! Started logfile: /vlbi/uf001/uva//J1457+0938_X_dfm.log on Mon Jan 14 03:07:12 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1457+0938_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1457+0938_X_uva.fits ! AN table 1: 107 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.77737 visibilities/baseline/integration-bin. ! Found source: J1457+0938 ! ! 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 121 lines of history. ! ! Reading 27948 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 J1457+0938_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 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 120 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005539Jy sigma=20.636560 ! Fit after self-cal, rms=0.941863Jy sigma=19.325546 ! 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=0.6229 mas, bmaj=1.493 mas, bpa=-3.919 degrees ! Estimated noise=0.459996 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 = 0.0387951 Jy ! Component: 100 - total flux cleaned = 0.0528525 Jy ! Total flux subtracted in 100 components = 0.0528525 Jy ! Clean residual min=-0.004308 max=0.007909 Jy/beam ! Clean residual mean=-0.000004 rms=0.001177 Jy/beam ! Combined flux in latest and established models = 0.0528525 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0528525 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=0.074337Jy sigma=1.414352 ! Fit after self-cal, rms=0.073396Jy sigma=1.395351 ! Inverting map ! Added new window around map position (0.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102084 Jy ! Component: 100 - total flux cleaned = 0.0168459 Jy ! Total flux subtracted in 100 components = 0.0168459 Jy ! Clean residual min=-0.004275 max=0.004280 Jy/beam ! Clean residual mean=-0.000004 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 0.0696985 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0696985 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=0.070648Jy sigma=1.329576 ! Fit after self-cal, rms=0.070574Jy sigma=1.327588 ! 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=0.7902 mas, bmaj=1.748 mas, bpa=-3.11 degrees ! Estimated noise=0.213741 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 = 0.0110091 Jy ! Component: 100 - total flux cleaned = 0.0176143 Jy ! Component: 150 - total flux cleaned = 0.0220219 Jy ! Component: 200 - total flux cleaned = 0.0250508 Jy ! Total flux subtracted in 200 components = 0.0250508 Jy ! Clean residual min=-0.005058 max=0.005101 Jy/beam ! Clean residual mean=-0.000016 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.0947493 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.0947493 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=0.068806Jy sigma=1.282587 ! Fit after self-cal, rms=0.068678Jy sigma=1.279521 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7902 x 1.748 at -3.11 degrees (North through East) ! Clean map min=-0.0050267 max=0.057255 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.99 LA 0.83 MK 1.13 ! NL 1.11 OV 0.99 PT 0.91 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.07 LA 0.79 MK 1.12 ! NL 1.12 OV 0.99 PT 0.91 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.02 LA 0.80 MK 1.12 ! NL 1.12 OV 1.09 PT 0.91 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.01 LA 0.83 MK 1.11 ! NL 1.12 OV 1.09 PT 0.96 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.04 LA 0.80 MK 1.09 ! NL 1.16 OV 1.04 PT 0.91 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.03 LA 0.79 MK 1.04 ! NL 1.19 OV 1.15 PT 0.96 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.05 LA 0.81 MK 1.03 ! NL 1.15 OV 1.09 PT 0.95 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.03 LA 0.83 MK 1.06 ! NL 1.19 OV 1.12 PT 0.93 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.97 LA 0.81 MK 1.09 ! NL 1.19 OV 1.25 PT 0.95 SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.03 LA 0.81 MK 1.14 ! NL 1.15 OV 1.07 PT 0.98 SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 0.93 LA 0.79 MK 0.98 ! NL 1.19 OV 0.98 PT 1.02 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.97 LA 0.80 MK 1.02 ! NL 1.18 OV 1.15 PT 0.99 SC 0.98 ! ! ! Fit before self-cal, rms=0.068678Jy sigma=1.279521 ! Fit after self-cal, rms=0.069837Jy sigma=1.259195 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.81 mas, bmaj=1.789 mas, bpa=-2.648 degrees ! Estimated noise=0.214385 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 = 6.62128e-05 Jy ! Component: 100 - total flux cleaned = -4.07479e-05 Jy ! Component: 150 - total flux cleaned = 4.00403e-05 Jy ! Component: 200 - total flux cleaned = 7.62317e-05 Jy ! Total flux subtracted in 200 components = 7.62317e-05 Jy ! Clean residual min=-0.002294 max=0.002723 Jy/beam ! Clean residual mean=-0.000005 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.0948255 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.0948255 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=0.069761Jy sigma=1.258046 ! Fit after self-cal, rms=0.070303Jy sigma=1.255349 ! 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=0.070303Jy sigma=1.255349 ! Fit after self-cal, rms=0.071365Jy sigma=1.247880 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8048 mas, bmaj=1.798 mas, bpa=-2.919 degrees ! Estimated noise=0.214306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000214146 Jy ! Component: 100 - total flux cleaned = 0.000211198 Jy ! Component: 150 - total flux cleaned = 0.000272324 Jy ! Component: 200 - total flux cleaned = 0.000300331 Jy ! Total flux subtracted in 200 components = 0.000300331 Jy ! Clean residual min=-0.001813 max=0.002007 Jy/beam ! Clean residual mean=0.000000 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.0951258 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.0951258 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=0.071324Jy sigma=1.247327 ! Fit after self-cal, rms=0.071470Jy sigma=1.246649 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 (-15.8, 38.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019217 Jy ! Component: 100 - total flux cleaned = 0.00235704 Jy ! Component: 150 - total flux cleaned = 0.00251702 Jy ! Component: 200 - total flux cleaned = 0.00251638 Jy ! Total flux subtracted in 200 components = 0.00251638 Jy ! Clean residual min=-0.001719 max=0.001939 Jy/beam ! Clean residual mean=0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0976422 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.0976422 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=0.071394Jy sigma=1.245112 ! Fit after self-cal, rms=0.071413Jy sigma=1.244717 ! Inverting map ! Added new window around map position (-0.6, 29.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114979 Jy ! Component: 100 - total flux cleaned = 0.00151867 Jy ! Component: 150 - total flux cleaned = 0.00171421 Jy ! Component: 200 - total flux cleaned = 0.00171675 Jy ! Total flux subtracted in 200 components = 0.00171675 Jy ! Clean residual min=-0.001669 max=0.001798 Jy/beam ! Clean residual mean=0.000000 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0993589 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 0.0993589 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=0.071337Jy sigma=1.243474 ! Fit after self-cal, rms=0.071344Jy sigma=1.243257 ! Inverting map ! Added new window around map position (5, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148568 Jy ! Component: 100 - total flux cleaned = 0.00184662 Jy ! Component: 150 - total flux cleaned = 0.00205534 Jy ! Component: 200 - total flux cleaned = 0.00217772 Jy ! Total flux subtracted in 200 components = 0.00217772 Jy ! Clean residual min=-0.001654 max=0.001723 Jy/beam ! Clean residual mean=0.000000 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.101537 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.101537 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=0.071285Jy sigma=1.242374 ! Fit after self-cal, rms=0.071254Jy sigma=1.242212 ! Inverting map ! Added new window around map position (-22.6, -16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160074 Jy ! Component: 100 - total flux cleaned = 0.002262 Jy ! Component: 150 - total flux cleaned = 0.00269367 Jy ! Component: 200 - total flux cleaned = 0.00278395 Jy ! Total flux subtracted in 200 components = 0.00278395 Jy ! Clean residual min=-0.001504 max=0.001451 Jy/beam ! Clean residual mean=0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.104321 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 97 components and 0.104321 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=0.071195Jy sigma=1.241320 ! Fit after self-cal, rms=0.071184Jy sigma=1.241171 ! 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=0.071184Jy sigma=1.241171 ! Fit after self-cal, rms=0.071063Jy sigma=1.240694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8045 mas, bmaj=1.801 mas, bpa=-2.841 degrees ! Estimated noise=0.213865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000959718 Jy ! Component: 100 - total flux cleaned = 0.00127889 Jy ! Component: 150 - total flux cleaned = 0.00136339 Jy ! Component: 200 - total flux cleaned = 0.00157035 Jy ! Total flux subtracted in 200 components = 0.00157035 Jy ! Clean residual min=-0.001333 max=0.001418 Jy/beam ! Clean residual mean=0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.105891 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 104 components and 0.105891 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=0.071031Jy sigma=1.240196 ! Fit after self-cal, rms=0.071039Jy sigma=1.240052 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 = 0.000431486 Jy ! Component: 100 - total flux cleaned = 0.000534749 Jy ! Component: 150 - total flux cleaned = 0.000584155 Jy ! Component: 200 - total flux cleaned = 0.000653382 Jy ! Total flux subtracted in 200 components = 0.000653382 Jy ! Clean residual min=-0.001289 max=0.001323 Jy/beam ! Clean residual mean=0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.106544 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 113 components and 0.106544 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=0.071020Jy sigma=1.239742 ! Fit after self-cal, rms=0.071024Jy sigma=1.239717 ! 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=0.071024Jy sigma=1.239717 ! Fit after self-cal, rms=0.070768Jy sigma=1.239626 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.898 mas, bmaj=2.9 mas, bpa=-2.671 degrees ! Estimated noise=0.276723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000499447 Jy ! Component: 100 - total flux cleaned = 0.000562461 Jy ! Component: 150 - total flux cleaned = 0.000461922 Jy ! Component: 200 - total flux cleaned = 0.000392565 Jy ! Total flux subtracted in 200 components = 0.000392565 Jy ! Clean residual min=-0.001409 max=0.001485 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.106937 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 0.106937 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=0.070758Jy sigma=1.239557 ! Fit after self-cal, rms=0.070745Jy sigma=1.239471 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 (-41.2, -18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000876104 Jy ! Component: 100 - total flux cleaned = 0.00112873 Jy ! Component: 150 - total flux cleaned = 0.00132114 Jy ! Component: 200 - total flux cleaned = 0.00139558 Jy ! Total flux subtracted in 200 components = 0.00139558 Jy ! Clean residual min=-0.001226 max=0.001427 Jy/beam ! Clean residual mean=0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.108332 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 150 components and 0.108332 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=0.070719Jy sigma=1.239083 ! Fit after self-cal, rms=0.070704Jy sigma=1.238998 ! Inverting map ! Added new window around map position (21.8, 15.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000845403 Jy ! Component: 100 - total flux cleaned = 0.001068 Jy ! Component: 150 - total flux cleaned = 0.00136971 Jy ! Component: 200 - total flux cleaned = 0.00151712 Jy ! Total flux subtracted in 200 components = 0.00151712 Jy ! Clean residual min=-0.000935 max=0.000981 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.10985 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 180 components and 0.10985 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=0.070677Jy sigma=1.238701 ! Fit after self-cal, rms=0.070675Jy sigma=1.238605 ! 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=0.8038 mas, bmaj=1.8 mas, bpa=-2.81 degrees ! Estimated noise=0.213474 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8038 x 1.8 at -2.81 degrees (North through East) ! Clean map min=-0.0014448 max=0.055505 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=0.6263 mas, bmaj=1.532 mas, bpa=-3.656 degrees ! Estimated noise=0.469579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0390585 Jy ! Component: 100 - total flux cleaned = 0.0566352 Jy ! Component: 150 - total flux cleaned = 0.0677064 Jy ! Component: 200 - total flux cleaned = 0.0747496 Jy ! Total flux subtracted in 200 components = 0.0747496 Jy ! Clean residual min=-0.004138 max=0.004258 Jy/beam ! Clean residual mean=-0.000001 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.0747496 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0747496 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8038 mas, bmaj=1.8 mas, bpa=-2.81 degrees ! Estimated noise=0.213474 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 = 0.00839565 Jy ! Component: 100 - total flux cleaned = 0.0134652 Jy ! Component: 150 - total flux cleaned = 0.0171607 Jy ! Component: 200 - total flux cleaned = 0.0202074 Jy ! Total flux subtracted in 200 components = 0.0202074 Jy ! Clean residual min=-0.002345 max=0.002709 Jy/beam ! Clean residual mean=-0.000003 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.094957 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.094957 Jy ! Inverting map ! Added new window around map position (-1, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275371 Jy ! Component: 100 - total flux cleaned = 0.00470512 Jy ! Component: 150 - total flux cleaned = 0.00595056 Jy ! Component: 200 - total flux cleaned = 0.00722674 Jy ! Total flux subtracted in 200 components = 0.00722674 Jy ! Clean residual min=-0.001881 max=0.001832 Jy/beam ! Clean residual mean=-0.000001 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.102184 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 66 components and 0.102184 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=1.898 mas, bmaj=2.9 mas, bpa=-2.671 degrees ! Estimated noise=0.276723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179592 Jy ! Component: 100 - total flux cleaned = 0.00296536 Jy ! Component: 150 - total flux cleaned = 0.00362833 Jy ! Component: 200 - total flux cleaned = 0.00431026 Jy ! Total flux subtracted in 200 components = 0.00431026 Jy ! Clean residual min=-0.001584 max=0.001479 Jy/beam ! Clean residual mean=-0.000001 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.106494 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 = 0.000614011 Jy ! Component: 100 - total flux cleaned = 0.00125507 Jy ! Component: 150 - total flux cleaned = 0.00188464 Jy ! Component: 200 - total flux cleaned = 0.00243358 Jy ! Total flux subtracted in 200 components = 0.00243358 Jy ! Clean residual min=-0.001321 max=0.001255 Jy/beam ! Clean residual mean=-0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.108928 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 131 components and 0.108928 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8038 mas, bmaj=1.8 mas, bpa=-2.81 degrees ! Estimated noise=0.213474 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000708263 Jy ! Component: 100 - total flux cleaned = -0.000859216 Jy ! Component: 150 - total flux cleaned = -0.000949223 Jy ! Component: 200 - total flux cleaned = -0.000991966 Jy ! Total flux subtracted in 200 components = -0.000991966 Jy ! Clean residual min=-0.001396 max=0.001374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.107936 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 150 components and 0.107936 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=0.070739Jy sigma=1.240055 ! Fit after self-cal, rms=0.070721Jy sigma=1.239378 wmodel J1457+0938_X_map.mod ! Writing 150 model components to file: J1457+0938_X_map.mod wobs J1457+0938_X_uvs.fits ! Writing UV FITS file: J1457+0938_X_uvs.fits wwins J1457+0938_X_map.win ! wwins: Wrote 9 windows to J1457+0938_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 = -0.000241946 Jy ! Component: 100 - total flux cleaned = -0.000331692 Jy ! Component: 150 - total flux cleaned = -0.000478431 Jy ! Component: 200 - total flux cleaned = -0.000537956 Jy ! Component: 250 - total flux cleaned = -0.000690184 Jy ! Component: 300 - total flux cleaned = -0.000818287 Jy ! Component: 350 - total flux cleaned = -0.000960543 Jy ! Component: 400 - total flux cleaned = -0.00104716 Jy ! Component: 450 - total flux cleaned = -0.00109803 Jy ! Component: 500 - total flux cleaned = -0.00111482 Jy ! Component: 550 - total flux cleaned = -0.00114725 Jy ! Component: 600 - total flux cleaned = -0.00114755 Jy ! Component: 650 - total flux cleaned = -0.00117846 Jy ! Component: 700 - total flux cleaned = -0.00116319 Jy ! Component: 750 - total flux cleaned = -0.00111821 Jy ! Component: 800 - total flux cleaned = -0.00110359 Jy ! Component: 850 - total flux cleaned = -0.00108944 Jy ! Component: 900 - total flux cleaned = -0.00113201 Jy ! Component: 950 - total flux cleaned = -0.0011037 Jy ! Component: 1000 - total flux cleaned = -0.00114519 Jy ! Component: 1050 - total flux cleaned = -0.001118 Jy ! Component: 1100 - total flux cleaned = -0.00115841 Jy ! Component: 1150 - total flux cleaned = -0.00119821 Jy ! Component: 1200 - total flux cleaned = -0.00117192 Jy ! Component: 1250 - total flux cleaned = -0.00115919 Jy ! Component: 1300 - total flux cleaned = -0.0012106 Jy ! Component: 1350 - total flux cleaned = -0.00118537 Jy ! Component: 1400 - total flux cleaned = -0.00119808 Jy ! Component: 1450 - total flux cleaned = -0.00112398 Jy ! Component: 1500 - total flux cleaned = -0.00116107 Jy ! Component: 1550 - total flux cleaned = -0.00118548 Jy ! Component: 1600 - total flux cleaned = -0.00117323 Jy ! Component: 1650 - total flux cleaned = -0.00119685 Jy ! Component: 1700 - total flux cleaned = -0.00117322 Jy ! Component: 1750 - total flux cleaned = -0.00113822 Jy ! Component: 1800 - total flux cleaned = -0.00118428 Jy ! Component: 1850 - total flux cleaned = -0.0011955 Jy ! Component: 1900 - total flux cleaned = -0.00115028 Jy ! Component: 1950 - total flux cleaned = -0.00115051 Jy ! Component: 2000 - total flux cleaned = -0.0011728 Jy ! Component: 2050 - total flux cleaned = -0.00118376 Jy ! Component: 2100 - total flux cleaned = -0.00115096 Jy ! Component: 2150 - total flux cleaned = -0.00118345 Jy ! Component: 2200 - total flux cleaned = -0.00119406 Jy ! Component: 2250 - total flux cleaned = -0.00121529 Jy ! Component: 2300 - total flux cleaned = -0.00120462 Jy ! Component: 2350 - total flux cleaned = -0.0011732 Jy ! Component: 2400 - total flux cleaned = -0.00122512 Jy ! Component: 2450 - total flux cleaned = -0.00123547 Jy ! Component: 2500 - total flux cleaned = -0.00123558 Jy ! Component: 2550 - total flux cleaned = -0.00126621 Jy ! Component: 2600 - total flux cleaned = -0.00126633 Jy ! Component: 2650 - total flux cleaned = -0.00129634 Jy ! Component: 2700 - total flux cleaned = -0.00133607 Jy ! Component: 2750 - total flux cleaned = -0.00135565 Jy ! Component: 2800 - total flux cleaned = -0.00132629 Jy ! Component: 2850 - total flux cleaned = -0.00135549 Jy ! Component: 2900 - total flux cleaned = -0.00136513 Jy ! Component: 2950 - total flux cleaned = -0.00140336 Jy ! Component: 3000 - total flux cleaned = -0.00138437 Jy ! Component: 3050 - total flux cleaned = -0.00141262 Jy ! Component: 3100 - total flux cleaned = -0.00143127 Jy ! Component: 3150 - total flux cleaned = -0.00144989 Jy ! Component: 3200 - total flux cleaned = -0.00146833 Jy ! Component: 3250 - total flux cleaned = -0.00148664 Jy ! Component: 3300 - total flux cleaned = -0.00148669 Jy ! Component: 3350 - total flux cleaned = -0.00146844 Jy ! Component: 3400 - total flux cleaned = -0.00148645 Jy ! Component: 3450 - total flux cleaned = -0.00150438 Jy ! Component: 3500 - total flux cleaned = -0.00146868 Jy ! Component: 3550 - total flux cleaned = -0.00153073 Jy ! Component: 3600 - total flux cleaned = -0.00147775 Jy ! Component: 3650 - total flux cleaned = -0.0014864 Jy ! Component: 3700 - total flux cleaned = -0.00148639 Jy ! Component: 3750 - total flux cleaned = -0.00144326 Jy ! Component: 3800 - total flux cleaned = -0.00144326 Jy ! Component: 3850 - total flux cleaned = -0.00146039 Jy ! Component: 3900 - total flux cleaned = -0.00147743 Jy ! Component: 3950 - total flux cleaned = -0.0014943 Jy ! Component: 4000 - total flux cleaned = -0.00148586 Jy ! Component: 4050 - total flux cleaned = -0.00150258 Jy ! Total flux subtracted in 4096 components = -0.00153586 Jy ! Clean residual min=-0.000526 max=0.000468 Jy/beam ! Clean residual mean=0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.1064 Jy keep ! Adding 287 model components to the UV plane model. ! The established model now contains 437 components and 0.1064 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1457+0938_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8038 x 1.8 at -2.81 degrees (North through East) ! Clean map min=-0.00083853 max=0.054748 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1457+0938_X_map.fits wmodel /vlbi/uf001/uva//J1457+0938_X_map.mod ! Writing 437 model components to file: /vlbi/uf001/uva//J1457+0938_X_map.mod wobs /vlbi/uf001/uva//J1457+0938_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1457+0938_X_uvs.fits wwins /vlbi/uf001/uva//J1457+0938_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1457+0938_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0547484 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137406 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.752933 0.752933 1.50587 3.01173 6.02347 12.0469 24.0939 48.1877 96.3755 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 398.441 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1457+0938_X_dfm.log closed on Mon Jan 14 03:07:18 2019