! Started logfile: /image_prod/ug002_uva//J0748-1639_X_dfm.log on Wed Mar 4 22:00:07 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//J0748-1639_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0748-1639_X_uva.fits ! AN table 1: 40 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.970536 visibilities/baseline/integration-bin. ! Found source: J0748-1639 ! ! 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 13044 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 J0748-1639_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.099434Jy sigma=8.339332 ! Fit after self-cal, rms=0.636293Jy sigma=5.029190 ! 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=0.6191 mas, bmaj=1.545 mas, bpa=-1.308 degrees ! Estimated noise=1.58226 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 = 0.253923 Jy ! Component: 100 - total flux cleaned = 0.358604 Jy ! Total flux subtracted in 100 components = 0.358604 Jy ! Clean residual min=-0.027620 max=0.061311 Jy/beam ! Clean residual mean=0.000083 rms=0.007918 Jy/beam ! Combined flux in latest and established models = 0.358604 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.358604 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=0.191913Jy sigma=1.363857 ! Fit after self-cal, rms=0.190359Jy sigma=1.352609 ! Inverting map ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0700467 Jy ! Component: 100 - total flux cleaned = 0.117891 Jy ! Total flux subtracted in 100 components = 0.117891 Jy ! Clean residual min=-0.018742 max=0.040955 Jy/beam ! Clean residual mean=0.000047 rms=0.004948 Jy/beam ! Combined flux in latest and established models = 0.476495 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.476495 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=0.127739Jy sigma=0.910877 ! Fit after self-cal, rms=0.125834Jy sigma=0.893196 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0383369 Jy ! Component: 100 - total flux cleaned = 0.0645578 Jy ! Total flux subtracted in 100 components = 0.0645578 Jy ! Clean residual min=-0.013039 max=0.024333 Jy/beam ! Clean residual mean=0.000027 rms=0.003409 Jy/beam ! Combined flux in latest and established models = 0.541053 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.541053 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=0.096765Jy sigma=0.693395 ! Fit after self-cal, rms=0.095761Jy sigma=0.683918 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227385 Jy ! Component: 100 - total flux cleaned = 0.0388031 Jy ! Total flux subtracted in 100 components = 0.0388031 Jy ! Clean residual min=-0.010492 max=0.016599 Jy/beam ! Clean residual mean=0.000016 rms=0.002655 Jy/beam ! Combined flux in latest and established models = 0.579856 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 39 components and 0.579856 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=0.081799Jy sigma=0.590462 ! Fit after self-cal, rms=0.081336Jy sigma=0.586109 ! 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=0.7741 mas, bmaj=1.806 mas, bpa=-0.872 degrees ! Estimated noise=0.824662 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 = 0.0287616 Jy ! Component: 100 - total flux cleaned = 0.046829 Jy ! Component: 150 - total flux cleaned = 0.058547 Jy ! Component: 200 - total flux cleaned = 0.0662301 Jy ! Total flux subtracted in 200 components = 0.0662301 Jy ! Clean residual min=-0.010940 max=0.017645 Jy/beam ! Clean residual mean=-0.000002 rms=0.002902 Jy/beam ! Combined flux in latest and established models = 0.646086 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 52 components and 0.646086 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=0.067539Jy sigma=0.499908 ! Fit after self-cal, rms=0.066919Jy sigma=0.494867 ! Inverting map ! Added new window around map position (-1.2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158655 Jy ! Component: 100 - total flux cleaned = 0.0235674 Jy ! Component: 150 - total flux cleaned = 0.0289113 Jy ! Component: 200 - total flux cleaned = 0.0315821 Jy ! Total flux subtracted in 200 components = 0.0315821 Jy ! Clean residual min=-0.008860 max=0.014703 Jy/beam ! Clean residual mean=-0.000014 rms=0.002251 Jy/beam ! Combined flux in latest and established models = 0.677668 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.677668 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=0.063023Jy sigma=0.465544 ! Fit after self-cal, rms=0.062623Jy sigma=0.463202 ! Inverting map ! Added new window around map position (1.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102196 Jy ! Component: 100 - total flux cleaned = 0.0147511 Jy ! Component: 150 - total flux cleaned = 0.0170661 Jy ! Component: 200 - total flux cleaned = 0.0181565 Jy ! Total flux subtracted in 200 components = 0.0181565 Jy ! Clean residual min=-0.008726 max=0.006522 Jy/beam ! Clean residual mean=-0.000020 rms=0.001895 Jy/beam ! Combined flux in latest and established models = 0.695824 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.695824 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=0.060756Jy sigma=0.448384 ! Fit after self-cal, rms=0.060623Jy sigma=0.447346 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7741 x 1.806 at -0.872 degrees (North through East) ! Clean map min=-0.0073872 max=0.33295 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.06 MK 0.99 ! NL 1.03 OV 0.93 PT 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 KP 1.02 MK 0.99 ! NL 1.07 OV 0.94 PT 0.96 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 KP 1.02 MK 0.99 ! NL 1.02 OV 0.93 PT 0.97 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 KP 1.00 MK 1.00 ! NL 1.01 OV 0.96 PT 0.98 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 KP 1.01 MK 0.99 ! NL 1.05 OV 0.96 PT 0.99 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 KP 1.04 MK 1.00 ! NL 1.05 OV 0.95 PT 0.95 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.03 MK 1.00 ! NL 1.03 OV 0.97 PT 0.95 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 KP 1.02 MK 0.99 ! NL 1.01 OV 0.97 PT 0.95 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 KP 1.03 MK 1.00 ! NL 1.04 OV 0.97 PT 0.93 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 KP 1.03 MK 1.02 ! NL 1.01 OV 0.96 PT 1.01 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.06 KP 1.03 MK 1.03 ! NL 1.08 OV 0.95 PT 0.95 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 KP 1.00 MK 1.07 ! NL 1.02 OV 0.97 PT 0.99 SC 1.00 ! ! ! Fit before self-cal, rms=0.060623Jy sigma=0.447346 ! Fit after self-cal, rms=0.056238Jy sigma=0.415162 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7756 mas, bmaj=1.806 mas, bpa=-0.8234 degrees ! Estimated noise=0.83171 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 = -0.00310093 Jy ! Component: 100 - total flux cleaned = -0.00343477 Jy ! Component: 150 - total flux cleaned = -0.00343184 Jy ! Component: 200 - total flux cleaned = -0.00350829 Jy ! Total flux subtracted in 200 components = -0.00350829 Jy ! Clean residual min=-0.006069 max=0.003450 Jy/beam ! Clean residual mean=0.000004 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 0.692316 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 104 components and 0.692316 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=0.055884Jy sigma=0.412338 ! Fit after self-cal, rms=0.055874Jy sigma=0.412189 ! 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=0.055874Jy sigma=0.412189 ! Fit after self-cal, rms=0.055473Jy sigma=0.409223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7749 mas, bmaj=1.802 mas, bpa=-0.6784 degrees ! Estimated noise=0.830835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203101 Jy ! Component: 100 - total flux cleaned = -0.00216829 Jy ! Component: 150 - total flux cleaned = -0.00228302 Jy ! Component: 200 - total flux cleaned = -0.00238337 Jy ! Total flux subtracted in 200 components = -0.00238337 Jy ! Clean residual min=-0.004959 max=0.002816 Jy/beam ! Clean residual mean=0.000003 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.689933 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.689933 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=0.055318Jy sigma=0.408010 ! Fit after self-cal, rms=0.055314Jy sigma=0.407933 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 = 9.88033e-05 Jy ! Component: 100 - total flux cleaned = 0.000145121 Jy ! Component: 150 - total flux cleaned = 0.000144833 Jy ! Component: 200 - total flux cleaned = 0.000146306 Jy ! Total flux subtracted in 200 components = 0.000146306 Jy ! Clean residual min=-0.004724 max=0.002725 Jy/beam ! Clean residual mean=0.000003 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.690079 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 122 components and 0.690079 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=0.055249Jy sigma=0.407457 ! Fit after self-cal, rms=0.055247Jy sigma=0.407419 ! 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=0.055247Jy sigma=0.407419 ! Fit after self-cal, rms=0.055094Jy sigma=0.407155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7742 mas, bmaj=1.8 mas, bpa=-0.5625 degrees ! Estimated noise=0.830104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179102 Jy ! Component: 100 - total flux cleaned = -0.002312 Jy ! Component: 150 - total flux cleaned = -0.00251014 Jy ! Component: 200 - total flux cleaned = -0.00265285 Jy ! Total flux subtracted in 200 components = -0.00265285 Jy ! Clean residual min=-0.004274 max=0.002599 Jy/beam ! Clean residual mean=0.000003 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.687426 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 128 components and 0.687426 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=0.055016Jy sigma=0.406550 ! Fit after self-cal, rms=0.055014Jy sigma=0.406520 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.84449e-05 Jy ! Component: 100 - total flux cleaned = 4.21781e-06 Jy ! Component: 150 - total flux cleaned = -8.83245e-05 Jy ! Component: 200 - total flux cleaned = -0.000145249 Jy ! Total flux subtracted in 200 components = -0.000145249 Jy ! Clean residual min=-0.004169 max=0.002483 Jy/beam ! Clean residual mean=0.000003 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.687281 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 129 components and 0.687281 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=0.054980Jy sigma=0.406269 ! Fit after self-cal, rms=0.054979Jy sigma=0.406249 ! 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=0.054979Jy sigma=0.406249 ! Fit after self-cal, rms=0.054893Jy sigma=0.406076 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.176 mas, bmaj=3.831 mas, bpa=-0.3519 degrees ! Estimated noise=1.19269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00238742 Jy ! Component: 100 - total flux cleaned = -0.00371214 Jy ! Component: 150 - total flux cleaned = -0.00396168 Jy ! Component: 200 - total flux cleaned = -0.00403536 Jy ! Total flux subtracted in 200 components = -0.00403536 Jy ! Clean residual min=-0.005330 max=0.003817 Jy/beam ! Clean residual mean=0.000007 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.683245 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 141 components and 0.683245 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=0.054864Jy sigma=0.405864 ! Fit after self-cal, rms=0.054862Jy sigma=0.405848 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 = -0.000116638 Jy ! Component: 100 - total flux cleaned = -0.000214271 Jy ! Component: 150 - total flux cleaned = -0.00027542 Jy ! Component: 200 - total flux cleaned = -0.000331875 Jy ! Total flux subtracted in 200 components = -0.000331875 Jy ! Clean residual min=-0.005182 max=0.003819 Jy/beam ! Clean residual mean=0.000006 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.682914 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 146 components and 0.682914 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=0.054872Jy sigma=0.405893 ! Fit after self-cal, rms=0.054868Jy sigma=0.405866 ! 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=0.7739 mas, bmaj=1.799 mas, bpa=-0.4967 degrees ! Estimated noise=0.829818 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7739 x 1.799 at -0.4967 degrees (North through East) ! Clean map min=-0.0033813 max=0.33525 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=0.6188 mas, bmaj=1.537 mas, bpa=-0.8166 degrees ! Estimated noise=1.59898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.257268 Jy ! Component: 100 - total flux cleaned = 0.372092 Jy ! Component: 150 - total flux cleaned = 0.445191 Jy ! Component: 200 - total flux cleaned = 0.496008 Jy ! Total flux subtracted in 200 components = 0.496008 Jy ! Clean residual min=-0.012975 max=0.028199 Jy/beam ! Clean residual mean=0.000051 rms=0.004059 Jy/beam ! Combined flux in latest and established models = 0.496008 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.496008 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7739 mas, bmaj=1.799 mas, bpa=-0.4967 degrees ! Estimated noise=0.829818 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 = 0.0628461 Jy ! Component: 100 - total flux cleaned = 0.0983217 Jy ! Component: 150 - total flux cleaned = 0.121505 Jy ! Component: 200 - total flux cleaned = 0.137774 Jy ! Total flux subtracted in 200 components = 0.137774 Jy ! Clean residual min=-0.005092 max=0.010719 Jy/beam ! Clean residual mean=0.000023 rms=0.001855 Jy/beam ! Combined flux in latest and established models = 0.633782 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 68 components and 0.633782 Jy ! Inverting map ! Added new window around map position (11.2, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119361 Jy ! Component: 100 - total flux cleaned = 0.0204514 Jy ! Component: 150 - total flux cleaned = 0.026776 Jy ! Component: 200 - total flux cleaned = 0.0315975 Jy ! Total flux subtracted in 200 components = 0.0315975 Jy ! Clean residual min=-0.004024 max=0.004220 Jy/beam ! Clean residual mean=0.000009 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.665379 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 105 components and 0.665379 Jy ! Inverting map ! Added new window around map position (-11, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439036 Jy ! Component: 100 - total flux cleaned = 0.00748155 Jy ! Component: 150 - total flux cleaned = 0.00993931 Jy ! Component: 200 - total flux cleaned = 0.0119554 Jy ! Total flux subtracted in 200 components = 0.0119554 Jy ! Clean residual min=-0.003129 max=0.002198 Jy/beam ! Clean residual mean=0.000005 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.677335 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 136 components and 0.677335 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=2.176 mas, bmaj=3.831 mas, bpa=-0.3519 degrees ! Estimated noise=1.19269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00284615 Jy ! Component: 100 - total flux cleaned = 0.00451998 Jy ! Component: 150 - total flux cleaned = 0.00482676 Jy ! Component: 200 - total flux cleaned = 0.00491483 Jy ! Total flux subtracted in 200 components = 0.00491483 Jy ! Clean residual min=-0.004082 max=0.002834 Jy/beam ! Clean residual mean=0.000005 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.682249 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 = 7.61219e-05 Jy ! Component: 100 - total flux cleaned = 7.65467e-05 Jy ! Component: 150 - total flux cleaned = 7.77288e-05 Jy ! Component: 200 - total flux cleaned = 7.91316e-05 Jy ! Total flux subtracted in 200 components = 7.91316e-05 Jy ! Clean residual min=-0.003876 max=0.002756 Jy/beam ! Clean residual mean=0.000005 rms=0.000868 Jy/beam ! Combined flux in latest and established models = 0.682329 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 174 components and 0.682329 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7739 mas, bmaj=1.799 mas, bpa=-0.4967 degrees ! Estimated noise=0.829818 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768133 Jy ! Component: 100 - total flux cleaned = 0.00107522 Jy ! Component: 150 - total flux cleaned = 0.00114887 Jy ! Component: 200 - total flux cleaned = 0.00114744 Jy ! Total flux subtracted in 200 components = 0.00114744 Jy ! Clean residual min=-0.002687 max=0.001965 Jy/beam ! Clean residual mean=0.000002 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.683476 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 192 components and 0.683476 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=0.054601Jy sigma=0.403998 ! Fit after self-cal, rms=0.054578Jy sigma=0.403830 wmodel J0748-1639_X_map.mod ! Writing 192 model components to file: J0748-1639_X_map.mod wobs J0748-1639_X_uvs.fits ! Writing UV FITS file: J0748-1639_X_uvs.fits wwins J0748-1639_X_map.win ! wwins: Wrote 6 windows to J0748-1639_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 = -0.00118084 Jy ! Component: 100 - total flux cleaned = -0.00183065 Jy ! Component: 150 - total flux cleaned = -0.00231979 Jy ! Component: 200 - total flux cleaned = -0.00271226 Jy ! Component: 250 - total flux cleaned = -0.00290002 Jy ! Component: 300 - total flux cleaned = -0.00302068 Jy ! Component: 350 - total flux cleaned = -0.00313641 Jy ! Component: 400 - total flux cleaned = -0.00316396 Jy ! Component: 450 - total flux cleaned = -0.00310987 Jy ! Component: 500 - total flux cleaned = -0.00303094 Jy ! Component: 550 - total flux cleaned = -0.00292811 Jy ! Component: 600 - total flux cleaned = -0.00287768 Jy ! Component: 650 - total flux cleaned = -0.00275593 Jy ! Component: 700 - total flux cleaned = -0.00270919 Jy ! Component: 750 - total flux cleaned = -0.00266275 Jy ! Component: 800 - total flux cleaned = -0.00261737 Jy ! Component: 850 - total flux cleaned = -0.00257276 Jy ! Component: 900 - total flux cleaned = -0.00257296 Jy ! Component: 950 - total flux cleaned = -0.00257303 Jy ! Component: 1000 - total flux cleaned = -0.00257334 Jy ! Component: 1050 - total flux cleaned = -0.00259423 Jy ! Component: 1100 - total flux cleaned = -0.00259437 Jy ! Component: 1150 - total flux cleaned = -0.00263369 Jy ! Component: 1200 - total flux cleaned = -0.00263352 Jy ! Component: 1250 - total flux cleaned = -0.00267199 Jy ! Component: 1300 - total flux cleaned = -0.00267215 Jy ! Component: 1350 - total flux cleaned = -0.00276456 Jy ! Component: 1400 - total flux cleaned = -0.00283701 Jy ! Component: 1450 - total flux cleaned = -0.00285443 Jy ! Component: 1500 - total flux cleaned = -0.00287168 Jy ! Component: 1550 - total flux cleaned = -0.00301078 Jy ! Component: 1600 - total flux cleaned = -0.00299354 Jy ! Component: 1650 - total flux cleaned = -0.00306137 Jy ! Component: 1700 - total flux cleaned = -0.0030617 Jy ! Component: 1750 - total flux cleaned = -0.00317691 Jy ! Component: 1800 - total flux cleaned = -0.00322573 Jy ! Component: 1850 - total flux cleaned = -0.0032257 Jy ! Component: 1900 - total flux cleaned = -0.00322564 Jy ! Component: 1950 - total flux cleaned = -0.00324106 Jy ! Component: 2000 - total flux cleaned = -0.00328733 Jy ! Component: 2050 - total flux cleaned = -0.00325687 Jy ! Component: 2100 - total flux cleaned = -0.00325647 Jy ! Component: 2150 - total flux cleaned = -0.00327129 Jy ! Component: 2200 - total flux cleaned = -0.00324167 Jy ! Component: 2250 - total flux cleaned = -0.00321259 Jy ! Component: 2300 - total flux cleaned = -0.00321271 Jy ! Component: 2350 - total flux cleaned = -0.00319842 Jy ! Component: 2400 - total flux cleaned = -0.00311466 Jy ! Component: 2450 - total flux cleaned = -0.00314227 Jy ! Component: 2500 - total flux cleaned = -0.00314215 Jy ! Component: 2550 - total flux cleaned = -0.00310159 Jy ! Component: 2600 - total flux cleaned = -0.00304823 Jy ! Component: 2650 - total flux cleaned = -0.00307463 Jy ! Component: 2700 - total flux cleaned = -0.00304849 Jy ! Component: 2750 - total flux cleaned = -0.00304858 Jy ! Component: 2800 - total flux cleaned = -0.00306125 Jy ! Component: 2850 - total flux cleaned = -0.002998 Jy ! Component: 2900 - total flux cleaned = -0.00303544 Jy ! Component: 2950 - total flux cleaned = -0.00298583 Jy ! Component: 3000 - total flux cleaned = -0.00297353 Jy ! Component: 3050 - total flux cleaned = -0.00290065 Jy ! Component: 3100 - total flux cleaned = -0.00290064 Jy ! Component: 3150 - total flux cleaned = -0.00285285 Jy ! Component: 3200 - total flux cleaned = -0.00286466 Jy ! Component: 3250 - total flux cleaned = -0.00281775 Jy ! Component: 3300 - total flux cleaned = -0.00277152 Jy ! Component: 3350 - total flux cleaned = -0.00278312 Jy ! Component: 3400 - total flux cleaned = -0.00273753 Jy ! Component: 3450 - total flux cleaned = -0.00273767 Jy ! Component: 3500 - total flux cleaned = -0.00271517 Jy ! Component: 3550 - total flux cleaned = -0.00272651 Jy ! Component: 3600 - total flux cleaned = -0.00269323 Jy ! Component: 3650 - total flux cleaned = -0.00269314 Jy ! Component: 3700 - total flux cleaned = -0.00269301 Jy ! Component: 3750 - total flux cleaned = -0.00263919 Jy ! Component: 3800 - total flux cleaned = -0.00263914 Jy ! Component: 3850 - total flux cleaned = -0.00264976 Jy ! Component: 3900 - total flux cleaned = -0.00262865 Jy ! Component: 3950 - total flux cleaned = -0.00262869 Jy ! Component: 4000 - total flux cleaned = -0.00259744 Jy ! Component: 4050 - total flux cleaned = -0.00254586 Jy ! Total flux subtracted in 4096 components = -0.00253563 Jy ! Clean residual min=-0.000765 max=0.000608 Jy/beam ! Clean residual mean=0.000001 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.68094 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 504 components and 0.68094 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0748-1639_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7739 x 1.799 at -0.4967 degrees (North through East) ! Clean map min=-0.0016763 max=0.33371 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0748-1639_X_map.fits wmodel /image_prod/ug002_uva//J0748-1639_X_map.mod ! Writing 504 model components to file: /image_prod/ug002_uva//J0748-1639_X_map.mod wobs /image_prod/ug002_uva//J0748-1639_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0748-1639_X_uvs.fits wwins /image_prod/ug002_uva//J0748-1639_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0748-1639_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.33371 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000176043 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.15826 0.15826 0.31652 0.633039 1.26608 2.53216 5.06431 10.1286 20.2572 40.5145 81.029 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.333 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1895.62 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0748-1639_X_dfm.log closed on Wed Mar 4 22:00:11 2020