! Started logfile: /vlbi/uf001/uva//J0516-1537_X_dfm.log on Sun Jan 13 22:32:04 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//J0516-1537_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0516-1537_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.992982 visibilities/baseline/integration-bin. ! Found source: J0516-1537 ! ! 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 30564 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 J0516-1537_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003950Jy sigma=22.175619 ! Fit after self-cal, rms=0.946357Jy sigma=20.849324 ! 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=0.6499 mas, bmaj=1.67 mas, bpa=-5.052 degrees ! Estimated noise=0.342543 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 = 0.0410025 Jy ! Component: 100 - total flux cleaned = 0.0564076 Jy ! Total flux subtracted in 100 components = 0.0564076 Jy ! Clean residual min=-0.005908 max=0.014714 Jy/beam ! Clean residual mean=0.000008 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 0.0564076 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0564076 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=0.071322Jy sigma=1.500684 ! Fit after self-cal, rms=0.070190Jy sigma=1.474105 ! Inverting map ! Added new window around map position (1, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140992 Jy ! Component: 100 - total flux cleaned = 0.0206519 Jy ! Total flux subtracted in 100 components = 0.0206519 Jy ! Clean residual min=-0.004253 max=0.011716 Jy/beam ! Clean residual mean=0.000005 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.0770595 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.0770594 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=0.067286Jy sigma=1.396800 ! Fit after self-cal, rms=0.066656Jy sigma=1.382637 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00751918 Jy ! Component: 100 - total flux cleaned = 0.0112199 Jy ! Total flux subtracted in 100 components = 0.0112199 Jy ! Clean residual min=-0.003859 max=0.007620 Jy/beam ! Clean residual mean=0.000003 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.0882794 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.0882794 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=0.065818Jy sigma=1.358843 ! Fit after self-cal, rms=0.065623Jy sigma=1.354181 ! Inverting map ! Added new window around map position (-0.8, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00521884 Jy ! Component: 100 - total flux cleaned = 0.00703755 Jy ! Total flux subtracted in 100 components = 0.00703755 Jy ! Clean residual min=-0.003595 max=0.004000 Jy/beam ! Clean residual mean=0.000002 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.0953169 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 0.0953169 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=0.065209Jy sigma=1.342706 ! Fit after self-cal, rms=0.065195Jy sigma=1.341946 ! 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=0.8345 mas, bmaj=2.046 mas, bpa=-4.787 degrees ! Estimated noise=0.192697 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 = 0.00306849 Jy ! Component: 100 - total flux cleaned = 0.00385292 Jy ! Component: 150 - total flux cleaned = 0.00443082 Jy ! Component: 200 - total flux cleaned = 0.00474838 Jy ! Total flux subtracted in 200 components = 0.00474838 Jy ! Clean residual min=-0.002737 max=0.003006 Jy/beam ! Clean residual mean=-0.000006 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.100065 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.100065 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=0.064989Jy sigma=1.336471 ! Fit after self-cal, rms=0.064989Jy sigma=1.335986 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8345 x 2.046 at -4.787 degrees (North through East) ! Clean map min=-0.0026663 max=0.046619 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.11 KP 1.02 ! LA 0.82 MK 1.02 NL 1.09 OV 0.96 ! PT 0.99 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.08 KP 1.08 ! LA 0.79 MK 1.04 NL 1.12 OV 0.96 ! PT 1.04 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.10 HN 0.98 KP 1.06 ! LA 0.78 MK 1.08 NL 1.12 OV 0.92 ! PT 1.08 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.07 HN 0.98 KP 0.99 ! LA 0.83 MK 0.89 NL 1.15 OV 0.94 ! PT 1.09 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 1.08 KP 1.00 ! LA 0.83 MK 1.04 NL 1.05 OV 0.98 ! PT 1.06 SC 1.13 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.09 HN 0.95 KP 1.01 ! LA 0.81 MK 0.97 NL 1.14 OV 0.96 ! PT 1.00 SC 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.96 KP 1.00 ! LA 0.85 MK 1.00 NL 1.09 OV 0.98 ! PT 1.09 SC 1.11 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.03 HN 1.02 KP 1.05 ! LA 0.82 MK 0.93 NL 1.11 OV 1.03 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.09 HN 0.97 KP 1.12 ! LA 0.84 MK 0.86 NL 1.17 OV 0.92 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 1.01 KP 1.04 ! LA 0.82 MK 0.92 NL 1.08 OV 0.93 ! PT 1.09 SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.04 KP 1.03 ! LA 0.78 MK 0.91 NL 1.12 OV 0.98 ! PT 1.04 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 0.91 KP 1.00 ! LA 0.83 MK 0.87 NL 1.14 OV 0.98 ! PT 1.08 SC 1.04 ! ! ! Fit before self-cal, rms=0.064989Jy sigma=1.335986 ! Fit after self-cal, rms=0.065413Jy sigma=1.319248 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8323 mas, bmaj=2.069 mas, bpa=-5.663 degrees ! Estimated noise=0.194796 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 = -0.000614746 Jy ! Component: 100 - total flux cleaned = -0.00121846 Jy ! Component: 150 - total flux cleaned = -0.00165713 Jy ! Component: 200 - total flux cleaned = -0.00198009 Jy ! Total flux subtracted in 200 components = -0.00198009 Jy ! Clean residual min=-0.002067 max=0.002227 Jy/beam ! Clean residual mean=0.000003 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.0980852 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.0980852 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=0.065297Jy sigma=1.316849 ! Fit after self-cal, rms=0.065523Jy sigma=1.315157 ! Inverting map ! Added new window around map position (1, 22.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332091 Jy ! Component: 100 - total flux cleaned = 0.000199613 Jy ! Component: 150 - total flux cleaned = 7.78058e-05 Jy ! Component: 200 - total flux cleaned = -2.68956e-05 Jy ! Total flux subtracted in 200 components = -2.68956e-05 Jy ! Clean residual min=-0.001992 max=0.002032 Jy/beam ! Clean residual mean=0.000002 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.0980583 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.0980583 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=0.065394Jy sigma=1.312153 ! Fit after self-cal, rms=0.065376Jy sigma=1.311788 ! 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=0.065376Jy sigma=1.311788 ! Fit after self-cal, rms=0.064956Jy sigma=1.308088 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8276 mas, bmaj=2.072 mas, bpa=-5.986 degrees ! Estimated noise=0.192915 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000116561 Jy ! Component: 100 - total flux cleaned = -0.00021836 Jy ! Component: 150 - total flux cleaned = -0.000308252 Jy ! Component: 200 - total flux cleaned = -0.000389482 Jy ! Total flux subtracted in 200 components = -0.000389482 Jy ! Clean residual min=-0.001764 max=0.001713 Jy/beam ! Clean residual mean=0.000003 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.0976688 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.0976688 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=0.064890Jy sigma=1.306564 ! Fit after self-cal, rms=0.064920Jy sigma=1.306313 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 = -0.000115401 Jy ! Component: 100 - total flux cleaned = -0.000156471 Jy ! Component: 150 - total flux cleaned = -0.000192935 Jy ! Component: 200 - total flux cleaned = -0.000193977 Jy ! Total flux subtracted in 200 components = -0.000193977 Jy ! Clean residual min=-0.001754 max=0.001688 Jy/beam ! Clean residual mean=0.000003 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.0974748 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 67 components and 0.0974748 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=0.064881Jy sigma=1.305407 ! Fit after self-cal, rms=0.064876Jy sigma=1.305275 ! 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=0.064876Jy sigma=1.305275 ! Fit after self-cal, rms=0.069187Jy sigma=1.296010 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8253 mas, bmaj=2.068 mas, bpa=-6.444 degrees ! Estimated noise=0.192854 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.34371e-06 Jy ! Component: 100 - total flux cleaned = -0.000135397 Jy ! Component: 150 - total flux cleaned = -0.000255951 Jy ! Component: 200 - total flux cleaned = -0.000337563 Jy ! Total flux subtracted in 200 components = -0.000337563 Jy ! Clean residual min=-0.001373 max=0.001259 Jy/beam ! Clean residual mean=0.000003 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0971373 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 77 components and 0.0971373 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=0.069154Jy sigma=1.295275 ! Fit after self-cal, rms=0.069216Jy sigma=1.294815 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 = -3.5443e-05 Jy ! Component: 100 - total flux cleaned = -9.30043e-05 Jy ! Component: 150 - total flux cleaned = -0.000140529 Jy ! Component: 200 - total flux cleaned = -0.000183041 Jy ! Total flux subtracted in 200 components = -0.000183041 Jy ! Clean residual min=-0.001344 max=0.001247 Jy/beam ! Clean residual mean=0.000003 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0969542 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 82 components and 0.0969542 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=0.069197Jy sigma=1.294375 ! Fit after self-cal, rms=0.069195Jy sigma=1.294289 ! 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=0.069195Jy sigma=1.294289 ! Fit after self-cal, rms=0.069910Jy sigma=1.294156 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.115 mas, bmaj=4.224 mas, bpa=-2.685 degrees ! Estimated noise=0.249042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000166314 Jy ! Component: 100 - total flux cleaned = -0.000203498 Jy ! Component: 150 - total flux cleaned = -0.000233593 Jy ! Component: 200 - total flux cleaned = -0.000273317 Jy ! Total flux subtracted in 200 components = -0.000273317 Jy ! Clean residual min=-0.001162 max=0.001438 Jy/beam ! Clean residual mean=0.000006 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0966809 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 95 components and 0.0966809 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=0.069903Jy sigma=1.293993 ! Fit after self-cal, rms=0.069908Jy sigma=1.293904 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 = -2.5435e-05 Jy ! Component: 100 - total flux cleaned = -5.20275e-05 Jy ! Component: 150 - total flux cleaned = -5.33798e-05 Jy ! Component: 200 - total flux cleaned = -5.35664e-05 Jy ! Total flux subtracted in 200 components = -5.35664e-05 Jy ! Clean residual min=-0.001152 max=0.001447 Jy/beam ! Clean residual mean=0.000006 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0966273 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 101 components and 0.0966273 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=0.069904Jy sigma=1.293854 ! Fit after self-cal, rms=0.069903Jy sigma=1.293793 ! 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=0.8221 mas, bmaj=2.065 mas, bpa=-6.616 degrees ! Estimated noise=0.192363 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8221 x 2.065 at -6.616 degrees (North through East) ! Clean map min=-0.0017417 max=0.043001 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=0.6412 mas, bmaj=1.676 mas, bpa=-6.497 degrees ! Estimated noise=0.339786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0434715 Jy ! Component: 100 - total flux cleaned = 0.0652355 Jy ! Component: 150 - total flux cleaned = 0.0768336 Jy ! Component: 200 - total flux cleaned = 0.0835879 Jy ! Total flux subtracted in 200 components = 0.0835879 Jy ! Clean residual min=-0.002417 max=0.003540 Jy/beam ! Clean residual mean=0.000003 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.0835879 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0835879 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8221 mas, bmaj=2.065 mas, bpa=-6.616 degrees ! Estimated noise=0.192363 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 = 0.0057486 Jy ! Component: 100 - total flux cleaned = 0.00896369 Jy ! Component: 150 - total flux cleaned = 0.0105663 Jy ! Component: 200 - total flux cleaned = 0.0111108 Jy ! Total flux subtracted in 200 components = 0.0111108 Jy ! Clean residual min=-0.001240 max=0.001309 Jy/beam ! Clean residual mean=0.000002 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0946988 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 46 components and 0.0946988 Jy ! Inverting map ! Added new window around map position (21.4, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000732795 Jy ! Component: 100 - total flux cleaned = 0.0011188 Jy ! Component: 150 - total flux cleaned = 0.00161927 Jy ! Component: 200 - total flux cleaned = 0.00198882 Jy ! Total flux subtracted in 200 components = 0.00198882 Jy ! Clean residual min=-0.001200 max=0.001265 Jy/beam ! Clean residual mean=0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.0966876 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.0966876 Jy ! Inverting map ! Added new window around map position (29.8, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103172 Jy ! Component: 100 - total flux cleaned = 0.00135658 Jy ! Component: 150 - total flux cleaned = 0.00165281 Jy ! Component: 200 - total flux cleaned = 0.00195317 Jy ! Total flux subtracted in 200 components = 0.00195317 Jy ! Clean residual min=-0.001138 max=0.001078 Jy/beam ! Clean residual mean=0.000002 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0986407 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 71 components and 0.0986407 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=2.115 mas, bmaj=4.224 mas, bpa=-2.685 degrees ! Estimated noise=0.249042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000808685 Jy ! Component: 100 - total flux cleaned = 0.00127395 Jy ! Component: 150 - total flux cleaned = 0.00144894 Jy ! Component: 200 - total flux cleaned = 0.00157458 Jy ! Total flux subtracted in 200 components = 0.00157458 Jy ! Clean residual min=-0.001225 max=0.001110 Jy/beam ! Clean residual mean=0.000003 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.100215 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.18498e-05 Jy ! Component: 100 - total flux cleaned = 0.000125403 Jy ! Component: 150 - total flux cleaned = 0.000187933 Jy ! Component: 200 - total flux cleaned = 0.000234781 Jy ! Total flux subtracted in 200 components = 0.000234781 Jy ! Clean residual min=-0.001209 max=0.001152 Jy/beam ! Clean residual mean=0.000003 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.10045 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 93 components and 0.10045 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8221 mas, bmaj=2.065 mas, bpa=-6.616 degrees ! Estimated noise=0.192363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.92413e-05 Jy ! Component: 100 - total flux cleaned = 4.61034e-05 Jy ! Component: 150 - total flux cleaned = 6.50082e-05 Jy ! Component: 200 - total flux cleaned = 2.93767e-05 Jy ! Total flux subtracted in 200 components = 2.93767e-05 Jy ! Clean residual min=-0.001129 max=0.001089 Jy/beam ! Clean residual mean=0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.100479 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 0.100479 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=0.069874Jy sigma=1.292813 ! Fit after self-cal, rms=0.069816Jy sigma=1.292119 wmodel J0516-1537_X_map.mod ! Writing 106 model components to file: J0516-1537_X_map.mod wobs J0516-1537_X_uvs.fits ! Writing UV FITS file: J0516-1537_X_uvs.fits wwins J0516-1537_X_map.win ! wwins: Wrote 6 windows to J0516-1537_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 = -0.000178002 Jy ! Component: 100 - total flux cleaned = -8.93266e-05 Jy ! Component: 150 - total flux cleaned = -3.80422e-05 Jy ! Component: 200 - total flux cleaned = 4.43671e-05 Jy ! Component: 250 - total flux cleaned = 7.63166e-05 Jy ! Component: 300 - total flux cleaned = 6.04818e-05 Jy ! Component: 350 - total flux cleaned = 4.51502e-05 Jy ! Component: 400 - total flux cleaned = -2.05741e-07 Jy ! Component: 450 - total flux cleaned = -1.48052e-05 Jy ! Component: 500 - total flux cleaned = 3.94043e-08 Jy ! Component: 550 - total flux cleaned = -1.43988e-05 Jy ! Component: 600 - total flux cleaned = -8.59631e-05 Jy ! Component: 650 - total flux cleaned = -8.5937e-05 Jy ! Component: 700 - total flux cleaned = -0.000128064 Jy ! Component: 750 - total flux cleaned = -0.000197165 Jy ! Component: 800 - total flux cleaned = -0.000169718 Jy ! Component: 850 - total flux cleaned = -0.000223913 Jy ! Component: 900 - total flux cleaned = -0.000250602 Jy ! Component: 950 - total flux cleaned = -0.000237406 Jy ! Component: 1000 - total flux cleaned = -0.000263667 Jy ! Component: 1050 - total flux cleaned = -0.000250617 Jy ! Component: 1100 - total flux cleaned = -0.000289242 Jy ! Component: 1150 - total flux cleaned = -0.000263774 Jy ! Component: 1200 - total flux cleaned = -0.000289192 Jy ! Component: 1250 - total flux cleaned = -0.000289299 Jy ! Component: 1300 - total flux cleaned = -0.000289233 Jy ! Component: 1350 - total flux cleaned = -0.000301622 Jy ! Component: 1400 - total flux cleaned = -0.000264918 Jy ! Component: 1450 - total flux cleaned = -0.00027713 Jy ! Component: 1500 - total flux cleaned = -0.000253055 Jy ! Component: 1550 - total flux cleaned = -0.000300929 Jy ! Component: 1600 - total flux cleaned = -0.000289109 Jy ! Component: 1650 - total flux cleaned = -0.000265608 Jy ! Component: 1700 - total flux cleaned = -0.000218808 Jy ! Component: 1750 - total flux cleaned = -0.000299921 Jy ! Component: 1800 - total flux cleaned = -0.000299851 Jy ! Component: 1850 - total flux cleaned = -0.000299926 Jy ! Component: 1900 - total flux cleaned = -0.000356796 Jy ! Component: 1950 - total flux cleaned = -0.000368121 Jy ! Component: 2000 - total flux cleaned = -0.000401695 Jy ! Component: 2050 - total flux cleaned = -0.000435038 Jy ! Component: 2100 - total flux cleaned = -0.000479299 Jy ! Component: 2150 - total flux cleaned = -0.000468276 Jy ! Component: 2200 - total flux cleaned = -0.000501017 Jy ! Component: 2250 - total flux cleaned = -0.000501141 Jy ! Component: 2300 - total flux cleaned = -0.0005119 Jy ! Component: 2350 - total flux cleaned = -0.00051176 Jy ! Component: 2400 - total flux cleaned = -0.00056527 Jy ! Component: 2450 - total flux cleaned = -0.000512298 Jy ! Component: 2500 - total flux cleaned = -0.00053346 Jy ! Component: 2550 - total flux cleaned = -0.000564926 Jy ! Component: 2600 - total flux cleaned = -0.000575408 Jy ! Component: 2650 - total flux cleaned = -0.000523509 Jy ! Component: 2700 - total flux cleaned = -0.000574981 Jy ! Component: 2750 - total flux cleaned = -0.000564704 Jy ! Component: 2800 - total flux cleaned = -0.000615656 Jy ! Component: 2850 - total flux cleaned = -0.000635852 Jy ! Component: 2900 - total flux cleaned = -0.000625711 Jy ! Component: 2950 - total flux cleaned = -0.000635737 Jy ! Component: 3000 - total flux cleaned = -0.000685631 Jy ! Component: 3050 - total flux cleaned = -0.000695601 Jy ! Component: 3100 - total flux cleaned = -0.000685705 Jy ! Component: 3150 - total flux cleaned = -0.000705404 Jy ! Component: 3200 - total flux cleaned = -0.000754229 Jy ! Component: 3250 - total flux cleaned = -0.000754231 Jy ! Component: 3300 - total flux cleaned = -0.000763923 Jy ! Component: 3350 - total flux cleaned = -0.00076395 Jy ! Component: 3400 - total flux cleaned = -0.000754372 Jy ! Component: 3450 - total flux cleaned = -0.000801956 Jy ! Component: 3500 - total flux cleaned = -0.000792541 Jy ! Component: 3550 - total flux cleaned = -0.000802025 Jy ! Component: 3600 - total flux cleaned = -0.000792598 Jy ! Component: 3650 - total flux cleaned = -0.00078323 Jy ! Component: 3700 - total flux cleaned = -0.000801804 Jy ! Component: 3750 - total flux cleaned = -0.000801814 Jy ! Component: 3800 - total flux cleaned = -0.000774181 Jy ! Component: 3850 - total flux cleaned = -0.00080159 Jy ! Component: 3900 - total flux cleaned = -0.000792547 Jy ! Component: 3950 - total flux cleaned = -0.000783537 Jy ! Component: 4000 - total flux cleaned = -0.00081961 Jy ! Component: 4050 - total flux cleaned = -0.00082859 Jy ! Total flux subtracted in 4096 components = -0.000819608 Jy ! Clean residual min=-0.000610 max=0.000541 Jy/beam ! Clean residual mean=0.000001 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0996599 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 407 components and 0.0996598 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0516-1537_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8221 x 2.065 at -6.616 degrees (North through East) ! Clean map min=-0.0014088 max=0.042549 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0516-1537_X_map.fits wmodel /vlbi/uf001/uva//J0516-1537_X_map.mod ! Writing 407 model components to file: /vlbi/uf001/uva//J0516-1537_X_map.mod wobs /vlbi/uf001/uva//J0516-1537_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0516-1537_X_uvs.fits wwins /vlbi/uf001/uva//J0516-1537_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0516-1537_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0425486 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000155582 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.09697 1.09697 2.19394 4.38787 8.77574 17.5515 35.103 70.2059 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 273.481 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0516-1537_X_dfm.log closed on Sun Jan 13 22:32:10 2019