! Started logfile: /vlbi/uf001/uva//J2117+5431_X_dfm.log on Mon Jan 14 05:48:08 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//J2117+5431_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2117+5431_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.910331 visibilities/baseline/integration-bin. ! Found source: J2117+5431 ! ! 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 28020 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 J2117+5431_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 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 91 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007491Jy sigma=24.264702 ! Fit after self-cal, rms=0.879062Jy sigma=21.170562 ! 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=0.7659 mas, bmaj=0.9335 mas, bpa=-5.258 degrees ! Estimated noise=0.392129 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 = 0.0956543 Jy ! Component: 100 - total flux cleaned = 0.116588 Jy ! Total flux subtracted in 100 components = 0.116588 Jy ! Clean residual min=-0.004762 max=0.006265 Jy/beam ! Clean residual mean=0.000001 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.116588 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.116588 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=0.056195Jy sigma=1.289756 ! Fit after self-cal, rms=0.056135Jy sigma=1.288906 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00416254 Jy ! Component: 100 - total flux cleaned = 0.00383793 Jy ! Total flux subtracted in 100 components = 0.00383793 Jy ! Clean residual min=-0.003970 max=0.004627 Jy/beam ! Clean residual mean=0.000001 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.120426 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.120426 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=0.055504Jy sigma=1.272888 ! Fit after self-cal, rms=0.055493Jy sigma=1.272675 ! 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=0.9686 mas, bmaj=1.188 mas, bpa=-3.238 degrees ! Estimated noise=0.199153 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 = 0.0011392 Jy ! Component: 100 - total flux cleaned = 0.00101177 Jy ! Component: 150 - total flux cleaned = 0.000916403 Jy ! Component: 200 - total flux cleaned = 0.000879797 Jy ! Total flux subtracted in 200 components = 0.000879797 Jy ! Clean residual min=-0.003956 max=0.004405 Jy/beam ! Clean residual mean=0.000002 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.121305 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.121305 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=0.055351Jy sigma=1.269310 ! Fit after self-cal, rms=0.055348Jy sigma=1.269282 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9686 x 1.188 at -3.238 degrees (North through East) ! Clean map min=-0.0037368 max=0.1232 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 0.95 KP 0.96 ! LA 0.93 MK 1.02 NL 1.17 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.94 HN 0.95 KP 0.98 ! LA 0.94 MK 1.02 NL 1.15 OV 0.94 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.93 KP 0.99 ! LA 0.92 MK 1.01 NL 1.12 OV 0.92 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.96 KP 0.97 ! LA 0.93 MK 1.00 NL 1.15 OV 0.94 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.94 KP 0.97 ! LA 0.92 MK 0.98 NL 1.15 OV 0.94 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.95 HN 0.92 KP 0.99 ! LA 0.95 MK 0.98 NL 1.14 OV 0.95 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.95 KP 1.01 ! LA 0.95 MK 0.97 NL 1.16 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 0.95 KP 0.98 ! LA 0.96 MK 1.02 NL 1.15 OV 0.93 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.92 KP 0.96 ! LA 0.91 MK 1.00 NL 1.15 OV 0.93 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.93 KP 1.00 ! LA 0.92 MK 1.04 NL 1.14 OV 0.94 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.96 KP 0.97 ! LA 0.95 MK 1.02 NL 1.14 OV 0.96 ! PT 1.00* SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 0.97 ! LA 0.95 MK 0.98 NL 1.19 OV 0.93 ! PT 1.00* SC 0.99 ! ! ! Fit before self-cal, rms=0.055348Jy sigma=1.269282 ! Fit after self-cal, rms=0.053919Jy sigma=1.238709 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9659 mas, bmaj=1.187 mas, bpa=-2.954 degrees ! Estimated noise=0.197346 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 = -0.000676418 Jy ! Component: 100 - total flux cleaned = -0.000744889 Jy ! Component: 150 - total flux cleaned = -0.00076214 Jy ! Component: 200 - total flux cleaned = -0.000764039 Jy ! Total flux subtracted in 200 components = -0.000764039 Jy ! Clean residual min=-0.002588 max=0.002635 Jy/beam ! Clean residual mean=0.000000 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.120541 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.120541 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=0.053890Jy sigma=1.238517 ! Fit after self-cal, rms=0.053911Jy sigma=1.238171 ! 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=0.053911Jy sigma=1.238171 ! Fit after self-cal, rms=0.054785Jy sigma=1.211800 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9618 mas, bmaj=1.183 mas, bpa=-1.943 degrees ! Estimated noise=0.197496 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000983288 Jy ! Component: 100 - total flux cleaned = 0.0010255 Jy ! Component: 150 - total flux cleaned = 0.00102656 Jy ! Component: 200 - total flux cleaned = 0.00102726 Jy ! Total flux subtracted in 200 components = 0.00102726 Jy ! Clean residual min=-0.001276 max=0.001336 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.121569 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.121569 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=0.054746Jy sigma=1.210809 ! Fit after self-cal, rms=0.054808Jy sigma=1.210524 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 (-8, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000809393 Jy ! Component: 100 - total flux cleaned = 0.00119065 Jy ! Component: 150 - total flux cleaned = 0.00132826 Jy ! Component: 200 - total flux cleaned = 0.00127094 Jy ! Total flux subtracted in 200 components = 0.00127094 Jy ! Clean residual min=-0.001304 max=0.001064 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.12284 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 39 components and 0.12284 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=0.054773Jy sigma=1.209677 ! Fit after self-cal, rms=0.054770Jy sigma=1.209651 ! 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=0.054770Jy sigma=1.209651 ! Fit after self-cal, rms=0.054992Jy sigma=1.209370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9583 mas, bmaj=1.183 mas, bpa=-1.195 degrees ! Estimated noise=0.197903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000782861 Jy ! Component: 100 - total flux cleaned = 0.000743635 Jy ! Component: 150 - total flux cleaned = 0.000708306 Jy ! Component: 200 - total flux cleaned = 0.000676382 Jy ! Total flux subtracted in 200 components = 0.000676382 Jy ! Clean residual min=-0.001248 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.123516 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.123516 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=0.054975Jy sigma=1.208903 ! Fit after self-cal, rms=0.054975Jy sigma=1.208892 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 = 5.81112e-05 Jy ! Component: 100 - total flux cleaned = 6.75561e-07 Jy ! Component: 150 - total flux cleaned = -3.86456e-05 Jy ! Component: 200 - total flux cleaned = -7.50346e-05 Jy ! Total flux subtracted in 200 components = -7.50346e-05 Jy ! Clean residual min=-0.001235 max=0.000963 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.123441 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 0.123441 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=0.054969Jy sigma=1.208738 ! Fit after self-cal, rms=0.054969Jy sigma=1.208734 ! 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=0.054969Jy sigma=1.208734 ! Fit after self-cal, rms=0.055088Jy sigma=1.208571 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.109 mas, bmaj=2.213 mas, bpa=38.45 degrees ! Estimated noise=0.26469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000471777 Jy ! Component: 100 - total flux cleaned = 0.000382903 Jy ! Component: 150 - total flux cleaned = 0.000310504 Jy ! Component: 200 - total flux cleaned = 0.000239138 Jy ! Total flux subtracted in 200 components = 0.000239138 Jy ! Clean residual min=-0.001301 max=0.001125 Jy/beam ! Clean residual mean=0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.12368 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 0.12368 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=0.055082Jy sigma=1.208386 ! Fit after self-cal, rms=0.055081Jy sigma=1.208363 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 = -2.66149e-05 Jy ! Component: 100 - total flux cleaned = -7.71348e-05 Jy ! Component: 150 - total flux cleaned = -0.000106587 Jy ! Component: 200 - total flux cleaned = -0.000140107 Jy ! Total flux subtracted in 200 components = -0.000140107 Jy ! Clean residual min=-0.001304 max=0.001134 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.12354 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 0.12354 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=0.055079Jy sigma=1.208322 ! Fit after self-cal, rms=0.055079Jy sigma=1.208312 ! 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=0.9553 mas, bmaj=1.183 mas, bpa=-0.6882 degrees ! Estimated noise=0.198146 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9553 x 1.183 at -0.6882 degrees (North through East) ! Clean map min=-0.0011178 max=0.12263 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=0.7587 mas, bmaj=0.9275 mas, bpa=-2.824 degrees ! Estimated noise=0.389254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0949314 Jy ! Component: 100 - total flux cleaned = 0.115735 Jy ! Component: 150 - total flux cleaned = 0.121882 Jy ! Component: 200 - total flux cleaned = 0.123657 Jy ! Total flux subtracted in 200 components = 0.123657 Jy ! Clean residual min=-0.001865 max=0.001884 Jy/beam ! Clean residual mean=0.000000 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.123657 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.123657 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9553 mas, bmaj=1.183 mas, bpa=-0.6882 degrees ! Estimated noise=0.198146 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 = 0.00106847 Jy ! Component: 100 - total flux cleaned = 0.00102277 Jy ! Component: 150 - total flux cleaned = 0.00102513 Jy ! Component: 200 - total flux cleaned = 0.00105757 Jy ! Total flux subtracted in 200 components = 0.00105757 Jy ! Clean residual min=-0.001266 max=0.001060 Jy/beam ! Clean residual mean=0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.124715 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.124715 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=2.109 mas, bmaj=2.213 mas, bpa=38.45 degrees ! Estimated noise=0.26469 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000463139 Jy ! Component: 100 - total flux cleaned = -0.000504651 Jy ! Component: 150 - total flux cleaned = -0.000572588 Jy ! Component: 200 - total flux cleaned = -0.000614382 Jy ! Total flux subtracted in 200 components = -0.000614382 Jy ! Clean residual min=-0.001292 max=0.001129 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.1241 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 = -6.07924e-05 Jy ! Component: 100 - total flux cleaned = -0.000113812 Jy ! Component: 150 - total flux cleaned = -0.00015145 Jy ! Component: 200 - total flux cleaned = -0.000193636 Jy ! Total flux subtracted in 200 components = -0.000193636 Jy ! Clean residual min=-0.001274 max=0.001140 Jy/beam ! Clean residual mean=0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.123907 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 38 components and 0.123907 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9553 mas, bmaj=1.183 mas, bpa=-0.6882 degrees ! Estimated noise=0.198146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233293 Jy ! Component: 100 - total flux cleaned = 0.000133746 Jy ! Component: 150 - total flux cleaned = 7.05643e-05 Jy ! Component: 200 - total flux cleaned = 1.35575e-05 Jy ! Total flux subtracted in 200 components = 1.35575e-05 Jy ! Clean residual min=-0.001256 max=0.001001 Jy/beam ! Clean residual mean=0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.12392 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.12392 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=0.055095Jy sigma=1.208764 ! Fit after self-cal, rms=0.055094Jy sigma=1.208710 wmodel J2117+5431_X_map.mod ! Writing 46 model components to file: J2117+5431_X_map.mod wobs J2117+5431_X_uvs.fits ! Writing UV FITS file: J2117+5431_X_uvs.fits wwins J2117+5431_X_map.win ! wwins: Wrote 2 windows to J2117+5431_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 = -0.00043354 Jy ! Component: 100 - total flux cleaned = -0.000648278 Jy ! Component: 150 - total flux cleaned = -0.000751641 Jy ! Component: 200 - total flux cleaned = -0.000801582 Jy ! Component: 250 - total flux cleaned = -0.000881456 Jy ! Component: 300 - total flux cleaned = -0.000943981 Jy ! Component: 350 - total flux cleaned = -0.000989845 Jy ! Component: 400 - total flux cleaned = -0.000974892 Jy ! Component: 450 - total flux cleaned = -0.00101911 Jy ! Component: 500 - total flux cleaned = -0.00107662 Jy ! Component: 550 - total flux cleaned = -0.00109048 Jy ! Component: 600 - total flux cleaned = -0.00111846 Jy ! Component: 650 - total flux cleaned = -0.00117392 Jy ! Component: 700 - total flux cleaned = -0.00124231 Jy ! Component: 750 - total flux cleaned = -0.00126949 Jy ! Component: 800 - total flux cleaned = -0.00133609 Jy ! Component: 850 - total flux cleaned = -0.00136252 Jy ! Component: 900 - total flux cleaned = -0.00138862 Jy ! Component: 950 - total flux cleaned = -0.00145278 Jy ! Component: 1000 - total flux cleaned = -0.00145276 Jy ! Component: 1050 - total flux cleaned = -0.00150263 Jy ! Component: 1100 - total flux cleaned = -0.00147771 Jy ! Component: 1150 - total flux cleaned = -0.00152683 Jy ! Component: 1200 - total flux cleaned = -0.00149061 Jy ! Component: 1250 - total flux cleaned = -0.00151457 Jy ! Component: 1300 - total flux cleaned = -0.00153805 Jy ! Component: 1350 - total flux cleaned = -0.0015381 Jy ! Component: 1400 - total flux cleaned = -0.0015034 Jy ! Component: 1450 - total flux cleaned = -0.00157263 Jy ! Component: 1500 - total flux cleaned = -0.0016068 Jy ! Component: 1550 - total flux cleaned = -0.00162959 Jy ! Component: 1600 - total flux cleaned = -0.00167447 Jy ! Component: 1650 - total flux cleaned = -0.00170781 Jy ! Component: 1700 - total flux cleaned = -0.00176289 Jy ! Component: 1750 - total flux cleaned = -0.00178478 Jy ! Component: 1800 - total flux cleaned = -0.00179549 Jy ! Component: 1850 - total flux cleaned = -0.00183852 Jy ! Component: 1900 - total flux cleaned = -0.00187036 Jy ! Component: 1950 - total flux cleaned = -0.00188094 Jy ! Component: 2000 - total flux cleaned = -0.00190197 Jy ! Component: 2050 - total flux cleaned = -0.00196441 Jy ! Component: 2100 - total flux cleaned = -0.001985 Jy ! Component: 2150 - total flux cleaned = -0.00201567 Jy ! Component: 2200 - total flux cleaned = -0.00203615 Jy ! Component: 2250 - total flux cleaned = -0.00201579 Jy ! Component: 2300 - total flux cleaned = -0.00205601 Jy ! Component: 2350 - total flux cleaned = -0.00205595 Jy ! Component: 2400 - total flux cleaned = -0.0020462 Jy ! Component: 2450 - total flux cleaned = -0.00205607 Jy ! Component: 2500 - total flux cleaned = -0.00205616 Jy ! Component: 2550 - total flux cleaned = -0.00208532 Jy ! Component: 2600 - total flux cleaned = -0.00209492 Jy ! Component: 2650 - total flux cleaned = -0.0021141 Jy ! Component: 2700 - total flux cleaned = -0.00211408 Jy ! Component: 2750 - total flux cleaned = -0.00210455 Jy ! Component: 2800 - total flux cleaned = -0.00213289 Jy ! Component: 2850 - total flux cleaned = -0.00213286 Jy ! Component: 2900 - total flux cleaned = -0.00214218 Jy ! Component: 2950 - total flux cleaned = -0.00216992 Jy ! Component: 3000 - total flux cleaned = -0.00222513 Jy ! Component: 3050 - total flux cleaned = -0.00219751 Jy ! Component: 3100 - total flux cleaned = -0.00225213 Jy ! Component: 3150 - total flux cleaned = -0.00227023 Jy ! Component: 3200 - total flux cleaned = -0.00222522 Jy ! Component: 3250 - total flux cleaned = -0.00225214 Jy ! Component: 3300 - total flux cleaned = -0.00227897 Jy ! Component: 3350 - total flux cleaned = -0.00228783 Jy ! Component: 3400 - total flux cleaned = -0.00230545 Jy ! Component: 3450 - total flux cleaned = -0.00234042 Jy ! Component: 3500 - total flux cleaned = -0.00236655 Jy ! Component: 3550 - total flux cleaned = -0.0023665 Jy ! Component: 3600 - total flux cleaned = -0.00236637 Jy ! Component: 3650 - total flux cleaned = -0.00239205 Jy ! Component: 3700 - total flux cleaned = -0.00240902 Jy ! Component: 3750 - total flux cleaned = -0.00242594 Jy ! Component: 3800 - total flux cleaned = -0.00240064 Jy ! Component: 3850 - total flux cleaned = -0.00244265 Jy ! Component: 3900 - total flux cleaned = -0.00247603 Jy ! Component: 3950 - total flux cleaned = -0.00249266 Jy ! Component: 4000 - total flux cleaned = -0.0025175 Jy ! Component: 4050 - total flux cleaned = -0.00250104 Jy ! Total flux subtracted in 4096 components = -0.00250921 Jy ! Clean residual min=-0.000549 max=0.000496 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.121411 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 366 components and 0.121411 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2117+5431_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9553 x 1.183 at -0.6882 degrees (North through East) ! Clean map min=-0.00081481 max=0.1222 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2117+5431_X_map.fits wmodel /vlbi/uf001/uva//J2117+5431_X_map.mod ! Writing 366 model components to file: /vlbi/uf001/uva//J2117+5431_X_map.mod wobs /vlbi/uf001/uva//J2117+5431_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2117+5431_X_uvs.fits wwins /vlbi/uf001/uva//J2117+5431_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2117+5431_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122204 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138293 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.339498 0.339498 0.678996 1.35799 2.71599 5.43197 10.8639 21.7279 43.4558 86.9115 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 883.657 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2117+5431_X_dfm.log closed on Mon Jan 14 05:48:13 2019