! Started logfile: /vlbi/bp222/maps//J2346+0930_X_dfm.log on Mon Jan 14 17:29:23 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/bp222/maps//J2346+0930_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2346+0930_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J2346+0930 ! ! 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 6720 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 J2346+0930_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 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.185610Jy sigma=18.910560 ! Fit after self-cal, rms=0.409466Jy sigma=6.328006 ! 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=0.7369 mas, bmaj=2.937 mas, bpa=-22.46 degrees ! Estimated noise=0.995417 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 = 0.455288 Jy ! Component: 100 - total flux cleaned = 0.599306 Jy ! Total flux subtracted in 100 components = 0.599306 Jy ! Clean residual min=-0.037670 max=0.069505 Jy/beam ! Clean residual mean=-0.000051 rms=0.011904 Jy/beam ! Combined flux in latest and established models = 0.599306 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.599306 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=0.171007Jy sigma=2.738268 ! Fit after self-cal, rms=0.170501Jy sigma=2.734584 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0818847 Jy ! Component: 100 - total flux cleaned = 0.133521 Jy ! Total flux subtracted in 100 components = 0.133521 Jy ! Clean residual min=-0.026276 max=0.043731 Jy/beam ! Clean residual mean=-0.000027 rms=0.006586 Jy/beam ! Combined flux in latest and established models = 0.732826 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.732826 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=0.104049Jy sigma=1.607613 ! Fit after self-cal, rms=0.103537Jy sigma=1.603901 ! Inverting map ! Added new window around map position (1.6, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0416787 Jy ! Component: 100 - total flux cleaned = 0.0652675 Jy ! Total flux subtracted in 100 components = 0.0652675 Jy ! Clean residual min=-0.020373 max=0.020887 Jy/beam ! Clean residual mean=-0.000015 rms=0.004367 Jy/beam ! Combined flux in latest and established models = 0.798094 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.798094 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=0.080342Jy sigma=1.224146 ! Fit after self-cal, rms=0.079331Jy sigma=1.208384 ! 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=0.9589 mas, bmaj=2.999 mas, bpa=-21.77 degrees ! Estimated noise=0.572616 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 = 0.0216788 Jy ! Component: 100 - total flux cleaned = 0.031664 Jy ! Component: 150 - total flux cleaned = 0.0327197 Jy ! Component: 200 - total flux cleaned = 0.0335849 Jy ! Total flux subtracted in 200 components = 0.0335849 Jy ! Clean residual min=-0.015584 max=0.019590 Jy/beam ! Clean residual mean=-0.000026 rms=0.004421 Jy/beam ! Combined flux in latest and established models = 0.831679 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 38 components and 0.831679 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=0.072663Jy sigma=1.102420 ! Fit after self-cal, rms=0.072273Jy sigma=1.096809 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9589 x 2.999 at -21.77 degrees (North through East) ! Clean map min=-0.015024 max=0.57926 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.01 KP 1.04 ! LA 0.98 MK 1.02 NL 1.00 OV 1.00 ! PT 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.97 KP 1.02 ! LA 0.98 MK 1.03 NL 0.98 OV 1.00 ! PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 1.01 ! LA 1.00 MK 1.00 NL 0.99 OV 0.99 ! PT 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.99 KP 0.99 ! LA 0.99 MK 1.01 NL 0.98 OV 0.99 ! PT 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.98 KP 0.98 ! LA 0.99 MK 1.00 NL 0.98 OV 0.99 ! PT 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.97 KP 0.99 ! LA 0.97 MK 1.01 NL 0.96 OV 0.99 ! PT 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.98 KP 0.98 ! LA 0.98 MK 1.00 NL 0.98 OV 0.98 ! PT 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.99 KP 0.98 ! LA 0.97 MK 1.01 NL 0.98 OV 0.99 ! PT 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.00 KP 0.99 ! LA 0.98 MK 0.99 NL 0.97 OV 0.98 ! PT 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.97 KP 0.99 ! LA 0.98 MK 0.98 NL 0.97 OV 0.97 ! PT 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.98 KP 0.98 ! LA 0.99 MK 0.97 NL 0.99 OV 0.98 ! PT 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.98 KP 0.98 ! LA 0.99 MK 1.00 NL 0.98 OV 0.98 ! PT 1.04 ! ! ! Fit before self-cal, rms=0.072273Jy sigma=1.096809 ! Fit after self-cal, rms=0.068073Jy sigma=1.043209 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9594 mas, bmaj=2.993 mas, bpa=-21.79 degrees ! Estimated noise=0.567249 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 = 0.00941143 Jy ! Component: 100 - total flux cleaned = 0.0127867 Jy ! Component: 150 - total flux cleaned = 0.0135269 Jy ! Component: 200 - total flux cleaned = 0.0136799 Jy ! Total flux subtracted in 200 components = 0.0136799 Jy ! Clean residual min=-0.013102 max=0.015559 Jy/beam ! Clean residual mean=-0.000034 rms=0.003618 Jy/beam ! Combined flux in latest and established models = 0.845358 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.845358 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=0.066415Jy sigma=1.018093 ! Fit after self-cal, rms=0.066387Jy sigma=1.016083 ! 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=0.066387Jy sigma=1.016083 ! Fit after self-cal, rms=0.065959Jy sigma=1.012249 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9573 mas, bmaj=2.997 mas, bpa=-21.83 degrees ! Estimated noise=0.566952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00598071 Jy ! Component: 100 - total flux cleaned = 0.00696375 Jy ! Component: 150 - total flux cleaned = 0.00763639 Jy ! Component: 200 - total flux cleaned = 0.00775737 Jy ! Total flux subtracted in 200 components = 0.00775737 Jy ! Clean residual min=-0.012111 max=0.014728 Jy/beam ! Clean residual mean=-0.000033 rms=0.003428 Jy/beam ! Combined flux in latest and established models = 0.853116 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.853116 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=0.065111Jy sigma=0.999925 ! Fit after self-cal, rms=0.065120Jy sigma=0.999114 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 (-11.8, -31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138135 Jy ! Component: 100 - total flux cleaned = 0.0212548 Jy ! Component: 150 - total flux cleaned = 0.0264725 Jy ! Component: 200 - total flux cleaned = 0.0306161 Jy ! Total flux subtracted in 200 components = 0.0306161 Jy ! Clean residual min=-0.009971 max=0.012662 Jy/beam ! Clean residual mean=-0.000016 rms=0.002662 Jy/beam ! Combined flux in latest and established models = 0.883732 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 87 components and 0.883732 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=0.061958Jy sigma=0.945746 ! Fit after self-cal, rms=0.061831Jy sigma=0.942657 ! Inverting map ! Added new window around map position (-3.4, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123631 Jy ! Component: 100 - total flux cleaned = 0.0194872 Jy ! Component: 150 - total flux cleaned = 0.0246479 Jy ! Component: 200 - total flux cleaned = 0.0290608 Jy ! Total flux subtracted in 200 components = 0.0290608 Jy ! Clean residual min=-0.007657 max=0.007333 Jy/beam ! Clean residual mean=-0.000002 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 0.912793 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 127 components and 0.912793 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=0.058965Jy sigma=0.896373 ! Fit after self-cal, rms=0.058928Jy sigma=0.895507 ! 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=0.058928Jy sigma=0.895507 ! Fit after self-cal, rms=0.058288Jy sigma=0.888976 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9575 mas, bmaj=3.006 mas, bpa=-21.84 degrees ! Estimated noise=0.56465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365182 Jy ! Component: 100 - total flux cleaned = 0.0060231 Jy ! Component: 150 - total flux cleaned = 0.0074551 Jy ! Component: 200 - total flux cleaned = 0.00875762 Jy ! Total flux subtracted in 200 components = 0.00875762 Jy ! Clean residual min=-0.006290 max=0.005907 Jy/beam ! Clean residual mean=0.000004 rms=0.001385 Jy/beam ! Combined flux in latest and established models = 0.92155 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 156 components and 0.92155 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=0.057671Jy sigma=0.878905 ! Fit after self-cal, rms=0.057679Jy sigma=0.878718 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 = 0.00169917 Jy ! Component: 100 - total flux cleaned = 0.00280592 Jy ! Component: 150 - total flux cleaned = 0.00382846 Jy ! Component: 200 - total flux cleaned = 0.00477355 Jy ! Total flux subtracted in 200 components = 0.00477355 Jy ! Clean residual min=-0.005791 max=0.005506 Jy/beam ! Clean residual mean=0.000006 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 0.926324 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 173 components and 0.926324 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=0.057387Jy sigma=0.874135 ! Fit after self-cal, rms=0.057389Jy sigma=0.874085 ! 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=0.057389Jy sigma=0.874085 ! Fit after self-cal, rms=0.057260Jy sigma=0.873692 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.302 mas, bmaj=3.247 mas, bpa=-9.866 degrees ! Estimated noise=0.669142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00234985 Jy ! Component: 100 - total flux cleaned = 0.003705 Jy ! Component: 150 - total flux cleaned = 0.00466454 Jy ! Component: 200 - total flux cleaned = 0.00558781 Jy ! Total flux subtracted in 200 components = 0.00558781 Jy ! Clean residual min=-0.005815 max=0.005888 Jy/beam ! Clean residual mean=0.000017 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 0.931912 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 208 components and 0.931912 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=0.057165Jy sigma=0.871981 ! Fit after self-cal, rms=0.057166Jy sigma=0.871941 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 = 0.000815452 Jy ! Component: 100 - total flux cleaned = 0.0015525 Jy ! Component: 150 - total flux cleaned = 0.00176581 Jy ! Component: 200 - total flux cleaned = 0.00191827 Jy ! Total flux subtracted in 200 components = 0.00191827 Jy ! Clean residual min=-0.005489 max=0.005764 Jy/beam ! Clean residual mean=0.000018 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 0.93383 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 221 components and 0.93383 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=0.057126Jy sigma=0.871303 ! Fit after self-cal, rms=0.057129Jy sigma=0.871286 ! 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=0.9565 mas, bmaj=3.008 mas, bpa=-21.85 degrees ! Estimated noise=0.563706 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9565 x 3.008 at -21.85 degrees (North through East) ! Clean map min=-0.0051834 max=0.5741 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=0.057129Jy sigma=0.871286 ! Fit after self-cal, rms=0.053999Jy sigma=0.812750 ! Inverting map and beam ! Estimated beam: bmin=0.9571 mas, bmaj=3.007 mas, bpa=-21.85 degrees ! Estimated noise=0.563977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000157388 Jy ! Component: 100 - total flux cleaned = 6.55868e-05 Jy ! Component: 150 - total flux cleaned = 0.00025718 Jy ! Component: 200 - total flux cleaned = 0.000559584 Jy ! Total flux subtracted in 200 components = 0.000559584 Jy ! Clean residual min=-0.005079 max=0.004930 Jy/beam ! Clean residual mean=0.000010 rms=0.001154 Jy/beam ! Combined flux in latest and established models = 0.934389 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 233 components and 0.934389 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=0.053815Jy sigma=0.810201 ! Fit after self-cal, rms=0.053818Jy sigma=0.810192 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000175286 Jy ! Component: 100 - total flux cleaned = 0.000450554 Jy ! Component: 150 - total flux cleaned = 0.000711474 Jy ! Component: 200 - total flux cleaned = 0.000810973 Jy ! Total flux subtracted in 200 components = 0.000810973 Jy ! Clean residual min=-0.004798 max=0.004819 Jy/beam ! Clean residual mean=0.000010 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 0.9352 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 253 components and 0.9352 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=0.053722Jy sigma=0.808744 ! Fit after self-cal, rms=0.053723Jy sigma=0.808738 ! Inverting map ! Added new window around map position (15.6, 7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0043377 Jy ! Component: 100 - total flux cleaned = 0.00647392 Jy ! Component: 150 - total flux cleaned = 0.00770736 Jy ! Component: 200 - total flux cleaned = 0.00858446 Jy ! Total flux subtracted in 200 components = 0.00858446 Jy ! Clean residual min=-0.004462 max=0.003939 Jy/beam ! Clean residual mean=0.000006 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.943785 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 275 components and 0.943785 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=0.053258Jy sigma=0.802710 ! Fit after self-cal, rms=0.053239Jy sigma=0.802464 ! 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=0.053239Jy sigma=0.802464 ! Fit after self-cal, rms=0.053132Jy sigma=0.801976 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=0.7362 mas, bmaj=2.946 mas, bpa=-22.52 degrees ! Estimated noise=0.977958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.447479 Jy ! Component: 100 - total flux cleaned = 0.590305 Jy ! Component: 150 - total flux cleaned = 0.674771 Jy ! Component: 200 - total flux cleaned = 0.730455 Jy ! Total flux subtracted in 200 components = 0.730455 Jy ! Clean residual min=-0.022251 max=0.030118 Jy/beam ! Clean residual mean=-0.000031 rms=0.005806 Jy/beam ! Combined flux in latest and established models = 0.730455 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.730455 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9561 mas, bmaj=3.009 mas, bpa=-21.85 degrees ! Estimated noise=0.563401 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 = 0.0511749 Jy ! Component: 100 - total flux cleaned = 0.0799978 Jy ! Component: 150 - total flux cleaned = 0.100364 Jy ! Component: 200 - total flux cleaned = 0.116323 Jy ! Total flux subtracted in 200 components = 0.116323 Jy ! Clean residual min=-0.012085 max=0.014994 Jy/beam ! Clean residual mean=-0.000034 rms=0.003252 Jy/beam ! Combined flux in latest and established models = 0.846778 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.846778 Jy ! Inverting map ! Added new window around map position (3.2, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01438 Jy ! Component: 100 - total flux cleaned = 0.0248873 Jy ! Component: 150 - total flux cleaned = 0.0338078 Jy ! Component: 200 - total flux cleaned = 0.0414948 Jy ! Total flux subtracted in 200 components = 0.0414948 Jy ! Clean residual min=-0.009327 max=0.007221 Jy/beam ! Clean residual mean=-0.000017 rms=0.002104 Jy/beam ! Combined flux in latest and established models = 0.888273 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 75 components and 0.888273 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=2.302 mas, bmaj=3.247 mas, bpa=-9.886 degrees ! Estimated noise=0.66896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00920699 Jy ! Component: 100 - total flux cleaned = 0.0165494 Jy ! Component: 150 - total flux cleaned = 0.0227401 Jy ! Component: 200 - total flux cleaned = 0.0280838 Jy ! Total flux subtracted in 200 components = 0.0280838 Jy ! Clean residual min=-0.008190 max=0.005588 Jy/beam ! Clean residual mean=-0.000012 rms=0.002082 Jy/beam ! Combined flux in latest and established models = 0.916356 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 = 0.0046609 Jy ! Component: 100 - total flux cleaned = 0.00875753 Jy ! Component: 150 - total flux cleaned = 0.0121025 Jy ! Component: 200 - total flux cleaned = 0.0146981 Jy ! Total flux subtracted in 200 components = 0.0146981 Jy ! Clean residual min=-0.006691 max=0.004728 Jy/beam ! Clean residual mean=-0.000004 rms=0.001614 Jy/beam ! Combined flux in latest and established models = 0.931054 Jy ! Adding 83 model components to the UV plane model. ! The established model now contains 152 components and 0.931055 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9561 mas, bmaj=3.009 mas, bpa=-21.85 degrees ! Estimated noise=0.563401 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000967554 Jy ! Component: 100 - total flux cleaned = 0.00271705 Jy ! Component: 150 - total flux cleaned = 0.00463115 Jy ! Component: 200 - total flux cleaned = 0.00624654 Jy ! Total flux subtracted in 200 components = 0.00624654 Jy ! Clean residual min=-0.006043 max=0.004069 Jy/beam ! Clean residual mean=-0.000000 rms=0.001158 Jy/beam ! Combined flux in latest and established models = 0.937301 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 176 components and 0.937301 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=0.053631Jy sigma=0.811907 ! Fit after self-cal, rms=0.053514Jy sigma=0.810015 wmodel J2346+0930_X_map.mod ! Writing 176 model components to file: J2346+0930_X_map.mod wobs J2346+0930_X_uvs.fits ! Writing UV FITS file: J2346+0930_X_uvs.fits wwins J2346+0930_X_map.win ! wwins: Wrote 6 windows to J2346+0930_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 = -0.00259018 Jy ! Component: 100 - total flux cleaned = -0.00468565 Jy ! Component: 150 - total flux cleaned = -0.00577675 Jy ! Component: 200 - total flux cleaned = -0.00669062 Jy ! Component: 250 - total flux cleaned = -0.00747484 Jy ! Component: 300 - total flux cleaned = -0.00832758 Jy ! Component: 350 - total flux cleaned = -0.00919167 Jy ! Component: 400 - total flux cleaned = -0.00996523 Jy ! Component: 450 - total flux cleaned = -0.0106544 Jy ! Component: 500 - total flux cleaned = -0.0111737 Jy ! Component: 550 - total flux cleaned = -0.0115817 Jy ! Component: 600 - total flux cleaned = -0.0117568 Jy ! Component: 650 - total flux cleaned = -0.0119691 Jy ! Component: 700 - total flux cleaned = -0.0122551 Jy ! Component: 750 - total flux cleaned = -0.0126514 Jy ! Component: 800 - total flux cleaned = -0.0129203 Jy ! Component: 850 - total flux cleaned = -0.0131833 Jy ! Component: 900 - total flux cleaned = -0.0134391 Jy ! Component: 950 - total flux cleaned = -0.0136176 Jy ! Component: 1000 - total flux cleaned = -0.0138952 Jy ! Component: 1050 - total flux cleaned = -0.0139975 Jy ! Component: 1100 - total flux cleaned = -0.0141638 Jy ! Component: 1150 - total flux cleaned = -0.0142617 Jy ! Component: 1200 - total flux cleaned = -0.0143895 Jy ! Component: 1250 - total flux cleaned = -0.0146693 Jy ! Component: 1300 - total flux cleaned = -0.0147302 Jy ! Component: 1350 - total flux cleaned = -0.0148501 Jy ! Component: 1400 - total flux cleaned = -0.0149972 Jy ! Component: 1450 - total flux cleaned = -0.0151701 Jy ! Component: 1500 - total flux cleaned = -0.0152264 Jy ! Component: 1550 - total flux cleaned = -0.0154215 Jy ! Component: 1600 - total flux cleaned = -0.0155577 Jy ! Component: 1650 - total flux cleaned = -0.0156651 Jy ! Component: 1700 - total flux cleaned = -0.0157968 Jy ! Component: 1750 - total flux cleaned = -0.0158487 Jy ! Component: 1800 - total flux cleaned = -0.0160276 Jy ! Component: 1850 - total flux cleaned = -0.0160527 Jy ! Component: 1900 - total flux cleaned = -0.0161275 Jy ! Component: 1950 - total flux cleaned = -0.0162739 Jy ! Component: 2000 - total flux cleaned = -0.0163696 Jy ! Component: 2050 - total flux cleaned = -0.0164168 Jy ! Component: 2100 - total flux cleaned = -0.0164401 Jy ! Component: 2150 - total flux cleaned = -0.0164865 Jy ! Component: 2200 - total flux cleaned = -0.0165776 Jy ! Component: 2250 - total flux cleaned = -0.016645 Jy ! Component: 2300 - total flux cleaned = -0.0166893 Jy ! Component: 2350 - total flux cleaned = -0.0166674 Jy ! Component: 2400 - total flux cleaned = -0.0167544 Jy ! Component: 2450 - total flux cleaned = -0.0167976 Jy ! Component: 2500 - total flux cleaned = -0.0168614 Jy ! Component: 2550 - total flux cleaned = -0.0168404 Jy ! Component: 2600 - total flux cleaned = -0.0168821 Jy ! Component: 2650 - total flux cleaned = -0.0168822 Jy ! Component: 2700 - total flux cleaned = -0.0168822 Jy ! Component: 2750 - total flux cleaned = -0.0168621 Jy ! Component: 2800 - total flux cleaned = -0.0168618 Jy ! Component: 2850 - total flux cleaned = -0.0169014 Jy ! Component: 2900 - total flux cleaned = -0.0168816 Jy ! Component: 2950 - total flux cleaned = -0.0169009 Jy ! Component: 3000 - total flux cleaned = -0.0168429 Jy ! Component: 3050 - total flux cleaned = -0.0169004 Jy ! Component: 3100 - total flux cleaned = -0.0169382 Jy ! Component: 3150 - total flux cleaned = -0.0168816 Jy ! Component: 3200 - total flux cleaned = -0.0169378 Jy ! Component: 3250 - total flux cleaned = -0.0169563 Jy ! Component: 3300 - total flux cleaned = -0.0169932 Jy ! Component: 3350 - total flux cleaned = -0.0169931 Jy ! Component: 3400 - total flux cleaned = -0.0170476 Jy ! Component: 3450 - total flux cleaned = -0.0170296 Jy ! Component: 3500 - total flux cleaned = -0.0170836 Jy ! Component: 3550 - total flux cleaned = -0.0171193 Jy ! Component: 3600 - total flux cleaned = -0.0171371 Jy ! Component: 3650 - total flux cleaned = -0.0171723 Jy ! Component: 3700 - total flux cleaned = -0.0172247 Jy ! Component: 3750 - total flux cleaned = -0.0172245 Jy ! Component: 3800 - total flux cleaned = -0.0171724 Jy ! Component: 3850 - total flux cleaned = -0.0172414 Jy ! Component: 3900 - total flux cleaned = -0.0172243 Jy ! Component: 3950 - total flux cleaned = -0.0172586 Jy ! Component: 4000 - total flux cleaned = -0.0172755 Jy ! Component: 4050 - total flux cleaned = -0.0173261 Jy ! Total flux subtracted in 4096 components = -0.0173262 Jy ! Clean residual min=-0.001096 max=0.001061 Jy/beam ! Clean residual mean=0.000000 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.919975 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 441 components and 0.919975 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2346+0930_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9561 x 3.009 at -21.85 degrees (North through East) ! Clean map min=-0.0030383 max=0.56825 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2346+0930_X_map.fits wmodel /vlbi/bp222/maps//J2346+0930_X_map.mod ! Writing 441 model components to file: /vlbi/bp222/maps//J2346+0930_X_map.mod wobs /vlbi/bp222/maps//J2346+0930_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2346+0930_X_uvs.fits wwins /vlbi/bp222/maps//J2346+0930_X_map.win ! wwins: Wrote 7 windows to /vlbi/bp222/maps//J2346+0930_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.568248 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000279125 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.147361 0.147361 0.294722 0.589445 1.17889 2.35778 4.71556 9.43112 18.8622 37.7245 75.4489 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.568 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2035.81 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2346+0930_X_dfm.log closed on Mon Jan 14 17:29:28 2019