! Started logfile: /image_prod/ug002_uva//J2051+1950_X_dfm.log on Thu Mar 5 04:59:26 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//J2051+1950_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2051+1950_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J2051+1950 ! ! 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 37800 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 J2051+1950_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001199Jy sigma=9.691343 ! Fit after self-cal, rms=0.974354Jy sigma=9.432137 ! 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=0.6945 mas, bmaj=2.106 mas, bpa=-14.23 degrees ! Estimated noise=0.823687 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 = 0.0201338 Jy ! Component: 100 - total flux cleaned = 0.0249546 Jy ! Total flux subtracted in 100 components = 0.0249546 Jy ! Clean residual min=-0.002269 max=0.003085 Jy/beam ! Clean residual mean=-0.000000 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.0249546 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0249546 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=0.054070Jy sigma=0.488681 ! Fit after self-cal, rms=0.052362Jy sigma=0.471285 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499658 Jy ! Component: 100 - total flux cleaned = 0.00734392 Jy ! Total flux subtracted in 100 components = 0.00734392 Jy ! Clean residual min=-0.001833 max=0.002793 Jy/beam ! Clean residual mean=0.000000 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.0322986 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.0322986 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=0.051835Jy sigma=0.465993 ! Fit after self-cal, rms=0.051824Jy sigma=0.465738 ! 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=0.9221 mas, bmaj=2.306 mas, bpa=-13.49 degrees ! Estimated noise=0.381622 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 (0.6, -5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293026 Jy ! Component: 100 - total flux cleaned = 0.00485367 Jy ! Component: 150 - total flux cleaned = 0.00619579 Jy ! Component: 200 - total flux cleaned = 0.00707063 Jy ! Total flux subtracted in 200 components = 0.00707063 Jy ! Clean residual min=-0.001355 max=0.002003 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0393692 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 41 components and 0.0393692 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=0.051632Jy sigma=0.463692 ! Fit after self-cal, rms=0.051580Jy sigma=0.462998 ! Inverting map ! Added new window around map position (2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00204663 Jy ! Component: 100 - total flux cleaned = 0.00273996 Jy ! Component: 150 - total flux cleaned = 0.00308907 Jy ! Component: 200 - total flux cleaned = 0.00339712 Jy ! Total flux subtracted in 200 components = 0.00339712 Jy ! Clean residual min=-0.001328 max=0.001681 Jy/beam ! Clean residual mean=0.000000 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0427663 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 62 components and 0.0427663 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=0.051474Jy sigma=0.461912 ! Fit after self-cal, rms=0.051443Jy sigma=0.461659 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9221 x 2.306 at -13.49 degrees (North through East) ! Clean map min=-0.0011878 max=0.029978 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.04 HN 0.94 KP 1.09 ! LA 1.01 MK 1.10 NL 1.24 OV 0.98 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.17 HN 0.87 KP 1.10 ! LA 1.10 MK 1.13 NL 1.14 OV 0.87 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.11 HN 0.89 KP 1.02 ! LA 1.03 MK 1.09 NL 1.27 OV 0.90 ! PT 0.93 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.91 KP 1.07 ! LA 1.06 MK 1.07 NL 1.17 OV 0.91 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 0.85 KP 1.11 ! LA 1.05 MK 1.16 NL 1.22 OV 0.93 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.88 KP 0.97 ! LA 1.09 MK 1.06 NL 1.19 OV 0.93 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.86 KP 1.08 ! LA 1.09 MK 1.08 NL 1.26 OV 0.89 ! PT 0.91 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.07 HN 0.83 KP 1.08 ! LA 1.02 MK 1.03 NL 1.17 OV 0.93 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 HN 0.76 KP 1.18 ! LA 1.05 MK 1.07 NL 1.37 OV 0.90 ! PT 0.87 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.78 KP 1.14 ! LA 1.01 MK 1.00 NL 1.27 OV 0.91 ! PT 0.90 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.99 HN 0.89 KP 1.08 ! LA 0.98 MK 0.93 NL 1.18 OV 0.93 ! PT 0.88 SC 0.82 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.93 HN 0.75 KP 1.07 ! LA 1.13 MK 0.90 NL 1.24 OV 0.97 ! PT 0.82 SC 0.87 ! ! ! Fit before self-cal, rms=0.051443Jy sigma=0.461659 ! Fit after self-cal, rms=0.049150Jy sigma=0.459254 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9206 mas, bmaj=2.266 mas, bpa=-13.02 degrees ! Estimated noise=0.377071 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 = 0.000873766 Jy ! Component: 100 - total flux cleaned = 0.00126044 Jy ! Component: 150 - total flux cleaned = 0.00153531 Jy ! Component: 200 - total flux cleaned = 0.00169049 Jy ! Total flux subtracted in 200 components = 0.00169049 Jy ! Clean residual min=-0.000833 max=0.000893 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0444568 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.0444568 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=0.049123Jy sigma=0.458976 ! Fit after self-cal, rms=0.049168Jy sigma=0.458374 ! 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=0.049168Jy sigma=0.458374 ! Fit after self-cal, rms=0.049428Jy sigma=0.457854 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9188 mas, bmaj=2.242 mas, bpa=-12.87 degrees ! Estimated noise=0.37577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000626789 Jy ! Component: 100 - total flux cleaned = 0.000907209 Jy ! Component: 150 - total flux cleaned = 0.00106036 Jy ! Component: 200 - total flux cleaned = 0.0011094 Jy ! Total flux subtracted in 200 components = 0.0011094 Jy ! Clean residual min=-0.000853 max=0.000823 Jy/beam ! Clean residual mean=0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0455662 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 92 components and 0.0455662 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=0.049408Jy sigma=0.457672 ! Fit after self-cal, rms=0.049455Jy sigma=0.457546 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 = 0.000231269 Jy ! Component: 100 - total flux cleaned = 0.000229011 Jy ! Component: 150 - total flux cleaned = 0.000244069 Jy ! Component: 200 - total flux cleaned = 0.000271224 Jy ! Total flux subtracted in 200 components = 0.000271224 Jy ! Clean residual min=-0.000850 max=0.000816 Jy/beam ! Clean residual mean=0.000001 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0458374 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 98 components and 0.0458374 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=0.049444Jy sigma=0.457451 ! Fit after self-cal, rms=0.049445Jy sigma=0.457432 ! 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=0.049445Jy sigma=0.457432 ! Fit after self-cal, rms=0.049653Jy sigma=0.456869 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9168 mas, bmaj=2.226 mas, bpa=-12.85 degrees ! Estimated noise=0.373196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300357 Jy ! Component: 100 - total flux cleaned = 0.000488981 Jy ! Component: 150 - total flux cleaned = 0.000561385 Jy ! Component: 200 - total flux cleaned = 0.000574232 Jy ! Total flux subtracted in 200 components = 0.000574232 Jy ! Clean residual min=-0.000747 max=0.000724 Jy/beam ! Clean residual mean=0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0464117 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 102 components and 0.0464117 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=0.049642Jy sigma=0.456775 ! Fit after self-cal, rms=0.049674Jy sigma=0.456557 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 = 0.000122764 Jy ! Component: 100 - total flux cleaned = 9.46841e-05 Jy ! Component: 150 - total flux cleaned = 0.000106859 Jy ! Component: 200 - total flux cleaned = 9.57614e-05 Jy ! Total flux subtracted in 200 components = 9.57614e-05 Jy ! Clean residual min=-0.000741 max=0.000751 Jy/beam ! Clean residual mean=0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0465074 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.0465074 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=0.049667Jy sigma=0.456497 ! Fit after self-cal, rms=0.049666Jy sigma=0.456466 ! 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=0.049666Jy sigma=0.456466 ! Fit after self-cal, rms=0.049594Jy sigma=0.456408 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=2.813 mas, bpa=-8.244 degrees ! Estimated noise=0.464505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283128 Jy ! Component: 100 - total flux cleaned = 0.000379214 Jy ! Component: 150 - total flux cleaned = 0.000401805 Jy ! Component: 200 - total flux cleaned = 0.000411013 Jy ! Total flux subtracted in 200 components = 0.000411013 Jy ! Clean residual min=-0.000936 max=0.001106 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0469184 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 118 components and 0.0469184 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=0.049590Jy sigma=0.456375 ! Fit after self-cal, rms=0.049603Jy sigma=0.456334 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 (-28, -33). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573157 Jy ! Component: 100 - total flux cleaned = 0.000820941 Jy ! Component: 150 - total flux cleaned = 0.000838764 Jy ! Component: 200 - total flux cleaned = 0.000894876 Jy ! Total flux subtracted in 200 components = 0.000894876 Jy ! Clean residual min=-0.000799 max=0.000832 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0478133 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 148 components and 0.0478133 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=0.049591Jy sigma=0.456172 ! Fit after self-cal, rms=0.049588Jy sigma=0.456119 ! 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=0.9148 mas, bmaj=2.214 mas, bpa=-12.85 degrees ! Estimated noise=0.370663 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9148 x 2.214 at -12.85 degrees (North through East) ! Clean map min=-0.00068184 max=0.02867 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=0.6887 mas, bmaj=2.02 mas, bpa=-13.78 degrees ! Estimated noise=0.790287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0215068 Jy ! Component: 100 - total flux cleaned = 0.0289141 Jy ! Component: 150 - total flux cleaned = 0.0333441 Jy ! Component: 200 - total flux cleaned = 0.0364683 Jy ! Total flux subtracted in 200 components = 0.0364683 Jy ! Clean residual min=-0.001825 max=0.001790 Jy/beam ! Clean residual mean=0.000000 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.0364683 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0364683 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9148 mas, bmaj=2.214 mas, bpa=-12.85 degrees ! Estimated noise=0.370663 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 = 0.00302357 Jy ! Component: 100 - total flux cleaned = 0.00505043 Jy ! Component: 150 - total flux cleaned = 0.0065611 Jy ! Component: 200 - total flux cleaned = 0.00775065 Jy ! Total flux subtracted in 200 components = 0.00775065 Jy ! Clean residual min=-0.000888 max=0.000925 Jy/beam ! Clean residual mean=0.000000 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0442189 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 46 components and 0.0442189 Jy ! Inverting map ! Added new window around map position (-35.2, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000755026 Jy ! Component: 100 - total flux cleaned = 0.00120253 Jy ! Component: 150 - total flux cleaned = 0.00150766 Jy ! Component: 200 - total flux cleaned = 0.00175272 Jy ! Total flux subtracted in 200 components = 0.00175272 Jy ! Clean residual min=-0.000790 max=0.000743 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0459717 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 62 components and 0.0459717 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=2.086 mas, bmaj=2.813 mas, bpa=-8.244 degrees ! Estimated noise=0.464505 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000558997 Jy ! Component: 100 - total flux cleaned = 0.000825412 Jy ! Component: 150 - total flux cleaned = 0.000958003 Jy ! Component: 200 - total flux cleaned = 0.00111224 Jy ! Total flux subtracted in 200 components = 0.00111224 Jy ! Clean residual min=-0.000846 max=0.000846 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0470839 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 = 8.53407e-05 Jy ! Component: 100 - total flux cleaned = 0.000162692 Jy ! Component: 150 - total flux cleaned = 0.000233854 Jy ! Component: 200 - total flux cleaned = 0.000273796 Jy ! Total flux subtracted in 200 components = 0.000273796 Jy ! Clean residual min=-0.000821 max=0.000814 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0473577 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 119 components and 0.0473577 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9148 mas, bmaj=2.214 mas, bpa=-12.85 degrees ! Estimated noise=0.370663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000166385 Jy ! Component: 100 - total flux cleaned = -0.000166288 Jy ! Component: 150 - total flux cleaned = -0.000116321 Jy ! Component: 200 - total flux cleaned = -0.000116405 Jy ! Total flux subtracted in 200 components = -0.000116405 Jy ! Clean residual min=-0.000719 max=0.000716 Jy/beam ! Clean residual mean=0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0472413 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 147 components and 0.0472413 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=0.049580Jy sigma=0.456065 ! Fit after self-cal, rms=0.049563Jy sigma=0.455961 wmodel J2051+1950_X_map.mod ! Writing 147 model components to file: J2051+1950_X_map.mod wobs J2051+1950_X_uvs.fits ! Writing UV FITS file: J2051+1950_X_uvs.fits wwins J2051+1950_X_map.win ! wwins: Wrote 5 windows to J2051+1950_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 = 6.79911e-05 Jy ! Component: 100 - total flux cleaned = 0.000154861 Jy ! Component: 150 - total flux cleaned = 0.000190122 Jy ! Component: 200 - total flux cleaned = 0.00024639 Jy ! Component: 250 - total flux cleaned = 0.000235239 Jy ! Component: 300 - total flux cleaned = 0.000257005 Jy ! Component: 350 - total flux cleaned = 0.000288373 Jy ! Component: 400 - total flux cleaned = 0.000319027 Jy ! Component: 450 - total flux cleaned = 0.000359063 Jy ! Component: 500 - total flux cleaned = 0.000358877 Jy ! Component: 550 - total flux cleaned = 0.000368571 Jy ! Component: 600 - total flux cleaned = 0.000406586 Jy ! Component: 650 - total flux cleaned = 0.000397067 Jy ! Component: 700 - total flux cleaned = 0.000424912 Jy ! Component: 750 - total flux cleaned = 0.000425107 Jy ! Component: 800 - total flux cleaned = 0.000452287 Jy ! Component: 850 - total flux cleaned = 0.000479147 Jy ! Component: 900 - total flux cleaned = 0.000523019 Jy ! Component: 950 - total flux cleaned = 0.000540314 Jy ! Component: 1000 - total flux cleaned = 0.000566133 Jy ! Component: 1050 - total flux cleaned = 0.000600224 Jy ! Component: 1100 - total flux cleaned = 0.000625571 Jy ! Component: 1150 - total flux cleaned = 0.000658898 Jy ! Component: 1200 - total flux cleaned = 0.000634089 Jy ! Component: 1250 - total flux cleaned = 0.000642286 Jy ! Component: 1300 - total flux cleaned = 0.00067467 Jy ! Component: 1350 - total flux cleaned = 0.000682563 Jy ! Component: 1400 - total flux cleaned = 0.000706245 Jy ! Component: 1450 - total flux cleaned = 0.000690621 Jy ! Component: 1500 - total flux cleaned = 0.000714009 Jy ! Component: 1550 - total flux cleaned = 0.000737132 Jy ! Component: 1600 - total flux cleaned = 0.00075231 Jy ! Component: 1650 - total flux cleaned = 0.00075228 Jy ! Component: 1700 - total flux cleaned = 0.000752267 Jy ! Component: 1750 - total flux cleaned = 0.000774568 Jy ! Component: 1800 - total flux cleaned = 0.000781948 Jy ! Component: 1850 - total flux cleaned = 0.000811057 Jy ! Component: 1900 - total flux cleaned = 0.000810979 Jy ! Component: 1950 - total flux cleaned = 0.000803894 Jy ! Component: 2000 - total flux cleaned = 0.000789658 Jy ! Component: 2050 - total flux cleaned = 0.000825035 Jy ! Component: 2100 - total flux cleaned = 0.000853033 Jy ! Component: 2150 - total flux cleaned = 0.000853053 Jy ! Component: 2200 - total flux cleaned = 0.000860069 Jy ! Component: 2250 - total flux cleaned = 0.000894371 Jy ! Component: 2300 - total flux cleaned = 0.000901138 Jy ! Component: 2350 - total flux cleaned = 0.000914765 Jy ! Component: 2400 - total flux cleaned = 0.00093491 Jy ! Component: 2450 - total flux cleaned = 0.000961607 Jy ! Component: 2500 - total flux cleaned = 0.000988034 Jy ! Component: 2550 - total flux cleaned = 0.00101444 Jy ! Component: 2600 - total flux cleaned = 0.00103405 Jy ! Component: 2650 - total flux cleaned = 0.00105347 Jy ! Component: 2700 - total flux cleaned = 0.00107933 Jy ! Component: 2750 - total flux cleaned = 0.00109204 Jy ! Component: 2800 - total flux cleaned = 0.00113027 Jy ! Component: 2850 - total flux cleaned = 0.00111756 Jy ! Component: 2900 - total flux cleaned = 0.00114268 Jy ! Component: 2950 - total flux cleaned = 0.0011615 Jy ! Component: 3000 - total flux cleaned = 0.00118635 Jy ! Component: 3050 - total flux cleaned = 0.00121108 Jy ! Component: 3100 - total flux cleaned = 0.00122938 Jy ! Component: 3150 - total flux cleaned = 0.00125377 Jy ! Component: 3200 - total flux cleaned = 0.00124776 Jy ! Component: 3250 - total flux cleaned = 0.00125382 Jy ! Component: 3300 - total flux cleaned = 0.00127772 Jy ! Component: 3350 - total flux cleaned = 0.00133131 Jy ! Component: 3400 - total flux cleaned = 0.00131942 Jy ! Component: 3450 - total flux cleaned = 0.00130756 Jy ! Component: 3500 - total flux cleaned = 0.0013369 Jy ! Component: 3550 - total flux cleaned = 0.00134853 Jy ! Component: 3600 - total flux cleaned = 0.00137751 Jy ! Component: 3650 - total flux cleaned = 0.00138904 Jy ! Component: 3700 - total flux cleaned = 0.00141198 Jy ! Component: 3750 - total flux cleaned = 0.00142914 Jy ! Component: 3800 - total flux cleaned = 0.0014348 Jy ! Component: 3850 - total flux cleaned = 0.00142911 Jy ! Component: 3900 - total flux cleaned = 0.00144595 Jy ! Component: 3950 - total flux cleaned = 0.0014348 Jy ! Component: 4000 - total flux cleaned = 0.00143481 Jy ! Component: 4050 - total flux cleaned = 0.00144038 Jy ! Total flux subtracted in 4096 components = 0.00146242 Jy ! Clean residual min=-0.000332 max=0.000312 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0487037 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 487 components and 0.0487037 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2051+1950_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9148 x 2.214 at -12.85 degrees (North through East) ! Clean map min=-0.00065883 max=0.028429 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2051+1950_X_map.fits wmodel /image_prod/ug002_uva//J2051+1950_X_map.mod ! Writing 487 model components to file: /image_prod/ug002_uva//J2051+1950_X_map.mod wobs /image_prod/ug002_uva//J2051+1950_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2051+1950_X_uvs.fits wwins /image_prod/ug002_uva//J2051+1950_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2051+1950_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0284291 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.70133e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.02374 1.02374 2.04748 4.09496 8.18991 16.3798 32.7597 65.5193 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 293.043 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2051+1950_X_dfm.log closed on Thu Mar 5 04:59:31 2020