! Started logfile: /vlbi/uf001/uva//J0525-2338_X_dfm.log on Sun Jan 13 22:36:32 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//J0525-2338_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0525-2338_X_uva.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.951587 visibilities/baseline/integration-bin. ! Found source: J0525-2338 ! ! 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 14388 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 J0525-2338_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.440328Jy sigma=19.618008 ! Fit after self-cal, rms=0.189531Jy sigma=2.587149 ! 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=0.6162 mas, bmaj=1.646 mas, bpa=-7.182 degrees ! Estimated noise=0.764323 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 = 0.757558 Jy ! Component: 100 - total flux cleaned = 0.951746 Jy ! Total flux subtracted in 100 components = 0.951746 Jy ! Clean residual min=-0.040312 max=0.078648 Jy/beam ! Clean residual mean=-0.000074 rms=0.007891 Jy/beam ! Combined flux in latest and established models = 0.951746 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.951746 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=0.188033Jy sigma=2.500295 ! Fit after self-cal, rms=0.187901Jy sigma=2.498492 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0813126 Jy ! Component: 100 - total flux cleaned = 0.111824 Jy ! Total flux subtracted in 100 components = 0.111824 Jy ! Clean residual min=-0.032099 max=0.044889 Jy/beam ! Clean residual mean=-0.000046 rms=0.005731 Jy/beam ! Combined flux in latest and established models = 1.06357 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.06357 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=0.144586Jy sigma=1.918571 ! Fit after self-cal, rms=0.144189Jy sigma=1.913004 ! Inverting map ! Added new window around map position (-1.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0394004 Jy ! Component: 100 - total flux cleaned = 0.0529547 Jy ! Total flux subtracted in 100 components = 0.0529547 Jy ! Clean residual min=-0.029085 max=0.040521 Jy/beam ! Clean residual mean=-0.000038 rms=0.005086 Jy/beam ! Combined flux in latest and established models = 1.11652 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 19 components and 1.11652 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=0.131530Jy sigma=1.742554 ! Fit after self-cal, rms=0.129976Jy sigma=1.719371 ! Inverting map ! Added new window around map position (-1.2, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288883 Jy ! Component: 100 - total flux cleaned = 0.0386474 Jy ! Total flux subtracted in 100 components = 0.0386474 Jy ! Clean residual min=-0.028552 max=0.029487 Jy/beam ! Clean residual mean=-0.000032 rms=0.004502 Jy/beam ! Combined flux in latest and established models = 1.15517 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 1.15517 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=0.121697Jy sigma=1.600569 ! Fit after self-cal, rms=0.121233Jy sigma=1.593358 ! 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=0.7815 mas, bmaj=1.982 mas, bpa=-7.333 degrees ! Estimated noise=0.480342 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 = 0.0213931 Jy ! Component: 100 - total flux cleaned = 0.0335371 Jy ! Component: 150 - total flux cleaned = 0.03703 Jy ! Component: 200 - total flux cleaned = 0.0396604 Jy ! Total flux subtracted in 200 components = 0.0396604 Jy ! Clean residual min=-0.025158 max=0.029869 Jy/beam ! Clean residual mean=-0.000059 rms=0.005659 Jy/beam ! Combined flux in latest and established models = 1.19483 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 33 components and 1.19483 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=0.116891Jy sigma=1.528585 ! Fit after self-cal, rms=0.116490Jy sigma=1.522413 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7815 x 1.982 at -7.333 degrees (North through East) ! Clean map min=-0.023238 max=0.97532 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.07 KP 0.98 ! LA 1.00 MK 1.02 NL 1.08 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.07 KP 0.98 ! LA 1.00 MK 1.02 NL 1.10 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 1.07 KP 0.98 ! LA 1.00 MK 1.02 NL 1.09 OV 0.92 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.07 KP 0.97 ! LA 1.00 MK 1.01 NL 1.09 OV 0.93 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.07 KP 0.98 ! LA 1.00 MK 1.01 NL 1.08 OV 0.92 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.05 KP 0.98 ! LA 0.99 MK 1.00 NL 1.08 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.06 KP 0.97 ! LA 0.98 MK 1.00 NL 1.09 OV 0.92 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.06 KP 0.98 ! LA 0.99 MK 1.00 NL 1.10 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.05 KP 0.98 ! LA 0.99 MK 0.98 NL 1.07 OV 0.91 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 1.06 KP 0.97 ! LA 0.98 MK 0.97 NL 1.07 OV 0.92 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.05 KP 0.97 ! LA 0.98 MK 0.98 NL 1.08 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.07 KP 0.97 ! LA 0.98 MK 0.99 NL 1.07 OV 0.91 ! PT 0.93 SC 0.98 ! ! ! Fit before self-cal, rms=0.116490Jy sigma=1.522413 ! Fit after self-cal, rms=0.087686Jy sigma=1.089125 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7814 mas, bmaj=1.981 mas, bpa=-6.991 degrees ! Estimated noise=0.481671 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 = -0.0175696 Jy ! Component: 100 - total flux cleaned = -0.0264454 Jy ! Component: 150 - total flux cleaned = -0.0289038 Jy ! Component: 200 - total flux cleaned = -0.030419 Jy ! Total flux subtracted in 200 components = -0.030419 Jy ! Clean residual min=-0.011480 max=0.011388 Jy/beam ! Clean residual mean=-0.000004 rms=0.002463 Jy/beam ! Combined flux in latest and established models = 1.16441 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 1.16441 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=0.083475Jy sigma=1.038774 ! Fit after self-cal, rms=0.083010Jy sigma=1.033347 ! 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=0.083010Jy sigma=1.033347 ! Fit after self-cal, rms=0.076361Jy sigma=0.955772 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7815 mas, bmaj=1.98 mas, bpa=-7.031 degrees ! Estimated noise=0.480942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0116377 Jy ! Component: 100 - total flux cleaned = -0.0153308 Jy ! Component: 150 - total flux cleaned = -0.0164453 Jy ! Component: 200 - total flux cleaned = -0.0173297 Jy ! Total flux subtracted in 200 components = -0.0173297 Jy ! Clean residual min=-0.008404 max=0.006733 Jy/beam ! Clean residual mean=-0.000004 rms=0.001626 Jy/beam ! Combined flux in latest and established models = 1.14708 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 1.14708 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=0.074248Jy sigma=0.931007 ! Fit after self-cal, rms=0.073859Jy sigma=0.927115 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 = -0.00300263 Jy ! Component: 100 - total flux cleaned = -0.00375079 Jy ! Component: 150 - total flux cleaned = -0.00447649 Jy ! Component: 200 - total flux cleaned = -0.00500464 Jy ! Total flux subtracted in 200 components = -0.00500464 Jy ! Clean residual min=-0.007387 max=0.007165 Jy/beam ! Clean residual mean=-0.000006 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 1.14208 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 1.14208 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=0.073429Jy sigma=0.921992 ! Fit after self-cal, rms=0.073332Jy sigma=0.921314 ! Inverting map ! Added new window around map position (1.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00741588 Jy ! Component: 100 - total flux cleaned = 0.00843302 Jy ! Component: 150 - total flux cleaned = 0.00844302 Jy ! Component: 200 - total flux cleaned = 0.00778368 Jy ! Total flux subtracted in 200 components = 0.00778368 Jy ! Clean residual min=-0.007441 max=0.005537 Jy/beam ! Clean residual mean=-0.000004 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 1.14986 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 1.14986 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=0.072376Jy sigma=0.910694 ! Fit after self-cal, rms=0.072201Jy sigma=0.908909 ! 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=0.072201Jy sigma=0.908909 ! Fit after self-cal, rms=0.071360Jy sigma=0.899295 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7807 mas, bmaj=1.978 mas, bpa=-7.012 degrees ! Estimated noise=0.480929 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00617005 Jy ! Component: 100 - total flux cleaned = -0.00677738 Jy ! Component: 150 - total flux cleaned = -0.00699549 Jy ! Component: 200 - total flux cleaned = -0.00746866 Jy ! Total flux subtracted in 200 components = -0.00746866 Jy ! Clean residual min=-0.006095 max=0.004286 Jy/beam ! Clean residual mean=-0.000003 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 1.14239 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 1.14239 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=0.070653Jy sigma=0.890609 ! Fit after self-cal, rms=0.070524Jy sigma=0.889431 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 = -0.000649042 Jy ! Component: 100 - total flux cleaned = -0.000559887 Jy ! Component: 150 - total flux cleaned = -0.000561397 Jy ! Component: 200 - total flux cleaned = -0.00063733 Jy ! Total flux subtracted in 200 components = -0.00063733 Jy ! Clean residual min=-0.005914 max=0.004069 Jy/beam ! Clean residual mean=-0.000003 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 1.14176 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 76 components and 1.14176 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=0.070298Jy sigma=0.886606 ! Fit after self-cal, rms=0.070255Jy sigma=0.886311 ! 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=0.070255Jy sigma=0.886311 ! Fit after self-cal, rms=0.069950Jy sigma=0.883497 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=4.678 mas, bpa=-2.191 degrees ! Estimated noise=0.667266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00394306 Jy ! Component: 100 - total flux cleaned = -0.00485282 Jy ! Component: 150 - total flux cleaned = -0.00492999 Jy ! Component: 200 - total flux cleaned = -0.00507023 Jy ! Total flux subtracted in 200 components = -0.00507023 Jy ! Clean residual min=-0.006175 max=0.005353 Jy/beam ! Clean residual mean=-0.000004 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 1.13669 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 83 components and 1.13669 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=0.069814Jy sigma=0.881845 ! Fit after self-cal, rms=0.069781Jy sigma=0.881495 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 = -0.000643465 Jy ! Component: 100 - total flux cleaned = -0.000700841 Jy ! Component: 150 - total flux cleaned = -0.000751374 Jy ! Component: 200 - total flux cleaned = -0.000798611 Jy ! Total flux subtracted in 200 components = -0.000798611 Jy ! Clean residual min=-0.005913 max=0.005079 Jy/beam ! Clean residual mean=-0.000004 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 1.13589 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 85 components and 1.13589 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=0.069768Jy sigma=0.881470 ! Fit after self-cal, rms=0.069757Jy sigma=0.881370 ! 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=0.7801 mas, bmaj=1.978 mas, bpa=-6.994 degrees ! Estimated noise=0.480513 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7801 x 1.978 at -6.994 degrees (North through East) ! Clean map min=-0.0057703 max=0.9804 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.069757Jy sigma=0.881370 ! Fit after self-cal, rms=0.065971Jy sigma=0.819511 ! Inverting map and beam ! Estimated beam: bmin=0.7797 mas, bmaj=1.977 mas, bpa=-6.993 degrees ! Estimated noise=0.480204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00354106 Jy ! Component: 100 - total flux cleaned = -0.00363535 Jy ! Component: 150 - total flux cleaned = -0.00347168 Jy ! Component: 200 - total flux cleaned = -0.00332083 Jy ! Total flux subtracted in 200 components = -0.00332083 Jy ! Clean residual min=-0.005099 max=0.003715 Jy/beam ! Clean residual mean=-0.000002 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 1.13257 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 1.13257 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=0.065687Jy sigma=0.815445 ! Fit after self-cal, rms=0.065638Jy sigma=0.815033 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121615 Jy ! Component: 100 - total flux cleaned = -4.91585e-05 Jy ! Component: 150 - total flux cleaned = 1.28416e-05 Jy ! Component: 200 - total flux cleaned = 1.20871e-05 Jy ! Total flux subtracted in 200 components = 1.20871e-05 Jy ! Clean residual min=-0.004875 max=0.003571 Jy/beam ! Clean residual mean=-0.000002 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 1.13258 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 100 components and 1.13258 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=0.065508Jy sigma=0.813052 ! Fit after self-cal, rms=0.065484Jy sigma=0.812884 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065484Jy sigma=0.812884 ! Fit after self-cal, rms=0.065358Jy sigma=0.811862 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=0.6138 mas, bmaj=1.641 mas, bpa=-6.806 degrees ! Estimated noise=0.76453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.757437 Jy ! Component: 100 - total flux cleaned = 0.952714 Jy ! Component: 150 - total flux cleaned = 1.03664 Jy ! Component: 200 - total flux cleaned = 1.0737 Jy ! Total flux subtracted in 200 components = 1.0737 Jy ! Clean residual min=-0.008110 max=0.016124 Jy/beam ! Clean residual mean=-0.000013 rms=0.001772 Jy/beam ! Combined flux in latest and established models = 1.0737 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 7 model components to the UV plane model. ! The established model now contains 7 components and 1.0737 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7794 mas, bmaj=1.977 mas, bpa=-6.991 degrees ! Estimated noise=0.479898 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 = 0.0218299 Jy ! Component: 100 - total flux cleaned = 0.0345049 Jy ! Component: 150 - total flux cleaned = 0.0431347 Jy ! Component: 200 - total flux cleaned = 0.0491754 Jy ! Total flux subtracted in 200 components = 0.0491754 Jy ! Clean residual min=-0.004593 max=0.005121 Jy/beam ! Clean residual mean=-0.000005 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 1.12288 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 28 components and 1.12288 Jy ! Inverting map ! Added new window around map position (-1, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476246 Jy ! Component: 100 - total flux cleaned = 0.00703594 Jy ! Component: 150 - total flux cleaned = 0.0077665 Jy ! Component: 200 - total flux cleaned = 0.00804541 Jy ! Total flux subtracted in 200 components = 0.00804541 Jy ! Clean residual min=-0.004159 max=0.003209 Jy/beam ! Clean residual mean=-0.000001 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 1.13092 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 52 components and 1.13092 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=2.135 mas, bmaj=4.679 mas, bpa=-2.18 degrees ! Estimated noise=0.666745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000571914 Jy ! Component: 100 - total flux cleaned = 0.000900024 Jy ! Component: 150 - total flux cleaned = 0.00103458 Jy ! Component: 200 - total flux cleaned = 0.000976851 Jy ! Total flux subtracted in 200 components = 0.000976851 Jy ! Clean residual min=-0.004888 max=0.003619 Jy/beam ! Clean residual mean=-0.000001 rms=0.001144 Jy/beam ! Combined flux in latest and established models = 1.1319 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000151693 Jy ! Component: 100 - total flux cleaned = -0.000245416 Jy ! Component: 150 - total flux cleaned = -0.000329099 Jy ! Component: 200 - total flux cleaned = -0.00044686 Jy ! Total flux subtracted in 200 components = -0.00044686 Jy ! Clean residual min=-0.004731 max=0.003524 Jy/beam ! Clean residual mean=-0.000001 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 1.13145 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 75 components and 1.13145 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7794 mas, bmaj=1.977 mas, bpa=-6.991 degrees ! Estimated noise=0.479898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000840143 Jy ! Component: 100 - total flux cleaned = 0.000587074 Jy ! Component: 150 - total flux cleaned = 0.000373873 Jy ! Component: 200 - total flux cleaned = 0.000374915 Jy ! Total flux subtracted in 200 components = 0.000374915 Jy ! Clean residual min=-0.003726 max=0.002930 Jy/beam ! Clean residual mean=-0.000000 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 1.13183 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 93 components and 1.13183 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=0.064953Jy sigma=0.805131 ! Fit after self-cal, rms=0.064836Jy sigma=0.803926 wmodel J0525-2338_X_map.mod ! Writing 93 model components to file: J0525-2338_X_map.mod wobs J0525-2338_X_uvs.fits ! Writing UV FITS file: J0525-2338_X_uvs.fits wwins J0525-2338_X_map.win ! wwins: Wrote 5 windows to J0525-2338_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 = -0.00162344 Jy ! Component: 100 - total flux cleaned = -0.00279252 Jy ! Component: 150 - total flux cleaned = -0.00380491 Jy ! Component: 200 - total flux cleaned = -0.00470922 Jy ! Component: 250 - total flux cleaned = -0.00520613 Jy ! Component: 300 - total flux cleaned = -0.00555421 Jy ! Component: 350 - total flux cleaned = -0.00610117 Jy ! Component: 400 - total flux cleaned = -0.00659081 Jy ! Component: 450 - total flux cleaned = -0.00698719 Jy ! Component: 500 - total flux cleaned = -0.0072949 Jy ! Component: 550 - total flux cleaned = -0.00759589 Jy ! Component: 600 - total flux cleaned = -0.00781713 Jy ! Component: 650 - total flux cleaned = -0.00814218 Jy ! Component: 700 - total flux cleaned = -0.00835395 Jy ! Component: 750 - total flux cleaned = -0.00852727 Jy ! Component: 800 - total flux cleaned = -0.00873137 Jy ! Component: 850 - total flux cleaned = -0.00879766 Jy ! Component: 900 - total flux cleaned = -0.00889649 Jy ! Component: 950 - total flux cleaned = -0.00908954 Jy ! Component: 1000 - total flux cleaned = -0.00915323 Jy ! Component: 1050 - total flux cleaned = -0.00943356 Jy ! Component: 1100 - total flux cleaned = -0.00955591 Jy ! Component: 1150 - total flux cleaned = -0.00982781 Jy ! Component: 1200 - total flux cleaned = -0.00991685 Jy ! Component: 1250 - total flux cleaned = -0.0101225 Jy ! Component: 1300 - total flux cleaned = -0.0102962 Jy ! Component: 1350 - total flux cleaned = -0.0104674 Jy ! Component: 1400 - total flux cleaned = -0.0106082 Jy ! Component: 1450 - total flux cleaned = -0.0108024 Jy ! Component: 1500 - total flux cleaned = -0.0109389 Jy ! Component: 1550 - total flux cleaned = -0.0111555 Jy ! Component: 1600 - total flux cleaned = -0.0113159 Jy ! Component: 1650 - total flux cleaned = -0.0115005 Jy ! Component: 1700 - total flux cleaned = -0.0116823 Jy ! Component: 1750 - total flux cleaned = -0.011785 Jy ! Component: 1800 - total flux cleaned = -0.0120644 Jy ! Component: 1850 - total flux cleaned = -0.0121646 Jy ! Component: 1900 - total flux cleaned = -0.0122389 Jy ! Component: 1950 - total flux cleaned = -0.0123858 Jy ! Component: 2000 - total flux cleaned = -0.0125549 Jy ! Component: 2050 - total flux cleaned = -0.0126265 Jy ! Component: 2100 - total flux cleaned = -0.0127919 Jy ! Component: 2150 - total flux cleaned = -0.0128856 Jy ! Component: 2200 - total flux cleaned = -0.0130705 Jy ! Component: 2250 - total flux cleaned = -0.0131615 Jy ! Component: 2300 - total flux cleaned = -0.0132515 Jy ! Component: 2350 - total flux cleaned = -0.0134079 Jy ! Component: 2400 - total flux cleaned = -0.0134741 Jy ! Component: 2450 - total flux cleaned = -0.0136055 Jy ! Component: 2500 - total flux cleaned = -0.0135837 Jy ! Component: 2550 - total flux cleaned = -0.013755 Jy ! Component: 2600 - total flux cleaned = -0.013819 Jy ! Component: 2650 - total flux cleaned = -0.0139241 Jy ! Component: 2700 - total flux cleaned = -0.0140071 Jy ! Component: 2750 - total flux cleaned = -0.0141511 Jy ! Component: 2800 - total flux cleaned = -0.0141919 Jy ! Component: 2850 - total flux cleaned = -0.0142522 Jy ! Component: 2900 - total flux cleaned = -0.0143119 Jy ! Component: 2950 - total flux cleaned = -0.0144107 Jy ! Component: 3000 - total flux cleaned = -0.0144499 Jy ! Component: 3050 - total flux cleaned = -0.014392 Jy ! Component: 3100 - total flux cleaned = -0.014469 Jy ! Component: 3150 - total flux cleaned = -0.0146594 Jy ! Component: 3200 - total flux cleaned = -0.0146403 Jy ! Component: 3250 - total flux cleaned = -0.0147153 Jy ! Component: 3300 - total flux cleaned = -0.0147711 Jy ! Component: 3350 - total flux cleaned = -0.0148079 Jy ! Component: 3400 - total flux cleaned = -0.0148261 Jy ! Component: 3450 - total flux cleaned = -0.0148263 Jy ! Component: 3500 - total flux cleaned = -0.0148803 Jy ! Component: 3550 - total flux cleaned = -0.0149158 Jy ! Component: 3600 - total flux cleaned = -0.0149334 Jy ! Component: 3650 - total flux cleaned = -0.0150029 Jy ! Component: 3700 - total flux cleaned = -0.0149166 Jy ! Component: 3750 - total flux cleaned = -0.0149507 Jy ! Component: 3800 - total flux cleaned = -0.0149677 Jy ! Component: 3850 - total flux cleaned = -0.0149676 Jy ! Component: 3900 - total flux cleaned = -0.0150175 Jy ! Component: 3950 - total flux cleaned = -0.0150007 Jy ! Component: 4000 - total flux cleaned = -0.014935 Jy ! Component: 4050 - total flux cleaned = -0.014984 Jy ! Total flux subtracted in 4096 components = -0.0150003 Jy ! Clean residual min=-0.000816 max=0.000841 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 1.11683 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 419 components and 1.11683 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0525-2338_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7794 x 1.977 at -6.991 degrees (North through East) ! Clean map min=-0.0036314 max=0.97944 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0525-2338_X_map.fits wmodel /vlbi/uf001/uva//J0525-2338_X_map.mod ! Writing 419 model components to file: /vlbi/uf001/uva//J0525-2338_X_map.mod wobs /vlbi/uf001/uva//J0525-2338_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0525-2338_X_uvs.fits wwins /vlbi/uf001/uva//J0525-2338_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0525-2338_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.979443 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000287526 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0880681 0.0880681 0.176136 0.352272 0.704545 1.40909 2.81818 5.63636 11.2727 22.5454 45.0909 90.1817 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.979 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3406.46 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0525-2338_X_dfm.log closed on Sun Jan 13 22:36:37 2019