! Started logfile: /image_prod/ug002_uvm//J1842+6809_X_a_dfm.log on Wed Mar 4 17:36:22 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_uvm//J1842+6809_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1842+6809_X_a_uvm.fits ! AN table 1: 13 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.899145 visibilities/baseline/integration-bin. ! Found source: J1842+6809 ! ! 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 6312 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 J1842+6809_X_a] 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=1.077368Jy sigma=12.766569 ! Fit after self-cal, rms=0.597267Jy sigma=7.291853 ! 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=0.7003 mas, bmaj=1.139 mas, bpa=-48.55 degrees ! Estimated noise=1.16283 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 = 0.298154 Jy ! Component: 100 - total flux cleaned = 0.393641 Jy ! Total flux subtracted in 100 components = 0.393641 Jy ! Clean residual min=-0.019599 max=0.044874 Jy/beam ! Clean residual mean=0.000015 rms=0.004436 Jy/beam ! Combined flux in latest and established models = 0.393641 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.393641 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=0.116569Jy sigma=1.268584 ! Fit after self-cal, rms=0.116331Jy sigma=1.266278 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0506489 Jy ! Component: 100 - total flux cleaned = 0.0787366 Jy ! Total flux subtracted in 100 components = 0.0787366 Jy ! Clean residual min=-0.012952 max=0.019711 Jy/beam ! Clean residual mean=0.000003 rms=0.002886 Jy/beam ! Combined flux in latest and established models = 0.472378 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.472378 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=0.087747Jy sigma=0.959998 ! Fit after self-cal, rms=0.087591Jy sigma=0.958345 ! Inverting map ! Added new window around map position (-1.4, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019869 Jy ! Component: 100 - total flux cleaned = 0.0281364 Jy ! Total flux subtracted in 100 components = 0.0281364 Jy ! Clean residual min=-0.011255 max=0.014892 Jy/beam ! Clean residual mean=-0.000001 rms=0.002554 Jy/beam ! Combined flux in latest and established models = 0.500514 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.500514 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=0.082375Jy sigma=0.909100 ! Fit after self-cal, rms=0.082153Jy sigma=0.906409 ! 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=0.8968 mas, bmaj=1.373 mas, bpa=-48.02 degrees ! Estimated noise=0.773731 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 = 0.00752442 Jy ! Component: 100 - total flux cleaned = 0.0105605 Jy ! Component: 150 - total flux cleaned = 0.011902 Jy ! Component: 200 - total flux cleaned = 0.0128399 Jy ! Total flux subtracted in 200 components = 0.0128399 Jy ! Clean residual min=-0.011511 max=0.014156 Jy/beam ! Clean residual mean=-0.000012 rms=0.002656 Jy/beam ! Combined flux in latest and established models = 0.513354 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.513354 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=0.080204Jy sigma=0.888406 ! Fit after self-cal, rms=0.080098Jy sigma=0.887379 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8968 x 1.373 at -48.02 degrees (North through East) ! Clean map min=-0.011318 max=0.39933 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.88 KP 1.07 ! LA 1.05 MK 1.02 NL 1.09 OV 0.99 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.86 KP 1.06 ! LA 1.05 MK 1.03 NL 1.09 OV 0.96 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.87 KP 1.04 ! LA 1.03 MK 1.05 NL 1.09 OV 0.98 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.91 KP 1.04 ! LA 1.05 MK 1.04 NL 1.09 OV 0.97 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.86 KP 1.05 ! LA 0.98 MK 1.07 NL 1.09 OV 0.98 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.88 KP 1.03 ! LA 1.02 MK 1.04 NL 1.09 OV 0.98 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.87 KP 1.03 ! LA 1.03 MK 1.05 NL 1.09 OV 0.99 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.87 KP 1.04 ! LA 1.05 MK 1.02 NL 1.07 OV 0.97 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.88 KP 1.04 ! LA 1.00 MK 1.02 NL 1.08 OV 0.96 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.89 KP 1.02 ! LA 1.03 MK 1.03 NL 1.10 OV 0.98 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.87 KP 1.03 ! LA 1.01 MK 1.01 NL 1.05 OV 0.95 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.87 KP 1.06 ! LA 1.02 MK 1.02 NL 1.08 OV 0.97 ! PT 0.92 SC 0.99 ! ! ! Fit before self-cal, rms=0.080098Jy sigma=0.887379 ! Fit after self-cal, rms=0.071035Jy sigma=0.784887 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8969 mas, bmaj=1.369 mas, bpa=-48.56 degrees ! Estimated noise=0.772813 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 (-0.2, 6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00519282 Jy ! Component: 100 - total flux cleaned = 0.0056424 Jy ! Component: 150 - total flux cleaned = 0.00504756 Jy ! Component: 200 - total flux cleaned = 0.00464467 Jy ! Total flux subtracted in 200 components = 0.00464467 Jy ! Clean residual min=-0.008083 max=0.007919 Jy/beam ! Clean residual mean=-0.000007 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 0.517999 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 0.517999 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=0.069746Jy sigma=0.769699 ! Fit after self-cal, rms=0.069653Jy sigma=0.768546 ! 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=0.069653Jy sigma=0.768546 ! Fit after self-cal, rms=0.065010Jy sigma=0.705010 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8956 mas, bmaj=1.378 mas, bpa=-47.86 degrees ! Estimated noise=0.775444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00258152 Jy ! Component: 100 - total flux cleaned = -0.0040637 Jy ! Component: 150 - total flux cleaned = -0.0053872 Jy ! Component: 200 - total flux cleaned = -0.00622456 Jy ! Total flux subtracted in 200 components = -0.00622456 Jy ! Clean residual min=-0.003872 max=0.003637 Jy/beam ! Clean residual mean=-0.000006 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.511774 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.511774 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=0.064490Jy sigma=0.699119 ! Fit after self-cal, rms=0.064474Jy sigma=0.698753 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 = -0.00105896 Jy ! Component: 100 - total flux cleaned = -0.00153998 Jy ! Component: 150 - total flux cleaned = -0.00203804 Jy ! Component: 200 - total flux cleaned = -0.00242447 Jy ! Total flux subtracted in 200 components = -0.00242447 Jy ! Clean residual min=-0.003625 max=0.003497 Jy/beam ! Clean residual mean=-0.000006 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.50935 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.50935 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=0.064298Jy sigma=0.696895 ! Fit after self-cal, rms=0.064291Jy sigma=0.696834 ! 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=0.064291Jy sigma=0.696834 ! Fit after self-cal, rms=0.064458Jy sigma=0.695471 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8952 mas, bmaj=1.379 mas, bpa=-47.68 degrees ! Estimated noise=0.776008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00154363 Jy ! Component: 100 - total flux cleaned = -0.0021973 Jy ! Component: 150 - total flux cleaned = -0.00268822 Jy ! Component: 200 - total flux cleaned = -0.00317772 Jy ! Total flux subtracted in 200 components = -0.00317772 Jy ! Clean residual min=-0.003372 max=0.003283 Jy/beam ! Clean residual mean=-0.000005 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.506172 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.506172 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=0.064253Jy sigma=0.693326 ! Fit after self-cal, rms=0.064244Jy sigma=0.693224 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 = -0.000742651 Jy ! Component: 100 - total flux cleaned = -0.00110359 Jy ! Component: 150 - total flux cleaned = -0.00124319 Jy ! Component: 200 - total flux cleaned = -0.00132893 Jy ! Total flux subtracted in 200 components = -0.00132893 Jy ! Clean residual min=-0.003150 max=0.003246 Jy/beam ! Clean residual mean=-0.000004 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.504843 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 77 components and 0.504843 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=0.064166Jy sigma=0.692474 ! Fit after self-cal, rms=0.064162Jy sigma=0.692447 ! Inverting map ! Added new window around map position (5.6, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295266 Jy ! Component: 100 - total flux cleaned = 0.00350622 Jy ! Component: 150 - total flux cleaned = 0.00367635 Jy ! Component: 200 - total flux cleaned = 0.0038733 Jy ! Total flux subtracted in 200 components = 0.0038733 Jy ! Clean residual min=-0.002788 max=0.003090 Jy/beam ! Clean residual mean=-0.000004 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.508716 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 96 components and 0.508716 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=0.063977Jy sigma=0.690399 ! Fit after self-cal, rms=0.063972Jy sigma=0.690308 ! Inverting map ! Added new window around map position (7.4, -38.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234605 Jy ! Component: 100 - total flux cleaned = 0.00276497 Jy ! Component: 150 - total flux cleaned = 0.00305025 Jy ! Component: 200 - total flux cleaned = 0.00322552 Jy ! Total flux subtracted in 200 components = 0.00322552 Jy ! Clean residual min=-0.002643 max=0.002571 Jy/beam ! Clean residual mean=-0.000002 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.511942 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 113 components and 0.511942 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=0.063853Jy sigma=0.688706 ! Fit after self-cal, rms=0.063849Jy sigma=0.688647 ! 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=0.063849Jy sigma=0.688647 ! Fit after self-cal, rms=0.064015Jy sigma=0.687698 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.258 mas, bmaj=2.658 mas, bpa=-71.68 degrees ! Estimated noise=1.04759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000335588 Jy ! Component: 100 - total flux cleaned = 0.000324031 Jy ! Component: 150 - total flux cleaned = 0.000240665 Jy ! Component: 200 - total flux cleaned = 0.000167462 Jy ! Total flux subtracted in 200 components = 0.000167462 Jy ! Clean residual min=-0.003168 max=0.002632 Jy/beam ! Clean residual mean=-0.000002 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.512109 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 133 components and 0.512109 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=0.063958Jy sigma=0.687216 ! Fit after self-cal, rms=0.063956Jy sigma=0.687180 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 = -4.4241e-05 Jy ! Component: 100 - total flux cleaned = -7.88548e-05 Jy ! Component: 150 - total flux cleaned = -4.74372e-05 Jy ! Component: 200 - total flux cleaned = -4.74353e-05 Jy ! Total flux subtracted in 200 components = -4.74353e-05 Jy ! Clean residual min=-0.003057 max=0.002570 Jy/beam ! Clean residual mean=-0.000001 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.512062 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.512062 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=0.063927Jy sigma=0.686940 ! Fit after self-cal, rms=0.063927Jy sigma=0.686929 ! 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=0.8949 mas, bmaj=1.381 mas, bpa=-47.49 degrees ! Estimated noise=0.776441 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8949 x 1.381 at -47.49 degrees (North through East) ! Clean map min=-0.0033259 max=0.40078 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=0.6998 mas, bmaj=1.148 mas, bpa=-48.18 degrees ! Estimated noise=1.16353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.297881 Jy ! Component: 100 - total flux cleaned = 0.390786 Jy ! Component: 150 - total flux cleaned = 0.43873 Jy ! Component: 200 - total flux cleaned = 0.465075 Jy ! Total flux subtracted in 200 components = 0.465075 Jy ! Clean residual min=-0.005998 max=0.012946 Jy/beam ! Clean residual mean=0.000005 rms=0.001488 Jy/beam ! Combined flux in latest and established models = 0.465075 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.465075 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8949 mas, bmaj=1.381 mas, bpa=-47.49 degrees ! Estimated noise=0.776441 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 = 0.0172044 Jy ! Component: 100 - total flux cleaned = 0.0263291 Jy ! Component: 150 - total flux cleaned = 0.0321538 Jy ! Component: 200 - total flux cleaned = 0.0366232 Jy ! Total flux subtracted in 200 components = 0.0366232 Jy ! Clean residual min=-0.003531 max=0.003531 Jy/beam ! Clean residual mean=0.000001 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.501698 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 26 components and 0.501698 Jy ! Inverting map ! Added new window around map position (3, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00340014 Jy ! Component: 100 - total flux cleaned = 0.00499732 Jy ! Component: 150 - total flux cleaned = 0.00661658 Jy ! Component: 200 - total flux cleaned = 0.00767563 Jy ! Total flux subtracted in 200 components = 0.00767563 Jy ! Clean residual min=-0.002809 max=0.002758 Jy/beam ! Clean residual mean=-0.000000 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.509374 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 48 components and 0.509374 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=2.258 mas, bmaj=2.658 mas, bpa=-71.68 degrees ! Estimated noise=1.04759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00288084 Jy ! Component: 100 - total flux cleaned = 0.00405065 Jy ! Component: 150 - total flux cleaned = 0.00446969 Jy ! Component: 200 - total flux cleaned = 0.0046529 Jy ! Total flux subtracted in 200 components = 0.0046529 Jy ! Clean residual min=-0.002846 max=0.002775 Jy/beam ! Clean residual mean=-0.000003 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.514027 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 = 0.00016625 Jy ! Component: 100 - total flux cleaned = 0.000461113 Jy ! Component: 150 - total flux cleaned = 0.000550067 Jy ! Component: 200 - total flux cleaned = 0.000676645 Jy ! Total flux subtracted in 200 components = 0.000676645 Jy ! Clean residual min=-0.002641 max=0.002763 Jy/beam ! Clean residual mean=-0.000002 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.514703 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 82 components and 0.514703 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8949 mas, bmaj=1.381 mas, bpa=-47.49 degrees ! Estimated noise=0.776441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161765 Jy ! Component: 100 - total flux cleaned = -0.000117725 Jy ! Component: 150 - total flux cleaned = 3.67813e-06 Jy ! Component: 200 - total flux cleaned = 0.000115027 Jy ! Total flux subtracted in 200 components = 0.000115027 Jy ! Clean residual min=-0.002328 max=0.002338 Jy/beam ! Clean residual mean=-0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.514818 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.514818 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=0.063876Jy sigma=0.687041 ! Fit after self-cal, rms=0.063856Jy sigma=0.686780 wmodel J1842+6809_X_a_map.mod ! Writing 101 model components to file: J1842+6809_X_a_map.mod wobs J1842+6809_X_a_uvs.fits ! Writing UV FITS file: J1842+6809_X_a_uvs.fits wwins J1842+6809_X_a_map.win ! wwins: Wrote 6 windows to J1842+6809_X_a_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 = -0.000700004 Jy ! Component: 100 - total flux cleaned = -0.00127201 Jy ! Component: 150 - total flux cleaned = -0.00173667 Jy ! Component: 200 - total flux cleaned = -0.00203367 Jy ! Component: 250 - total flux cleaned = -0.00221306 Jy ! Component: 300 - total flux cleaned = -0.00235325 Jy ! Component: 350 - total flux cleaned = -0.00255891 Jy ! Component: 400 - total flux cleaned = -0.0027599 Jy ! Component: 450 - total flux cleaned = -0.00298902 Jy ! Component: 500 - total flux cleaned = -0.00321415 Jy ! Component: 550 - total flux cleaned = -0.00346669 Jy ! Component: 600 - total flux cleaned = -0.00371459 Jy ! Component: 650 - total flux cleaned = -0.00404944 Jy ! Component: 700 - total flux cleaned = -0.00434825 Jy ! Component: 750 - total flux cleaned = -0.00458334 Jy ! Component: 800 - total flux cleaned = -0.00472868 Jy ! Component: 850 - total flux cleaned = -0.00495786 Jy ! Component: 900 - total flux cleaned = -0.00518344 Jy ! Component: 950 - total flux cleaned = -0.00535025 Jy ! Component: 1000 - total flux cleaned = -0.00543252 Jy ! Component: 1050 - total flux cleaned = -0.00551376 Jy ! Component: 1100 - total flux cleaned = -0.00562084 Jy ! Component: 1150 - total flux cleaned = -0.00570002 Jy ! Component: 1200 - total flux cleaned = -0.0057777 Jy ! Component: 1250 - total flux cleaned = -0.0057265 Jy ! Component: 1300 - total flux cleaned = -0.00590446 Jy ! Component: 1350 - total flux cleaned = -0.00595418 Jy ! Component: 1400 - total flux cleaned = -0.00600378 Jy ! Component: 1450 - total flux cleaned = -0.0060775 Jy ! Component: 1500 - total flux cleaned = -0.00619808 Jy ! Component: 1550 - total flux cleaned = -0.00617368 Jy ! Component: 1600 - total flux cleaned = -0.00622106 Jy ! Component: 1650 - total flux cleaned = -0.00645477 Jy ! Component: 1700 - total flux cleaned = -0.00645453 Jy ! Component: 1750 - total flux cleaned = -0.0064772 Jy ! Component: 1800 - total flux cleaned = -0.00652234 Jy ! Component: 1850 - total flux cleaned = -0.00654417 Jy ! Component: 1900 - total flux cleaned = -0.00661064 Jy ! Component: 1950 - total flux cleaned = -0.00665467 Jy ! Component: 2000 - total flux cleaned = -0.00665494 Jy ! Component: 2050 - total flux cleaned = -0.00671932 Jy ! Component: 2100 - total flux cleaned = -0.00674084 Jy ! Component: 2150 - total flux cleaned = -0.00676195 Jy ! Component: 2200 - total flux cleaned = -0.0068247 Jy ! Component: 2250 - total flux cleaned = -0.00684489 Jy ! Component: 2300 - total flux cleaned = -0.006845 Jy ! Component: 2350 - total flux cleaned = -0.00690572 Jy ! Component: 2400 - total flux cleaned = -0.00694551 Jy ! Component: 2450 - total flux cleaned = -0.00682563 Jy ! Component: 2500 - total flux cleaned = -0.00686554 Jy ! Component: 2550 - total flux cleaned = -0.0069635 Jy ! Component: 2600 - total flux cleaned = -0.00694385 Jy ! Component: 2650 - total flux cleaned = -0.00686649 Jy ! Component: 2700 - total flux cleaned = -0.0069429 Jy ! Component: 2750 - total flux cleaned = -0.00688573 Jy ! Component: 2800 - total flux cleaned = -0.00690454 Jy ! Component: 2850 - total flux cleaned = -0.00692332 Jy ! Component: 2900 - total flux cleaned = -0.00686742 Jy ! Component: 2950 - total flux cleaned = -0.00690423 Jy ! Component: 3000 - total flux cleaned = -0.00692261 Jy ! Component: 3050 - total flux cleaned = -0.00692253 Jy ! Component: 3100 - total flux cleaned = -0.00694055 Jy ! Component: 3150 - total flux cleaned = -0.00699417 Jy ! Component: 3200 - total flux cleaned = -0.00694087 Jy ! Component: 3250 - total flux cleaned = -0.00695857 Jy ! Component: 3300 - total flux cleaned = -0.00692348 Jy ! Component: 3350 - total flux cleaned = -0.00692365 Jy ! Component: 3400 - total flux cleaned = -0.00695822 Jy ! Component: 3450 - total flux cleaned = -0.00690683 Jy ! Component: 3500 - total flux cleaned = -0.00688965 Jy ! Component: 3550 - total flux cleaned = -0.00697452 Jy ! Component: 3600 - total flux cleaned = -0.00692394 Jy ! Component: 3650 - total flux cleaned = -0.00695752 Jy ! Component: 3700 - total flux cleaned = -0.00700755 Jy ! Component: 3750 - total flux cleaned = -0.00704061 Jy ! Component: 3800 - total flux cleaned = -0.00708995 Jy ! Component: 3850 - total flux cleaned = -0.00710623 Jy ! Component: 3900 - total flux cleaned = -0.00707385 Jy ! Component: 3950 - total flux cleaned = -0.00712229 Jy ! Component: 4000 - total flux cleaned = -0.00715423 Jy ! Component: 4050 - total flux cleaned = -0.00713819 Jy ! Total flux subtracted in 4096 components = -0.00712243 Jy ! Clean residual min=-0.000954 max=0.000912 Jy/beam ! Clean residual mean=-0.000001 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.507696 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 397 components and 0.507696 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1842+6809_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8949 x 1.381 at -47.49 degrees (North through East) ! Clean map min=-0.0017482 max=0.40155 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1842+6809_X_a_map.fits wmodel /image_prod/ug002_uvm//J1842+6809_X_a_map.mod ! Writing 397 model components to file: /image_prod/ug002_uvm//J1842+6809_X_a_map.mod wobs /image_prod/ug002_uvm//J1842+6809_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1842+6809_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1842+6809_X_a_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uvm//J1842+6809_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.401554 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000265174 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.198111 0.198111 0.396221 0.792442 1.58488 3.16977 6.33954 12.6791 25.3582 50.7163 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.401 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1514.31 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1842+6809_X_a_dfm.log closed on Wed Mar 4 17:36:27 2020