! Started logfile: /vlbi/uf001/uva//J1826-2924_X_dfm.log on Mon Jan 14 04:37:58 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//J1826-2924_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1826-2924_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.79213 visibilities/baseline/integration-bin. ! Found source: J1826-2924 ! ! 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 20532 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 J1826-2924_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.096722Jy sigma=18.785168 ! Fit after self-cal, rms=0.607362Jy sigma=9.422155 ! 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=0.6495 mas, bmaj=2.011 mas, bpa=9.054 degrees ! Estimated noise=0.717631 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 = 0.335087 Jy ! Component: 100 - total flux cleaned = 0.418488 Jy ! Total flux subtracted in 100 components = 0.418488 Jy ! Clean residual min=-0.026045 max=0.053003 Jy/beam ! Clean residual mean=-0.000019 rms=0.006724 Jy/beam ! Combined flux in latest and established models = 0.418488 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.418488 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=0.151719Jy sigma=2.177558 ! Fit after self-cal, rms=0.151692Jy sigma=2.177186 ! Inverting map ! Added new window around map position (-1.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0520499 Jy ! Component: 100 - total flux cleaned = 0.0755395 Jy ! Total flux subtracted in 100 components = 0.0755395 Jy ! Clean residual min=-0.020475 max=0.042943 Jy/beam ! Clean residual mean=-0.000006 rms=0.005195 Jy/beam ! Combined flux in latest and established models = 0.494028 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.494028 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=0.134997Jy sigma=1.851088 ! Fit after self-cal, rms=0.134068Jy sigma=1.828446 ! Inverting map ! Added new window around map position (4.6, -16.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0271684 Jy ! Component: 100 - total flux cleaned = 0.0343819 Jy ! Total flux subtracted in 100 components = 0.0343819 Jy ! Clean residual min=-0.019764 max=0.029311 Jy/beam ! Clean residual mean=-0.000003 rms=0.004442 Jy/beam ! Combined flux in latest and established models = 0.528409 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.528409 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=0.125800Jy sigma=1.706776 ! Fit after self-cal, rms=0.125235Jy sigma=1.691128 ! 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=0.8435 mas, bmaj=2.468 mas, bpa=8.46 degrees ! Estimated noise=0.300993 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 = 0.00865567 Jy ! Component: 100 - total flux cleaned = 0.00814655 Jy ! Component: 150 - total flux cleaned = 0.00938489 Jy ! Component: 200 - total flux cleaned = 0.0104524 Jy ! Total flux subtracted in 200 components = 0.0104524 Jy ! Clean residual min=-0.020052 max=0.021364 Jy/beam ! Clean residual mean=0.000003 rms=0.004649 Jy/beam ! Combined flux in latest and established models = 0.538862 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 0.538862 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=0.121157Jy sigma=1.626931 ! Fit after self-cal, rms=0.121029Jy sigma=1.623032 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8435 x 2.468 at 8.46 degrees (North through East) ! Clean map min=-0.020693 max=0.39577 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 1.03 FD 0.94 HN 1.41 KP 1.02 ! LA 0.98 MK 1.04 NL 1.14 OV 0.88 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.40 KP 1.02 ! LA 0.98 MK 1.03 NL 1.16 OV 0.87 ! PT 0.97 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 1.03 FD 0.95 HN 1.38 KP 1.02 ! LA 0.98 MK 1.04 NL 1.14 OV 0.88 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.40 KP 1.01 ! LA 0.97 MK 1.05 NL 1.14 OV 0.88 ! 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 1.04 FD 0.94 HN 1.35 KP 1.02 ! LA 0.96 MK 1.04 NL 1.15 OV 0.88 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.37 KP 1.00 ! LA 0.97 MK 1.04 NL 1.14 OV 0.88 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 1.35 KP 1.02 ! LA 0.96 MK 1.02 NL 1.13 OV 0.87 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.41 KP 1.02 ! LA 0.96 MK 1.03 NL 1.16 OV 0.88 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.43 KP 1.00 ! LA 0.97 MK 1.02 NL 1.14 OV 0.87 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 1.38 KP 1.02 ! LA 0.96 MK 1.03 NL 1.16 OV 0.88 ! PT 0.98 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 1.05 FD 0.95 HN 1.46 KP 1.02 ! LA 0.96 MK 1.03 NL 1.15 OV 0.87 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.43 KP 1.01 ! LA 0.97 MK 1.03 NL 1.15 OV 0.87 ! PT 0.98 SC 0.95 ! ! ! Fit before self-cal, rms=0.121029Jy sigma=1.623032 ! Fit after self-cal, rms=0.125302Jy sigma=1.356869 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8455 mas, bmaj=2.471 mas, bpa=9.435 degrees ! Estimated noise=0.306886 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 = -0.0131556 Jy ! Component: 100 - total flux cleaned = -0.0194903 Jy ! Component: 150 - total flux cleaned = -0.0210871 Jy ! Component: 200 - total flux cleaned = -0.0222597 Jy ! Total flux subtracted in 200 components = -0.0222597 Jy ! Clean residual min=-0.016141 max=0.011999 Jy/beam ! Clean residual mean=0.000011 rms=0.002753 Jy/beam ! Combined flux in latest and established models = 0.516602 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 0.516602 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=0.123386Jy sigma=1.316444 ! Fit after self-cal, rms=0.123400Jy sigma=1.313691 ! 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=0.123400Jy sigma=1.313691 ! Fit after self-cal, rms=0.139637Jy sigma=1.215538 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8492 mas, bmaj=2.475 mas, bpa=9.538 degrees ! Estimated noise=0.309756 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00765649 Jy ! Component: 100 - total flux cleaned = -0.0101859 Jy ! Component: 150 - total flux cleaned = -0.0123426 Jy ! Component: 200 - total flux cleaned = -0.0141806 Jy ! Total flux subtracted in 200 components = -0.0141806 Jy ! Clean residual min=-0.010794 max=0.006507 Jy/beam ! Clean residual mean=0.000010 rms=0.001755 Jy/beam ! Combined flux in latest and established models = 0.502421 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.502421 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=0.138595Jy sigma=1.178679 ! Fit after self-cal, rms=0.138436Jy sigma=1.176026 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 = -0.00273241 Jy ! Component: 100 - total flux cleaned = -0.00311697 Jy ! Component: 150 - total flux cleaned = -0.00346647 Jy ! Component: 200 - total flux cleaned = -0.00363237 Jy ! Total flux subtracted in 200 components = -0.00363237 Jy ! Clean residual min=-0.009497 max=0.005940 Jy/beam ! Clean residual mean=0.000009 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 0.498789 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 63 components and 0.498789 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=0.138194Jy sigma=1.161290 ! Fit after self-cal, rms=0.138091Jy sigma=1.160374 ! 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=0.138091Jy sigma=1.160374 ! Fit after self-cal, rms=0.163388Jy sigma=1.140127 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8519 mas, bmaj=2.484 mas, bpa=9.582 degrees ! Estimated noise=0.309298 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00699985 Jy ! Component: 100 - total flux cleaned = -0.00752177 Jy ! Component: 150 - total flux cleaned = -0.00798519 Jy ! Component: 200 - total flux cleaned = -0.00841086 Jy ! Total flux subtracted in 200 components = -0.00841086 Jy ! Clean residual min=-0.007322 max=0.004476 Jy/beam ! Clean residual mean=0.000007 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 0.490378 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.490378 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=0.162843Jy sigma=1.125884 ! Fit after self-cal, rms=0.162788Jy sigma=1.124646 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 = -0.00135687 Jy ! Component: 100 - total flux cleaned = -0.00161014 Jy ! Component: 150 - total flux cleaned = -0.00184272 Jy ! Component: 200 - total flux cleaned = -0.00194709 Jy ! Total flux subtracted in 200 components = -0.00194709 Jy ! Clean residual min=-0.006455 max=0.004305 Jy/beam ! Clean residual mean=0.000006 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.488431 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 71 components and 0.488431 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=0.162597Jy sigma=1.118418 ! Fit after self-cal, rms=0.162550Jy sigma=1.118005 ! 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=0.162550Jy sigma=1.118005 ! Fit after self-cal, rms=0.168860Jy sigma=1.114808 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.242 mas, bmaj=6.37 mas, bpa=9.19 degrees ! Estimated noise=0.369316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00364654 Jy ! Component: 100 - total flux cleaned = -0.00519948 Jy ! Component: 150 - total flux cleaned = -0.00557046 Jy ! Component: 200 - total flux cleaned = -0.00584794 Jy ! Total flux subtracted in 200 components = -0.00584794 Jy ! Clean residual min=-0.005273 max=0.004735 Jy/beam ! Clean residual mean=0.000010 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 0.482583 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 73 components and 0.482583 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=0.168698Jy sigma=1.111432 ! Fit after self-cal, rms=0.168694Jy sigma=1.110827 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 = -0.000382291 Jy ! Component: 100 - total flux cleaned = -0.000381874 Jy ! Component: 150 - total flux cleaned = -0.000381585 Jy ! Component: 200 - total flux cleaned = -0.000379913 Jy ! Total flux subtracted in 200 components = -0.000379913 Jy ! Clean residual min=-0.005160 max=0.004587 Jy/beam ! Clean residual mean=0.000009 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 0.482203 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 74 components and 0.482203 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=0.168642Jy sigma=1.109935 ! Fit after self-cal, rms=0.168633Jy sigma=1.109725 ! 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=0.8518 mas, bmaj=2.483 mas, bpa=9.565 degrees ! Estimated noise=0.308718 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 2.483 at 9.565 degrees (North through East) ! Clean map min=-0.0099792 max=0.41885 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=0.6518 mas, bmaj=2.022 mas, bpa=10.73 degrees ! Estimated noise=0.745678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.34624 Jy ! Component: 100 - total flux cleaned = 0.42438 Jy ! Component: 150 - total flux cleaned = 0.453207 Jy ! Component: 200 - total flux cleaned = 0.469342 Jy ! Total flux subtracted in 200 components = 0.469342 Jy ! Clean residual min=-0.007841 max=0.010631 Jy/beam ! Clean residual mean=0.000001 rms=0.001508 Jy/beam ! Combined flux in latest and established models = 0.469342 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.469342 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=2.483 mas, bpa=9.565 degrees ! Estimated noise=0.308718 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) ! Added new window around map position (-1.2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00930516 Jy ! Component: 100 - total flux cleaned = 0.010256 Jy ! Component: 150 - total flux cleaned = 0.0108019 Jy ! Component: 200 - total flux cleaned = 0.0114147 Jy ! Total flux subtracted in 200 components = 0.0114147 Jy ! Clean residual min=-0.004376 max=0.004674 Jy/beam ! Clean residual mean=0.000004 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.480757 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.480757 Jy ! Inverting map ! Added new window around map position (0.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00274804 Jy ! Component: 100 - total flux cleaned = 0.00299418 Jy ! Component: 150 - total flux cleaned = 0.00332455 Jy ! Component: 200 - total flux cleaned = 0.00352697 Jy ! Total flux subtracted in 200 components = 0.00352697 Jy ! Clean residual min=-0.003909 max=0.003692 Jy/beam ! Clean residual mean=0.000005 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.484284 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 49 components and 0.484284 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=2.242 mas, bmaj=6.37 mas, bpa=9.19 degrees ! Estimated noise=0.369316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000808297 Jy ! Component: 100 - total flux cleaned = 0.00120009 Jy ! Component: 150 - total flux cleaned = 0.00143378 Jy ! Component: 200 - total flux cleaned = 0.00164507 Jy ! Total flux subtracted in 200 components = 0.00164507 Jy ! Clean residual min=-0.004816 max=0.003659 Jy/beam ! Clean residual mean=0.000009 rms=0.001099 Jy/beam ! Combined flux in latest and established models = 0.485929 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 = 4.81579e-07 Jy ! Component: 100 - total flux cleaned = 9.1481e-05 Jy ! Component: 150 - total flux cleaned = 9.11546e-05 Jy ! Component: 200 - total flux cleaned = 0.000131913 Jy ! Total flux subtracted in 200 components = 0.000131913 Jy ! Clean residual min=-0.004823 max=0.003591 Jy/beam ! Clean residual mean=0.000009 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.486061 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.486061 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8518 mas, bmaj=2.483 mas, bpa=9.565 degrees ! Estimated noise=0.308718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000274293 Jy ! Component: 100 - total flux cleaned = 0.00020075 Jy ! Component: 150 - total flux cleaned = 0.00019845 Jy ! Component: 200 - total flux cleaned = 0.000312944 Jy ! Total flux subtracted in 200 components = 0.000312944 Jy ! Clean residual min=-0.003529 max=0.003279 Jy/beam ! Clean residual mean=0.000005 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.486374 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.486374 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=0.168636Jy sigma=1.097837 ! Fit after self-cal, rms=0.168519Jy sigma=1.095986 wmodel J1826-2924_X_map.mod ! Writing 79 model components to file: J1826-2924_X_map.mod wobs J1826-2924_X_uvs.fits ! Writing UV FITS file: J1826-2924_X_uvs.fits wwins J1826-2924_X_map.win ! wwins: Wrote 5 windows to J1826-2924_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 = -0.000790963 Jy ! Component: 100 - total flux cleaned = -0.000949238 Jy ! Component: 150 - total flux cleaned = -0.000995798 Jy ! Component: 200 - total flux cleaned = -0.000951936 Jy ! Component: 250 - total flux cleaned = -0.000864541 Jy ! Component: 300 - total flux cleaned = -0.000780693 Jy ! Component: 350 - total flux cleaned = -0.000700418 Jy ! Component: 400 - total flux cleaned = -0.000621661 Jy ! Component: 450 - total flux cleaned = -0.000544989 Jy ! Component: 500 - total flux cleaned = -0.000397385 Jy ! Component: 550 - total flux cleaned = -0.00029006 Jy ! Component: 600 - total flux cleaned = -8.06862e-05 Jy ! Component: 650 - total flux cleaned = -1.35339e-05 Jy ! Component: 700 - total flux cleaned = 0.000153064 Jy ! Component: 750 - total flux cleaned = 0.000315543 Jy ! Component: 800 - total flux cleaned = 0.000379508 Jy ! Component: 850 - total flux cleaned = 0.000442021 Jy ! Component: 900 - total flux cleaned = 0.000503435 Jy ! Component: 950 - total flux cleaned = 0.000533612 Jy ! Component: 1000 - total flux cleaned = 0.000503308 Jy ! Component: 1050 - total flux cleaned = 0.000561927 Jy ! Component: 1100 - total flux cleaned = 0.000618763 Jy ! Component: 1150 - total flux cleaned = 0.000563246 Jy ! Component: 1200 - total flux cleaned = 0.000618897 Jy ! Component: 1250 - total flux cleaned = 0.000646149 Jy ! Component: 1300 - total flux cleaned = 0.00069932 Jy ! Component: 1350 - total flux cleaned = 0.00072539 Jy ! Component: 1400 - total flux cleaned = 0.000750747 Jy ! Component: 1450 - total flux cleaned = 0.000750604 Jy ! Component: 1500 - total flux cleaned = 0.000750864 Jy ! Component: 1550 - total flux cleaned = 0.000824447 Jy ! Component: 1600 - total flux cleaned = 0.000775893 Jy ! Component: 1650 - total flux cleaned = 0.000752131 Jy ! Component: 1700 - total flux cleaned = 0.000799136 Jy ! Component: 1750 - total flux cleaned = 0.000798915 Jy ! Component: 1800 - total flux cleaned = 0.000753374 Jy ! Component: 1850 - total flux cleaned = 0.00079832 Jy ! Component: 1900 - total flux cleaned = 0.000797834 Jy ! Component: 1950 - total flux cleaned = 0.000754179 Jy ! Component: 2000 - total flux cleaned = 0.000797516 Jy ! Component: 2050 - total flux cleaned = 0.000755004 Jy ! Component: 2100 - total flux cleaned = 0.000797023 Jy ! Component: 2150 - total flux cleaned = 0.000755528 Jy ! Component: 2200 - total flux cleaned = 0.000735002 Jy ! Component: 2250 - total flux cleaned = 0.000674316 Jy ! Component: 2300 - total flux cleaned = 0.000674684 Jy ! Component: 2350 - total flux cleaned = 0.000654614 Jy ! Component: 2400 - total flux cleaned = 0.000635125 Jy ! Component: 2450 - total flux cleaned = 0.000595935 Jy ! Component: 2500 - total flux cleaned = 0.000538311 Jy ! Component: 2550 - total flux cleaned = 0.000442971 Jy ! Component: 2600 - total flux cleaned = 0.000405392 Jy ! Component: 2650 - total flux cleaned = 0.000275061 Jy ! Component: 2700 - total flux cleaned = 0.000293837 Jy ! Component: 2750 - total flux cleaned = 0.000257231 Jy ! Component: 2800 - total flux cleaned = 0.000239043 Jy ! Component: 2850 - total flux cleaned = 0.00018517 Jy ! Component: 2900 - total flux cleaned = 0.000131875 Jy ! Component: 2950 - total flux cleaned = 6.10171e-05 Jy ! Component: 3000 - total flux cleaned = 4.342e-05 Jy ! Component: 3050 - total flux cleaned = 7.82893e-05 Jy ! Component: 3100 - total flux cleaned = 0.000129953 Jy ! Component: 3150 - total flux cleaned = 9.56018e-05 Jy ! Component: 3200 - total flux cleaned = 7.85039e-05 Jy ! Component: 3250 - total flux cleaned = -2.24899e-05 Jy ! Component: 3300 - total flux cleaned = 1.10533e-05 Jy ! Component: 3350 - total flux cleaned = 2.74485e-05 Jy ! Component: 3400 - total flux cleaned = -5.82312e-06 Jy ! Component: 3450 - total flux cleaned = -2.23941e-05 Jy ! Component: 3500 - total flux cleaned = -3.87905e-05 Jy ! Component: 3550 - total flux cleaned = -0.000103527 Jy ! Component: 3600 - total flux cleaned = -0.000135611 Jy ! Component: 3650 - total flux cleaned = -0.000135504 Jy ! Component: 3700 - total flux cleaned = -0.000135439 Jy ! Component: 3750 - total flux cleaned = -0.00019851 Jy ! Component: 3800 - total flux cleaned = -0.000198431 Jy ! Component: 3850 - total flux cleaned = -0.000229482 Jy ! Component: 3900 - total flux cleaned = -0.000244912 Jy ! Component: 3950 - total flux cleaned = -0.00033703 Jy ! Component: 4000 - total flux cleaned = -0.000352261 Jy ! Component: 4050 - total flux cleaned = -0.000306717 Jy ! Total flux subtracted in 4096 components = -0.000367054 Jy ! Clean residual min=-0.000805 max=0.000848 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.486007 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 406 components and 0.486006 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1826-2924_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8518 x 2.483 at 9.565 degrees (North through East) ! Clean map min=-0.0028423 max=0.42761 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1826-2924_X_map.fits wmodel /vlbi/uf001/uva//J1826-2924_X_map.mod ! Writing 406 model components to file: /vlbi/uf001/uva//J1826-2924_X_map.mod wobs /vlbi/uf001/uva//J1826-2924_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1826-2924_X_uvs.fits wwins /vlbi/uf001/uva//J1826-2924_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1826-2924_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.427611 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000273499 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.191879 0.191879 0.383759 0.767518 1.53504 3.07007 6.14014 12.2803 24.5606 49.1211 98.2423 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.427 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1563.48 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1826-2924_X_dfm.log closed on Mon Jan 14 04:38:03 2019