! Started logfile: /image_prod/ug002_uva//J0831+0429_X_dfm.log on Wed Mar 4 22:24:39 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//J0831+0429_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0831+0429_X_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.978519 visibilities/baseline/integration-bin. ! Found source: J0831+0429 ! ! 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 47556 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 J0831+0429_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 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 10 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.155839Jy sigma=8.481799 ! Fit after self-cal, rms=0.462016Jy sigma=3.497983 ! 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=0.6955 mas, bmaj=1.72 mas, bpa=-3.965 degrees ! Estimated noise=0.823024 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 = 0.40114 Jy ! Component: 100 - total flux cleaned = 0.51918 Jy ! Total flux subtracted in 100 components = 0.51918 Jy ! Clean residual min=-0.020823 max=0.051398 Jy/beam ! Clean residual mean=-0.000060 rms=0.005067 Jy/beam ! Combined flux in latest and established models = 0.51918 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.51918 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=0.156405Jy sigma=1.096393 ! Fit after self-cal, rms=0.156146Jy sigma=1.093305 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0582874 Jy ! Component: 100 - total flux cleaned = 0.0884065 Jy ! Total flux subtracted in 100 components = 0.0884065 Jy ! Clean residual min=-0.016563 max=0.033644 Jy/beam ! Clean residual mean=-0.000039 rms=0.003870 Jy/beam ! Combined flux in latest and established models = 0.607587 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.607587 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=0.120641Jy sigma=0.864886 ! Fit after self-cal, rms=0.120314Jy sigma=0.861659 ! Inverting map ! Added new window around map position (1.8, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0295404 Jy ! Component: 100 - total flux cleaned = 0.047978 Jy ! Total flux subtracted in 100 components = 0.047978 Jy ! Clean residual min=-0.015579 max=0.023430 Jy/beam ! Clean residual mean=-0.000029 rms=0.003409 Jy/beam ! Combined flux in latest and established models = 0.655565 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.655565 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=0.107021Jy sigma=0.778324 ! Fit after self-cal, rms=0.106422Jy sigma=0.772995 ! 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=0.8789 mas, bmaj=1.983 mas, bpa=-2.659 degrees ! Estimated noise=0.446556 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 (3.4, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.028351 Jy ! Component: 100 - total flux cleaned = 0.0463783 Jy ! Component: 150 - total flux cleaned = 0.0590522 Jy ! Component: 200 - total flux cleaned = 0.0666536 Jy ! Total flux subtracted in 200 components = 0.0666536 Jy ! Clean residual min=-0.017824 max=0.023279 Jy/beam ! Clean residual mean=-0.000024 rms=0.004160 Jy/beam ! Combined flux in latest and established models = 0.722218 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 36 components and 0.722218 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=0.096100Jy sigma=0.712449 ! Fit after self-cal, rms=0.095220Jy sigma=0.705186 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8789 x 1.983 at -2.659 degrees (North through East) ! Clean map min=-0.015486 max=0.54172 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.17 HN 1.01 KP 1.02 ! LA 1.00 MK 1.03 NL 1.08 OV 0.88 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.19 HN 1.00 KP 1.03 ! LA 0.99 MK 1.03 NL 1.08 OV 0.91 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.17 HN 0.99 KP 1.03 ! LA 1.00 MK 1.02 NL 1.08 OV 0.91 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.17 HN 1.01 KP 1.00 ! LA 1.00 MK 1.01 NL 1.08 OV 0.90 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.14 HN 0.99 KP 1.02 ! LA 1.00 MK 1.01 NL 1.08 OV 0.90 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.16 HN 0.98 KP 1.02 ! LA 1.00 MK 1.01 NL 1.09 OV 0.84 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.16 HN 1.01 KP 0.99 ! LA 0.99 MK 1.02 NL 1.08 OV 0.89 ! PT 0.89 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.14 HN 0.99 KP 1.02 ! LA 0.99 MK 1.03 NL 1.07 OV 0.88 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.16 HN 0.98 KP 1.00 ! LA 0.98 MK 1.01 NL 1.08 OV 0.91 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.18 HN 0.98 KP 1.00 ! LA 1.00 MK 1.01 NL 1.07 OV 0.90 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.17 HN 0.99 KP 1.02 ! LA 0.97 MK 1.01 NL 1.06 OV 0.89 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.15 HN 0.98 KP 1.02 ! LA 1.01 MK 0.98 NL 1.07 OV 0.91 ! PT 0.88 SC 1.01 ! ! ! Fit before self-cal, rms=0.095220Jy sigma=0.705186 ! Fit after self-cal, rms=0.079030Jy sigma=0.551464 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8824 mas, bmaj=1.986 mas, bpa=-2.338 degrees ! Estimated noise=0.444496 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 = 0.0109276 Jy ! Component: 100 - total flux cleaned = 0.0151245 Jy ! Component: 150 - total flux cleaned = 0.0164368 Jy ! Component: 200 - total flux cleaned = 0.0169135 Jy ! Total flux subtracted in 200 components = 0.0169135 Jy ! Clean residual min=-0.009267 max=0.011103 Jy/beam ! Clean residual mean=-0.000026 rms=0.002554 Jy/beam ! Combined flux in latest and established models = 0.739132 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.739132 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=0.077150Jy sigma=0.539027 ! Fit after self-cal, rms=0.077011Jy sigma=0.537561 ! 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=0.077011Jy sigma=0.537561 ! Fit after self-cal, rms=0.058453Jy sigma=0.401461 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8789 mas, bmaj=1.981 mas, bpa=-2.324 degrees ! Estimated noise=0.444557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150814 Jy ! Component: 100 - total flux cleaned = 0.000105128 Jy ! Component: 150 - total flux cleaned = 0.00021785 Jy ! Component: 200 - total flux cleaned = 0.000220589 Jy ! Total flux subtracted in 200 components = 0.000220589 Jy ! Clean residual min=-0.002676 max=0.003768 Jy/beam ! Clean residual mean=-0.000002 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.739352 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 0.739352 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=0.057912Jy sigma=0.397289 ! Fit after self-cal, rms=0.057873Jy sigma=0.396907 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 (9, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317718 Jy ! Component: 100 - total flux cleaned = 0.00410445 Jy ! Component: 150 - total flux cleaned = 0.00491442 Jy ! Component: 200 - total flux cleaned = 0.00540261 Jy ! Total flux subtracted in 200 components = 0.00540261 Jy ! Clean residual min=-0.002400 max=0.002888 Jy/beam ! Clean residual mean=-0.000002 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.744755 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 82 components and 0.744755 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=0.057526Jy sigma=0.394388 ! Fit after self-cal, rms=0.057505Jy sigma=0.394275 ! Inverting map ! Added new window around map position (6.8, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0028927 Jy ! Component: 100 - total flux cleaned = 0.00371458 Jy ! Component: 150 - total flux cleaned = 0.0041452 Jy ! Component: 200 - total flux cleaned = 0.00441048 Jy ! Total flux subtracted in 200 components = 0.00441048 Jy ! Clean residual min=-0.002105 max=0.002118 Jy/beam ! Clean residual mean=-0.000003 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.749166 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.749165 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=0.057279Jy sigma=0.392604 ! Fit after self-cal, rms=0.057270Jy sigma=0.392565 ! 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=0.057270Jy sigma=0.392565 ! Fit after self-cal, rms=0.057109Jy sigma=0.391587 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8775 mas, bmaj=1.98 mas, bpa=-2.29 degrees ! Estimated noise=0.444098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.44101e-05 Jy ! Component: 100 - total flux cleaned = 0.000651903 Jy ! Component: 150 - total flux cleaned = 0.00090615 Jy ! Component: 200 - total flux cleaned = 0.0012591 Jy ! Total flux subtracted in 200 components = 0.0012591 Jy ! Clean residual min=-0.001877 max=0.001872 Jy/beam ! Clean residual mean=-0.000001 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.750425 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 103 components and 0.750425 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=0.056957Jy sigma=0.390374 ! Fit after self-cal, rms=0.056944Jy sigma=0.390316 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 (1, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00048408 Jy ! Component: 100 - total flux cleaned = 0.000368515 Jy ! Component: 150 - total flux cleaned = 0.000580209 Jy ! Component: 200 - total flux cleaned = 0.000674439 Jy ! Total flux subtracted in 200 components = 0.000674439 Jy ! Clean residual min=-0.001768 max=0.001751 Jy/beam ! Clean residual mean=-0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.751099 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 116 components and 0.751099 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=0.056833Jy sigma=0.389500 ! Fit after self-cal, rms=0.056820Jy sigma=0.389446 ! 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=0.056820Jy sigma=0.389446 ! Fit after self-cal, rms=0.056777Jy sigma=0.389280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.098 mas, bmaj=3.129 mas, bpa=-2.588 degrees ! Estimated noise=0.585546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765916 Jy ! Component: 100 - total flux cleaned = 0.000769262 Jy ! Component: 150 - total flux cleaned = 0.000768299 Jy ! Component: 200 - total flux cleaned = 0.00070149 Jy ! Total flux subtracted in 200 components = 0.00070149 Jy ! Clean residual min=-0.001856 max=0.002154 Jy/beam ! Clean residual mean=-0.000001 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.751801 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 133 components and 0.751801 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=0.056741Jy sigma=0.389057 ! Fit after self-cal, rms=0.056742Jy sigma=0.389053 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 (12.6, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201169 Jy ! Component: 100 - total flux cleaned = 0.0025482 Jy ! Component: 150 - total flux cleaned = 0.00306253 Jy ! Component: 200 - total flux cleaned = 0.00354804 Jy ! Total flux subtracted in 200 components = 0.00354804 Jy ! Clean residual min=-0.001622 max=0.001298 Jy/beam ! Clean residual mean=-0.000002 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.755349 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 173 components and 0.755349 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=0.056680Jy sigma=0.388610 ! Fit after self-cal, rms=0.056675Jy sigma=0.388583 ! 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=0.8766 mas, bmaj=1.979 mas, bpa=-2.284 degrees ! Estimated noise=0.443823 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8766 x 1.979 at -2.284 degrees (North through East) ! Clean map min=-0.0014303 max=0.53736 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 ! Performing amp+phase self-cal ! ! 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=0.056675Jy sigma=0.388583 ! Fit after self-cal, rms=0.052625Jy sigma=0.357529 ! Inverting map and beam ! Estimated beam: bmin=0.8766 mas, bmaj=1.979 mas, bpa=-2.29 degrees ! Estimated noise=0.443699 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000398593 Jy ! Component: 100 - total flux cleaned = 0.000597107 Jy ! Component: 150 - total flux cleaned = 0.000774706 Jy ! Component: 200 - total flux cleaned = 0.000859584 Jy ! Total flux subtracted in 200 components = 0.000859584 Jy ! Clean residual min=-0.001545 max=0.001599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.756208 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 195 components and 0.756208 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=0.052545Jy sigma=0.356875 ! Fit after self-cal, rms=0.052535Jy sigma=0.356842 ! Inverting map ! Added new window around map position (-1.4, -9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124905 Jy ! Component: 100 - total flux cleaned = 0.00133154 Jy ! Component: 150 - total flux cleaned = 0.00156961 Jy ! Component: 200 - total flux cleaned = 0.00175609 Jy ! Total flux subtracted in 200 components = 0.00175609 Jy ! Clean residual min=-0.001465 max=0.001431 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.757964 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 210 components and 0.757964 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=0.052462Jy sigma=0.356296 ! Fit after self-cal, rms=0.052458Jy sigma=0.356279 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.052458Jy sigma=0.356279 ! Fit after self-cal, rms=0.052423Jy sigma=0.356219 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=0.6933 mas, bmaj=1.711 mas, bpa=-3.585 degrees ! Estimated noise=0.818203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.398242 Jy ! Component: 100 - total flux cleaned = 0.519904 Jy ! Component: 150 - total flux cleaned = 0.579627 Jy ! Component: 200 - total flux cleaned = 0.613744 Jy ! Total flux subtracted in 200 components = 0.613744 Jy ! Clean residual min=-0.008363 max=0.018748 Jy/beam ! Clean residual mean=-0.000025 rms=0.002131 Jy/beam ! Combined flux in latest and established models = 0.613744 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.613744 Jy ! Inverting map and beam ! Estimated beam: bmin=0.876 mas, bmaj=1.978 mas, bpa=-2.29 degrees ! Estimated noise=0.443467 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 = 0.0385838 Jy ! Component: 100 - total flux cleaned = 0.0641969 Jy ! Component: 150 - total flux cleaned = 0.08183 Jy ! Component: 200 - total flux cleaned = 0.0941544 Jy ! Total flux subtracted in 200 components = 0.0941544 Jy ! Clean residual min=-0.003551 max=0.006892 Jy/beam ! Clean residual mean=-0.000009 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.707898 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 0.707898 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00885857 Jy ! Component: 100 - total flux cleaned = 0.0153159 Jy ! Component: 150 - total flux cleaned = 0.0203204 Jy ! Component: 200 - total flux cleaned = 0.0243871 Jy ! Total flux subtracted in 200 components = 0.0243871 Jy ! Clean residual min=-0.002566 max=0.003016 Jy/beam ! Clean residual mean=-0.000002 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.732285 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 49 components and 0.732285 Jy ! Inverting map ! Added new window around map position (4.8, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00287525 Jy ! Component: 100 - total flux cleaned = 0.00520264 Jy ! Component: 150 - total flux cleaned = 0.00727658 Jy ! Component: 200 - total flux cleaned = 0.00905937 Jy ! Total flux subtracted in 200 components = 0.00905937 Jy ! Clean residual min=-0.002040 max=0.001787 Jy/beam ! Clean residual mean=-0.000001 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.741345 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 74 components and 0.741345 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=2.098 mas, bmaj=3.129 mas, bpa=-2.588 degrees ! Estimated noise=0.585472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00347236 Jy ! Component: 100 - total flux cleaned = 0.00603402 Jy ! Component: 150 - total flux cleaned = 0.00799278 Jy ! Component: 200 - total flux cleaned = 0.00929806 Jy ! Total flux subtracted in 200 components = 0.00929806 Jy ! Clean residual min=-0.001830 max=0.001931 Jy/beam ! Clean residual mean=-0.000002 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.750643 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 = 0.00101788 Jy ! Component: 100 - total flux cleaned = 0.00205013 Jy ! Component: 150 - total flux cleaned = 0.00298457 Jy ! Component: 200 - total flux cleaned = 0.0038345 Jy ! Total flux subtracted in 200 components = 0.0038345 Jy ! Clean residual min=-0.001705 max=0.001583 Jy/beam ! Clean residual mean=-0.000002 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.754477 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 161 components and 0.754477 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.876 mas, bmaj=1.978 mas, bpa=-2.29 degrees ! Estimated noise=0.443467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000375411 Jy ! Component: 100 - total flux cleaned = -0.000177389 Jy ! Component: 150 - total flux cleaned = 0.000243905 Jy ! Component: 200 - total flux cleaned = 0.000687723 Jy ! Total flux subtracted in 200 components = 0.000687723 Jy ! Clean residual min=-0.001466 max=0.001412 Jy/beam ! Clean residual mean=-0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.755165 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 173 components and 0.755165 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=0.052435Jy sigma=0.356453 ! Fit after self-cal, rms=0.052404Jy sigma=0.356119 wmodel J0831+0429_X_map.mod ! Writing 173 model components to file: J0831+0429_X_map.mod wobs J0831+0429_X_uvs.fits ! Writing UV FITS file: J0831+0429_X_uvs.fits wwins J0831+0429_X_map.win ! wwins: Wrote 9 windows to J0831+0429_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 = -0.000353928 Jy ! Component: 100 - total flux cleaned = -0.000705315 Jy ! Component: 150 - total flux cleaned = -0.000930108 Jy ! Component: 200 - total flux cleaned = -0.00108137 Jy ! Component: 250 - total flux cleaned = -0.00126982 Jy ! Component: 300 - total flux cleaned = -0.00141213 Jy ! Component: 350 - total flux cleaned = -0.00155069 Jy ! Component: 400 - total flux cleaned = -0.00170524 Jy ! Component: 450 - total flux cleaned = -0.00179983 Jy ! Component: 500 - total flux cleaned = -0.0019296 Jy ! Component: 550 - total flux cleaned = -0.00198397 Jy ! Component: 600 - total flux cleaned = -0.00207359 Jy ! Component: 650 - total flux cleaned = -0.00214375 Jy ! Component: 700 - total flux cleaned = -0.00223008 Jy ! Component: 750 - total flux cleaned = -0.00234894 Jy ! Component: 800 - total flux cleaned = -0.00239913 Jy ! Component: 850 - total flux cleaned = -0.00249848 Jy ! Component: 900 - total flux cleaned = -0.00259606 Jy ! Component: 950 - total flux cleaned = -0.00264399 Jy ! Component: 1000 - total flux cleaned = -0.00266001 Jy ! Component: 1050 - total flux cleaned = -0.00272241 Jy ! Component: 1100 - total flux cleaned = -0.0027531 Jy ! Component: 1150 - total flux cleaned = -0.00282909 Jy ! Component: 1200 - total flux cleaned = -0.00290357 Jy ! Component: 1250 - total flux cleaned = -0.00294804 Jy ! Component: 1300 - total flux cleaned = -0.00303601 Jy ! Component: 1350 - total flux cleaned = -0.0030649 Jy ! Component: 1400 - total flux cleaned = -0.00316508 Jy ! Component: 1450 - total flux cleaned = -0.0031933 Jy ! Component: 1500 - total flux cleaned = -0.00323516 Jy ! Component: 1550 - total flux cleaned = -0.00330424 Jy ! Component: 1600 - total flux cleaned = -0.00341338 Jy ! Component: 1650 - total flux cleaned = -0.00344028 Jy ! Component: 1700 - total flux cleaned = -0.00348036 Jy ! Component: 1750 - total flux cleaned = -0.00358597 Jy ! Component: 1800 - total flux cleaned = -0.00355971 Jy ! Component: 1850 - total flux cleaned = -0.00362438 Jy ! Component: 1900 - total flux cleaned = -0.00364997 Jy ! Component: 1950 - total flux cleaned = -0.00362446 Jy ! Component: 2000 - total flux cleaned = -0.00370019 Jy ! Component: 2050 - total flux cleaned = -0.00370012 Jy ! Component: 2100 - total flux cleaned = -0.00372494 Jy ! Component: 2150 - total flux cleaned = -0.00376156 Jy ! Component: 2200 - total flux cleaned = -0.00379796 Jy ! Component: 2250 - total flux cleaned = -0.00374978 Jy ! Component: 2300 - total flux cleaned = -0.00383343 Jy ! Component: 2350 - total flux cleaned = -0.00385697 Jy ! Component: 2400 - total flux cleaned = -0.00389189 Jy ! Component: 2450 - total flux cleaned = -0.00388029 Jy ! Component: 2500 - total flux cleaned = -0.00388023 Jy ! Component: 2550 - total flux cleaned = -0.0039373 Jy ! Component: 2600 - total flux cleaned = -0.00397106 Jy ! Component: 2650 - total flux cleaned = -0.00398226 Jy ! Component: 2700 - total flux cleaned = -0.00397112 Jy ! Component: 2750 - total flux cleaned = -0.00396024 Jy ! Component: 2800 - total flux cleaned = -0.00399313 Jy ! Component: 2850 - total flux cleaned = -0.00402566 Jy ! Component: 2900 - total flux cleaned = -0.00397187 Jy ! Component: 2950 - total flux cleaned = -0.00403597 Jy ! Component: 3000 - total flux cleaned = -0.00403599 Jy ! Component: 3050 - total flux cleaned = -0.00406755 Jy ! Component: 3100 - total flux cleaned = -0.00407799 Jy ! Component: 3150 - total flux cleaned = -0.00406768 Jy ! Component: 3200 - total flux cleaned = -0.00413941 Jy ! Component: 3250 - total flux cleaned = -0.00413952 Jy ! Component: 3300 - total flux cleaned = -0.00413942 Jy ! Component: 3350 - total flux cleaned = -0.00416941 Jy ! Component: 3400 - total flux cleaned = -0.00414954 Jy ! Component: 3450 - total flux cleaned = -0.00418917 Jy ! Component: 3500 - total flux cleaned = -0.00417939 Jy ! Component: 3550 - total flux cleaned = -0.00420867 Jy ! Component: 3600 - total flux cleaned = -0.00423756 Jy ! Component: 3650 - total flux cleaned = -0.00425695 Jy ! Component: 3700 - total flux cleaned = -0.00427591 Jy ! Component: 3750 - total flux cleaned = -0.00428533 Jy ! Component: 3800 - total flux cleaned = -0.00428537 Jy ! Component: 3850 - total flux cleaned = -0.00425728 Jy ! Component: 3900 - total flux cleaned = -0.00430382 Jy ! Component: 3950 - total flux cleaned = -0.00432224 Jy ! Component: 4000 - total flux cleaned = -0.00433135 Jy ! Component: 4050 - total flux cleaned = -0.00428581 Jy ! Total flux subtracted in 4096 components = -0.00432205 Jy ! Clean residual min=-0.000452 max=0.000539 Jy/beam ! Clean residual mean=-0.000000 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.750843 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 491 components and 0.750843 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0831+0429_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.876 x 1.978 at -2.29 degrees (North through East) ! Clean map min=-0.00095275 max=0.53766 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0831+0429_X_map.fits wmodel /image_prod/ug002_uva//J0831+0429_X_map.mod ! Writing 491 model components to file: /image_prod/ug002_uva//J0831+0429_X_map.mod wobs /image_prod/ug002_uva//J0831+0429_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0831+0429_X_uvs.fits wwins /image_prod/ug002_uva//J0831+0429_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J0831+0429_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.537655 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155288 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0866475 0.0866475 0.173295 0.34659 0.69318 1.38636 2.77272 5.54544 11.0909 22.1818 44.3635 88.7271 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.537 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3462.3 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0831+0429_X_dfm.log closed on Wed Mar 4 22:24:46 2020