! Started logfile: /vlbi/uf001/uva//J0017-2748_X_dfm.log on Sun Jan 13 20:31:34 2019 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 /vlbi/uf001/uva//J0017-2748_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0017-2748_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980117 visibilities/baseline/integration-bin. ! Found source: J0017-2748 ! ! 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 20112 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 J0017-2748_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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.030675Jy sigma=22.184446 ! Fit after self-cal, rms=0.841091Jy sigma=17.775028 ! 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=0.5855 mas, bmaj=1.666 mas, bpa=-5.431 degrees ! Estimated noise=0.436332 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 = 0.101291 Jy ! Component: 100 - total flux cleaned = 0.157176 Jy ! Total flux subtracted in 100 components = 0.157176 Jy ! Clean residual min=-0.018226 max=0.052065 Jy/beam ! Clean residual mean=-0.000095 rms=0.004474 Jy/beam ! Combined flux in latest and established models = 0.157176 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.157176 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=0.138164Jy sigma=2.936544 ! Fit after self-cal, rms=0.135588Jy sigma=2.906051 ! Inverting map ! Added new window around map position (0.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0578461 Jy ! Component: 100 - total flux cleaned = 0.0912634 Jy ! Total flux subtracted in 100 components = 0.0912634 Jy ! Clean residual min=-0.010261 max=0.026616 Jy/beam ! Clean residual mean=-0.000054 rms=0.002560 Jy/beam ! Combined flux in latest and established models = 0.248439 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.248439 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=0.095448Jy sigma=1.948980 ! Fit after self-cal, rms=0.091981Jy sigma=1.886830 ! Inverting map ! Added new window around map position (1.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281076 Jy ! Component: 100 - total flux cleaned = 0.0442847 Jy ! Total flux subtracted in 100 components = 0.0442847 Jy ! Clean residual min=-0.009067 max=0.018774 Jy/beam ! Clean residual mean=-0.000036 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 0.292724 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 0.292724 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=0.080092Jy sigma=1.586488 ! Fit after self-cal, rms=0.079584Jy sigma=1.574746 ! Inverting map ! Added new window around map position (-1, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0159704 Jy ! Component: 100 - total flux cleaned = 0.0245937 Jy ! Total flux subtracted in 100 components = 0.0245937 Jy ! Clean residual min=-0.007563 max=0.010849 Jy/beam ! Clean residual mean=-0.000027 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 0.317318 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 34 components and 0.317318 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=0.075301Jy sigma=1.470432 ! Fit after self-cal, rms=0.075166Jy sigma=1.468099 ! Inverting map ! Added new window around map position (-1.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00956993 Jy ! Component: 100 - total flux cleaned = 0.0132308 Jy ! Total flux subtracted in 100 components = 0.0132308 Jy ! Clean residual min=-0.006423 max=0.008417 Jy/beam ! Clean residual mean=-0.000022 rms=0.001345 Jy/beam ! Combined flux in latest and established models = 0.330548 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.330548 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=0.073605Jy sigma=1.430395 ! Fit after self-cal, rms=0.073554Jy sigma=1.428711 ! 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=0.7816 mas, bmaj=2.065 mas, bpa=-5.386 degrees ! Estimated noise=0.239954 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 = 0.00787805 Jy ! Component: 100 - total flux cleaned = 0.0131646 Jy ! Component: 150 - total flux cleaned = 0.0164499 Jy ! Component: 200 - total flux cleaned = 0.0177528 Jy ! Total flux subtracted in 200 components = 0.0177528 Jy ! Clean residual min=-0.008338 max=0.008304 Jy/beam ! Clean residual mean=-0.000030 rms=0.001862 Jy/beam ! Combined flux in latest and established models = 0.348301 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.348301 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=0.072531Jy sigma=1.403236 ! Fit after self-cal, rms=0.072488Jy sigma=1.402244 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7816 x 2.065 at -5.386 degrees (North through East) ! Clean map min=-0.0079885 max=0.15325 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.09 KP 1.00 ! LA 1.05 MK 1.03 NL 1.08 OV 0.91 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.06 HN 1.11 KP 1.00 ! LA 1.01 MK 1.01 NL 1.11 OV 0.92 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.08 KP 0.99 ! LA 1.01 MK 1.02 NL 1.09 OV 0.90 ! PT 0.89 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.02 HN 1.09 KP 1.01 ! LA 1.00 MK 1.00 NL 1.10 OV 0.92 ! PT 0.91 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 1.10 KP 1.00 ! LA 1.01 MK 1.01 NL 1.09 OV 0.90 ! PT 0.89 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 1.12 KP 1.01 ! LA 1.00 MK 1.01 NL 1.09 OV 0.90 ! PT 0.89 SC 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.06 KP 1.00 ! LA 1.01 MK 1.03 NL 1.10 OV 0.93 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.09 KP 1.02 ! LA 1.01 MK 1.02 NL 1.10 OV 0.90 ! PT 0.90 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.06 KP 0.99 ! LA 1.01 MK 1.02 NL 1.07 OV 0.92 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.08 KP 1.00 ! LA 1.02 MK 1.00 NL 1.07 OV 0.93 ! PT 0.89 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.07 KP 1.03 ! LA 1.01 MK 1.00 NL 1.07 OV 0.92 ! PT 0.89 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.09 KP 1.02 ! LA 1.01 MK 0.99 NL 1.07 OV 0.91 ! PT 0.89 SC 0.89 ! ! ! Fit before self-cal, rms=0.072488Jy sigma=1.402244 ! Fit after self-cal, rms=0.070921Jy sigma=1.319363 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7764 mas, bmaj=2.043 mas, bpa=-4.282 degrees ! Estimated noise=0.239121 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217096 Jy ! Component: 100 - total flux cleaned = 0.00155207 Jy ! Component: 150 - total flux cleaned = 0.0014292 Jy ! Component: 200 - total flux cleaned = 0.00153333 Jy ! Total flux subtracted in 200 components = 0.00153333 Jy ! Clean residual min=-0.003710 max=0.003604 Jy/beam ! Clean residual mean=-0.000005 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.349835 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 83 components and 0.349835 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=0.070263Jy sigma=1.305663 ! Fit after self-cal, rms=0.070311Jy sigma=1.304816 ! 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=0.070311Jy sigma=1.304816 ! Fit after self-cal, rms=0.070681Jy sigma=1.296711 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7782 mas, bmaj=2.041 mas, bpa=-3.919 degrees ! Estimated noise=0.239231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00187016 Jy ! Component: 100 - total flux cleaned = -0.00204635 Jy ! Component: 150 - total flux cleaned = -0.00228726 Jy ! Component: 200 - total flux cleaned = -0.00228849 Jy ! Total flux subtracted in 200 components = -0.00228849 Jy ! Clean residual min=-0.002969 max=0.002853 Jy/beam ! Clean residual mean=-0.000004 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.347546 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 91 components and 0.347546 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=0.070440Jy sigma=1.292126 ! Fit after self-cal, rms=0.070442Jy sigma=1.291995 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.8, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018129 Jy ! Component: 100 - total flux cleaned = 0.00145936 Jy ! Component: 150 - total flux cleaned = 0.00101977 Jy ! Component: 200 - total flux cleaned = 0.000903622 Jy ! Total flux subtracted in 200 components = 0.000903622 Jy ! Clean residual min=-0.002719 max=0.002827 Jy/beam ! Clean residual mean=-0.000004 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.34845 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 104 components and 0.34845 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=0.070251Jy sigma=1.289081 ! Fit after self-cal, rms=0.070239Jy sigma=1.288752 ! 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=0.070239Jy sigma=1.288752 ! Fit after self-cal, rms=0.071131Jy sigma=1.280314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7792 mas, bmaj=2.035 mas, bpa=-3.576 degrees ! Estimated noise=0.238907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00143204 Jy ! Component: 100 - total flux cleaned = -0.00173049 Jy ! Component: 150 - total flux cleaned = -0.00198543 Jy ! Component: 200 - total flux cleaned = -0.00212406 Jy ! Total flux subtracted in 200 components = -0.00212406 Jy ! Clean residual min=-0.002097 max=0.002021 Jy/beam ! Clean residual mean=-0.000003 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.346326 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.346326 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=0.071020Jy sigma=1.278536 ! Fit after self-cal, rms=0.071042Jy sigma=1.278426 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 = -6.73001e-05 Jy ! Component: 100 - total flux cleaned = -0.000230584 Jy ! Component: 150 - total flux cleaned = -0.000343059 Jy ! Component: 200 - total flux cleaned = -0.000412667 Jy ! Total flux subtracted in 200 components = -0.000412667 Jy ! Clean residual min=-0.002045 max=0.001979 Jy/beam ! Clean residual mean=-0.000003 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.345913 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 120 components and 0.345913 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=0.070990Jy sigma=1.277722 ! Fit after self-cal, rms=0.070988Jy sigma=1.277693 ! 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=0.070988Jy sigma=1.277693 ! Fit after self-cal, rms=0.071453Jy sigma=1.277385 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.197 mas, bmaj=5.599 mas, bpa=0.8228 degrees ! Estimated noise=0.316394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125713 Jy ! Component: 100 - total flux cleaned = -0.00163887 Jy ! Component: 150 - total flux cleaned = -0.00177799 Jy ! Component: 200 - total flux cleaned = -0.00184961 Jy ! Total flux subtracted in 200 components = -0.00184961 Jy ! Clean residual min=-0.002802 max=0.001945 Jy/beam ! Clean residual mean=-0.000006 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.344063 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 130 components and 0.344063 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=0.071419Jy sigma=1.277150 ! Fit after self-cal, rms=0.071425Jy sigma=1.277117 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 = -0.000174457 Jy ! Component: 100 - total flux cleaned = -0.000195847 Jy ! Component: 150 - total flux cleaned = -0.000234686 Jy ! Component: 200 - total flux cleaned = -0.000291237 Jy ! Total flux subtracted in 200 components = -0.000291237 Jy ! Clean residual min=-0.002738 max=0.001959 Jy/beam ! Clean residual mean=-0.000006 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 0.343772 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 133 components and 0.343772 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=0.071421Jy sigma=1.277159 ! Fit after self-cal, rms=0.071421Jy sigma=1.277143 ! 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=0.7796 mas, bmaj=2.035 mas, bpa=-3.389 degrees ! Estimated noise=0.238852 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7796 x 2.035 at -3.389 degrees (North through East) ! Clean map min=-0.0033198 max=0.15309 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=0.5844 mas, bmaj=1.644 mas, bpa=-3.481 degrees ! Estimated noise=0.431777 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.115678 Jy ! Component: 100 - total flux cleaned = 0.181166 Jy ! Component: 150 - total flux cleaned = 0.220297 Jy ! Component: 200 - total flux cleaned = 0.246494 Jy ! Total flux subtracted in 200 components = 0.246494 Jy ! Clean residual min=-0.007630 max=0.014977 Jy/beam ! Clean residual mean=-0.000042 rms=0.001785 Jy/beam ! Combined flux in latest and established models = 0.246495 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.246495 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7796 mas, bmaj=2.035 mas, bpa=-3.389 degrees ! Estimated noise=0.238852 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 = 0.0334167 Jy ! Component: 100 - total flux cleaned = 0.052053 Jy ! Component: 150 - total flux cleaned = 0.0638145 Jy ! Component: 200 - total flux cleaned = 0.0717406 Jy ! Total flux subtracted in 200 components = 0.0717406 Jy ! Clean residual min=-0.003027 max=0.004792 Jy/beam ! Clean residual mean=-0.000019 rms=0.000906 Jy/beam ! Combined flux in latest and established models = 0.318235 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 52 components and 0.318235 Jy ! Inverting map ! Added new window around map position (-0.2, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00579929 Jy ! Component: 100 - total flux cleaned = 0.0100432 Jy ! Component: 150 - total flux cleaned = 0.0132419 Jy ! Component: 200 - total flux cleaned = 0.0157296 Jy ! Total flux subtracted in 200 components = 0.0157296 Jy ! Clean residual min=-0.001992 max=0.002374 Jy/beam ! Clean residual mean=-0.000009 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.333965 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 88 components and 0.333965 Jy ! Inverting map ! Added new window around map position (-2, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235483 Jy ! Component: 100 - total flux cleaned = 0.00401235 Jy ! Component: 150 - total flux cleaned = 0.00503651 Jy ! Component: 200 - total flux cleaned = 0.00585766 Jy ! Total flux subtracted in 200 components = 0.00585766 Jy ! Clean residual min=-0.001815 max=0.001584 Jy/beam ! Clean residual mean=-0.000006 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.339822 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 109 components and 0.339822 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=2.197 mas, bmaj=5.599 mas, bpa=0.8228 degrees ! Estimated noise=0.316394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120642 Jy ! Component: 100 - total flux cleaned = 0.00163981 Jy ! Component: 150 - total flux cleaned = 0.00196033 Jy ! Component: 200 - total flux cleaned = 0.00220226 Jy ! Total flux subtracted in 200 components = 0.00220226 Jy ! Clean residual min=-0.002309 max=0.002049 Jy/beam ! Clean residual mean=-0.000009 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.342025 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 = 0.000121966 Jy ! Component: 100 - total flux cleaned = 0.000176085 Jy ! Component: 150 - total flux cleaned = 0.000225376 Jy ! Component: 200 - total flux cleaned = 0.000247723 Jy ! Total flux subtracted in 200 components = 0.000247723 Jy ! Clean residual min=-0.002302 max=0.001969 Jy/beam ! Clean residual mean=-0.000008 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.342272 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 145 components and 0.342272 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7796 mas, bmaj=2.035 mas, bpa=-3.389 degrees ! Estimated noise=0.238852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.00502e-05 Jy ! Component: 100 - total flux cleaned = 0.000125494 Jy ! Component: 150 - total flux cleaned = 0.00018592 Jy ! Component: 200 - total flux cleaned = 0.000187323 Jy ! Total flux subtracted in 200 components = 0.000187323 Jy ! Clean residual min=-0.001733 max=0.001553 Jy/beam ! Clean residual mean=-0.000004 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.34246 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 166 components and 0.34246 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=0.071192Jy sigma=1.274596 ! Fit after self-cal, rms=0.071150Jy sigma=1.274095 wmodel J0017-2748_X_map.mod ! Writing 166 model components to file: J0017-2748_X_map.mod wobs J0017-2748_X_uvs.fits ! Writing UV FITS file: J0017-2748_X_uvs.fits wwins J0017-2748_X_map.win ! wwins: Wrote 9 windows to J0017-2748_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 = -0.000553491 Jy ! Component: 100 - total flux cleaned = -0.000948549 Jy ! Component: 150 - total flux cleaned = -0.00124384 Jy ! Component: 200 - total flux cleaned = -0.00147542 Jy ! Component: 250 - total flux cleaned = -0.0016245 Jy ! Component: 300 - total flux cleaned = -0.00167277 Jy ! Component: 350 - total flux cleaned = -0.00171988 Jy ! Component: 400 - total flux cleaned = -0.00176616 Jy ! Component: 450 - total flux cleaned = -0.00181108 Jy ! Component: 500 - total flux cleaned = -0.00183288 Jy ! Component: 550 - total flux cleaned = -0.00198375 Jy ! Component: 600 - total flux cleaned = -0.00192036 Jy ! Component: 650 - total flux cleaned = -0.00192122 Jy ! Component: 700 - total flux cleaned = -0.00198271 Jy ! Component: 750 - total flux cleaned = -0.00190253 Jy ! Component: 800 - total flux cleaned = -0.00194156 Jy ! Component: 850 - total flux cleaned = -0.00186402 Jy ! Component: 900 - total flux cleaned = -0.00192123 Jy ! Component: 950 - total flux cleaned = -0.00184587 Jy ! Component: 1000 - total flux cleaned = -0.00184628 Jy ! Component: 1050 - total flux cleaned = -0.00190088 Jy ! Component: 1100 - total flux cleaned = -0.00184655 Jy ! Component: 1150 - total flux cleaned = -0.00182895 Jy ! Component: 1200 - total flux cleaned = -0.00184681 Jy ! Component: 1250 - total flux cleaned = -0.00184693 Jy ! Component: 1300 - total flux cleaned = -0.0018982 Jy ! Component: 1350 - total flux cleaned = -0.00176314 Jy ! Component: 1400 - total flux cleaned = -0.00186319 Jy ! Component: 1450 - total flux cleaned = -0.00187939 Jy ! Component: 1500 - total flux cleaned = -0.00183029 Jy ! Component: 1550 - total flux cleaned = -0.00179797 Jy ! Component: 1600 - total flux cleaned = -0.00183027 Jy ! Component: 1650 - total flux cleaned = -0.00183015 Jy ! Component: 1700 - total flux cleaned = -0.00183024 Jy ! Component: 1750 - total flux cleaned = -0.00181476 Jy ! Component: 1800 - total flux cleaned = -0.00178429 Jy ! Component: 1850 - total flux cleaned = -0.00181472 Jy ! Component: 1900 - total flux cleaned = -0.00186008 Jy ! Component: 1950 - total flux cleaned = -0.00183002 Jy ! Component: 2000 - total flux cleaned = -0.00182977 Jy ! Component: 2050 - total flux cleaned = -0.00178607 Jy ! Component: 2100 - total flux cleaned = -0.00184406 Jy ! Component: 2150 - total flux cleaned = -0.00181527 Jy ! Component: 2200 - total flux cleaned = -0.00184375 Jy ! Component: 2250 - total flux cleaned = -0.00184372 Jy ! Component: 2300 - total flux cleaned = -0.00187166 Jy ! Component: 2350 - total flux cleaned = -0.00184396 Jy ! Component: 2400 - total flux cleaned = -0.00183015 Jy ! Component: 2450 - total flux cleaned = -0.00188493 Jy ! Component: 2500 - total flux cleaned = -0.00187141 Jy ! Component: 2550 - total flux cleaned = -0.0019254 Jy ! Component: 2600 - total flux cleaned = -0.00199203 Jy ! Component: 2650 - total flux cleaned = -0.00196551 Jy ! Component: 2700 - total flux cleaned = -0.00199164 Jy ! Component: 2750 - total flux cleaned = -0.0020047 Jy ! Component: 2800 - total flux cleaned = -0.0020693 Jy ! Component: 2850 - total flux cleaned = -0.00203076 Jy ! Component: 2900 - total flux cleaned = -0.00203077 Jy ! Component: 2950 - total flux cleaned = -0.00208134 Jy ! Component: 3000 - total flux cleaned = -0.00213159 Jy ! Component: 3050 - total flux cleaned = -0.00215658 Jy ! Component: 3100 - total flux cleaned = -0.00220603 Jy ! Component: 3150 - total flux cleaned = -0.00221833 Jy ! Component: 3200 - total flux cleaned = -0.00225488 Jy ! Component: 3250 - total flux cleaned = -0.00231541 Jy ! Component: 3300 - total flux cleaned = -0.00233944 Jy ! Component: 3350 - total flux cleaned = -0.00238713 Jy ! Component: 3400 - total flux cleaned = -0.0023753 Jy ! Component: 3450 - total flux cleaned = -0.00242264 Jy ! Component: 3500 - total flux cleaned = -0.00243431 Jy ! Component: 3550 - total flux cleaned = -0.0024926 Jy ! Component: 3600 - total flux cleaned = -0.00257352 Jy ! Component: 3650 - total flux cleaned = -0.0025964 Jy ! Component: 3700 - total flux cleaned = -0.00258494 Jy ! Component: 3750 - total flux cleaned = -0.00268711 Jy ! Component: 3800 - total flux cleaned = -0.00267575 Jy ! Component: 3850 - total flux cleaned = -0.00268704 Jy ! Component: 3900 - total flux cleaned = -0.002687 Jy ! Component: 3950 - total flux cleaned = -0.00275353 Jy ! Component: 4000 - total flux cleaned = -0.00277557 Jy ! Component: 4050 - total flux cleaned = -0.00277556 Jy ! Total flux subtracted in 4096 components = -0.00275379 Jy ! Clean residual min=-0.000619 max=0.000581 Jy/beam ! Clean residual mean=-0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.339706 Jy keep ! Adding 341 model components to the UV plane model. ! The established model now contains 507 components and 0.339706 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0017-2748_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7796 x 2.035 at -3.389 degrees (North through East) ! Clean map min=-0.0011766 max=0.15432 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0017-2748_X_map.fits wmodel /vlbi/uf001/uva//J0017-2748_X_map.mod ! Writing 507 model components to file: /vlbi/uf001/uva//J0017-2748_X_map.mod wobs /vlbi/uf001/uva//J0017-2748_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0017-2748_X_uvs.fits wwins /vlbi/uf001/uva//J0017-2748_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0017-2748_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.154322 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000192369 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.373964 0.373964 0.747927 1.49585 2.99171 5.98342 11.9668 23.9337 47.8674 95.7347 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.154 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 802.216 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0017-2748_X_dfm.log closed on Sun Jan 13 20:31:39 2019