug002_uva//J1838+0927_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1838+0927_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.975926 visibilities/baseline/integration-bin. ! Found source: J1838+0927 ! ! 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 31620 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 J1838+0927_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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006627Jy sigma=9.138314 ! Fit after self-cal, rms=0.875021Jy sigma=7.941623 ! 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=0.7071 mas, bmaj=1.688 mas, bpa=-7.081 degrees ! Estimated noise=0.833127 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 = 0.0957623 Jy ! Component: 100 - total flux cleaned = 0.116775 Jy ! Total flux subtracted in 100 components = 0.116775 Jy ! Clean residual min=-0.003781 max=0.006500 Jy/beam ! Clean residual mean=0.000002 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.116775 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.116775 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=0.058854Jy sigma=0.497320 ! Fit after self-cal, rms=0.058849Jy sigma=0.497262 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695105 Jy ! Component: 100 - total flux cleaned = 0.010748 Jy ! Total flux subtracted in 100 components = 0.010748 Jy ! Clean residual min=-0.003504 max=0.004412 Jy/beam ! Clean residual mean=0.000001 rms=0.000684 Jy/beam ! Combined flux in latest and established models = 0.127523 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.127523 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=0.057579Jy sigma=0.485099 ! Fit after self-cal, rms=0.057582Jy sigma=0.485020 ! Inverting map ! Added new window around map position (1.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00423279 Jy ! Component: 100 - total flux cleaned = 0.00691475 Jy ! Total flux subtracted in 100 components = 0.00691475 Jy ! Clean residual min=-0.003293 max=0.003890 Jy/beam ! Clean residual mean=0.000000 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.134438 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 25 components and 0.134438 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=0.057187Jy sigma=0.481169 ! Fit after self-cal, rms=0.057163Jy sigma=0.480887 ! 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=0.9046 mas, bmaj=1.998 mas, bpa=-5.202 degrees ! Estimated noise=0.445026 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440563 Jy ! Component: 100 - total flux cleaned = 0.00734452 Jy ! Component: 150 - total flux cleaned = 0.00956423 Jy ! Component: 200 - total flux cleaned = 0.0112759 Jy ! Total flux subtracted in 200 components = 0.0112759 Jy ! Clean residual min=-0.003024 max=0.002661 Jy/beam ! Clean residual mean=-0.000000 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.145714 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.145714 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=0.056750Jy sigma=0.476700 ! Fit after self-cal, rms=0.056735Jy sigma=0.476551 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9046 x 1.998 at -5.202 degrees (North through East) ! Clean map min=-0.002931 max=0.12493 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.94 KP 1.05 ! LA 0.96 MK 1.03 NL 1.08 OV 0.99 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.96 KP 1.06 ! LA 0.95 MK 1.02 NL 1.08 OV 0.99 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.96 KP 1.05 ! LA 0.97 MK 0.97 NL 1.06 OV 0.99 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.92 KP 1.03 ! LA 0.95 MK 1.01 NL 1.09 OV 1.01 ! PT 0.92 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.94 KP 1.06 ! LA 0.99 MK 1.00 NL 1.10 OV 1.02 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 KP 1.07 ! LA 0.97 MK 1.01 NL 1.09 OV 0.98 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.00 KP 1.07 ! LA 0.96 MK 1.04 NL 1.10 OV 1.01 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.95 KP 1.05 ! LA 0.99 MK 1.01 NL 1.08 OV 0.98 ! PT 0.91 SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.95 KP 1.10 ! LA 0.97 MK 1.01 NL 1.06 OV 1.01 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 0.98 KP 1.05 ! LA 0.99 MK 1.03 NL 1.09 OV 1.00 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.98 KP 1.07 ! LA 1.00 MK 1.03 NL 1.07 OV 1.01 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.00 KP 1.04 ! LA 0.98 MK 1.05 NL 1.07 OV 1.04 ! PT 0.89 SC 1.05 ! ! ! Fit before self-cal, rms=0.056735Jy sigma=0.476551 ! Fit after self-cal, rms=0.055572Jy sigma=0.469363 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9116 mas, bmaj=2.009 mas, bpa=-5.28 degrees ! Estimated noise=0.444173 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 = -0.00172015 Jy ! Component: 100 - total flux cleaned = -0.00287461 Jy ! Component: 150 - total flux cleaned = -0.00350343 Jy ! Component: 200 - total flux cleaned = -0.00384375 Jy ! Total flux subtracted in 200 components = -0.00384375 Jy ! Clean residual min=-0.001471 max=0.001510 Jy/beam ! Clean residual mean=0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.14187 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 65 components and 0.14187 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=0.055502Jy sigma=0.468700 ! Fit after self-cal, rms=0.055505Jy sigma=0.468633 ! 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=0.055505Jy sigma=0.468633 ! Fit after self-cal, rms=0.055572Jy sigma=0.467875 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9123 mas, bmaj=2.007 mas, bpa=-5.209 degrees ! Estimated noise=0.443779 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000981144 Jy ! Component: 100 - total flux cleaned = -0.00124086 Jy ! Component: 150 - total flux cleaned = -0.00139096 Jy ! Component: 200 - total flux cleaned = -0.00154829 Jy ! Total flux subtracted in 200 components = -0.00154829 Jy ! Clean residual min=-0.001283 max=0.001360 Jy/beam ! Clean residual mean=0.000000 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.140322 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 0.140322 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=0.055545Jy sigma=0.467623 ! Fit after self-cal, rms=0.055550Jy sigma=0.467610 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 (17.2, 44). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664978 Jy ! Component: 100 - total flux cleaned = 0.000666798 Jy ! Component: 150 - total flux cleaned = 0.000553518 Jy ! Component: 200 - total flux cleaned = 0.000425605 Jy ! Total flux subtracted in 200 components = 0.000425605 Jy ! Clean residual min=-0.001230 max=0.001187 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.140747 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 0.140747 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=0.055502Jy sigma=0.467285 ! Fit after self-cal, rms=0.055500Jy sigma=0.467265 ! 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=0.055500Jy sigma=0.467265 ! Fit after self-cal, rms=0.056084Jy sigma=0.465914 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9113 mas, bmaj=2.006 mas, bpa=-5.145 degrees ! Estimated noise=0.443813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010486 Jy ! Component: 100 - total flux cleaned = -0.00131981 Jy ! Component: 150 - total flux cleaned = -0.00132193 Jy ! Component: 200 - total flux cleaned = -0.00132243 Jy ! Total flux subtracted in 200 components = -0.00132243 Jy ! Clean residual min=-0.001144 max=0.001127 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.139425 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 110 components and 0.139425 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=0.056055Jy sigma=0.465701 ! Fit after self-cal, rms=0.056067Jy sigma=0.465682 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 = 3.07182e-05 Jy ! Component: 100 - total flux cleaned = 6.46623e-05 Jy ! Component: 150 - total flux cleaned = 7.99909e-05 Jy ! Component: 200 - total flux cleaned = 8.05e-05 Jy ! Total flux subtracted in 200 components = 8.05e-05 Jy ! Clean residual min=-0.001124 max=0.001102 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.139505 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 0.139505 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=0.056057Jy sigma=0.465614 ! Fit after self-cal, rms=0.056056Jy sigma=0.465613 ! 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=0.056056Jy sigma=0.465613 ! Fit after self-cal, rms=0.056110Jy sigma=0.465539 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.173 mas, bmaj=3.05 mas, bpa=0.2797 degrees ! Estimated noise=0.546049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000534868 Jy ! Component: 100 - total flux cleaned = -0.000738416 Jy ! Component: 150 - total flux cleaned = -0.000833114 Jy ! Component: 200 - total flux cleaned = -0.000845777 Jy ! Total flux subtracted in 200 components = -0.000845777 Jy ! Clean residual min=-0.001035 max=0.001181 Jy/beam ! Clean residual mean=0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.13866 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 132 components and 0.13866 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=0.056101Jy sigma=0.465462 ! Fit after self-cal, rms=0.056103Jy sigma=0.465458 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.2, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121228 Jy ! Component: 100 - total flux cleaned = 0.00191579 Jy ! Component: 150 - total flux cleaned = 0.00207729 Jy ! Component: 200 - total flux cleaned = 0.00215929 Jy ! Total flux subtracted in 200 components = 0.00215929 Jy ! Clean residual min=-0.000875 max=0.000886 Jy/beam ! Clean residual mean=0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.140819 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 169 components and 0.140819 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=0.056084Jy sigma=0.465282 ! Fit after self-cal, rms=0.056082Jy sigma=0.465270 ! 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=0.9114 mas, bmaj=2.005 mas, bpa=-5.044 degrees ! Estimated noise=0.443411 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9114 x 2.005 at -5.044 degrees (North through East) ! Clean map min=-0.00088477 max=0.1249 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=0.7103 mas, bmaj=1.687 mas, bpa=-6.886 degrees ! Estimated noise=0.837623 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0962258 Jy ! Component: 100 - total flux cleaned = 0.117376 Jy ! Component: 150 - total flux cleaned = 0.124416 Jy ! Component: 200 - total flux cleaned = 0.128092 Jy ! Total flux subtracted in 200 components = 0.128092 Jy ! Clean residual min=-0.001851 max=0.002104 Jy/beam ! Clean residual mean=0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.128092 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.128092 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9114 mas, bmaj=2.005 mas, bpa=-5.044 degrees ! Estimated noise=0.443411 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 = 0.00345672 Jy ! Component: 100 - total flux cleaned = 0.00554408 Jy ! Component: 150 - total flux cleaned = 0.00713737 Jy ! Component: 200 - total flux cleaned = 0.00843283 Jy ! Total flux subtracted in 200 components = 0.00843283 Jy ! Clean residual min=-0.001328 max=0.001126 Jy/beam ! Clean residual mean=0.000001 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.136525 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.136525 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=2.173 mas, bmaj=3.05 mas, bpa=0.2797 degrees ! Estimated noise=0.546049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139314 Jy ! Component: 100 - total flux cleaned = 0.00227466 Jy ! Component: 150 - total flux cleaned = 0.00278481 Jy ! Component: 200 - total flux cleaned = 0.00313611 Jy ! Total flux subtracted in 200 components = 0.00313611 Jy ! Clean residual min=-0.000899 max=0.000879 Jy/beam ! Clean residual mean=0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.139661 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 = 0.000197276 Jy ! Component: 100 - total flux cleaned = 0.000299726 Jy ! Component: 150 - total flux cleaned = 0.000375765 Jy ! Component: 200 - total flux cleaned = 0.000456148 Jy ! Total flux subtracted in 200 components = 0.000456148 Jy ! Clean residual min=-0.000850 max=0.000868 Jy/beam ! Clean residual mean=0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.140118 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 120 components and 0.140118 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9114 mas, bmaj=2.005 mas, bpa=-5.044 degrees ! Estimated noise=0.443411 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.27812e-05 Jy ! Component: 100 - total flux cleaned = 0.000222814 Jy ! Component: 150 - total flux cleaned = 0.000351973 Jy ! Component: 200 - total flux cleaned = 0.000497339 Jy ! Total flux subtracted in 200 components = 0.000497339 Jy ! Clean residual min=-0.001090 max=0.000899 Jy/beam ! Clean residual mean=0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.140615 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 0.140615 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=0.056105Jy sigma=0.465434 ! Fit after self-cal, rms=0.056094Jy sigma=0.465388 wmodel J1838+0927_X_map.mod ! Writing 144 model components to file: J1838+0927_X_map.mod wobs J1838+0927_X_uvs.fits ! Writing UV FITS file: J1838+0927_X_uvs.fits wwins J1838+0927_X_map.win ! wwins: Wrote 5 windows to J1838+0927_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 = -0.000259068 Jy ! Component: 100 - total flux cleaned = -0.000245054 Jy ! Component: 150 - total flux cleaned = -0.00019952 Jy ! Component: 200 - total flux cleaned = -9.78544e-05 Jy ! Component: 250 - total flux cleaned = -5.6046e-05 Jy ! Component: 300 - total flux cleaned = 8.06343e-05 Jy ! Component: 350 - total flux cleaned = 0.00025392 Jy ! Component: 400 - total flux cleaned = 0.000318918 Jy ! Component: 450 - total flux cleaned = 0.000357333 Jy ! Component: 500 - total flux cleaned = 0.00038246 Jy ! Component: 550 - total flux cleaned = 0.000419598 Jy ! Component: 600 - total flux cleaned = 0.00045644 Jy ! Component: 650 - total flux cleaned = 0.000505 Jy ! Component: 700 - total flux cleaned = 0.000529069 Jy ! Component: 750 - total flux cleaned = 0.000553013 Jy ! Component: 800 - total flux cleaned = 0.000611378 Jy ! Component: 850 - total flux cleaned = 0.000599955 Jy ! Component: 900 - total flux cleaned = 0.00060002 Jy ! Component: 950 - total flux cleaned = 0.000611142 Jy ! Component: 1000 - total flux cleaned = 0.000577684 Jy ! Component: 1050 - total flux cleaned = 0.000599847 Jy ! Component: 1100 - total flux cleaned = 0.000610815 Jy ! Component: 1150 - total flux cleaned = 0.000589274 Jy ! Component: 1200 - total flux cleaned = 0.000578563 Jy ! Component: 1250 - total flux cleaned = 0.000546822 Jy ! Component: 1300 - total flux cleaned = 0.000546806 Jy ! Component: 1350 - total flux cleaned = 0.000504977 Jy ! Component: 1400 - total flux cleaned = 0.000473922 Jy ! Component: 1450 - total flux cleaned = 0.000494348 Jy ! Component: 1500 - total flux cleaned = 0.000433108 Jy ! Component: 1550 - total flux cleaned = 0.000422986 Jy ! Component: 1600 - total flux cleaned = 0.000412994 Jy ! Component: 1650 - total flux cleaned = 0.000432725 Jy ! Component: 1700 - total flux cleaned = 0.00037329 Jy ! Component: 1750 - total flux cleaned = 0.000363453 Jy ! Component: 1800 - total flux cleaned = 0.000363441 Jy ! Component: 1850 - total flux cleaned = 0.000382859 Jy ! Component: 1900 - total flux cleaned = 0.00039241 Jy ! Component: 1950 - total flux cleaned = 0.000382862 Jy ! Component: 2000 - total flux cleaned = 0.000363861 Jy ! Component: 2050 - total flux cleaned = 0.00037328 Jy ! Component: 2100 - total flux cleaned = 0.000391966 Jy ! Component: 2150 - total flux cleaned = 0.000391976 Jy ! Component: 2200 - total flux cleaned = 0.000410479 Jy ! Component: 2250 - total flux cleaned = 0.000392159 Jy ! Component: 2300 - total flux cleaned = 0.000428722 Jy ! Component: 2350 - total flux cleaned = 0.000464854 Jy ! Component: 2400 - total flux cleaned = 0.000446779 Jy ! Component: 2450 - total flux cleaned = 0.000446846 Jy ! Component: 2500 - total flux cleaned = 0.000455705 Jy ! Component: 2550 - total flux cleaned = 0.000446795 Jy ! Component: 2600 - total flux cleaned = 0.000429195 Jy ! Component: 2650 - total flux cleaned = 0.000394147 Jy ! Component: 2700 - total flux cleaned = 0.000376837 Jy ! Component: 2750 - total flux cleaned = 0.000471807 Jy ! Component: 2800 - total flux cleaned = 0.00044602 Jy ! Component: 2850 - total flux cleaned = 0.000480106 Jy ! Component: 2900 - total flux cleaned = 0.000429044 Jy ! Component: 2950 - total flux cleaned = 0.000437512 Jy ! Component: 3000 - total flux cleaned = 0.000454313 Jy ! Component: 3050 - total flux cleaned = 0.000454311 Jy ! Component: 3100 - total flux cleaned = 0.000445959 Jy ! Component: 3150 - total flux cleaned = 0.000470748 Jy ! Component: 3200 - total flux cleaned = 0.000388396 Jy ! Component: 3250 - total flux cleaned = 0.00043753 Jy ! Component: 3300 - total flux cleaned = 0.000429475 Jy ! Component: 3350 - total flux cleaned = 0.000437583 Jy ! Component: 3400 - total flux cleaned = 0.000445787 Jy ! Component: 3450 - total flux cleaned = 0.00044583 Jy ! Component: 3500 - total flux cleaned = 0.000477716 Jy ! Component: 3550 - total flux cleaned = 0.000477718 Jy ! Component: 3600 - total flux cleaned = 0.000525178 Jy ! Component: 3650 - total flux cleaned = 0.000509375 Jy ! Component: 3700 - total flux cleaned = 0.000517172 Jy ! Component: 3750 - total flux cleaned = 0.000509403 Jy ! Component: 3800 - total flux cleaned = 0.000563707 Jy ! Component: 3850 - total flux cleaned = 0.00058684 Jy ! Component: 3900 - total flux cleaned = 0.000586816 Jy ! Component: 3950 - total flux cleaned = 0.000617395 Jy ! Component: 4000 - total flux cleaned = 0.000602186 Jy ! Component: 4050 - total flux cleaned = 0.000609755 Jy ! Total flux subtracted in 4096 components = 0.000639909 Jy ! Clean residual min=-0.000439 max=0.000487 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.141255 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 457 components and 0.141255 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1838+0927_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9114 x 2.005 at -5.044 degrees (North through East) ! Clean map min=-0.00067795 max=0.12555 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1838+0927_X_map.fits wmodel /image_prod/ug002_uva//J1838+0927_X_map.mod ! Writing 457 model components to file: /image_prod/ug002_uva//J1838+0927_X_map.mod wobs /image_prod/ug002_uva//J1838+0927_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1838+0927_X_uvs.fits wwins /image_prod/ug002_uva//J1838+0927_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1838+0927_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.125555 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130557 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.311952 0.311952 0.623903 1.24781 2.49561 4.99122 9.98245 19.9649 39.9298 79.8596 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.125 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 961.687 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1838+0927_X_dfm.log closed on Thu Mar 5 03:51:50 2020