! Started logfile: /vlbi/uf001/uva//J0739-2420_X_dfm.log on Sun Jan 13 23:33:28 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//J0739-2420_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0739-2420_X_uva.fits ! AN table 1: 38 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.9 visibilities/baseline/integration-bin. ! Found source: J0739-2420 ! ! 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 18468 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 J0739-2420_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002436Jy sigma=22.795935 ! Fit after self-cal, rms=0.958084Jy sigma=21.742171 ! 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=0.6523 mas, bmaj=1.985 mas, bpa=3.089 degrees ! Estimated noise=0.490643 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 = 0.0309823 Jy ! Component: 100 - total flux cleaned = 0.0407335 Jy ! Total flux subtracted in 100 components = 0.0407335 Jy ! Clean residual min=-0.003311 max=0.004622 Jy/beam ! Clean residual mean=-0.000005 rms=0.000831 Jy/beam ! Combined flux in latest and established models = 0.0407335 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0407335 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=0.065395Jy sigma=1.366283 ! Fit after self-cal, rms=0.063789Jy sigma=1.327301 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00618608 Jy ! Component: 100 - total flux cleaned = 0.00858461 Jy ! Total flux subtracted in 100 components = 0.00858461 Jy ! Clean residual min=-0.003545 max=0.003889 Jy/beam ! Clean residual mean=-0.000002 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.0493181 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0493181 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=0.063021Jy sigma=1.305200 ! Fit after self-cal, rms=0.063023Jy sigma=1.305100 ! 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=0.8912 mas, bmaj=2.505 mas, bpa=2.752 degrees ! Estimated noise=0.235996 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 (0.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00436625 Jy ! Component: 100 - total flux cleaned = 0.00684529 Jy ! Component: 150 - total flux cleaned = 0.00850211 Jy ! Component: 200 - total flux cleaned = 0.00966234 Jy ! Total flux subtracted in 200 components = 0.00966234 Jy ! Clean residual min=-0.001909 max=0.002463 Jy/beam ! Clean residual mean=-0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.0589804 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 35 components and 0.0589804 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=0.062741Jy sigma=1.296362 ! Fit after self-cal, rms=0.062685Jy sigma=1.295195 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8912 x 2.505 at 2.752 degrees (North through East) ! Clean map min=-0.001885 max=0.044218 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 HN 0.86 KP 1.00 ! LA 0.98 MK 1.08 NL 1.22 OV 1.03 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.97 KP 0.92 ! LA 0.86 MK 1.11 NL 1.24 OV 0.93 ! PT 1.03 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.05 KP 1.08 ! LA 0.95 MK 1.08 NL 1.27 OV 0.89 ! PT 1.03 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.05 KP 1.04 ! LA 0.89 MK 1.28 NL 1.15 OV 0.90 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.91 KP 1.12 ! LA 0.89 MK 1.09 NL 1.30 OV 0.91 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.10 HN 0.82 KP 1.04 ! LA 0.85 MK 1.02 NL 1.26 OV 0.95 ! PT 1.05 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 0.92 KP 0.94 ! LA 0.87 MK 0.99 NL 1.28 OV 1.07 ! PT 1.03 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.96 HN 0.91 KP 0.95 ! LA 0.89 MK 0.90 NL 1.24 OV 0.97 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 1.04 KP 1.00 ! LA 0.86 MK 1.02 NL 1.24 OV 0.92 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 0.97 KP 0.94 ! LA 0.92 MK 0.96 NL 1.25 OV 0.92 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.86 KP 1.10 ! LA 0.97 MK 1.00 NL 1.13 OV 0.87 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.92 HN 0.95 KP 0.99 ! LA 0.86 MK 0.71 NL 1.20 OV 0.87 ! PT 1.04 SC 0.99 ! ! ! Fit before self-cal, rms=0.062685Jy sigma=1.295195 ! Fit after self-cal, rms=0.062527Jy sigma=1.287136 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8862 mas, bmaj=2.515 mas, bpa=2.985 degrees ! Estimated noise=0.235047 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 = 0.000174924 Jy ! Component: 100 - total flux cleaned = 1.11991e-06 Jy ! Component: 150 - total flux cleaned = -0.000178297 Jy ! Component: 200 - total flux cleaned = -0.000334449 Jy ! Total flux subtracted in 200 components = -0.000334449 Jy ! Clean residual min=-0.001345 max=0.001370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.058646 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.058646 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=0.062464Jy sigma=1.285812 ! Fit after self-cal, rms=0.062593Jy sigma=1.284783 ! 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=0.062593Jy sigma=1.284783 ! Fit after self-cal, rms=0.063161Jy sigma=1.282164 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8739 mas, bmaj=2.484 mas, bpa=2.669 degrees ! Estimated noise=0.233257 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000372499 Jy ! Component: 100 - total flux cleaned = 0.000104548 Jy ! Component: 150 - total flux cleaned = -8.90846e-05 Jy ! Component: 200 - total flux cleaned = -0.000231503 Jy ! Total flux subtracted in 200 components = -0.000231503 Jy ! Clean residual min=-0.001204 max=0.001347 Jy/beam ! Clean residual mean=-0.000000 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0584145 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.0584145 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=0.063123Jy sigma=1.281337 ! Fit after self-cal, rms=0.063171Jy sigma=1.280882 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 (-15.4, 13.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000870422 Jy ! Component: 100 - total flux cleaned = 0.000837689 Jy ! Component: 150 - total flux cleaned = 0.000811887 Jy ! Component: 200 - total flux cleaned = 0.000710588 Jy ! Total flux subtracted in 200 components = 0.000710588 Jy ! Clean residual min=-0.001088 max=0.001325 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0591251 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.0591251 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=0.063132Jy sigma=1.280021 ! Fit after self-cal, rms=0.063124Jy sigma=1.279868 ! Inverting map ! Added new window around map position (-0.2, 35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012152 Jy ! Component: 100 - total flux cleaned = 0.00166069 Jy ! Component: 150 - total flux cleaned = 0.00166169 Jy ! Component: 200 - total flux cleaned = 0.00163719 Jy ! Total flux subtracted in 200 components = 0.00163719 Jy ! Clean residual min=-0.001041 max=0.001120 Jy/beam ! Clean residual mean=-0.000000 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0607623 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 77 components and 0.0607622 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=0.063092Jy sigma=1.279057 ! Fit after self-cal, rms=0.063089Jy sigma=1.278943 ! Inverting map ! Added new window around map position (8.6, 42). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101702 Jy ! Component: 100 - total flux cleaned = 0.00135103 Jy ! Component: 150 - total flux cleaned = 0.00145071 Jy ! Component: 200 - total flux cleaned = 0.00149631 Jy ! Total flux subtracted in 200 components = 0.00149631 Jy ! Clean residual min=-0.001006 max=0.001085 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0622586 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 93 components and 0.0622585 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=0.063061Jy sigma=1.278385 ! Fit after self-cal, rms=0.063057Jy sigma=1.278317 ! 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=0.063057Jy sigma=1.278317 ! Fit after self-cal, rms=0.063010Jy sigma=1.277949 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8602 mas, bmaj=2.455 mas, bpa=2.218 degrees ! Estimated noise=0.230516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000578133 Jy ! Component: 100 - total flux cleaned = 0.000830931 Jy ! Component: 150 - total flux cleaned = 0.000853677 Jy ! Component: 200 - total flux cleaned = 0.000874118 Jy ! Total flux subtracted in 200 components = 0.000874118 Jy ! Clean residual min=-0.001041 max=0.000999 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0631327 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 105 components and 0.0631327 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=0.062990Jy sigma=1.277527 ! Fit after self-cal, rms=0.063015Jy sigma=1.277449 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 = 0.000181735 Jy ! Component: 100 - total flux cleaned = 0.000224686 Jy ! Component: 150 - total flux cleaned = 0.00022413 Jy ! Component: 200 - total flux cleaned = 0.000185611 Jy ! Total flux subtracted in 200 components = 0.000185611 Jy ! Clean residual min=-0.001034 max=0.000999 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0633183 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 113 components and 0.0633183 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=0.063002Jy sigma=1.277160 ! Fit after self-cal, rms=0.063002Jy sigma=1.277134 ! 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=0.063002Jy sigma=1.277134 ! Fit after self-cal, rms=0.063055Jy sigma=1.277074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.267 mas, bmaj=5.142 mas, bpa=2.221 degrees ! Estimated noise=0.292402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000220734 Jy ! Component: 100 - total flux cleaned = 0.000234309 Jy ! Component: 150 - total flux cleaned = 0.000321675 Jy ! Component: 200 - total flux cleaned = 0.000413227 Jy ! Total flux subtracted in 200 components = 0.000413227 Jy ! Clean residual min=-0.000820 max=0.000937 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.0637315 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 135 components and 0.0637315 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=0.063051Jy sigma=1.276993 ! Fit after self-cal, rms=0.063057Jy sigma=1.276960 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 = 0.000112242 Jy ! Component: 100 - total flux cleaned = 0.000162649 Jy ! Component: 150 - total flux cleaned = 0.00019804 Jy ! Component: 200 - total flux cleaned = 0.000251609 Jy ! Total flux subtracted in 200 components = 0.000251609 Jy ! Clean residual min=-0.000816 max=0.000921 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.0639831 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 139 components and 0.0639831 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=0.063054Jy sigma=1.276920 ! Fit after self-cal, rms=0.063056Jy sigma=1.276911 ! 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=0.8548 mas, bmaj=2.444 mas, bpa=2.08 degrees ! Estimated noise=0.229671 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8548 x 2.444 at 2.08 degrees (North through East) ! Clean map min=-0.0011804 max=0.043393 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=0.6259 mas, bmaj=1.969 mas, bpa=2.565 degrees ! Estimated noise=0.465417 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0318461 Jy ! Component: 100 - total flux cleaned = 0.0430442 Jy ! Component: 150 - total flux cleaned = 0.0490548 Jy ! Component: 200 - total flux cleaned = 0.0528412 Jy ! Total flux subtracted in 200 components = 0.0528412 Jy ! Clean residual min=-0.002684 max=0.003953 Jy/beam ! Clean residual mean=-0.000002 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.0528412 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0528412 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8548 mas, bmaj=2.444 mas, bpa=2.08 degrees ! Estimated noise=0.229671 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) ! Added new window around map position (-0.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381618 Jy ! Component: 100 - total flux cleaned = 0.0060828 Jy ! Component: 150 - total flux cleaned = 0.00731337 Jy ! Component: 200 - total flux cleaned = 0.00816916 Jy ! Total flux subtracted in 200 components = 0.00816916 Jy ! Clean residual min=-0.001380 max=0.001252 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0610104 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 50 components and 0.0610104 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=2.267 mas, bmaj=5.142 mas, bpa=2.221 degrees ! Estimated noise=0.292402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127642 Jy ! Component: 100 - total flux cleaned = 0.00197447 Jy ! Component: 150 - total flux cleaned = 0.00242939 Jy ! Component: 200 - total flux cleaned = 0.00286204 Jy ! Total flux subtracted in 200 components = 0.00286204 Jy ! Clean residual min=-0.001023 max=0.001014 Jy/beam ! Clean residual mean=-0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0638724 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 = 0.00029171 Jy ! Component: 100 - total flux cleaned = 0.000426315 Jy ! Component: 150 - total flux cleaned = 0.000510693 Jy ! Component: 200 - total flux cleaned = 0.000609803 Jy ! Total flux subtracted in 200 components = 0.000609803 Jy ! Clean residual min=-0.000964 max=0.000993 Jy/beam ! Clean residual mean=-0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0644822 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 81 components and 0.0644822 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8548 mas, bmaj=2.444 mas, bpa=2.08 degrees ! Estimated noise=0.229671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000241415 Jy ! Component: 100 - total flux cleaned = -0.000237307 Jy ! Component: 150 - total flux cleaned = -0.000275289 Jy ! Component: 200 - total flux cleaned = -0.000308237 Jy ! Total flux subtracted in 200 components = -0.000308237 Jy ! Clean residual min=-0.001027 max=0.001025 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.064174 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 95 components and 0.064174 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=0.063086Jy sigma=1.277919 ! Fit after self-cal, rms=0.063075Jy sigma=1.277707 wmodel J0739-2420_X_map.mod ! Writing 95 model components to file: J0739-2420_X_map.mod wobs J0739-2420_X_uvs.fits ! Writing UV FITS file: J0739-2420_X_uvs.fits wwins J0739-2420_X_map.win ! wwins: Wrote 6 windows to J0739-2420_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 = 1.97494e-05 Jy ! Component: 100 - total flux cleaned = -6.90041e-05 Jy ! Component: 150 - total flux cleaned = -0.000137631 Jy ! Component: 200 - total flux cleaned = -0.000220196 Jy ! Component: 250 - total flux cleaned = -0.000317055 Jy ! Component: 300 - total flux cleaned = -0.000427377 Jy ! Component: 350 - total flux cleaned = -0.00050421 Jy ! Component: 400 - total flux cleaned = -0.000579604 Jy ! Component: 450 - total flux cleaned = -0.00062426 Jy ! Component: 500 - total flux cleaned = -0.000740665 Jy ! Component: 550 - total flux cleaned = -0.00076918 Jy ! Component: 600 - total flux cleaned = -0.000797473 Jy ! Component: 650 - total flux cleaned = -0.000866735 Jy ! Component: 700 - total flux cleaned = -0.00093478 Jy ! Component: 750 - total flux cleaned = -0.000988498 Jy ! Component: 800 - total flux cleaned = -0.00105483 Jy ! Component: 850 - total flux cleaned = -0.00109395 Jy ! Component: 900 - total flux cleaned = -0.00114564 Jy ! Component: 950 - total flux cleaned = -0.00115837 Jy ! Component: 1000 - total flux cleaned = -0.00115853 Jy ! Component: 1050 - total flux cleaned = -0.00123353 Jy ! Component: 1100 - total flux cleaned = -0.00124566 Jy ! Component: 1150 - total flux cleaned = -0.00125792 Jy ! Component: 1200 - total flux cleaned = -0.00124599 Jy ! Component: 1250 - total flux cleaned = -0.0012817 Jy ! Component: 1300 - total flux cleaned = -0.0013053 Jy ! Component: 1350 - total flux cleaned = -0.00131699 Jy ! Component: 1400 - total flux cleaned = -0.00136302 Jy ! Component: 1450 - total flux cleaned = -0.00137442 Jy ! Component: 1500 - total flux cleaned = -0.00138586 Jy ! Component: 1550 - total flux cleaned = -0.00139702 Jy ! Component: 1600 - total flux cleaned = -0.0014191 Jy ! Component: 1650 - total flux cleaned = -0.00140809 Jy ! Component: 1700 - total flux cleaned = -0.0014082 Jy ! Component: 1750 - total flux cleaned = -0.00145128 Jy ! Component: 1800 - total flux cleaned = -0.00145125 Jy ! Component: 1850 - total flux cleaned = -0.00145121 Jy ! Component: 1900 - total flux cleaned = -0.00145142 Jy ! Component: 1950 - total flux cleaned = -0.00147203 Jy ! Component: 2000 - total flux cleaned = -0.0014926 Jy ! Component: 2050 - total flux cleaned = -0.0014621 Jy ! Component: 2100 - total flux cleaned = -0.00146205 Jy ! Component: 2150 - total flux cleaned = -0.00144222 Jy ! Component: 2200 - total flux cleaned = -0.00145211 Jy ! Component: 2250 - total flux cleaned = -0.00146187 Jy ! Component: 2300 - total flux cleaned = -0.00146193 Jy ! Component: 2350 - total flux cleaned = -0.00143295 Jy ! Component: 2400 - total flux cleaned = -0.00142341 Jy ! Component: 2450 - total flux cleaned = -0.00143292 Jy ! Component: 2500 - total flux cleaned = -0.00143284 Jy ! Component: 2550 - total flux cleaned = -0.00142352 Jy ! Component: 2600 - total flux cleaned = -0.00144202 Jy ! Component: 2650 - total flux cleaned = -0.00141417 Jy ! Component: 2700 - total flux cleaned = -0.00137749 Jy ! Component: 2750 - total flux cleaned = -0.00136837 Jy ! Component: 2800 - total flux cleaned = -0.0013592 Jy ! Component: 2850 - total flux cleaned = -0.00135922 Jy ! Component: 2900 - total flux cleaned = -0.0013502 Jy ! Component: 2950 - total flux cleaned = -0.0013503 Jy ! Component: 3000 - total flux cleaned = -0.00132394 Jy ! Component: 3050 - total flux cleaned = -0.00128909 Jy ! Component: 3100 - total flux cleaned = -0.00129778 Jy ! Component: 3150 - total flux cleaned = -0.00128918 Jy ! Component: 3200 - total flux cleaned = -0.0012978 Jy ! Component: 3250 - total flux cleaned = -0.00127211 Jy ! Component: 3300 - total flux cleaned = -0.00123817 Jy ! Component: 3350 - total flux cleaned = -0.00124653 Jy ! Component: 3400 - total flux cleaned = -0.00119635 Jy ! Component: 3450 - total flux cleaned = -0.00117976 Jy ! Component: 3500 - total flux cleaned = -0.0011797 Jy ! Component: 3550 - total flux cleaned = -0.00113049 Jy ! Component: 3600 - total flux cleaned = -0.00113866 Jy ! Component: 3650 - total flux cleaned = -0.00111431 Jy ! Component: 3700 - total flux cleaned = -0.00111425 Jy ! Component: 3750 - total flux cleaned = -0.0010662 Jy ! Component: 3800 - total flux cleaned = -0.00107417 Jy ! Component: 3850 - total flux cleaned = -0.00104253 Jy ! Component: 3900 - total flux cleaned = -0.00104257 Jy ! Component: 3950 - total flux cleaned = -0.00101125 Jy ! Component: 4000 - total flux cleaned = -0.00100348 Jy ! Component: 4050 - total flux cleaned = -0.00101119 Jy ! Total flux subtracted in 4096 components = -0.000988059 Jy ! Clean residual min=-0.000456 max=0.000540 Jy/beam ! Clean residual mean=-0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0631859 Jy keep ! Adding 273 model components to the UV plane model. ! The established model now contains 368 components and 0.0631859 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0739-2420_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8548 x 2.444 at 2.08 degrees (North through East) ! Clean map min=-0.00080055 max=0.042023 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0739-2420_X_map.fits wmodel /vlbi/uf001/uva//J0739-2420_X_map.mod ! Writing 368 model components to file: /vlbi/uf001/uva//J0739-2420_X_map.mod wobs /vlbi/uf001/uva//J0739-2420_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0739-2420_X_uvs.fits wwins /vlbi/uf001/uva//J0739-2420_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0739-2420_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0420227 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131935 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.941883 0.941883 1.88377 3.76753 7.53507 15.0701 30.1403 60.2805 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 318.51 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0739-2420_X_dfm.log closed on Sun Jan 13 23:33:33 2019