! Started logfile: /vlbi/uf001/uva//J1251-3518_X_dfm.log on Mon Jan 14 02:04:21 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//J1251-3518_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1251-3518_X_uva.fits ! AN table 1: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.873843 visibilities/baseline/integration-bin. ! Found source: J1251-3518 ! ! 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 18120 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 J1251-3518_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 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016222Jy sigma=17.831981 ! Fit after self-cal, rms=0.842399Jy sigma=14.584023 ! 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=0.5604 mas, bmaj=1.541 mas, bpa=-3.44 degrees ! Estimated noise=0.70374 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 = 0.116759 Jy ! Component: 100 - total flux cleaned = 0.151229 Jy ! Total flux subtracted in 100 components = 0.151229 Jy ! Clean residual min=-0.012046 max=0.018119 Jy/beam ! Clean residual mean=-0.000003 rms=0.002443 Jy/beam ! Combined flux in latest and established models = 0.151229 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.151229 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=0.087775Jy sigma=1.465559 ! Fit after self-cal, rms=0.087740Jy sigma=1.465061 ! Inverting map ! Added new window around map position (-0.8, -4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185187 Jy ! Component: 100 - total flux cleaned = 0.028981 Jy ! Total flux subtracted in 100 components = 0.028981 Jy ! Clean residual min=-0.009255 max=0.013441 Jy/beam ! Clean residual mean=-0.000004 rms=0.001878 Jy/beam ! Combined flux in latest and established models = 0.18021 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.18021 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=0.083316Jy sigma=1.350940 ! Fit after self-cal, rms=0.083166Jy sigma=1.347168 ! 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=0.7406 mas, bmaj=1.932 mas, bpa=-2.432 degrees ! Estimated noise=0.306039 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150788 Jy ! Component: 100 - total flux cleaned = 0.0237375 Jy ! Component: 150 - total flux cleaned = 0.0295277 Jy ! Component: 200 - total flux cleaned = 0.033699 Jy ! Total flux subtracted in 200 components = 0.033699 Jy ! Clean residual min=-0.008003 max=0.010538 Jy/beam ! Clean residual mean=-0.000005 rms=0.002147 Jy/beam ! Combined flux in latest and established models = 0.213909 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 41 components and 0.213909 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=0.080453Jy sigma=1.286406 ! Fit after self-cal, rms=0.080231Jy sigma=1.281078 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7406 x 1.932 at -2.432 degrees (North through East) ! Clean map min=-0.0072563 max=0.15618 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.99 HN 1.45 KP 0.88 ! LA 0.92 MK 0.98 NL 1.23 OV 0.93 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.99 HN 1.48 KP 0.88 ! LA 0.94 MK 1.00 NL 1.19 OV 0.92 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.96 HN 1.23 KP 0.90 ! LA 0.94 MK 1.02 NL 1.14 OV 0.93 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 0.96 HN 1.21 KP 0.93 ! LA 0.92 MK 1.03 NL 1.26 OV 0.91 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.98 HN 1.16 KP 0.90 ! LA 0.92 MK 0.95 NL 1.22 OV 0.92 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.98 HN 1.32 KP 0.88 ! LA 0.94 MK 0.99 NL 1.18 OV 0.91 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 0.96 HN 1.38 KP 0.90 ! LA 0.92 MK 0.98 NL 1.14 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.96 HN 1.26 KP 0.89 ! LA 0.91 MK 1.00 NL 1.21 OV 0.90 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.97 HN 1.19 KP 0.88 ! LA 0.92 MK 1.01 NL 1.17 OV 0.90 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.97 HN 1.21 KP 0.89 ! LA 0.91 MK 0.98 NL 1.18 OV 0.91 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00 HN 1.31 KP 0.86 ! LA 0.89 MK 0.95 NL 1.19 OV 0.95 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.30 KP 0.90 ! LA 0.93 MK 1.01 NL 1.16 OV 0.92 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.080231Jy sigma=1.281078 ! Fit after self-cal, rms=0.084378Jy sigma=1.206586 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7411 mas, bmaj=1.928 mas, bpa=-1.946 degrees ! Estimated noise=0.30602 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 = -0.00448564 Jy ! Component: 100 - total flux cleaned = -0.00543927 Jy ! Component: 150 - total flux cleaned = -0.00567349 Jy ! Component: 200 - total flux cleaned = -0.00598262 Jy ! Total flux subtracted in 200 components = -0.00598262 Jy ! Clean residual min=-0.004158 max=0.005341 Jy/beam ! Clean residual mean=0.000007 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.207927 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 64 components and 0.207927 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=0.083901Jy sigma=1.198479 ! Fit after self-cal, rms=0.084138Jy sigma=1.197435 ! 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=0.084138Jy sigma=1.197435 ! Fit after self-cal, rms=0.086142Jy sigma=1.182604 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7431 mas, bmaj=1.928 mas, bpa=-1.883 degrees ! Estimated noise=0.305186 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107597 Jy ! Component: 100 - total flux cleaned = -0.00138849 Jy ! Component: 150 - total flux cleaned = -0.00146064 Jy ! Component: 200 - total flux cleaned = -0.00159221 Jy ! Total flux subtracted in 200 components = -0.00159221 Jy ! Clean residual min=-0.002997 max=0.003663 Jy/beam ! Clean residual mean=0.000005 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.206334 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.206334 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=0.085997Jy sigma=1.180198 ! Fit after self-cal, rms=0.086056Jy sigma=1.179999 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 (5.8, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00353919 Jy ! Component: 100 - total flux cleaned = 0.00469118 Jy ! Component: 150 - total flux cleaned = 0.00503492 Jy ! Component: 200 - total flux cleaned = 0.00503431 Jy ! Total flux subtracted in 200 components = 0.00503431 Jy ! Clean residual min=-0.002383 max=0.002228 Jy/beam ! Clean residual mean=0.000003 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.211369 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 89 components and 0.211369 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=0.085908Jy sigma=1.176232 ! Fit after self-cal, rms=0.085900Jy sigma=1.176022 ! 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=0.085900Jy sigma=1.176022 ! Fit after self-cal, rms=0.086911Jy sigma=1.174314 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7435 mas, bmaj=1.925 mas, bpa=-1.818 degrees ! Estimated noise=0.304034 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000235175 Jy ! Component: 100 - total flux cleaned = 0.000283009 Jy ! Component: 150 - total flux cleaned = 0.000157156 Jy ! Component: 200 - total flux cleaned = 0.000156307 Jy ! Total flux subtracted in 200 components = 0.000156307 Jy ! Clean residual min=-0.002024 max=0.001689 Jy/beam ! Clean residual mean=0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.211525 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 101 components and 0.211525 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=0.086854Jy sigma=1.173533 ! Fit after self-cal, rms=0.086875Jy sigma=1.173498 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.41427e-05 Jy ! Component: 100 - total flux cleaned = 3.45302e-05 Jy ! Component: 150 - total flux cleaned = 3.42145e-05 Jy ! Component: 200 - total flux cleaned = 3.40648e-05 Jy ! Total flux subtracted in 200 components = 3.40648e-05 Jy ! Clean residual min=-0.001899 max=0.001663 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.211559 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 109 components and 0.211559 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=0.086845Jy sigma=1.173146 ! Fit after self-cal, rms=0.086846Jy sigma=1.173130 ! 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=0.086846Jy sigma=1.173130 ! Fit after self-cal, rms=0.087055Jy sigma=1.173033 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.196 mas, bmaj=6.405 mas, bpa=3.014 degrees ! Estimated noise=0.405271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.56509e-05 Jy ! Component: 100 - total flux cleaned = -5.51894e-05 Jy ! Component: 150 - total flux cleaned = -5.55857e-05 Jy ! Component: 200 - total flux cleaned = -5.6089e-05 Jy ! Total flux subtracted in 200 components = -5.6089e-05 Jy ! Clean residual min=-0.001803 max=0.001689 Jy/beam ! Clean residual mean=0.000003 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.211503 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 118 components and 0.211503 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=0.087038Jy sigma=1.173015 ! Fit after self-cal, rms=0.087045Jy sigma=1.172994 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 = 0.000142505 Jy ! Component: 100 - total flux cleaned = 0.000125728 Jy ! Component: 150 - total flux cleaned = 0.000109698 Jy ! Component: 200 - total flux cleaned = 9.41754e-05 Jy ! Total flux subtracted in 200 components = 9.41754e-05 Jy ! Clean residual min=-0.001730 max=0.001674 Jy/beam ! Clean residual mean=0.000003 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.211597 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 120 components and 0.211597 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=0.087037Jy sigma=1.173009 ! Fit after self-cal, rms=0.087037Jy sigma=1.173005 ! 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=0.7433 mas, bmaj=1.925 mas, bpa=-1.8 degrees ! Estimated noise=0.303432 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7433 x 1.925 at -1.8 degrees (North through East) ! Clean map min=-0.0014949 max=0.15805 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=0.5626 mas, bmaj=1.532 mas, bpa=-2.654 degrees ! Estimated noise=0.699978 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.115677 Jy ! Component: 100 - total flux cleaned = 0.149253 Jy ! Component: 150 - total flux cleaned = 0.166387 Jy ! Component: 200 - total flux cleaned = 0.177021 Jy ! Total flux subtracted in 200 components = 0.177021 Jy ! Clean residual min=-0.005397 max=0.005977 Jy/beam ! Clean residual mean=0.000001 rms=0.001139 Jy/beam ! Combined flux in latest and established models = 0.177021 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.177021 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7433 mas, bmaj=1.925 mas, bpa=-1.8 degrees ! Estimated noise=0.303432 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 = 0.0115938 Jy ! Component: 100 - total flux cleaned = 0.0177901 Jy ! Component: 150 - total flux cleaned = 0.0218075 Jy ! Component: 200 - total flux cleaned = 0.0248161 Jy ! Total flux subtracted in 200 components = 0.0248161 Jy ! Clean residual min=-0.002634 max=0.002511 Jy/beam ! Clean residual mean=0.000002 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.201837 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 0.201837 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=2.196 mas, bmaj=6.405 mas, bpa=3.014 degrees ! Estimated noise=0.405271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346183 Jy ! Component: 100 - total flux cleaned = 0.00553846 Jy ! Component: 150 - total flux cleaned = 0.0069422 Jy ! Component: 200 - total flux cleaned = 0.00790763 Jy ! Total flux subtracted in 200 components = 0.00790763 Jy ! Clean residual min=-0.001868 max=0.001658 Jy/beam ! Clean residual mean=0.000003 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.209744 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 = 0.000670731 Jy ! Component: 100 - total flux cleaned = 0.000933588 Jy ! Component: 150 - total flux cleaned = 0.00105262 Jy ! Component: 200 - total flux cleaned = 0.00106915 Jy ! Total flux subtracted in 200 components = 0.00106915 Jy ! Clean residual min=-0.001734 max=0.001617 Jy/beam ! Clean residual mean=0.000002 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.210814 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 71 components and 0.210814 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7433 mas, bmaj=1.925 mas, bpa=-1.8 degrees ! Estimated noise=0.303432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000383571 Jy ! Component: 100 - total flux cleaned = -0.000531033 Jy ! Component: 150 - total flux cleaned = -0.000575749 Jy ! Component: 200 - total flux cleaned = -0.000616182 Jy ! Total flux subtracted in 200 components = -0.000616182 Jy ! Clean residual min=-0.002196 max=0.001709 Jy/beam ! Clean residual mean=0.000001 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.210197 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.210197 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=0.087049Jy sigma=1.173850 ! Fit after self-cal, rms=0.087023Jy sigma=1.173676 wmodel J1251-3518_X_map.mod ! Writing 86 model components to file: J1251-3518_X_map.mod wobs J1251-3518_X_uvs.fits ! Writing UV FITS file: J1251-3518_X_uvs.fits wwins J1251-3518_X_map.win ! wwins: Wrote 4 windows to J1251-3518_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 = -0.000338305 Jy ! Component: 100 - total flux cleaned = -0.000607822 Jy ! Component: 150 - total flux cleaned = -0.00096826 Jy ! Component: 200 - total flux cleaned = -0.00104754 Jy ! Component: 250 - total flux cleaned = -0.00127157 Jy ! Component: 300 - total flux cleaned = -0.00136677 Jy ! Component: 350 - total flux cleaned = -0.00136631 Jy ! Component: 400 - total flux cleaned = -0.0014578 Jy ! Component: 450 - total flux cleaned = -0.00154688 Jy ! Component: 500 - total flux cleaned = -0.00161178 Jy ! Component: 550 - total flux cleaned = -0.00163419 Jy ! Component: 600 - total flux cleaned = -0.00169774 Jy ! Component: 650 - total flux cleaned = -0.00173865 Jy ! Component: 700 - total flux cleaned = -0.00171838 Jy ! Component: 750 - total flux cleaned = -0.00167942 Jy ! Component: 800 - total flux cleaned = -0.00177672 Jy ! Component: 850 - total flux cleaned = -0.00181494 Jy ! Component: 900 - total flux cleaned = -0.00181523 Jy ! Component: 950 - total flux cleaned = -0.00179693 Jy ! Component: 1000 - total flux cleaned = -0.00181573 Jy ! Component: 1050 - total flux cleaned = -0.00179778 Jy ! Component: 1100 - total flux cleaned = -0.00183317 Jy ! Component: 1150 - total flux cleaned = -0.00183299 Jy ! Component: 1200 - total flux cleaned = -0.00183285 Jy ! Component: 1250 - total flux cleaned = -0.00183299 Jy ! Component: 1300 - total flux cleaned = -0.00179963 Jy ! Component: 1350 - total flux cleaned = -0.00186654 Jy ! Component: 1400 - total flux cleaned = -0.00193201 Jy ! Component: 1450 - total flux cleaned = -0.00185029 Jy ! Component: 1500 - total flux cleaned = -0.00185005 Jy ! Component: 1550 - total flux cleaned = -0.00183423 Jy ! Component: 1600 - total flux cleaned = -0.00185008 Jy ! Component: 1650 - total flux cleaned = -0.00180367 Jy ! Component: 1700 - total flux cleaned = -0.00188091 Jy ! Component: 1750 - total flux cleaned = -0.00183527 Jy ! Component: 1800 - total flux cleaned = -0.00183522 Jy ! Component: 1850 - total flux cleaned = -0.00182031 Jy ! Component: 1900 - total flux cleaned = -0.00177586 Jy ! Component: 1950 - total flux cleaned = -0.00179055 Jy ! Component: 2000 - total flux cleaned = -0.00176166 Jy ! Component: 2050 - total flux cleaned = -0.00173289 Jy ! Component: 2100 - total flux cleaned = -0.00167596 Jy ! Component: 2150 - total flux cleaned = -0.00161942 Jy ! Component: 2200 - total flux cleaned = -0.0016054 Jy ! Component: 2250 - total flux cleaned = -0.00153621 Jy ! Component: 2300 - total flux cleaned = -0.00160504 Jy ! Component: 2350 - total flux cleaned = -0.00150951 Jy ! Component: 2400 - total flux cleaned = -0.00144189 Jy ! Component: 2450 - total flux cleaned = -0.00146857 Jy ! Component: 2500 - total flux cleaned = -0.00141546 Jy ! Component: 2550 - total flux cleaned = -0.00137602 Jy ! Component: 2600 - total flux cleaned = -0.00137594 Jy ! Component: 2650 - total flux cleaned = -0.00136281 Jy ! Component: 2700 - total flux cleaned = -0.00132415 Jy ! Component: 2750 - total flux cleaned = -0.00134969 Jy ! Component: 2800 - total flux cleaned = -0.00127354 Jy ! Component: 2850 - total flux cleaned = -0.0012357 Jy ! Component: 2900 - total flux cleaned = -0.00121084 Jy ! Component: 2950 - total flux cleaned = -0.00123584 Jy ! Component: 3000 - total flux cleaned = -0.0012111 Jy ! Component: 3050 - total flux cleaned = -0.0011376 Jy ! Component: 3100 - total flux cleaned = -0.00114972 Jy ! Component: 3150 - total flux cleaned = -0.00116178 Jy ! Component: 3200 - total flux cleaned = -0.00116171 Jy ! Component: 3250 - total flux cleaned = -0.00107826 Jy ! Component: 3300 - total flux cleaned = -0.00107835 Jy ! Component: 3350 - total flux cleaned = -0.00101959 Jy ! Component: 3400 - total flux cleaned = -0.000996275 Jy ! Component: 3450 - total flux cleaned = -0.000926599 Jy ! Component: 3500 - total flux cleaned = -0.000892057 Jy ! Component: 3550 - total flux cleaned = -0.000857688 Jy ! Component: 3600 - total flux cleaned = -0.000857677 Jy ! Component: 3650 - total flux cleaned = -0.000778444 Jy ! Component: 3700 - total flux cleaned = -0.000767171 Jy ! Component: 3750 - total flux cleaned = -0.00076712 Jy ! Component: 3800 - total flux cleaned = -0.00072265 Jy ! Component: 3850 - total flux cleaned = -0.00066741 Jy ! Component: 3900 - total flux cleaned = -0.000612557 Jy ! Component: 3950 - total flux cleaned = -0.000590767 Jy ! Component: 4000 - total flux cleaned = -0.000590893 Jy ! Component: 4050 - total flux cleaned = -0.000547873 Jy ! Total flux subtracted in 4096 components = -0.000515752 Jy ! Clean residual min=-0.000658 max=0.000668 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.209682 Jy keep ! Adding 278 model components to the UV plane model. ! The established model now contains 364 components and 0.209682 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1251-3518_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7433 x 1.925 at -1.8 degrees (North through East) ! Clean map min=-0.0010916 max=0.15648 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1251-3518_X_map.fits wmodel /vlbi/uf001/uva//J1251-3518_X_map.mod ! Writing 364 model components to file: /vlbi/uf001/uva//J1251-3518_X_map.mod wobs /vlbi/uf001/uva//J1251-3518_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1251-3518_X_uvs.fits wwins /vlbi/uf001/uva//J1251-3518_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1251-3518_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.156484 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00017797 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.341193 0.341193 0.682385 1.36477 2.72954 5.45908 10.9182 21.8363 43.6727 87.3453 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.156 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 879.268 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1251-3518_X_dfm.log closed on Mon Jan 14 02:04:26 2019