! Started logfile: /vlbi/uf001/uva//J2008-0418_X_dfm.log on Mon Jan 14 05:23:11 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//J2008-0418_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2008-0418_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.925146 visibilities/baseline/integration-bin. ! Found source: J2008-0418 ! ! 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 28476 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 J2008-0418_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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003852Jy sigma=23.614971 ! Fit after self-cal, rms=0.936085Jy sigma=22.028065 ! 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=0.6648 mas, bmaj=1.633 mas, bpa=-2.419 degrees ! Estimated noise=0.328493 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 = 0.0481387 Jy ! Component: 100 - total flux cleaned = 0.0628595 Jy ! Total flux subtracted in 100 components = 0.0628595 Jy ! Clean residual min=-0.003763 max=0.011105 Jy/beam ! Clean residual mean=-0.000001 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.0628595 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0628595 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=0.061561Jy sigma=1.338583 ! Fit after self-cal, rms=0.060881Jy sigma=1.324140 ! Inverting map ! Added new window around map position (1.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105331 Jy ! Component: 100 - total flux cleaned = 0.0160932 Jy ! Total flux subtracted in 100 components = 0.0160932 Jy ! Clean residual min=-0.003463 max=0.006158 Jy/beam ! Clean residual mean=-0.000004 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0789527 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0789527 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=0.058774Jy sigma=1.266187 ! Fit after self-cal, rms=0.058591Jy sigma=1.261458 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042436 Jy ! Component: 100 - total flux cleaned = 0.0055152 Jy ! Total flux subtracted in 100 components = 0.0055152 Jy ! Clean residual min=-0.002791 max=0.003858 Jy/beam ! Clean residual mean=-0.000004 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.0844679 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.0844679 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=0.058118Jy sigma=1.248665 ! Fit after self-cal, rms=0.058058Jy sigma=1.247307 ! 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=0.8113 mas, bmaj=1.898 mas, bpa=-2.205 degrees ! Estimated noise=0.202804 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 = 0.00375097 Jy ! Component: 100 - total flux cleaned = 0.00577003 Jy ! Component: 150 - total flux cleaned = 0.00695605 Jy ! Component: 200 - total flux cleaned = 0.00751214 Jy ! Total flux subtracted in 200 components = 0.00751214 Jy ! Clean residual min=-0.002259 max=0.002852 Jy/beam ! Clean residual mean=0.000003 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.09198 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 37 components and 0.09198 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=0.057816Jy sigma=1.240325 ! Fit after self-cal, rms=0.057787Jy sigma=1.239488 ! Inverting map ! Added new window around map position (3, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259407 Jy ! Component: 100 - total flux cleaned = 0.00358932 Jy ! Component: 150 - total flux cleaned = 0.0040291 Jy ! Component: 200 - total flux cleaned = 0.00422823 Jy ! Total flux subtracted in 200 components = 0.00422823 Jy ! Clean residual min=-0.001958 max=0.002219 Jy/beam ! Clean residual mean=0.000003 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.0962083 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 0.0962082 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=0.057637Jy sigma=1.236219 ! Fit after self-cal, rms=0.057614Jy sigma=1.235705 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8113 x 1.898 at -2.205 degrees (North through East) ! Clean map min=-0.0018408 max=0.059507 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.94 KP 0.98 ! LA 0.89 MK 1.02 NL 1.21 OV 0.98 ! PT 1.00* SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.87 KP 0.97 ! LA 0.89 MK 1.03 NL 1.20 OV 0.97 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 1.00 ! LA 0.92 MK 1.02 NL 1.13 OV 0.99 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 0.97 KP 1.01 ! LA 0.90 MK 1.03 NL 1.20 OV 1.00 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.91 KP 1.01 ! LA 0.90 MK 0.97 NL 1.18 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.93 KP 0.95 ! LA 0.93 MK 1.02 NL 1.16 OV 0.99 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.01 KP 0.99 ! LA 1.00 MK 0.99 NL 1.12 OV 0.93 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.92 KP 1.00 ! LA 0.89 MK 1.01 NL 1.18 OV 0.98 ! PT 1.00* SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.05 HN 0.93 KP 0.95 ! LA 0.95 MK 0.99 NL 1.15 OV 0.95 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 1.01 KP 1.02 ! LA 0.89 MK 0.93 NL 1.19 OV 0.97 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.90 KP 0.97 ! LA 0.94 MK 1.07 NL 1.16 OV 1.00 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 0.91 KP 1.00 ! LA 0.92 MK 0.91 NL 1.23 OV 1.02 ! PT 1.00* SC 0.90 ! ! ! Fit before self-cal, rms=0.057614Jy sigma=1.235705 ! Fit after self-cal, rms=0.056930Jy sigma=1.224778 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8036 mas, bmaj=1.896 mas, bpa=-1.824 degrees ! Estimated noise=0.203527 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 = 0.00068636 Jy ! Component: 100 - total flux cleaned = 0.000599164 Jy ! Component: 150 - total flux cleaned = 0.000629653 Jy ! Component: 200 - total flux cleaned = 0.000744624 Jy ! Total flux subtracted in 200 components = 0.000744624 Jy ! Clean residual min=-0.001387 max=0.001425 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0969529 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.0969529 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=0.056866Jy sigma=1.223566 ! Fit after self-cal, rms=0.056898Jy sigma=1.223029 ! 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=0.056898Jy sigma=1.223029 ! Fit after self-cal, rms=0.056118Jy sigma=1.218020 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.803 mas, bmaj=1.895 mas, bpa=-1.754 degrees ! Estimated noise=0.204009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000241623 Jy ! Component: 100 - total flux cleaned = 0.000321798 Jy ! Component: 150 - total flux cleaned = 0.000387079 Jy ! Component: 200 - total flux cleaned = 0.000492029 Jy ! Total flux subtracted in 200 components = 0.000492029 Jy ! Clean residual min=-0.000953 max=0.001051 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0974449 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 79 components and 0.0974449 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=0.056097Jy sigma=1.217618 ! Fit after self-cal, rms=0.056101Jy sigma=1.217417 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 (-12.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000697611 Jy ! Component: 100 - total flux cleaned = 0.000846126 Jy ! Component: 150 - total flux cleaned = 0.000926821 Jy ! Component: 200 - total flux cleaned = 0.00105056 Jy ! Total flux subtracted in 200 components = 0.00105056 Jy ! Clean residual min=-0.000910 max=0.000914 Jy/beam ! Clean residual mean=0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0984955 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 91 components and 0.0984955 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=0.056078Jy sigma=1.216960 ! Fit after self-cal, rms=0.056076Jy sigma=1.216907 ! 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=0.056076Jy sigma=1.216907 ! Fit after self-cal, rms=0.056026Jy sigma=1.216689 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8025 mas, bmaj=1.895 mas, bpa=-1.751 degrees ! Estimated noise=0.203886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000291365 Jy ! Component: 100 - total flux cleaned = 0.000415698 Jy ! Component: 150 - total flux cleaned = 0.000464199 Jy ! Component: 200 - total flux cleaned = 0.000509162 Jy ! Total flux subtracted in 200 components = 0.000509162 Jy ! Clean residual min=-0.000922 max=0.000889 Jy/beam ! Clean residual mean=-0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0990046 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.0990046 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=0.056015Jy sigma=1.216484 ! Fit after self-cal, rms=0.056017Jy sigma=1.216462 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 = 0.000126301 Jy ! Component: 100 - total flux cleaned = 0.000155168 Jy ! Component: 150 - total flux cleaned = 0.00016876 Jy ! Component: 200 - total flux cleaned = 0.000168812 Jy ! Total flux subtracted in 200 components = 0.000168812 Jy ! Clean residual min=-0.000918 max=0.000887 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.0991734 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 108 components and 0.0991734 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=0.056010Jy sigma=1.216332 ! Fit after self-cal, rms=0.056009Jy sigma=1.216322 ! 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=0.056009Jy sigma=1.216322 ! Fit after self-cal, rms=0.056081Jy sigma=1.216309 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.971 mas, bmaj=3.217 mas, bpa=3.882 degrees ! Estimated noise=0.272894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000454037 Jy ! Component: 100 - total flux cleaned = 0.000692489 Jy ! Component: 150 - total flux cleaned = 0.000761082 Jy ! Component: 200 - total flux cleaned = 0.000824382 Jy ! Total flux subtracted in 200 components = 0.000824382 Jy ! Clean residual min=-0.001113 max=0.001045 Jy/beam ! Clean residual mean=-0.000000 rms=0.000266 Jy/beam ! Combined flux in latest and established models = 0.0999978 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 116 components and 0.0999978 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=0.056078Jy sigma=1.216265 ! Fit after self-cal, rms=0.056079Jy sigma=1.216258 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 = 0.00025884 Jy ! Component: 100 - total flux cleaned = 0.000324933 Jy ! Component: 150 - total flux cleaned = 0.000363125 Jy ! Component: 200 - total flux cleaned = 0.00040615 Jy ! Total flux subtracted in 200 components = 0.00040615 Jy ! Clean residual min=-0.001093 max=0.001047 Jy/beam ! Clean residual mean=-0.000001 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.100404 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 122 components and 0.100404 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=0.056078Jy sigma=1.216254 ! Fit after self-cal, rms=0.056077Jy sigma=1.216251 ! 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=0.8023 mas, bmaj=1.896 mas, bpa=-1.737 degrees ! Estimated noise=0.204029 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8023 x 1.896 at -1.737 degrees (North through East) ! Clean map min=-0.00092831 max=0.05947 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=0.6582 mas, bmaj=1.633 mas, bpa=-1.865 degrees ! Estimated noise=0.329605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0486185 Jy ! Component: 100 - total flux cleaned = 0.0669783 Jy ! Component: 150 - total flux cleaned = 0.0770377 Jy ! Component: 200 - total flux cleaned = 0.082691 Jy ! Total flux subtracted in 200 components = 0.082691 Jy ! Clean residual min=-0.002121 max=0.002809 Jy/beam ! Clean residual mean=-0.000006 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.082691 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.082691 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8023 mas, bmaj=1.896 mas, bpa=-1.737 degrees ! Estimated noise=0.204029 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 = 0.00453663 Jy ! Component: 100 - total flux cleaned = 0.0073844 Jy ! Component: 150 - total flux cleaned = 0.00945081 Jy ! Component: 200 - total flux cleaned = 0.0105761 Jy ! Total flux subtracted in 200 components = 0.0105761 Jy ! Clean residual min=-0.001256 max=0.001624 Jy/beam ! Clean residual mean=0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0932671 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.0932671 Jy ! Inverting map ! Added new window around map position (0.8, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001365 Jy ! Component: 100 - total flux cleaned = 0.00224883 Jy ! Component: 150 - total flux cleaned = 0.00288392 Jy ! Component: 200 - total flux cleaned = 0.00332976 Jy ! Total flux subtracted in 200 components = 0.00332976 Jy ! Clean residual min=-0.001102 max=0.001128 Jy/beam ! Clean residual mean=-0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0965969 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 49 components and 0.0965969 Jy ! Inverting map ! Added new window around map position (-1, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527048 Jy ! Component: 100 - total flux cleaned = 0.000789398 Jy ! Component: 150 - total flux cleaned = 0.00108026 Jy ! Component: 200 - total flux cleaned = 0.00134611 Jy ! Total flux subtracted in 200 components = 0.00134611 Jy ! Clean residual min=-0.001001 max=0.000868 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.097943 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.097943 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=1.971 mas, bmaj=3.217 mas, bpa=3.882 degrees ! Estimated noise=0.272894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00094339 Jy ! Component: 100 - total flux cleaned = 0.00144328 Jy ! Component: 150 - total flux cleaned = 0.00177081 Jy ! Component: 200 - total flux cleaned = 0.00204173 Jy ! Total flux subtracted in 200 components = 0.00204173 Jy ! Clean residual min=-0.001079 max=0.000944 Jy/beam ! Clean residual mean=-0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0999847 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 = 9.2766e-05 Jy ! Component: 100 - total flux cleaned = 0.000128773 Jy ! Component: 150 - total flux cleaned = 0.000161635 Jy ! Component: 200 - total flux cleaned = 0.000192621 Jy ! Total flux subtracted in 200 components = 0.000192621 Jy ! Clean residual min=-0.001038 max=0.000946 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.100177 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 102 components and 0.100177 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8023 mas, bmaj=1.896 mas, bpa=-1.737 degrees ! Estimated noise=0.204029 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000116076 Jy ! Component: 100 - total flux cleaned = -0.000159103 Jy ! Component: 150 - total flux cleaned = -0.000160234 Jy ! Component: 200 - total flux cleaned = -0.000124779 Jy ! Total flux subtracted in 200 components = -0.000124779 Jy ! Clean residual min=-0.000904 max=0.000813 Jy/beam ! Clean residual mean=-0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.100053 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 117 components and 0.100053 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=0.056070Jy sigma=1.216119 ! Fit after self-cal, rms=0.056065Jy sigma=1.216037 wmodel J2008-0418_X_map.mod ! Writing 117 model components to file: J2008-0418_X_map.mod wobs J2008-0418_X_uvs.fits ! Writing UV FITS file: J2008-0418_X_uvs.fits wwins J2008-0418_X_map.win ! wwins: Wrote 6 windows to J2008-0418_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 = -0.000423351 Jy ! Component: 100 - total flux cleaned = -0.000678264 Jy ! Component: 150 - total flux cleaned = -0.000846848 Jy ! Component: 200 - total flux cleaned = -0.00105562 Jy ! Component: 250 - total flux cleaned = -0.0012301 Jy ! Component: 300 - total flux cleaned = -0.00135814 Jy ! Component: 350 - total flux cleaned = -0.00151193 Jy ! Component: 400 - total flux cleaned = -0.00163573 Jy ! Component: 450 - total flux cleaned = -0.00175784 Jy ! Component: 500 - total flux cleaned = -0.00186452 Jy ! Component: 550 - total flux cleaned = -0.00191718 Jy ! Component: 600 - total flux cleaned = -0.00203398 Jy ! Component: 650 - total flux cleaned = -0.0020851 Jy ! Component: 700 - total flux cleaned = -0.00212294 Jy ! Component: 750 - total flux cleaned = -0.00216061 Jy ! Component: 800 - total flux cleaned = -0.00222243 Jy ! Component: 850 - total flux cleaned = -0.00222214 Jy ! Component: 900 - total flux cleaned = -0.00222204 Jy ! Component: 950 - total flux cleaned = -0.00226985 Jy ! Component: 1000 - total flux cleaned = -0.00224611 Jy ! Component: 1050 - total flux cleaned = -0.0022931 Jy ! Component: 1100 - total flux cleaned = -0.00237421 Jy ! Component: 1150 - total flux cleaned = -0.00235095 Jy ! Component: 1200 - total flux cleaned = -0.0023739 Jy ! Component: 1250 - total flux cleaned = -0.00245285 Jy ! Component: 1300 - total flux cleaned = -0.00240798 Jy ! Component: 1350 - total flux cleaned = -0.00247418 Jy ! Component: 1400 - total flux cleaned = -0.00248516 Jy ! Component: 1450 - total flux cleaned = -0.00249576 Jy ! Component: 1500 - total flux cleaned = -0.00248502 Jy ! Component: 1550 - total flux cleaned = -0.00251719 Jy ! Component: 1600 - total flux cleaned = -0.00251724 Jy ! Component: 1650 - total flux cleaned = -0.00255933 Jy ! Component: 1700 - total flux cleaned = -0.00252819 Jy ! Component: 1750 - total flux cleaned = -0.00260054 Jy ! Component: 1800 - total flux cleaned = -0.00255963 Jy ! Component: 1850 - total flux cleaned = -0.0025698 Jy ! Component: 1900 - total flux cleaned = -0.00254977 Jy ! Component: 1950 - total flux cleaned = -0.00258974 Jy ! Component: 2000 - total flux cleaned = -0.00258983 Jy ! Component: 2050 - total flux cleaned = -0.00263894 Jy ! Component: 2100 - total flux cleaned = -0.00259999 Jy ! Component: 2150 - total flux cleaned = -0.00263877 Jy ! Component: 2200 - total flux cleaned = -0.00262919 Jy ! Component: 2250 - total flux cleaned = -0.00264817 Jy ! Component: 2300 - total flux cleaned = -0.0026765 Jy ! Component: 2350 - total flux cleaned = -0.0026765 Jy ! Component: 2400 - total flux cleaned = -0.00267647 Jy ! Component: 2450 - total flux cleaned = -0.00271351 Jy ! Component: 2500 - total flux cleaned = -0.00270427 Jy ! Component: 2550 - total flux cleaned = -0.00269508 Jy ! Component: 2600 - total flux cleaned = -0.00272239 Jy ! Component: 2650 - total flux cleaned = -0.00274936 Jy ! Component: 2700 - total flux cleaned = -0.00277625 Jy ! Component: 2750 - total flux cleaned = -0.00275845 Jy ! Component: 2800 - total flux cleaned = -0.00281147 Jy ! Component: 2850 - total flux cleaned = -0.00282905 Jy ! Component: 2900 - total flux cleaned = -0.0027941 Jy ! Component: 2950 - total flux cleaned = -0.00281148 Jy ! Component: 3000 - total flux cleaned = -0.00283734 Jy ! Component: 3050 - total flux cleaned = -0.0028374 Jy ! Component: 3100 - total flux cleaned = -0.00283752 Jy ! Component: 3150 - total flux cleaned = -0.00285441 Jy ! Component: 3200 - total flux cleaned = -0.00290495 Jy ! Component: 3250 - total flux cleaned = -0.00295512 Jy ! Component: 3300 - total flux cleaned = -0.00292181 Jy ! Component: 3350 - total flux cleaned = -0.00294665 Jy ! Component: 3400 - total flux cleaned = -0.00288094 Jy ! Component: 3450 - total flux cleaned = -0.00289733 Jy ! Component: 3500 - total flux cleaned = -0.00295417 Jy ! Component: 3550 - total flux cleaned = -0.00293798 Jy ! Component: 3600 - total flux cleaned = -0.00292985 Jy ! Component: 3650 - total flux cleaned = -0.00292192 Jy ! Component: 3700 - total flux cleaned = -0.00294586 Jy ! Component: 3750 - total flux cleaned = -0.0029143 Jy ! Component: 3800 - total flux cleaned = -0.00292997 Jy ! Component: 3850 - total flux cleaned = -0.0028987 Jy ! Component: 3900 - total flux cleaned = -0.00289864 Jy ! Component: 3950 - total flux cleaned = -0.00288317 Jy ! Component: 4000 - total flux cleaned = -0.00286777 Jy ! Component: 4050 - total flux cleaned = -0.00287542 Jy ! Total flux subtracted in 4096 components = -0.00288306 Jy ! Clean residual min=-0.000470 max=0.000538 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0971695 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 432 components and 0.0971695 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2008-0418_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8023 x 1.896 at -1.737 degrees (North through East) ! Clean map min=-0.00073538 max=0.058679 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2008-0418_X_map.fits wmodel /vlbi/uf001/uva//J2008-0418_X_map.mod ! Writing 432 model components to file: /vlbi/uf001/uva//J2008-0418_X_map.mod wobs /vlbi/uf001/uva//J2008-0418_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2008-0418_X_uvs.fits wwins /vlbi/uf001/uva//J2008-0418_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2008-0418_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0586787 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128832 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.658663 0.658663 1.31733 2.63465 5.2693 10.5386 21.0772 42.1544 84.3088 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 455.468 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2008-0418_X_dfm.log closed on Mon Jan 14 05:23:17 2019