! Started logfile: /vlbi/uf001/uva//J0638+5933_X_dfm.log on Sun Jan 13 23:05:31 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//J0638+5933_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0638+5933_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.891813 visibilities/baseline/integration-bin. ! Found source: J0638+5933 ! ! 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 121 lines of history. ! ! Reading 21960 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 J0638+5933_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=1.110840Jy sigma=22.084267 ! Fit after self-cal, rms=0.596022Jy sigma=11.933806 ! 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=0.7076 mas, bmaj=0.8953 mas, bpa=-6.611 degrees ! Estimated noise=0.527288 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 = 0.318489 Jy ! Component: 100 - total flux cleaned = 0.445933 Jy ! Total flux subtracted in 100 components = 0.445933 Jy ! Clean residual min=-0.024078 max=0.057448 Jy/beam ! Clean residual mean=0.000027 rms=0.005174 Jy/beam ! Combined flux in latest and established models = 0.445933 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.445933 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=0.143353Jy sigma=2.775864 ! Fit after self-cal, rms=0.139832Jy sigma=2.717833 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0687686 Jy ! Component: 100 - total flux cleaned = 0.101865 Jy ! Total flux subtracted in 100 components = 0.101865 Jy ! Clean residual min=-0.012725 max=0.018278 Jy/beam ! Clean residual mean=0.000019 rms=0.002841 Jy/beam ! Combined flux in latest and established models = 0.547798 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.547798 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=0.095240Jy sigma=1.798434 ! Fit after self-cal, rms=0.094336Jy sigma=1.784488 ! Inverting map ! Added new window around map position (0.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229787 Jy ! Component: 100 - total flux cleaned = 0.0365435 Jy ! Total flux subtracted in 100 components = 0.0365435 Jy ! Clean residual min=-0.011206 max=0.014686 Jy/beam ! Clean residual mean=0.000016 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 0.584341 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.584341 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=0.087908Jy sigma=1.647073 ! Fit after self-cal, rms=0.087709Jy sigma=1.644097 ! Inverting map ! Added new window around map position (-1.6, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136117 Jy ! Component: 100 - total flux cleaned = 0.0181566 Jy ! Total flux subtracted in 100 components = 0.0181566 Jy ! Clean residual min=-0.010650 max=0.012949 Jy/beam ! Clean residual mean=0.000014 rms=0.002274 Jy/beam ! Combined flux in latest and established models = 0.602498 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.602498 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=0.085237Jy sigma=1.590073 ! Fit after self-cal, rms=0.085123Jy sigma=1.587890 ! 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=0.9139 mas, bmaj=1.162 mas, bpa=-6.758 degrees ! Estimated noise=0.246809 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 (0.6, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163807 Jy ! Component: 100 - total flux cleaned = 0.0267917 Jy ! Component: 150 - total flux cleaned = 0.0348569 Jy ! Component: 200 - total flux cleaned = 0.0413793 Jy ! Total flux subtracted in 200 components = 0.0413793 Jy ! Clean residual min=-0.009708 max=0.011339 Jy/beam ! Clean residual mean=0.000051 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 0.643877 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 0.643877 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=0.081141Jy sigma=1.505568 ! Fit after self-cal, rms=0.080980Jy sigma=1.501725 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9139 x 1.162 at -6.758 degrees (North through East) ! Clean map min=-0.0090906 max=0.40215 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 LA 0.97 ! MK 1.03 NL 1.10 OV 0.96 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.93 LA 0.97 ! MK 1.01 NL 1.09 OV 0.95 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.94 LA 0.98 ! MK 1.03 NL 1.10 OV 0.96 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.93 LA 0.98 ! MK 1.01 NL 1.10 OV 0.97 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.93 LA 0.97 ! MK 1.01 NL 1.11 OV 0.96 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.94 LA 0.96 ! MK 1.03 NL 1.11 OV 0.96 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.95 LA 0.97 ! MK 1.02 NL 1.10 OV 0.96 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.94 LA 0.98 ! MK 1.04 NL 1.11 OV 0.96 PT 0.96 ! SC 0.94 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.94 LA 0.98 ! MK 1.03 NL 1.12 OV 0.97 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.95 LA 0.98 ! MK 1.02 NL 1.10 OV 0.97 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.93 LA 0.98 ! MK 1.01 NL 1.11 OV 0.97 PT 0.97 ! SC 0.94 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.93 LA 0.97 ! MK 1.02 NL 1.11 OV 0.97 PT 0.97 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.080980Jy sigma=1.501725 ! Fit after self-cal, rms=0.072787Jy sigma=1.342043 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9094 mas, bmaj=1.158 mas, bpa=-6.309 degrees ! Estimated noise=0.245653 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 = -0.00200292 Jy ! Component: 100 - total flux cleaned = -0.00282429 Jy ! Component: 150 - total flux cleaned = -0.00398863 Jy ! Component: 200 - total flux cleaned = -0.00510242 Jy ! Total flux subtracted in 200 components = -0.00510242 Jy ! Clean residual min=-0.006164 max=0.006137 Jy/beam ! Clean residual mean=0.000040 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 0.638775 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 0.638775 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=0.071641Jy sigma=1.317792 ! Fit after self-cal, rms=0.071627Jy sigma=1.316486 ! Inverting map ! Added new window around map position (7.2, 13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0038448 Jy ! Component: 100 - total flux cleaned = 0.00370103 Jy ! Component: 150 - total flux cleaned = 0.00326249 Jy ! Component: 200 - total flux cleaned = 0.00275263 Jy ! Total flux subtracted in 200 components = 0.00275263 Jy ! Clean residual min=-0.006123 max=0.005303 Jy/beam ! Clean residual mean=0.000036 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.641528 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 78 components and 0.641528 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=0.071098Jy sigma=1.305572 ! Fit after self-cal, rms=0.071076Jy sigma=1.305065 ! 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=0.071076Jy sigma=1.305065 ! Fit after self-cal, rms=0.069419Jy sigma=1.249554 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9201 mas, bmaj=1.152 mas, bpa=-5.835 degrees ! Estimated noise=0.247532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00295851 Jy ! Component: 100 - total flux cleaned = -0.0037545 Jy ! Component: 150 - total flux cleaned = -0.00394689 Jy ! Component: 200 - total flux cleaned = -0.00439185 Jy ! Total flux subtracted in 200 components = -0.00439185 Jy ! Clean residual min=-0.003515 max=0.002623 Jy/beam ! Clean residual mean=0.000009 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.637136 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 93 components and 0.637136 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=0.069105Jy sigma=1.241540 ! Fit after self-cal, rms=0.069093Jy sigma=1.241181 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 = -0.000201818 Jy ! Component: 100 - total flux cleaned = -0.000731797 Jy ! Component: 150 - total flux cleaned = -0.00115702 Jy ! Component: 200 - total flux cleaned = -0.00150066 Jy ! Total flux subtracted in 200 components = -0.00150066 Jy ! Clean residual min=-0.003264 max=0.002397 Jy/beam ! Clean residual mean=0.000010 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.635635 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 103 components and 0.635635 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=0.068994Jy sigma=1.238886 ! Fit after self-cal, rms=0.068988Jy sigma=1.238815 ! 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=0.068988Jy sigma=1.238815 ! Fit after self-cal, rms=0.069178Jy sigma=1.237552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9226 mas, bmaj=1.151 mas, bpa=-5.461 degrees ! Estimated noise=0.2482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00091549 Jy ! Component: 100 - total flux cleaned = -0.00155038 Jy ! Component: 150 - total flux cleaned = -0.00179422 Jy ! Component: 200 - total flux cleaned = -0.00211994 Jy ! Total flux subtracted in 200 components = -0.00211994 Jy ! Clean residual min=-0.003005 max=0.002258 Jy/beam ! Clean residual mean=0.000007 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.633515 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 109 components and 0.633515 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=0.069065Jy sigma=1.234800 ! Fit after self-cal, rms=0.069061Jy sigma=1.234754 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 = -0.000151137 Jy ! Component: 100 - total flux cleaned = -0.000391601 Jy ! Component: 150 - total flux cleaned = -0.000619063 Jy ! Component: 200 - total flux cleaned = -0.000834663 Jy ! Total flux subtracted in 200 components = -0.000834663 Jy ! Clean residual min=-0.002887 max=0.002167 Jy/beam ! Clean residual mean=0.000008 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.63268 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 117 components and 0.63268 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=0.069006Jy sigma=1.233527 ! Fit after self-cal, rms=0.069003Jy sigma=1.233496 ! 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=0.069003Jy sigma=1.233496 ! Fit after self-cal, rms=0.069143Jy sigma=1.232922 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=2.218 mas, bpa=6.465 degrees ! Estimated noise=0.340357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00205204 Jy ! Component: 100 - total flux cleaned = -0.00311595 Jy ! Component: 150 - total flux cleaned = -0.00356498 Jy ! Component: 200 - total flux cleaned = -0.0037675 Jy ! Total flux subtracted in 200 components = -0.0037675 Jy ! Clean residual min=-0.002256 max=0.002357 Jy/beam ! Clean residual mean=0.000026 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.628913 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 136 components and 0.628913 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=0.069116Jy sigma=1.232397 ! Fit after self-cal, rms=0.069112Jy sigma=1.232357 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 = -0.000369383 Jy ! Component: 100 - total flux cleaned = -0.000556224 Jy ! Component: 150 - total flux cleaned = -0.000694884 Jy ! Component: 200 - total flux cleaned = -0.000817426 Jy ! Total flux subtracted in 200 components = -0.000817426 Jy ! Clean residual min=-0.002169 max=0.002368 Jy/beam ! Clean residual mean=0.000028 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.628095 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 141 components and 0.628095 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=0.069107Jy sigma=1.232177 ! Fit after self-cal, rms=0.069106Jy sigma=1.232165 ! 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=0.9244 mas, bmaj=1.15 mas, bpa=-5.23 degrees ! Estimated noise=0.248647 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9244 x 1.15 at -5.23 degrees (North through East) ! Clean map min=-0.0023073 max=0.4038 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=0.7192 mas, bmaj=0.8818 mas, bpa=-5.036 degrees ! Estimated noise=0.531463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.324232 Jy ! Component: 100 - total flux cleaned = 0.453907 Jy ! Component: 150 - total flux cleaned = 0.513588 Jy ! Component: 200 - total flux cleaned = 0.548478 Jy ! Total flux subtracted in 200 components = 0.548478 Jy ! Clean residual min=-0.008622 max=0.018100 Jy/beam ! Clean residual mean=0.000010 rms=0.001861 Jy/beam ! Combined flux in latest and established models = 0.548478 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.548478 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9244 mas, bmaj=1.15 mas, bpa=-5.23 degrees ! Estimated noise=0.248647 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 = 0.0285714 Jy ! Component: 100 - total flux cleaned = 0.0448646 Jy ! Component: 150 - total flux cleaned = 0.0550513 Jy ! Component: 200 - total flux cleaned = 0.0619607 Jy ! Total flux subtracted in 200 components = 0.0619607 Jy ! Clean residual min=-0.002926 max=0.004134 Jy/beam ! Clean residual mean=0.000017 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.610439 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.610439 Jy ! Inverting map ! Added new window around map position (-0.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506939 Jy ! Component: 100 - total flux cleaned = 0.00887037 Jy ! Component: 150 - total flux cleaned = 0.0116384 Jy ! Component: 200 - total flux cleaned = 0.0130413 Jy ! Total flux subtracted in 200 components = 0.0130413 Jy ! Clean residual min=-0.002421 max=0.002436 Jy/beam ! Clean residual mean=0.000011 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.62348 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 50 components and 0.62348 Jy ! Inverting map ! Added new window around map position (-5.2, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206472 Jy ! Component: 100 - total flux cleaned = 0.00294225 Jy ! Component: 150 - total flux cleaned = 0.0035176 Jy ! Component: 200 - total flux cleaned = 0.00410692 Jy ! Total flux subtracted in 200 components = 0.00410692 Jy ! Clean residual min=-0.002367 max=0.002158 Jy/beam ! Clean residual mean=0.000010 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.627587 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.627587 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=2.103 mas, bmaj=2.218 mas, bpa=6.465 degrees ! Estimated noise=0.340357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016829 Jy ! Component: 100 - total flux cleaned = 0.00194703 Jy ! Component: 150 - total flux cleaned = 0.00187794 Jy ! Component: 200 - total flux cleaned = 0.0018771 Jy ! Total flux subtracted in 200 components = 0.0018771 Jy ! Clean residual min=-0.002310 max=0.002278 Jy/beam ! Clean residual mean=0.000027 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.629464 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 = -5.22169e-05 Jy ! Component: 100 - total flux cleaned = -0.000101527 Jy ! Component: 150 - total flux cleaned = -0.000214138 Jy ! Component: 200 - total flux cleaned = -0.000255542 Jy ! Total flux subtracted in 200 components = -0.000255542 Jy ! Clean residual min=-0.002238 max=0.002265 Jy/beam ! Clean residual mean=0.000027 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.629209 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 98 components and 0.629209 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9244 mas, bmaj=1.15 mas, bpa=-5.23 degrees ! Estimated noise=0.248647 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000175648 Jy ! Component: 100 - total flux cleaned = -0.000223492 Jy ! Component: 150 - total flux cleaned = -0.00026786 Jy ! Component: 200 - total flux cleaned = -0.00035078 Jy ! Total flux subtracted in 200 components = -0.00035078 Jy ! Clean residual min=-0.002150 max=0.001921 Jy/beam ! Clean residual mean=0.000010 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.628858 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 111 components and 0.628858 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=0.069030Jy sigma=1.229922 ! Fit after self-cal, rms=0.068972Jy sigma=1.228807 wmodel J0638+5933_X_map.mod ! Writing 111 model components to file: J0638+5933_X_map.mod wobs J0638+5933_X_uvs.fits ! Writing UV FITS file: J0638+5933_X_uvs.fits wwins J0638+5933_X_map.win ! wwins: Wrote 7 windows to J0638+5933_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 = -0.000938617 Jy ! Component: 100 - total flux cleaned = -0.00162737 Jy ! Component: 150 - total flux cleaned = -0.00202518 Jy ! Component: 200 - total flux cleaned = -0.00228807 Jy ! Component: 250 - total flux cleaned = -0.0024287 Jy ! Component: 300 - total flux cleaned = -0.00248286 Jy ! Component: 350 - total flux cleaned = -0.00250941 Jy ! Component: 400 - total flux cleaned = -0.00253523 Jy ! Component: 450 - total flux cleaned = -0.0025099 Jy ! Component: 500 - total flux cleaned = -0.00250991 Jy ! Component: 550 - total flux cleaned = -0.00251052 Jy ! Component: 600 - total flux cleaned = -0.00260553 Jy ! Component: 650 - total flux cleaned = -0.00258189 Jy ! Component: 700 - total flux cleaned = -0.00262752 Jy ! Component: 750 - total flux cleaned = -0.00262776 Jy ! Component: 800 - total flux cleaned = -0.00267231 Jy ! Component: 850 - total flux cleaned = -0.0027375 Jy ! Component: 900 - total flux cleaned = -0.00277976 Jy ! Component: 950 - total flux cleaned = -0.00271709 Jy ! Component: 1000 - total flux cleaned = -0.00271706 Jy ! Component: 1050 - total flux cleaned = -0.00267673 Jy ! Component: 1100 - total flux cleaned = -0.00271651 Jy ! Component: 1150 - total flux cleaned = -0.002677 Jy ! Component: 1200 - total flux cleaned = -0.00265767 Jy ! Component: 1250 - total flux cleaned = -0.00269617 Jy ! Component: 1300 - total flux cleaned = -0.00275294 Jy ! Component: 1350 - total flux cleaned = -0.00271546 Jy ! Component: 1400 - total flux cleaned = -0.00273388 Jy ! Component: 1450 - total flux cleaned = -0.002752 Jy ! Component: 1500 - total flux cleaned = -0.00275178 Jy ! Component: 1550 - total flux cleaned = -0.00275233 Jy ! Component: 1600 - total flux cleaned = -0.00269928 Jy ! Component: 1650 - total flux cleaned = -0.0026819 Jy ! Component: 1700 - total flux cleaned = -0.00266465 Jy ! Component: 1750 - total flux cleaned = -0.00263069 Jy ! Component: 1800 - total flux cleaned = -0.00259706 Jy ! Component: 1850 - total flux cleaned = -0.00259686 Jy ! Component: 1900 - total flux cleaned = -0.0025308 Jy ! Component: 1950 - total flux cleaned = -0.00243292 Jy ! Component: 2000 - total flux cleaned = -0.00241677 Jy ! Component: 2050 - total flux cleaned = -0.00240083 Jy ! Component: 2100 - total flux cleaned = -0.00241675 Jy ! Component: 2150 - total flux cleaned = -0.00236957 Jy ! Component: 2200 - total flux cleaned = -0.00229142 Jy ! Component: 2250 - total flux cleaned = -0.00230682 Jy ! Component: 2300 - total flux cleaned = -0.00224526 Jy ! Component: 2350 - total flux cleaned = -0.00215403 Jy ! Component: 2400 - total flux cleaned = -0.0021241 Jy ! Component: 2450 - total flux cleaned = -0.00209412 Jy ! Component: 2500 - total flux cleaned = -0.00207922 Jy ! Component: 2550 - total flux cleaned = -0.00203513 Jy ! Component: 2600 - total flux cleaned = -0.0020058 Jy ! Component: 2650 - total flux cleaned = -0.00200538 Jy ! Component: 2700 - total flux cleaned = -0.00193334 Jy ! Component: 2750 - total flux cleaned = -0.00183358 Jy ! Component: 2800 - total flux cleaned = -0.00181943 Jy ! Component: 2850 - total flux cleaned = -0.00184746 Jy ! Component: 2900 - total flux cleaned = -0.00177761 Jy ! Component: 2950 - total flux cleaned = -0.0017361 Jy ! Component: 3000 - total flux cleaned = -0.00169491 Jy ! Component: 3050 - total flux cleaned = -0.00164032 Jy ! Component: 3100 - total flux cleaned = -0.00162671 Jy ! Component: 3150 - total flux cleaned = -0.00154596 Jy ! Component: 3200 - total flux cleaned = -0.00153257 Jy ! Component: 3250 - total flux cleaned = -0.00151933 Jy ! Component: 3300 - total flux cleaned = -0.00146654 Jy ! Component: 3350 - total flux cleaned = -0.00145366 Jy ! Component: 3400 - total flux cleaned = -0.00142759 Jy ! Component: 3450 - total flux cleaned = -0.0014146 Jy ! Component: 3500 - total flux cleaned = -0.00137609 Jy ! Component: 3550 - total flux cleaned = -0.00133779 Jy ! Component: 3600 - total flux cleaned = -0.00135056 Jy ! Component: 3650 - total flux cleaned = -0.00135047 Jy ! Component: 3700 - total flux cleaned = -0.00131278 Jy ! Component: 3750 - total flux cleaned = -0.00131261 Jy ! Component: 3800 - total flux cleaned = -0.0012383 Jy ! Component: 3850 - total flux cleaned = -0.00120143 Jy ! Component: 3900 - total flux cleaned = -0.00114033 Jy ! Component: 3950 - total flux cleaned = -0.00120126 Jy ! Component: 4000 - total flux cleaned = -0.00114067 Jy ! Component: 4050 - total flux cleaned = -0.00106856 Jy ! Total flux subtracted in 4096 components = -0.00105649 Jy ! Clean residual min=-0.000801 max=0.000623 Jy/beam ! Clean residual mean=0.000003 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.627801 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 431 components and 0.627801 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0638+5933_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9244 x 1.15 at -5.23 degrees (North through East) ! Clean map min=-0.0012495 max=0.40266 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0638+5933_X_map.fits wmodel /vlbi/uf001/uva//J0638+5933_X_map.mod ! Writing 431 model components to file: /vlbi/uf001/uva//J0638+5933_X_map.mod wobs /vlbi/uf001/uva//J0638+5933_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0638+5933_X_uvs.fits wwins /vlbi/uf001/uva//J0638+5933_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0638+5933_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.402663 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000201406 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.150055 0.150055 0.300111 0.600221 1.20044 2.40089 4.80177 9.60354 19.2071 38.4142 76.8283 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.402 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1999.26 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0638+5933_X_dfm.log closed on Sun Jan 13 23:05:36 2019