! Started logfile: /vlbi/uf001/uva//J1726-2258_X_dfm.log on Mon Jan 14 04:12:12 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//J1726-2258_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1726-2258_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.953968 visibilities/baseline/integration-bin. ! Found source: J1726-2258 ! ! 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 14424 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 J1726-2258_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.064718Jy sigma=20.971823 ! Fit after self-cal, rms=0.700168Jy sigma=13.762473 ! 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=0.6288 mas, bmaj=1.625 mas, bpa=-4.583 degrees ! Estimated noise=0.533945 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 = 0.205955 Jy ! Component: 100 - total flux cleaned = 0.272338 Jy ! Total flux subtracted in 100 components = 0.272338 Jy ! Clean residual min=-0.017631 max=0.053058 Jy/beam ! Clean residual mean=0.000037 rms=0.005011 Jy/beam ! Combined flux in latest and established models = 0.272338 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.272338 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=0.152847Jy sigma=2.965682 ! Fit after self-cal, rms=0.152790Jy sigma=2.964707 ! Inverting map ! Added new window around map position (1, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0542906 Jy ! Component: 100 - total flux cleaned = 0.0904214 Jy ! Total flux subtracted in 100 components = 0.0904214 Jy ! Clean residual min=-0.012853 max=0.030489 Jy/beam ! Clean residual mean=0.000026 rms=0.003372 Jy/beam ! Combined flux in latest and established models = 0.362759 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.362759 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=0.110193Jy sigma=2.126708 ! Fit after self-cal, rms=0.108751Jy sigma=2.095952 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289975 Jy ! Component: 100 - total flux cleaned = 0.049688 Jy ! Total flux subtracted in 100 components = 0.049688 Jy ! Clean residual min=-0.009936 max=0.020047 Jy/beam ! Clean residual mean=0.000019 rms=0.002531 Jy/beam ! Combined flux in latest and established models = 0.412447 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.412447 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=0.090793Jy sigma=1.733543 ! Fit after self-cal, rms=0.090330Jy sigma=1.723397 ! Inverting map ! Added new window around map position (-0.8, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0189195 Jy ! Component: 100 - total flux cleaned = 0.0320653 Jy ! Total flux subtracted in 100 components = 0.0320653 Jy ! Clean residual min=-0.009210 max=0.010846 Jy/beam ! Clean residual mean=0.000015 rms=0.002117 Jy/beam ! Combined flux in latest and established models = 0.444513 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 49 components and 0.444513 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=0.081819Jy sigma=1.548642 ! Fit after self-cal, rms=0.081765Jy sigma=1.547345 ! 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=0.7883 mas, bmaj=1.978 mas, bpa=-3.864 degrees ! Estimated noise=0.32876 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 = 0.0216341 Jy ! Component: 100 - total flux cleaned = 0.0354396 Jy ! Component: 150 - total flux cleaned = 0.044673 Jy ! Component: 200 - total flux cleaned = 0.0509317 Jy ! Total flux subtracted in 200 components = 0.0509317 Jy ! Clean residual min=-0.009491 max=0.012482 Jy/beam ! Clean residual mean=0.000010 rms=0.002609 Jy/beam ! Combined flux in latest and established models = 0.495444 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 70 components and 0.495444 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=0.075337Jy sigma=1.406374 ! Fit after self-cal, rms=0.075308Jy sigma=1.405348 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7883 x 1.978 at -3.864 degrees (North through East) ! Clean map min=-0.0094299 max=0.28931 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.03 KP 1.00 ! LA 0.98 MK 1.03 NL 1.13 OV 0.89 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.02 KP 1.00 ! LA 0.98 MK 1.05 NL 1.15 OV 0.90 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.02 KP 1.01 ! LA 0.99 MK 1.04 NL 1.15 OV 0.89 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.02 KP 1.00 ! LA 0.99 MK 1.02 NL 1.13 OV 0.89 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.02 KP 1.00 ! LA 1.00 MK 0.99 NL 1.15 OV 0.89 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.01 KP 1.01 ! LA 0.97 MK 1.01 NL 1.14 OV 0.90 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.00 KP 1.01 ! LA 1.00 MK 0.98 NL 1.15 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.03 KP 1.01 ! LA 1.00 MK 1.01 NL 1.15 OV 0.90 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.05 KP 1.00 ! LA 0.99 MK 1.00 NL 1.14 OV 0.90 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.01 KP 1.00 ! LA 1.00 MK 1.01 NL 1.16 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 1.00 KP 1.02 ! LA 0.99 MK 1.00 NL 1.16 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.04 KP 1.02 ! LA 0.99 MK 0.99 NL 1.15 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Fit before self-cal, rms=0.075308Jy sigma=1.405348 ! Fit after self-cal, rms=0.068951Jy sigma=1.257333 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7862 mas, bmaj=1.975 mas, bpa=-3.116 degrees ! Estimated noise=0.32669 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 = -0.00426857 Jy ! Component: 100 - total flux cleaned = -0.00519978 Jy ! Component: 150 - total flux cleaned = -0.00557492 Jy ! Component: 200 - total flux cleaned = -0.00590276 Jy ! Total flux subtracted in 200 components = -0.00590276 Jy ! Clean residual min=-0.006005 max=0.006643 Jy/beam ! Clean residual mean=0.000003 rms=0.001422 Jy/beam ! Combined flux in latest and established models = 0.489541 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 76 components and 0.489541 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=0.068285Jy sigma=1.243258 ! Fit after self-cal, rms=0.068294Jy sigma=1.242282 ! 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=0.068294Jy sigma=1.242282 ! Fit after self-cal, rms=0.065362Jy sigma=1.175128 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.786 mas, bmaj=1.97 mas, bpa=-3.201 degrees ! Estimated noise=0.326169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00117036 Jy ! Component: 100 - total flux cleaned = -0.0018441 Jy ! Component: 150 - total flux cleaned = -0.00239358 Jy ! Component: 200 - total flux cleaned = -0.00285683 Jy ! Total flux subtracted in 200 components = -0.00285683 Jy ! Clean residual min=-0.003282 max=0.003253 Jy/beam ! Clean residual mean=0.000002 rms=0.000683 Jy/beam ! Combined flux in latest and established models = 0.486685 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.486685 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=0.065004Jy sigma=1.166980 ! Fit after self-cal, rms=0.064996Jy sigma=1.166129 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 (2.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153978 Jy ! Component: 100 - total flux cleaned = 0.00123856 Jy ! Component: 150 - total flux cleaned = 0.000987224 Jy ! Component: 200 - total flux cleaned = 0.000835831 Jy ! Total flux subtracted in 200 components = 0.000835831 Jy ! Clean residual min=-0.003071 max=0.002483 Jy/beam ! Clean residual mean=0.000002 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.48752 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.48752 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=0.064710Jy sigma=1.160137 ! Fit after self-cal, rms=0.064701Jy sigma=1.159945 ! 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=0.064701Jy sigma=1.159945 ! Fit after self-cal, rms=0.064793Jy sigma=1.157019 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7846 mas, bmaj=1.965 mas, bpa=-3.132 degrees ! Estimated noise=0.325083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000949415 Jy ! Component: 100 - total flux cleaned = -0.000950703 Jy ! Component: 150 - total flux cleaned = -0.00107743 Jy ! Component: 200 - total flux cleaned = -0.00119253 Jy ! Total flux subtracted in 200 components = -0.00119253 Jy ! Clean residual min=-0.002665 max=0.002213 Jy/beam ! Clean residual mean=0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.486328 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 101 components and 0.486328 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=0.064640Jy sigma=1.154046 ! Fit after self-cal, rms=0.064644Jy sigma=1.153934 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 = 2.79331e-05 Jy ! Component: 100 - total flux cleaned = -6.79813e-05 Jy ! Component: 150 - total flux cleaned = -0.000199874 Jy ! Component: 200 - total flux cleaned = -0.000280201 Jy ! Total flux subtracted in 200 components = -0.000280201 Jy ! Clean residual min=-0.002501 max=0.002126 Jy/beam ! Clean residual mean=0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.486048 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 0.486048 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=0.064582Jy sigma=1.152665 ! Fit after self-cal, rms=0.064579Jy sigma=1.152610 ! 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=0.064579Jy sigma=1.152610 ! Fit after self-cal, rms=0.064666Jy sigma=1.152227 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=4.786 mas, bpa=0.9991 degrees ! Estimated noise=0.443526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133862 Jy ! Component: 100 - total flux cleaned = -0.00167598 Jy ! Component: 150 - total flux cleaned = -0.00175371 Jy ! Component: 200 - total flux cleaned = -0.00182677 Jy ! Total flux subtracted in 200 components = -0.00182677 Jy ! Clean residual min=-0.002276 max=0.002306 Jy/beam ! Clean residual mean=0.000000 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.484221 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 114 components and 0.484221 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=0.064638Jy sigma=1.151789 ! Fit after self-cal, rms=0.064639Jy sigma=1.151750 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 = -0.000128312 Jy ! Component: 100 - total flux cleaned = -0.000215008 Jy ! Component: 150 - total flux cleaned = -0.000296775 Jy ! Component: 200 - total flux cleaned = -0.000335762 Jy ! Total flux subtracted in 200 components = -0.000335762 Jy ! Clean residual min=-0.002212 max=0.002293 Jy/beam ! Clean residual mean=-0.000000 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.483885 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 119 components and 0.483885 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=0.064632Jy sigma=1.151618 ! Fit after self-cal, rms=0.064630Jy sigma=1.151598 ! 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=0.7839 mas, bmaj=1.962 mas, bpa=-3.071 degrees ! Estimated noise=0.324692 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7839 x 1.962 at -3.071 degrees (North through East) ! Clean map min=-0.0029083 max=0.28699 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=0.6243 mas, bmaj=1.609 mas, bpa=-3.727 degrees ! Estimated noise=0.526669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.203302 Jy ! Component: 100 - total flux cleaned = 0.281022 Jy ! Component: 150 - total flux cleaned = 0.332779 Jy ! Component: 200 - total flux cleaned = 0.369398 Jy ! Total flux subtracted in 200 components = 0.369398 Jy ! Clean residual min=-0.007158 max=0.020654 Jy/beam ! Clean residual mean=0.000017 rms=0.002418 Jy/beam ! Combined flux in latest and established models = 0.369397 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 0.369397 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7839 mas, bmaj=1.962 mas, bpa=-3.071 degrees ! Estimated noise=0.324692 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 = 0.0459946 Jy ! Component: 100 - total flux cleaned = 0.0717481 Jy ! Component: 150 - total flux cleaned = 0.0869284 Jy ! Component: 200 - total flux cleaned = 0.0965678 Jy ! Total flux subtracted in 200 components = 0.0965678 Jy ! Clean residual min=-0.003029 max=0.005678 Jy/beam ! Clean residual mean=-0.000001 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.465965 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 52 components and 0.465965 Jy ! Inverting map ! Added new window around map position (1.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656132 Jy ! Component: 100 - total flux cleaned = 0.0110232 Jy ! Component: 150 - total flux cleaned = 0.0141235 Jy ! Component: 200 - total flux cleaned = 0.0155164 Jy ! Total flux subtracted in 200 components = 0.0155164 Jy ! Clean residual min=-0.002399 max=0.002295 Jy/beam ! Clean residual mean=0.000002 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.481482 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 75 components and 0.481482 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=2.156 mas, bmaj=4.786 mas, bpa=0.9991 degrees ! Estimated noise=0.443526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236121 Jy ! Component: 100 - total flux cleaned = 0.00275847 Jy ! Component: 150 - total flux cleaned = 0.00280827 Jy ! Component: 200 - total flux cleaned = 0.00272987 Jy ! Total flux subtracted in 200 components = 0.00272987 Jy ! Clean residual min=-0.002111 max=0.002167 Jy/beam ! Clean residual mean=0.000002 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.484212 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 = -3.53662e-05 Jy ! Component: 100 - total flux cleaned = -0.000102009 Jy ! Component: 150 - total flux cleaned = -0.000162483 Jy ! Component: 200 - total flux cleaned = -0.000216864 Jy ! Total flux subtracted in 200 components = -0.000216864 Jy ! Clean residual min=-0.002115 max=0.002180 Jy/beam ! Clean residual mean=0.000001 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.483995 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 97 components and 0.483995 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7839 mas, bmaj=1.962 mas, bpa=-3.071 degrees ! Estimated noise=0.324692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000443053 Jy ! Component: 100 - total flux cleaned = -0.000398768 Jy ! Component: 150 - total flux cleaned = -0.000274461 Jy ! Component: 200 - total flux cleaned = -0.00019835 Jy ! Total flux subtracted in 200 components = -0.00019835 Jy ! Clean residual min=-0.002062 max=0.001911 Jy/beam ! Clean residual mean=0.000001 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.483796 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 113 components and 0.483796 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=0.064593Jy sigma=1.150249 ! Fit after self-cal, rms=0.064572Jy sigma=1.149897 wmodel J1726-2258_X_map.mod ! Writing 113 model components to file: J1726-2258_X_map.mod wobs J1726-2258_X_uvs.fits ! Writing UV FITS file: J1726-2258_X_uvs.fits wwins J1726-2258_X_map.win ! wwins: Wrote 5 windows to J1726-2258_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 = -0.000267651 Jy ! Component: 100 - total flux cleaned = -0.000371327 Jy ! Component: 150 - total flux cleaned = -0.000467788 Jy ! Component: 200 - total flux cleaned = -0.000436892 Jy ! Component: 250 - total flux cleaned = -0.000437055 Jy ! Component: 300 - total flux cleaned = -0.000437369 Jy ! Component: 350 - total flux cleaned = -0.000550038 Jy ! Component: 400 - total flux cleaned = -0.000494904 Jy ! Component: 450 - total flux cleaned = -0.000575551 Jy ! Component: 500 - total flux cleaned = -0.000601826 Jy ! Component: 550 - total flux cleaned = -0.000705416 Jy ! Component: 600 - total flux cleaned = -0.000807412 Jy ! Component: 650 - total flux cleaned = -0.000807715 Jy ! Component: 700 - total flux cleaned = -0.000881183 Jy ! Component: 750 - total flux cleaned = -0.000953256 Jy ! Component: 800 - total flux cleaned = -0.000976669 Jy ! Component: 850 - total flux cleaned = -0.000953553 Jy ! Component: 900 - total flux cleaned = -0.00100031 Jy ! Component: 950 - total flux cleaned = -0.00109131 Jy ! Component: 1000 - total flux cleaned = -0.00111366 Jy ! Component: 1050 - total flux cleaned = -0.00118007 Jy ! Component: 1100 - total flux cleaned = -0.00124553 Jy ! Component: 1150 - total flux cleaned = -0.00131011 Jy ! Component: 1200 - total flux cleaned = -0.00135292 Jy ! Component: 1250 - total flux cleaned = -0.00141601 Jy ! Component: 1300 - total flux cleaned = -0.00147857 Jy ! Component: 1350 - total flux cleaned = -0.00149928 Jy ! Component: 1400 - total flux cleaned = -0.00158084 Jy ! Component: 1450 - total flux cleaned = -0.00162121 Jy ! Component: 1500 - total flux cleaned = -0.00168095 Jy ! Component: 1550 - total flux cleaned = -0.00175955 Jy ! Component: 1600 - total flux cleaned = -0.00185665 Jy ! Component: 1650 - total flux cleaned = -0.00189486 Jy ! Component: 1700 - total flux cleaned = -0.0019328 Jy ! Component: 1750 - total flux cleaned = -0.00197038 Jy ! Component: 1800 - total flux cleaned = -0.00200772 Jy ! Component: 1850 - total flux cleaned = -0.00208129 Jy ! Component: 1900 - total flux cleaned = -0.00215396 Jy ! Component: 1950 - total flux cleaned = -0.00220825 Jy ! Component: 2000 - total flux cleaned = -0.00231558 Jy ! Component: 2050 - total flux cleaned = -0.00231556 Jy ! Component: 2100 - total flux cleaned = -0.00233288 Jy ! Component: 2150 - total flux cleaned = -0.00240279 Jy ! Component: 2200 - total flux cleaned = -0.00252342 Jy ! Component: 2250 - total flux cleaned = -0.00252346 Jy ! Component: 2300 - total flux cleaned = -0.00260833 Jy ! Component: 2350 - total flux cleaned = -0.00267586 Jy ! Component: 2400 - total flux cleaned = -0.00270927 Jy ! Component: 2450 - total flux cleaned = -0.00279177 Jy ! Component: 2500 - total flux cleaned = -0.00285739 Jy ! Component: 2550 - total flux cleaned = -0.00280851 Jy ! Component: 2600 - total flux cleaned = -0.0028413 Jy ! Component: 2650 - total flux cleaned = -0.00292159 Jy ! Component: 2700 - total flux cleaned = -0.00303311 Jy ! Component: 2750 - total flux cleaned = -0.00306447 Jy ! Component: 2800 - total flux cleaned = -0.00312737 Jy ! Component: 2850 - total flux cleaned = -0.00314279 Jy ! Component: 2900 - total flux cleaned = -0.0032046 Jy ! Component: 2950 - total flux cleaned = -0.00328158 Jy ! Component: 3000 - total flux cleaned = -0.00338825 Jy ! Component: 3050 - total flux cleaned = -0.00347916 Jy ! Component: 3100 - total flux cleaned = -0.00352439 Jy ! Component: 3150 - total flux cleaned = -0.00358437 Jy ! Component: 3200 - total flux cleaned = -0.00365862 Jy ! Component: 3250 - total flux cleaned = -0.00367352 Jy ! Component: 3300 - total flux cleaned = -0.00373229 Jy ! Component: 3350 - total flux cleaned = -0.00389244 Jy ! Component: 3400 - total flux cleaned = -0.00390688 Jy ! Component: 3450 - total flux cleaned = -0.00395009 Jy ! Component: 3500 - total flux cleaned = -0.00406441 Jy ! Component: 3550 - total flux cleaned = -0.00417819 Jy ! Component: 3600 - total flux cleaned = -0.00419233 Jy ! Component: 3650 - total flux cleaned = -0.00424864 Jy ! Component: 3700 - total flux cleaned = -0.00434635 Jy ! Component: 3750 - total flux cleaned = -0.00438803 Jy ! Component: 3800 - total flux cleaned = -0.00452619 Jy ! Component: 3850 - total flux cleaned = -0.00455356 Jy ! Component: 3900 - total flux cleaned = -0.00466298 Jy ! Component: 3950 - total flux cleaned = -0.00475787 Jy ! Component: 4000 - total flux cleaned = -0.00475797 Jy ! Component: 4050 - total flux cleaned = -0.0048788 Jy ! Total flux subtracted in 4096 components = -0.00490555 Jy ! Clean residual min=-0.000720 max=0.000877 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.478891 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 451 components and 0.478891 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1726-2258_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7839 x 1.962 at -3.071 degrees (North through East) ! Clean map min=-0.0018557 max=0.2881 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1726-2258_X_map.fits wmodel /vlbi/uf001/uva//J1726-2258_X_map.mod ! Writing 451 model components to file: /vlbi/uf001/uva//J1726-2258_X_map.mod wobs /vlbi/uf001/uva//J1726-2258_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1726-2258_X_uvs.fits wwins /vlbi/uf001/uva//J1726-2258_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1726-2258_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.288098 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000230688 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.240218 0.240218 0.480436 0.960872 1.92174 3.84349 7.68698 15.374 30.7479 61.4958 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.288 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1248.86 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1726-2258_X_dfm.log closed on Mon Jan 14 04:12:17 2019