! Started logfile: /vlbi/uf001/uva//J0457+0645_X_dfm.log on Sun Jan 13 22:23:12 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0457+0645_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0457+0645_X_uva.fits ! AN table 1: 39 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.893162 visibilities/baseline/integration-bin. ! Found source: J0457+0645 ! ! 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 15048 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 J0457+0645_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 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 77 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.134912Jy sigma=21.645949 ! Fit after self-cal, rms=0.494821Jy sigma=9.572750 ! 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=0.6479 mas, bmaj=1.606 mas, bpa=-1.703 degrees ! Estimated noise=0.479701 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 = 0.386815 Jy ! Component: 100 - total flux cleaned = 0.478611 Jy ! Total flux subtracted in 100 components = 0.478611 Jy ! Clean residual min=-0.016870 max=0.035367 Jy/beam ! Clean residual mean=-0.000000 rms=0.003391 Jy/beam ! Combined flux in latest and established models = 0.478611 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.478611 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=0.095890Jy sigma=1.812940 ! Fit after self-cal, rms=0.095885Jy sigma=1.812871 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0368851 Jy ! Component: 100 - total flux cleaned = 0.05443 Jy ! Total flux subtracted in 100 components = 0.05443 Jy ! Clean residual min=-0.016309 max=0.017576 Jy/beam ! Clean residual mean=-0.000001 rms=0.002527 Jy/beam ! Combined flux in latest and established models = 0.533041 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.533041 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=0.078199Jy sigma=1.479604 ! Fit after self-cal, rms=0.078143Jy sigma=1.478606 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150479 Jy ! Component: 100 - total flux cleaned = 0.024072 Jy ! Total flux subtracted in 100 components = 0.024072 Jy ! Clean residual min=-0.014941 max=0.016196 Jy/beam ! Clean residual mean=-0.000002 rms=0.002332 Jy/beam ! Combined flux in latest and established models = 0.557113 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.557113 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=0.074568Jy sigma=1.406494 ! Fit after self-cal, rms=0.074302Jy sigma=1.401472 ! 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=0.7817 mas, bmaj=1.848 mas, bpa=-2.061 degrees ! Estimated noise=0.332213 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 (1.2, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0170923 Jy ! Component: 100 - total flux cleaned = 0.0275736 Jy ! Component: 150 - total flux cleaned = 0.0357905 Jy ! Component: 200 - total flux cleaned = 0.0421549 Jy ! Total flux subtracted in 200 components = 0.0421549 Jy ! Clean residual min=-0.013830 max=0.012637 Jy/beam ! Clean residual mean=-0.000007 rms=0.002344 Jy/beam ! Combined flux in latest and established models = 0.599268 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 46 components and 0.599268 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=0.069541Jy sigma=1.306113 ! Fit after self-cal, rms=0.069297Jy sigma=1.301616 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7817 x 1.848 at -2.061 degrees (North through East) ! Clean map min=-0.012397 max=0.50254 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.96 KP 1.05 LA 1.00 ! MK 1.04 NL 1.05 OV 0.92 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 1.05 LA 1.00 ! MK 1.04 NL 1.06 OV 0.92 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 1.05 LA 1.00 ! MK 1.02 NL 1.06 OV 0.93 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.96 KP 1.04 LA 0.99 ! MK 1.03 NL 1.06 OV 0.93 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.97 KP 1.06 LA 0.99 ! MK 1.04 NL 1.07 OV 0.92 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 1.06 LA 0.98 ! MK 1.03 NL 1.06 OV 0.92 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 KP 1.05 LA 0.99 ! MK 1.03 NL 1.05 OV 0.94 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.97 KP 1.06 LA 0.99 ! MK 1.02 NL 1.05 OV 0.92 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 1.05 LA 0.99 ! MK 1.03 NL 1.06 OV 0.93 PT 0.95 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.98 KP 1.05 LA 0.99 ! MK 1.01 NL 1.06 OV 0.92 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.95 KP 1.05 LA 0.99 ! MK 1.05 NL 1.05 OV 0.93 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 0.95 KP 1.04 LA 1.00 ! MK 1.05 NL 1.06 OV 0.93 PT 0.93 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.069297Jy sigma=1.301616 ! Fit after self-cal, rms=0.059125Jy sigma=1.094428 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7849 mas, bmaj=1.866 mas, bpa=-1.878 degrees ! Estimated noise=0.33287 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 = -0.00687133 Jy ! Component: 100 - total flux cleaned = -0.00994996 Jy ! Component: 150 - total flux cleaned = -0.0106053 Jy ! Component: 200 - total flux cleaned = -0.0115039 Jy ! Total flux subtracted in 200 components = -0.0115039 Jy ! Clean residual min=-0.004757 max=0.004965 Jy/beam ! Clean residual mean=-0.000001 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.587764 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.587764 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=0.058192Jy sigma=1.075079 ! Fit after self-cal, rms=0.058191Jy sigma=1.074375 ! 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=0.058191Jy sigma=1.074375 ! Fit after self-cal, rms=0.056962Jy sigma=1.051217 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7848 mas, bmaj=1.866 mas, bpa=-1.901 degrees ! Estimated noise=0.332936 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00402176 Jy ! Component: 100 - total flux cleaned = -0.00498464 Jy ! Component: 150 - total flux cleaned = -0.00561262 Jy ! Component: 200 - total flux cleaned = -0.00616007 Jy ! Total flux subtracted in 200 components = -0.00616007 Jy ! Clean residual min=-0.003317 max=0.003664 Jy/beam ! Clean residual mean=0.000002 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.581604 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 0.581604 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=0.056582Jy sigma=1.043719 ! Fit after self-cal, rms=0.056555Jy sigma=1.043275 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2.6, -18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193517 Jy ! Component: 100 - total flux cleaned = 0.00280726 Jy ! Component: 150 - total flux cleaned = 0.00335195 Jy ! Component: 200 - total flux cleaned = 0.00359827 Jy ! Total flux subtracted in 200 components = 0.00359827 Jy ! Clean residual min=-0.003192 max=0.002681 Jy/beam ! Clean residual mean=0.000001 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.585203 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 85 components and 0.585203 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=0.056318Jy sigma=1.038785 ! Fit after self-cal, rms=0.056309Jy sigma=1.038652 ! 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=0.056309Jy sigma=1.038652 ! Fit after self-cal, rms=0.056064Jy sigma=1.034461 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7845 mas, bmaj=1.867 mas, bpa=-1.89 degrees ! Estimated noise=0.332969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00227763 Jy ! Component: 100 - total flux cleaned = -0.0025602 Jy ! Component: 150 - total flux cleaned = -0.00274689 Jy ! Component: 200 - total flux cleaned = -0.00285945 Jy ! Total flux subtracted in 200 components = -0.00285945 Jy ! Clean residual min=-0.002942 max=0.002605 Jy/beam ! Clean residual mean=0.000001 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.582343 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.582343 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=0.055911Jy sigma=1.031272 ! Fit after self-cal, rms=0.055906Jy sigma=1.031200 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 = -0.000406955 Jy ! Component: 100 - total flux cleaned = -0.000407685 Jy ! Component: 150 - total flux cleaned = -0.000363533 Jy ! Component: 200 - total flux cleaned = -0.000448714 Jy ! Total flux subtracted in 200 components = -0.000448714 Jy ! Clean residual min=-0.002835 max=0.002395 Jy/beam ! Clean residual mean=0.000001 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.581895 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.581895 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=0.055838Jy sigma=1.029907 ! Fit after self-cal, rms=0.055835Jy sigma=1.029888 ! 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=0.055835Jy sigma=1.029888 ! Fit after self-cal, rms=0.055769Jy sigma=1.029055 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.913 mas, bmaj=3.08 mas, bpa=-5.783 degrees ! Estimated noise=0.458176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00162322 Jy ! Component: 100 - total flux cleaned = -0.00189316 Jy ! Component: 150 - total flux cleaned = -0.00194258 Jy ! Component: 200 - total flux cleaned = -0.00184715 Jy ! Total flux subtracted in 200 components = -0.00184715 Jy ! Clean residual min=-0.003943 max=0.002999 Jy/beam ! Clean residual mean=0.000003 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.580047 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 108 components and 0.580048 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=0.055739Jy sigma=1.028309 ! Fit after self-cal, rms=0.055736Jy sigma=1.028252 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 = -3.7369e-05 Jy ! Component: 100 - total flux cleaned = -9.36112e-05 Jy ! Component: 150 - total flux cleaned = -0.00014423 Jy ! Component: 200 - total flux cleaned = -0.00018968 Jy ! Total flux subtracted in 200 components = -0.00018968 Jy ! Clean residual min=-0.003919 max=0.003038 Jy/beam ! Clean residual mean=0.000002 rms=0.000864 Jy/beam ! Combined flux in latest and established models = 0.579858 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 113 components and 0.579858 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=0.055731Jy sigma=1.028104 ! Fit after self-cal, rms=0.055729Jy sigma=1.028085 ! 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=0.784 mas, bmaj=1.867 mas, bpa=-1.889 degrees ! Estimated noise=0.332972 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.784 x 1.867 at -1.889 degrees (North through East) ! Clean map min=-0.0024986 max=0.50447 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 ! Performing amp+phase self-cal ! ! 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=0.055729Jy sigma=1.028085 ! Fit after self-cal, rms=0.052218Jy sigma=0.949890 ! Inverting map and beam ! Estimated beam: bmin=0.7839 mas, bmaj=1.867 mas, bpa=-1.904 degrees ! Estimated noise=0.333006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00156414 Jy ! Component: 100 - total flux cleaned = -0.00201579 Jy ! Component: 150 - total flux cleaned = -0.00228347 Jy ! Component: 200 - total flux cleaned = -0.00236501 Jy ! Total flux subtracted in 200 components = -0.00236501 Jy ! Clean residual min=-0.002377 max=0.002330 Jy/beam ! Clean residual mean=0.000001 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.577493 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 116 components and 0.577493 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=0.052133Jy sigma=0.948055 ! Fit after self-cal, rms=0.052132Jy sigma=0.948046 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000126344 Jy ! Component: 100 - total flux cleaned = -0.000163473 Jy ! Component: 150 - total flux cleaned = -0.000201051 Jy ! Component: 200 - total flux cleaned = -0.000202478 Jy ! Total flux subtracted in 200 components = -0.000202478 Jy ! Clean residual min=-0.002290 max=0.002287 Jy/beam ! Clean residual mean=0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.577291 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 119 components and 0.57729 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=0.052088Jy sigma=0.947206 ! Fit after self-cal, rms=0.052087Jy sigma=0.947201 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.052087Jy sigma=0.947201 ! Fit after self-cal, rms=0.052027Jy sigma=0.946753 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=0.6483 mas, bmaj=1.621 mas, bpa=-1.585 degrees ! Estimated noise=0.482809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.389285 Jy ! Component: 100 - total flux cleaned = 0.48046 Jy ! Component: 150 - total flux cleaned = 0.517318 Jy ! Component: 200 - total flux cleaned = 0.534899 Jy ! Total flux subtracted in 200 components = 0.534899 Jy ! Clean residual min=-0.005926 max=0.008057 Jy/beam ! Clean residual mean=0.000000 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.534899 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.534899 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7834 mas, bmaj=1.867 mas, bpa=-1.902 degrees ! Estimated noise=0.332872 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 = 0.0109651 Jy ! Component: 100 - total flux cleaned = 0.0176446 Jy ! Component: 150 - total flux cleaned = 0.0208916 Jy ! Component: 200 - total flux cleaned = 0.0236283 Jy ! Total flux subtracted in 200 components = 0.0236283 Jy ! Clean residual min=-0.002534 max=0.003197 Jy/beam ! Clean residual mean=-0.000000 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.558527 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 33 components and 0.558527 Jy ! Inverting map ! Added new window around map position (-1.2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281638 Jy ! Component: 100 - total flux cleaned = 0.00487484 Jy ! Component: 150 - total flux cleaned = 0.00681522 Jy ! Component: 200 - total flux cleaned = 0.00840473 Jy ! Total flux subtracted in 200 components = 0.00840473 Jy ! Clean residual min=-0.002285 max=0.002180 Jy/beam ! Clean residual mean=0.000000 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.566932 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 0.566932 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=1.914 mas, bmaj=3.081 mas, bpa=-5.787 degrees ! Estimated noise=0.458346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230657 Jy ! Component: 100 - total flux cleaned = 0.00394035 Jy ! Component: 150 - total flux cleaned = 0.00527099 Jy ! Component: 200 - total flux cleaned = 0.00637412 Jy ! Total flux subtracted in 200 components = 0.00637412 Jy ! Clean residual min=-0.003033 max=0.002560 Jy/beam ! Clean residual mean=0.000002 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.573306 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 = 0.000923132 Jy ! Component: 100 - total flux cleaned = 0.00164304 Jy ! Component: 150 - total flux cleaned = 0.00207848 Jy ! Component: 200 - total flux cleaned = 0.00248993 Jy ! Total flux subtracted in 200 components = 0.00248993 Jy ! Clean residual min=-0.002912 max=0.002466 Jy/beam ! Clean residual mean=0.000002 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.575796 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 91 components and 0.575796 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7834 mas, bmaj=1.867 mas, bpa=-1.902 degrees ! Estimated noise=0.332872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000406355 Jy ! Component: 100 - total flux cleaned = -0.000250368 Jy ! Component: 150 - total flux cleaned = -0.000104166 Jy ! Component: 200 - total flux cleaned = 0.000120018 Jy ! Total flux subtracted in 200 components = 0.000120018 Jy ! Clean residual min=-0.002030 max=0.001997 Jy/beam ! Clean residual mean=0.000001 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.575916 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 0.575916 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=0.051960Jy sigma=0.945336 ! Fit after self-cal, rms=0.051930Jy sigma=0.944834 wmodel J0457+0645_X_map.mod ! Writing 107 model components to file: J0457+0645_X_map.mod wobs J0457+0645_X_uvs.fits ! Writing UV FITS file: J0457+0645_X_uvs.fits wwins J0457+0645_X_map.win ! wwins: Wrote 5 windows to J0457+0645_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 = -0.000264655 Jy ! Component: 100 - total flux cleaned = -0.00036782 Jy ! Component: 150 - total flux cleaned = -0.000368295 Jy ! Component: 200 - total flux cleaned = -0.000369053 Jy ! Component: 250 - total flux cleaned = -0.000309796 Jy ! Component: 300 - total flux cleaned = -0.000251638 Jy ! Component: 350 - total flux cleaned = -0.000138992 Jy ! Component: 400 - total flux cleaned = -0.000111279 Jy ! Component: 450 - total flux cleaned = -5.7501e-05 Jy ! Component: 500 - total flux cleaned = -8.41383e-05 Jy ! Component: 550 - total flux cleaned = -0.000134987 Jy ! Component: 600 - total flux cleaned = -0.000135003 Jy ! Component: 650 - total flux cleaned = -0.000208856 Jy ! Component: 700 - total flux cleaned = -0.000281921 Jy ! Component: 750 - total flux cleaned = -0.000375818 Jy ! Component: 800 - total flux cleaned = -0.000421035 Jy ! Component: 850 - total flux cleaned = -0.000420582 Jy ! Component: 900 - total flux cleaned = -0.000487359 Jy ! Component: 950 - total flux cleaned = -0.000508954 Jy ! Component: 1000 - total flux cleaned = -0.000530246 Jy ! Component: 1050 - total flux cleaned = -0.000508362 Jy ! Component: 1100 - total flux cleaned = -0.000445795 Jy ! Component: 1150 - total flux cleaned = -0.000466631 Jy ! Component: 1200 - total flux cleaned = -0.000486945 Jy ! Component: 1250 - total flux cleaned = -0.000506746 Jy ! Component: 1300 - total flux cleaned = -0.000407593 Jy ! Component: 1350 - total flux cleaned = -0.000466467 Jy ! Component: 1400 - total flux cleaned = -0.000369635 Jy ! Component: 1450 - total flux cleaned = -0.000312539 Jy ! Component: 1500 - total flux cleaned = -0.000237382 Jy ! Component: 1550 - total flux cleaned = -0.000182015 Jy ! Component: 1600 - total flux cleaned = -0.000163557 Jy ! Component: 1650 - total flux cleaned = -9.08673e-05 Jy ! Component: 1700 - total flux cleaned = -9.12951e-05 Jy ! Component: 1750 - total flux cleaned = -5.57489e-05 Jy ! Component: 1800 - total flux cleaned = -2.99163e-06 Jy ! Component: 1850 - total flux cleaned = 3.15537e-05 Jy ! Component: 1900 - total flux cleaned = 4.86794e-05 Jy ! Component: 1950 - total flux cleaned = 0.00015027 Jy ! Component: 2000 - total flux cleaned = 0.000166984 Jy ! Component: 2050 - total flux cleaned = 0.000217138 Jy ! Component: 2100 - total flux cleaned = 0.000282733 Jy ! Component: 2150 - total flux cleaned = 0.000347955 Jy ! Component: 2200 - total flux cleaned = 0.000347624 Jy ! Component: 2250 - total flux cleaned = 0.000395115 Jy ! Component: 2300 - total flux cleaned = 0.000316498 Jy ! Component: 2350 - total flux cleaned = 0.000378963 Jy ! Component: 2400 - total flux cleaned = 0.000409614 Jy ! Component: 2450 - total flux cleaned = 0.000363548 Jy ! Component: 2500 - total flux cleaned = 0.000317791 Jy ! Component: 2550 - total flux cleaned = 0.000333062 Jy ! Component: 2600 - total flux cleaned = 0.000303199 Jy ! Component: 2650 - total flux cleaned = 0.000303061 Jy ! Component: 2700 - total flux cleaned = 0.000274023 Jy ! Component: 2750 - total flux cleaned = 0.00030314 Jy ! Component: 2800 - total flux cleaned = 0.000259924 Jy ! Component: 2850 - total flux cleaned = 0.000245701 Jy ! Component: 2900 - total flux cleaned = 0.000231728 Jy ! Component: 2950 - total flux cleaned = 0.000231677 Jy ! Component: 3000 - total flux cleaned = 0.00023162 Jy ! Component: 3050 - total flux cleaned = 0.000204091 Jy ! Component: 3100 - total flux cleaned = 0.000204077 Jy ! Component: 3150 - total flux cleaned = 0.000149836 Jy ! Component: 3200 - total flux cleaned = 0.000163363 Jy ! Component: 3250 - total flux cleaned = 0.000216804 Jy ! Component: 3300 - total flux cleaned = 0.000230047 Jy ! Component: 3350 - total flux cleaned = 0.000137713 Jy ! Component: 3400 - total flux cleaned = 0.000137877 Jy ! Component: 3450 - total flux cleaned = 0.000176642 Jy ! Component: 3500 - total flux cleaned = 0.000189523 Jy ! Component: 3550 - total flux cleaned = 0.0001895 Jy ! Component: 3600 - total flux cleaned = 0.000214762 Jy ! Component: 3650 - total flux cleaned = 0.000189709 Jy ! Component: 3700 - total flux cleaned = 0.00021487 Jy ! Component: 3750 - total flux cleaned = 0.000227243 Jy ! Component: 3800 - total flux cleaned = 0.000239572 Jy ! Component: 3850 - total flux cleaned = 0.000251786 Jy ! Component: 3900 - total flux cleaned = 0.00030045 Jy ! Component: 3950 - total flux cleaned = 0.000300398 Jy ! Component: 4000 - total flux cleaned = 0.000336331 Jy ! Component: 4050 - total flux cleaned = 0.000312378 Jy ! Total flux subtracted in 4096 components = 0.000324262 Jy ! Clean residual min=-0.000614 max=0.000616 Jy/beam ! Clean residual mean=0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.57624 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 436 components and 0.57624 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0457+0645_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7834 x 1.867 at -1.902 degrees (North through East) ! Clean map min=-0.0021229 max=0.50736 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0457+0645_X_map.fits wmodel /vlbi/uf001/uva//J0457+0645_X_map.mod ! Writing 436 model components to file: /vlbi/uf001/uva//J0457+0645_X_map.mod wobs /vlbi/uf001/uva//J0457+0645_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0457+0645_X_uvs.fits wwins /vlbi/uf001/uva//J0457+0645_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0457+0645_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.507359 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000204592 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.120975 0.120975 0.24195 0.483899 0.967798 1.9356 3.87119 7.74238 15.4848 30.9695 61.9391 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.507 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2479.86 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0457+0645_X_dfm.log closed on Sun Jan 13 22:23:17 2019