! Started logfile: /image_prod/ug002_uva//J0400+0550_X_dfm.log on Wed Mar 4 20:07:53 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//J0400+0550_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0400+0550_X_uva.fits ! AN table 1: 45 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.457937 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0400+0550 ! ! 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 121 lines of history. ! ! Reading 6924 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 J0400+0550_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 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 125 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019828Jy sigma=8.964999 ! Fit after self-cal, rms=0.750498Jy sigma=6.587566 ! 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=0.7155 mas, bmaj=1.889 mas, bpa=-8.26 degrees ! Estimated noise=1.59418 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 = 0.186995 Jy ! Component: 100 - total flux cleaned = 0.234575 Jy ! Total flux subtracted in 100 components = 0.234575 Jy ! Clean residual min=-0.011529 max=0.018747 Jy/beam ! Clean residual mean=0.000008 rms=0.002803 Jy/beam ! Combined flux in latest and established models = 0.234575 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.234575 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=0.065921Jy sigma=0.568075 ! Fit after self-cal, rms=0.065905Jy sigma=0.567840 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196341 Jy ! Component: 100 - total flux cleaned = 0.0299207 Jy ! Total flux subtracted in 100 components = 0.0299207 Jy ! Clean residual min=-0.008614 max=0.011490 Jy/beam ! Clean residual mean=0.000003 rms=0.001883 Jy/beam ! Combined flux in latest and established models = 0.264495 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.264495 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=0.057417Jy sigma=0.485795 ! Fit after self-cal, rms=0.057423Jy sigma=0.485708 ! 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=0.919 mas, bmaj=2.214 mas, bpa=-8.498 degrees ! Estimated noise=0.976264 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 = 0.0109669 Jy ! Component: 100 - total flux cleaned = 0.0177149 Jy ! Component: 150 - total flux cleaned = 0.022084 Jy ! Component: 200 - total flux cleaned = 0.0249418 Jy ! Total flux subtracted in 200 components = 0.0249418 Jy ! Clean residual min=-0.008310 max=0.009903 Jy/beam ! Clean residual mean=-0.000002 rms=0.002059 Jy/beam ! Combined flux in latest and established models = 0.289437 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 34 components and 0.289437 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=0.055163Jy sigma=0.464057 ! Fit after self-cal, rms=0.055166Jy sigma=0.464000 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.919 x 2.214 at -8.498 degrees (North through East) ! Clean map min=-0.0080053 max=0.2483 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.07 KP 1.03 MK 0.99 ! NL 1.15 OV 0.92 PT 0.94 SC 1.00 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 KP 1.01 MK 1.00 ! NL 1.18 OV 0.97 PT 0.97 SC 0.99 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 KP 1.00 MK 1.01 ! NL 1.14 OV 0.94 PT 0.96 SC 1.04 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.07 KP 0.98 MK 0.98 ! NL 1.14 OV 0.95 PT 0.96 SC 1.05 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 KP 0.98 MK 0.98 ! NL 1.15 OV 0.96 PT 0.96 SC 1.02 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 KP 1.02 MK 1.00 ! NL 1.21 OV 0.93 PT 0.93 SC 1.02 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 KP 1.01 MK 0.99 ! NL 1.14 OV 0.94 PT 0.93 SC 0.97 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 KP 1.00 MK 0.97 ! NL 1.14 OV 0.95 PT 0.93 SC 1.04 ! ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 KP 1.01 MK 1.01 ! NL 1.16 OV 0.97 PT 0.91 SC 1.00 ! ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.09 KP 1.01 MK 1.02 ! NL 1.12 OV 0.96 PT 0.96 SC 0.93 ! ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 KP 1.00 MK 1.00 ! NL 1.23 OV 0.98 PT 0.94 SC 1.01 ! ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 KP 0.99 MK 1.05 ! NL 1.18 OV 0.94 PT 0.96 SC 0.99 ! ! ! Fit before self-cal, rms=0.055166Jy sigma=0.464000 ! Fit after self-cal, rms=0.051323Jy sigma=0.425924 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9231 mas, bmaj=2.22 mas, bpa=-8.264 degrees ! Estimated noise=0.981469 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00303704 Jy ! Component: 100 - total flux cleaned = 0.0020903 Jy ! Component: 150 - total flux cleaned = 0.00170465 Jy ! Component: 200 - total flux cleaned = 0.00143565 Jy ! Total flux subtracted in 200 components = 0.00143565 Jy ! Clean residual min=-0.002638 max=0.003415 Jy/beam ! Clean residual mean=-0.000001 rms=0.000648 Jy/beam ! Combined flux in latest and established models = 0.290873 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.290873 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=0.050925Jy sigma=0.422327 ! Fit after self-cal, rms=0.050900Jy sigma=0.421912 ! 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=0.050900Jy sigma=0.421912 ! Fit after self-cal, rms=0.050767Jy sigma=0.420605 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9227 mas, bmaj=2.221 mas, bpa=-8.333 degrees ! Estimated noise=0.979459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000593948 Jy ! Component: 100 - total flux cleaned = 0.000433548 Jy ! Component: 150 - total flux cleaned = 0.000215865 Jy ! Component: 200 - total flux cleaned = 6.63845e-05 Jy ! Total flux subtracted in 200 components = 6.63845e-05 Jy ! Clean residual min=-0.002303 max=0.002546 Jy/beam ! Clean residual mean=-0.000001 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.290939 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.290939 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=0.050665Jy sigma=0.419746 ! Fit after self-cal, rms=0.050661Jy sigma=0.419672 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 = 0.000222313 Jy ! Component: 100 - total flux cleaned = 0.000258 Jy ! Component: 150 - total flux cleaned = 0.000226874 Jy ! Component: 200 - total flux cleaned = 0.000197999 Jy ! Total flux subtracted in 200 components = 0.000197999 Jy ! Clean residual min=-0.002151 max=0.002384 Jy/beam ! Clean residual mean=-0.000001 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.291137 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.291137 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=0.050621Jy sigma=0.419356 ! Fit after self-cal, rms=0.050618Jy sigma=0.419339 ! 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=0.050618Jy sigma=0.419339 ! Fit after self-cal, rms=0.050503Jy sigma=0.418128 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9234 mas, bmaj=2.22 mas, bpa=-8.3 degrees ! Estimated noise=0.97887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000117178 Jy ! Component: 100 - total flux cleaned = -0.00026655 Jy ! Component: 150 - total flux cleaned = -0.000370479 Jy ! Component: 200 - total flux cleaned = -0.00039377 Jy ! Total flux subtracted in 200 components = -0.00039377 Jy ! Clean residual min=-0.002056 max=0.001848 Jy/beam ! Clean residual mean=-0.000001 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.290743 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.290743 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=0.050473Jy sigma=0.417875 ! Fit after self-cal, rms=0.050472Jy sigma=0.417854 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 = 0.000123456 Jy ! Component: 100 - total flux cleaned = 0.00012383 Jy ! Component: 150 - total flux cleaned = 0.000123786 Jy ! Component: 200 - total flux cleaned = 8.66164e-05 Jy ! Total flux subtracted in 200 components = 8.66164e-05 Jy ! Clean residual min=-0.001991 max=0.001830 Jy/beam ! Clean residual mean=-0.000001 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.29083 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 0.29083 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=0.050455Jy sigma=0.417727 ! Fit after self-cal, rms=0.050454Jy sigma=0.417717 ! 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=0.050454Jy sigma=0.417717 ! Fit after self-cal, rms=0.050451Jy sigma=0.417691 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.235 mas, bmaj=3.492 mas, bpa=7.367 degrees ! Estimated noise=1.22365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000411634 Jy ! Component: 100 - total flux cleaned = 0.000449359 Jy ! Component: 150 - total flux cleaned = 0.000449048 Jy ! Component: 200 - total flux cleaned = 0.000434358 Jy ! Total flux subtracted in 200 components = 0.000434358 Jy ! Clean residual min=-0.002183 max=0.002029 Jy/beam ! Clean residual mean=-0.000001 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.291265 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 84 components and 0.291265 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=0.050446Jy sigma=0.417653 ! Fit after self-cal, rms=0.050446Jy sigma=0.417644 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 = 0.000101757 Jy ! Component: 100 - total flux cleaned = 0.000117154 Jy ! Component: 150 - total flux cleaned = 0.000103582 Jy ! Component: 200 - total flux cleaned = 0.000103602 Jy ! Total flux subtracted in 200 components = 0.000103602 Jy ! Clean residual min=-0.002142 max=0.002022 Jy/beam ! Clean residual mean=-0.000001 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.291368 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 85 components and 0.291368 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=0.050444Jy sigma=0.417650 ! Fit after self-cal, rms=0.050444Jy sigma=0.417644 ! 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=0.9237 mas, bmaj=2.22 mas, bpa=-8.282 degrees ! Estimated noise=0.978802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9237 x 2.22 at -8.282 degrees (North through East) ! Clean map min=-0.002287 max=0.24745 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=0.7188 mas, bmaj=1.9 mas, bpa=-8.08 degrees ! Estimated noise=1.60254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.187542 Jy ! Component: 100 - total flux cleaned = 0.235159 Jy ! Component: 150 - total flux cleaned = 0.254191 Jy ! Component: 200 - total flux cleaned = 0.264003 Jy ! Total flux subtracted in 200 components = 0.264003 Jy ! Clean residual min=-0.005031 max=0.005097 Jy/beam ! Clean residual mean=0.000003 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 0.264003 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.264003 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9237 mas, bmaj=2.22 mas, bpa=-8.282 degrees ! Estimated noise=0.978802 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 = 0.0099655 Jy ! Component: 100 - total flux cleaned = 0.0157679 Jy ! Component: 150 - total flux cleaned = 0.0185826 Jy ! Component: 200 - total flux cleaned = 0.0203756 Jy ! Total flux subtracted in 200 components = 0.0203756 Jy ! Clean residual min=-0.002443 max=0.002503 Jy/beam ! Clean residual mean=0.000000 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.284379 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 52 components and 0.284379 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=2.235 mas, bmaj=3.492 mas, bpa=7.367 degrees ! Estimated noise=1.22365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00317918 Jy ! Component: 100 - total flux cleaned = 0.00465459 Jy ! Component: 150 - total flux cleaned = 0.00506156 Jy ! Component: 200 - total flux cleaned = 0.00543957 Jy ! Total flux subtracted in 200 components = 0.00543957 Jy ! Clean residual min=-0.002107 max=0.002306 Jy/beam ! Clean residual mean=-0.000001 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.289818 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 = 0.000283287 Jy ! Component: 100 - total flux cleaned = 0.000416061 Jy ! Component: 150 - total flux cleaned = 0.000533249 Jy ! Component: 200 - total flux cleaned = 0.000620726 Jy ! Total flux subtracted in 200 components = 0.000620726 Jy ! Clean residual min=-0.002021 max=0.002177 Jy/beam ! Clean residual mean=-0.000001 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.290439 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 80 components and 0.290439 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9237 mas, bmaj=2.22 mas, bpa=-8.282 degrees ! Estimated noise=0.978802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.60324e-05 Jy ! Component: 100 - total flux cleaned = 4.23267e-05 Jy ! Component: 150 - total flux cleaned = -3.48912e-05 Jy ! Component: 200 - total flux cleaned = -0.000102482 Jy ! Total flux subtracted in 200 components = -0.000102482 Jy ! Clean residual min=-0.001902 max=0.002050 Jy/beam ! Clean residual mean=-0.000001 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.290336 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.290336 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=0.050492Jy sigma=0.418087 ! Fit after self-cal, rms=0.050480Jy sigma=0.417994 wmodel J0400+0550_X_map.mod ! Writing 94 model components to file: J0400+0550_X_map.mod wobs J0400+0550_X_uvs.fits ! Writing UV FITS file: J0400+0550_X_uvs.fits wwins J0400+0550_X_map.win ! wwins: Wrote 2 windows to J0400+0550_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 = -0.000267095 Jy ! Component: 100 - total flux cleaned = -0.000675926 Jy ! Component: 150 - total flux cleaned = -0.000938808 Jy ! Component: 200 - total flux cleaned = -0.000938479 Jy ! Component: 250 - total flux cleaned = -0.00104204 Jy ! Component: 300 - total flux cleaned = -0.00109081 Jy ! Component: 350 - total flux cleaned = -0.00109153 Jy ! Component: 400 - total flux cleaned = -0.00113652 Jy ! Component: 450 - total flux cleaned = -0.001223 Jy ! Component: 500 - total flux cleaned = -0.00128519 Jy ! Component: 550 - total flux cleaned = -0.00134614 Jy ! Component: 600 - total flux cleaned = -0.0014644 Jy ! Component: 650 - total flux cleaned = -0.0015406 Jy ! Component: 700 - total flux cleaned = -0.00163334 Jy ! Component: 750 - total flux cleaned = -0.00170556 Jy ! Component: 800 - total flux cleaned = -0.00179351 Jy ! Component: 850 - total flux cleaned = -0.00184493 Jy ! Component: 900 - total flux cleaned = -0.00196249 Jy ! Component: 950 - total flux cleaned = -0.00202774 Jy ! Component: 1000 - total flux cleaned = -0.00205985 Jy ! Component: 1050 - total flux cleaned = -0.00217005 Jy ! Component: 1100 - total flux cleaned = -0.00224696 Jy ! Component: 1150 - total flux cleaned = -0.00230753 Jy ! Component: 1200 - total flux cleaned = -0.00241103 Jy ! Component: 1250 - total flux cleaned = -0.00246883 Jy ! Component: 1300 - total flux cleaned = -0.00252576 Jy ! Component: 1350 - total flux cleaned = -0.00256778 Jy ! Component: 1400 - total flux cleaned = -0.00265055 Jy ! Component: 1450 - total flux cleaned = -0.00267781 Jy ! Component: 1500 - total flux cleaned = -0.00278485 Jy ! Component: 1550 - total flux cleaned = -0.00281105 Jy ! Component: 1600 - total flux cleaned = -0.00282384 Jy ! Component: 1650 - total flux cleaned = -0.00288779 Jy ! Component: 1700 - total flux cleaned = -0.00292515 Jy ! Component: 1750 - total flux cleaned = -0.00292509 Jy ! Component: 1800 - total flux cleaned = -0.00296164 Jy ! Component: 1850 - total flux cleaned = -0.00299772 Jy ! Component: 1900 - total flux cleaned = -0.00304531 Jy ! Component: 1950 - total flux cleaned = -0.00308057 Jy ! Component: 2000 - total flux cleaned = -0.00311554 Jy ! Component: 2050 - total flux cleaned = -0.00311566 Jy ! Component: 2100 - total flux cleaned = -0.00319484 Jy ! Component: 2150 - total flux cleaned = -0.00327308 Jy ! Component: 2200 - total flux cleaned = -0.00331722 Jy ! Component: 2250 - total flux cleaned = -0.00337184 Jy ! Component: 2300 - total flux cleaned = -0.00341504 Jy ! Component: 2350 - total flux cleaned = -0.00346848 Jy ! Component: 2400 - total flux cleaned = -0.00353179 Jy ! Component: 2450 - total flux cleaned = -0.0035736 Jy ! Component: 2500 - total flux cleaned = -0.00361485 Jy ! Component: 2550 - total flux cleaned = -0.0036659 Jy ! Component: 2600 - total flux cleaned = -0.00372635 Jy ! Component: 2650 - total flux cleaned = -0.00372624 Jy ! Component: 2700 - total flux cleaned = -0.00376577 Jy ! Component: 2750 - total flux cleaned = -0.00376577 Jy ! Component: 2800 - total flux cleaned = -0.003795 Jy ! Component: 2850 - total flux cleaned = -0.00384299 Jy ! Component: 2900 - total flux cleaned = -0.00386192 Jy ! Component: 2950 - total flux cleaned = -0.00389955 Jy ! Component: 3000 - total flux cleaned = -0.00389032 Jy ! Component: 3050 - total flux cleaned = -0.00395507 Jy ! Component: 3100 - total flux cleaned = -0.00393671 Jy ! Component: 3150 - total flux cleaned = -0.00395492 Jy ! Component: 3200 - total flux cleaned = -0.0039729 Jy ! Component: 3250 - total flux cleaned = -0.00394609 Jy ! Component: 3300 - total flux cleaned = -0.00397281 Jy ! Component: 3350 - total flux cleaned = -0.00398164 Jy ! Component: 3400 - total flux cleaned = -0.00398169 Jy ! Component: 3450 - total flux cleaned = -0.00399907 Jy ! Component: 3500 - total flux cleaned = -0.00401634 Jy ! Component: 3550 - total flux cleaned = -0.00405058 Jy ! Component: 3600 - total flux cleaned = -0.00405063 Jy ! Component: 3650 - total flux cleaned = -0.00408442 Jy ! Component: 3700 - total flux cleaned = -0.00409278 Jy ! Component: 3750 - total flux cleaned = -0.00411776 Jy ! Component: 3800 - total flux cleaned = -0.00414262 Jy ! Component: 3850 - total flux cleaned = -0.00415076 Jy ! Component: 3900 - total flux cleaned = -0.00417538 Jy ! Component: 3950 - total flux cleaned = -0.00417537 Jy ! Component: 4000 - total flux cleaned = -0.00419976 Jy ! Component: 4050 - total flux cleaned = -0.00421595 Jy ! Total flux subtracted in 4096 components = -0.00423199 Jy ! Clean residual min=-0.000441 max=0.000582 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.286104 Jy keep ! Adding 254 model components to the UV plane model. ! The established model now contains 348 components and 0.286104 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0400+0550_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9237 x 2.22 at -8.282 degrees (North through East) ! Clean map min=-0.0016712 max=0.24899 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0400+0550_X_map.fits wmodel /image_prod/ug002_uva//J0400+0550_X_map.mod ! Writing 348 model components to file: /image_prod/ug002_uva//J0400+0550_X_map.mod wobs /image_prod/ug002_uva//J0400+0550_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0400+0550_X_uvs.fits wwins /image_prod/ug002_uva//J0400+0550_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0400+0550_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.248987 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128347 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.154644 0.154644 0.309287 0.618574 1.23715 2.4743 4.94859 9.89719 19.7944 39.5888 79.1775 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.248 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1939.94 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0400+0550_X_dfm.log closed on Wed Mar 4 20:07:57 2020