! Started logfile: J1955+5131_S_2014_05_31_pus_uvs.log on Mon Nov 28 15:37:36 2016 obs J1955+5131_S_2014_05_31_pus_uva.fits ! Reading UV FITS file: J1955+5131_S_2014_05_31_pus_uva.fits ! AN table 1: 55 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.825859 visibilities/baseline/integration-bin. ! Found source: J1955+5131 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23588e+09 3.2e+07 1 3.2e+07 ! 02 2 2.26788e+09 3.2e+07 1 3.2e+07 ! 03 3 2.29988e+09 3.2e+07 1 3.2e+07 ! 04 4 2.36388e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 336 lines of history. ! ! Reading 8176 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 1024 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J1955+5131_S_2014_05_31_pus] 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 mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.254129Jy sigma=0.003152 ! Fit after self-cal, rms=0.203669Jy sigma=0.002528 ! 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=3.46 mas, bmaj=3.89 mas, bpa=-4.543 degrees ! Estimated noise=946.475 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 = 0.664956 Jy ! Component: 100 - total flux cleaned = 0.815524 Jy ! Total flux subtracted in 100 components = 0.815524 Jy ! Clean residual min=-0.024249 max=0.055065 Jy/beam ! Clean residual mean=-0.000145 rms=0.007097 Jy/beam ! Combined flux in latest and established models = 0.815524 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.815524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172443Jy sigma=0.002064 ! Fit after self-cal, rms=0.172238Jy sigma=0.002062 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0583794 Jy ! Component: 100 - total flux cleaned = 0.0895505 Jy ! Total flux subtracted in 100 components = 0.0895505 Jy ! Clean residual min=-0.020639 max=0.036364 Jy/beam ! Clean residual mean=-0.000086 rms=0.005300 Jy/beam ! Combined flux in latest and established models = 0.905074 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.905074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143481Jy sigma=0.001718 ! Fit after self-cal, rms=0.143055Jy sigma=0.001714 ! Inverting map ! Added new window around map position (-14, 6.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0358288 Jy ! Component: 100 - total flux cleaned = 0.058005 Jy ! Total flux subtracted in 100 components = 0.058005 Jy ! Clean residual min=-0.018080 max=0.029996 Jy/beam ! Clean residual mean=-0.000054 rms=0.004370 Jy/beam ! Combined flux in latest and established models = 0.963079 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.963079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129126Jy sigma=0.001535 ! Fit after self-cal, rms=0.128284Jy sigma=0.001527 ! Inverting map ! Added new window around map position (-5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0279621 Jy ! Component: 100 - total flux cleaned = 0.0442029 Jy ! Total flux subtracted in 100 components = 0.0442029 Jy ! Clean residual min=-0.015737 max=0.017134 Jy/beam ! Clean residual mean=-0.000023 rms=0.003624 Jy/beam ! Combined flux in latest and established models = 1.00728 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 1.00728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119889Jy sigma=0.001427 ! Fit after self-cal, rms=0.119064Jy sigma=0.001419 ! 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=4.521 mas, bmaj=4.977 mas, bpa=9.475 degrees ! Estimated noise=633.42 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 = 0.0205368 Jy ! Component: 100 - total flux cleaned = 0.0331149 Jy ! Component: 150 - total flux cleaned = 0.0423486 Jy ! Component: 200 - total flux cleaned = 0.04931 Jy ! Total flux subtracted in 200 components = 0.04931 Jy ! Clean residual min=-0.014864 max=0.017184 Jy/beam ! Clean residual mean=0.000030 rms=0.003363 Jy/beam ! Combined flux in latest and established models = 1.05659 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 82 components and 1.05659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114479Jy sigma=0.001372 ! Fit after self-cal, rms=0.113848Jy sigma=0.001366 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.86 HN 0.98 KP 1.03 ! LA 1.19 MK 1.00 NL 0.97 OV 0.98 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.03 KP 1.01 ! LA 1.14 MK 1.02 NL 1.02 OV 1.01 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.15 HN 1.02 KP 0.91 ! LA 0.90 MK 1.03 NL 0.98 OV 0.94 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HN 1.01 KP 0.88 ! LA 0.87 MK 1.02 NL 1.06 OV 0.99 ! PT 1.01 SC 0.96 ! ! ! Fit before self-cal, rms=0.113848Jy sigma=0.001366 ! Fit after self-cal, rms=0.071006Jy sigma=0.000845 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.536 mas, bmaj=4.998 mas, bpa=10.16 degrees ! Estimated noise=631.755 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 (-24, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104213 Jy ! Component: 100 - total flux cleaned = 0.0172133 Jy ! Component: 150 - total flux cleaned = 0.0223968 Jy ! Component: 200 - total flux cleaned = 0.0258335 Jy ! Total flux subtracted in 200 components = 0.0258335 Jy ! Clean residual min=-0.005708 max=0.008487 Jy/beam ! Clean residual mean=0.000039 rms=0.001516 Jy/beam ! Combined flux in latest and established models = 1.08243 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 111 components and 1.08243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069155Jy sigma=0.000819 ! Fit after self-cal, rms=0.069046Jy sigma=0.000818 ! Inverting map ! Added new window around map position (-35.5, 20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0079651 Jy ! Component: 100 - total flux cleaned = 0.0118816 Jy ! Component: 150 - total flux cleaned = 0.0150598 Jy ! Component: 200 - total flux cleaned = 0.0177659 Jy ! Total flux subtracted in 200 components = 0.0177659 Jy ! Clean residual min=-0.004737 max=0.005504 Jy/beam ! Clean residual mean=0.000023 rms=0.001211 Jy/beam ! Combined flux in latest and established models = 1.10019 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 143 components and 1.10019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067941Jy sigma=0.000803 ! Fit after self-cal, rms=0.067827Jy sigma=0.000802 ! 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. ! ! Fit before self-cal, rms=0.067827Jy sigma=0.000802 ! Fit after self-cal, rms=0.067563Jy sigma=0.000797 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.538 mas, bmaj=4.993 mas, bpa=9.796 degrees ! Estimated noise=631.48 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147323 Jy ! Component: 100 - total flux cleaned = 0.00388465 Jy ! Component: 150 - total flux cleaned = 0.00590113 Jy ! Component: 200 - total flux cleaned = 0.0076983 Jy ! Total flux subtracted in 200 components = 0.0076983 Jy ! Clean residual min=-0.003896 max=0.004390 Jy/beam ! Clean residual mean=0.000009 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 1.10789 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 161 components and 1.10789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067210Jy sigma=0.000793 ! Fit after self-cal, rms=0.067156Jy sigma=0.000792 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 (-83.5, 23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322161 Jy ! Component: 100 - total flux cleaned = 0.00479097 Jy ! Component: 150 - total flux cleaned = 0.00619229 Jy ! Component: 200 - total flux cleaned = 0.0072959 Jy ! Total flux subtracted in 200 components = 0.0072959 Jy ! Clean residual min=-0.003686 max=0.003458 Jy/beam ! Clean residual mean=-0.000000 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 1.11519 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 195 components and 1.11519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066865Jy sigma=0.000788 ! Fit after self-cal, rms=0.066818Jy sigma=0.000788 ! 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. ! ! Fit before self-cal, rms=0.066818Jy sigma=0.000788 ! Fit after self-cal, rms=0.066685Jy sigma=0.000787 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.539 mas, bmaj=4.991 mas, bpa=9.518 degrees ! Estimated noise=631.177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000645729 Jy ! Component: 100 - total flux cleaned = 0.00221247 Jy ! Component: 150 - total flux cleaned = 0.00323384 Jy ! Component: 200 - total flux cleaned = 0.00397603 Jy ! Total flux subtracted in 200 components = 0.00397603 Jy ! Clean residual min=-0.003471 max=0.003108 Jy/beam ! Clean residual mean=-0.000001 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 1.11916 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 214 components and 1.11916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066533Jy sigma=0.000785 ! Fit after self-cal, rms=0.066508Jy sigma=0.000785 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 = 0.000373293 Jy ! Component: 100 - total flux cleaned = 0.00121065 Jy ! Component: 150 - total flux cleaned = 0.00170386 Jy ! Component: 200 - total flux cleaned = 0.00206447 Jy ! Total flux subtracted in 200 components = 0.00206447 Jy ! Clean residual min=-0.003345 max=0.003026 Jy/beam ! Clean residual mean=-0.000003 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 1.12123 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 227 components and 1.12123 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066415Jy sigma=0.000784 ! Fit after self-cal, rms=0.066401Jy sigma=0.000784 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.066401Jy sigma=0.000784 ! Fit after self-cal, rms=0.066315Jy sigma=0.000783 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.29 mas, bmaj=9.234 mas, bpa=42.19 degrees ! Estimated noise=743.613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245436 Jy ! Component: 100 - total flux cleaned = 0.00375272 Jy ! Component: 150 - total flux cleaned = 0.00473142 Jy ! Component: 200 - total flux cleaned = 0.00553935 Jy ! Total flux subtracted in 200 components = 0.00553935 Jy ! Clean residual min=-0.003917 max=0.004285 Jy/beam ! Clean residual mean=-0.000011 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 1.12677 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 254 components and 1.12677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066262Jy sigma=0.000782 ! Fit after self-cal, rms=0.066251Jy sigma=0.000782 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 = 0.000635826 Jy ! Component: 100 - total flux cleaned = 0.00127487 Jy ! Component: 150 - total flux cleaned = 0.00178473 Jy ! Component: 200 - total flux cleaned = 0.00225627 Jy ! Total flux subtracted in 200 components = 0.00225627 Jy ! Clean residual min=-0.003896 max=0.004278 Jy/beam ! Clean residual mean=-0.000016 rms=0.001105 Jy/beam ! Combined flux in latest and established models = 1.12902 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 274 components and 1.12902 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066226Jy sigma=0.000782 ! Fit after self-cal, rms=0.066221Jy sigma=0.000782 ! 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=4.541 mas, bmaj=4.991 mas, bpa=9.457 degrees ! Estimated noise=630.982 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.541 x 4.991 at 9.457 degrees (North through East) ! Clean map min=-0.0030714 max=0.85274 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. ! ! Fit before self-cal, rms=0.066221Jy sigma=0.000782 ! Fit after self-cal, rms=0.061840Jy sigma=0.000725 ! Inverting map and beam ! Estimated beam: bmin=4.541 mas, bmaj=4.992 mas, bpa=9.476 degrees ! Estimated noise=630.809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000715995 Jy ! Component: 100 - total flux cleaned = -0.000616133 Jy ! Component: 150 - total flux cleaned = -0.000571403 Jy ! Component: 200 - total flux cleaned = -0.000571774 Jy ! Total flux subtracted in 200 components = -0.000571774 Jy ! Clean residual min=-0.003015 max=0.003009 Jy/beam ! Clean residual mean=-0.000005 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 1.12845 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 287 components and 1.12845 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061763Jy sigma=0.000724 ! Fit after self-cal, rms=0.061755Jy sigma=0.000724 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.67279e-05 Jy ! Component: 100 - total flux cleaned = -5.45229e-05 Jy ! Component: 150 - total flux cleaned = -1.63856e-05 Jy ! Component: 200 - total flux cleaned = -1.67546e-05 Jy ! Total flux subtracted in 200 components = -1.67546e-05 Jy ! Clean residual min=-0.002840 max=0.002950 Jy/beam ! Clean residual mean=-0.000005 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 1.12843 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 297 components and 1.12843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061706Jy sigma=0.000724 ! Fit after self-cal, rms=0.061700Jy sigma=0.000724 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061700Jy sigma=0.000724 ! Fit after self-cal, rms=0.061681Jy sigma=0.000724 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=3.47 mas, bmaj=3.899 mas, bpa=-4.041 degrees ! Estimated noise=943.815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.662082 Jy ! Component: 100 - total flux cleaned = 0.818236 Jy ! Component: 150 - total flux cleaned = 0.881494 Jy ! Component: 200 - total flux cleaned = 0.920989 Jy ! Total flux subtracted in 200 components = 0.920989 Jy ! Clean residual min=-0.011902 max=0.022213 Jy/beam ! Clean residual mean=-0.000064 rms=0.003537 Jy/beam ! Combined flux in latest and established models = 0.920989 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 0.920989 Jy ! Inverting map and beam ! Estimated beam: bmin=4.542 mas, bmaj=4.992 mas, bpa=9.412 degrees ! Estimated noise=630.742 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-10.5, 4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0431903 Jy ! Component: 100 - total flux cleaned = 0.0707515 Jy ! Component: 150 - total flux cleaned = 0.0900592 Jy ! Component: 200 - total flux cleaned = 0.104478 Jy ! Total flux subtracted in 200 components = 0.104478 Jy ! Clean residual min=-0.006879 max=0.008519 Jy/beam ! Clean residual mean=-0.000031 rms=0.002236 Jy/beam ! Combined flux in latest and established models = 1.02547 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 98 components and 1.02547 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.291 mas, bmaj=9.236 mas, bpa=42.18 degrees ! Estimated noise=743.025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0194645 Jy ! Component: 100 - total flux cleaned = 0.0340518 Jy ! Component: 150 - total flux cleaned = 0.0454807 Jy ! Component: 200 - total flux cleaned = 0.0546565 Jy ! Total flux subtracted in 200 components = 0.0546565 Jy ! Clean residual min=-0.005848 max=0.006282 Jy/beam ! Clean residual mean=-0.000012 rms=0.001932 Jy/beam ! Combined flux in latest and established models = 1.08012 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 = 0.00749707 Jy ! Component: 100 - total flux cleaned = 0.0137246 Jy ! Component: 150 - total flux cleaned = 0.0189569 Jy ! Component: 200 - total flux cleaned = 0.0233941 Jy ! Total flux subtracted in 200 components = 0.0233941 Jy ! Clean residual min=-0.004558 max=0.004276 Jy/beam ! Clean residual mean=-0.000009 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 1.10352 Jy ! Adding 176 model components to the UV plane model. ! The established model now contains 256 components and 1.10352 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.542 mas, bmaj=4.992 mas, bpa=9.412 degrees ! Estimated noise=630.742 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0037113 Jy ! Component: 100 - total flux cleaned = 0.00674576 Jy ! Component: 150 - total flux cleaned = 0.00938377 Jy ! Component: 200 - total flux cleaned = 0.0112733 Jy ! Total flux subtracted in 200 components = 0.0112733 Jy ! Clean residual min=-0.003675 max=0.003379 Jy/beam ! Clean residual mean=-0.000006 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 1.11479 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 288 components and 1.11479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062166Jy sigma=0.000730 ! Fit after self-cal, rms=0.062059Jy sigma=0.000729 wmodel J1955+5131_S_2014_05_31_pus_map.mod ! Writing 288 model components to file: J1955+5131_S_2014_05_31_pus_map.mod wobs J1955+5131_S_2014_05_31_pus_uvs.fits ! Writing UV FITS file: J1955+5131_S_2014_05_31_pus_uvs.fits wwins J1955+5131_S_2014_05_31_pus_map.win ! wwins: Wrote 7 windows to J1955+5131_S_2014_05_31_pus_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 = 0.000394176 Jy ! Component: 100 - total flux cleaned = 0.00122759 Jy ! Component: 150 - total flux cleaned = 0.00163515 Jy ! Component: 200 - total flux cleaned = 0.00187472 Jy ! Component: 250 - total flux cleaned = 0.00192137 Jy ! Component: 300 - total flux cleaned = 0.00187693 Jy ! Component: 350 - total flux cleaned = 0.00175162 Jy ! Component: 400 - total flux cleaned = 0.00167104 Jy ! Component: 450 - total flux cleaned = 0.00171102 Jy ! Component: 500 - total flux cleaned = 0.00159477 Jy ! Component: 550 - total flux cleaned = 0.00163292 Jy ! Component: 600 - total flux cleaned = 0.0017068 Jy ! Component: 650 - total flux cleaned = 0.00177885 Jy ! Component: 700 - total flux cleaned = 0.00184901 Jy ! Component: 750 - total flux cleaned = 0.00198778 Jy ! Component: 800 - total flux cleaned = 0.00212448 Jy ! Component: 850 - total flux cleaned = 0.00225881 Jy ! Component: 900 - total flux cleaned = 0.00239135 Jy ! Component: 950 - total flux cleaned = 0.00252164 Jy ! Component: 1000 - total flux cleaned = 0.0026813 Jy ! Component: 1050 - total flux cleaned = 0.00277525 Jy ! Component: 1100 - total flux cleaned = 0.00271314 Jy ! Component: 1150 - total flux cleaned = 0.00289663 Jy ! Component: 1200 - total flux cleaned = 0.00292633 Jy ! Component: 1250 - total flux cleaned = 0.0029859 Jy ! Component: 1300 - total flux cleaned = 0.00304382 Jy ! Component: 1350 - total flux cleaned = 0.00304407 Jy ! Component: 1400 - total flux cleaned = 0.00318754 Jy ! Component: 1450 - total flux cleaned = 0.00321579 Jy ! Component: 1500 - total flux cleaned = 0.00329949 Jy ! Component: 1550 - total flux cleaned = 0.00335449 Jy ! Component: 1600 - total flux cleaned = 0.00343593 Jy ! Component: 1650 - total flux cleaned = 0.00357055 Jy ! Component: 1700 - total flux cleaned = 0.003677 Jy ! Component: 1750 - total flux cleaned = 0.0037297 Jy ! Component: 1800 - total flux cleaned = 0.00385971 Jy ! Component: 1850 - total flux cleaned = 0.00391098 Jy ! Component: 1900 - total flux cleaned = 0.00391178 Jy ! Component: 1950 - total flux cleaned = 0.00403758 Jy ! Component: 2000 - total flux cleaned = 0.00411232 Jy ! Component: 2050 - total flux cleaned = 0.00423547 Jy ! Component: 2100 - total flux cleaned = 0.00423569 Jy ! Component: 2150 - total flux cleaned = 0.00430802 Jy ! Component: 2200 - total flux cleaned = 0.00426051 Jy ! Component: 2250 - total flux cleaned = 0.00435456 Jy ! Component: 2300 - total flux cleaned = 0.00440153 Jy ! Component: 2350 - total flux cleaned = 0.00444786 Jy ! Component: 2400 - total flux cleaned = 0.00451693 Jy ! Component: 2450 - total flux cleaned = 0.00463038 Jy ! Component: 2500 - total flux cleaned = 0.00451797 Jy ! Component: 2550 - total flux cleaned = 0.00460739 Jy ! Component: 2600 - total flux cleaned = 0.00467353 Jy ! Component: 2650 - total flux cleaned = 0.00476076 Jy ! Component: 2700 - total flux cleaned = 0.00480365 Jy ! Component: 2750 - total flux cleaned = 0.00482502 Jy ! Component: 2800 - total flux cleaned = 0.00488867 Jy ! Component: 2850 - total flux cleaned = 0.00493045 Jy ! Component: 2900 - total flux cleaned = 0.00499266 Jy ! Component: 2950 - total flux cleaned = 0.00501333 Jy ! Component: 3000 - total flux cleaned = 0.00507481 Jy ! Component: 3050 - total flux cleaned = 0.00513544 Jy ! Component: 3100 - total flux cleaned = 0.00515558 Jy ! Component: 3150 - total flux cleaned = 0.00515575 Jy ! Component: 3200 - total flux cleaned = 0.00525494 Jy ! Component: 3250 - total flux cleaned = 0.00531346 Jy ! Component: 3300 - total flux cleaned = 0.00539137 Jy ! Component: 3350 - total flux cleaned = 0.00544953 Jy ! Component: 3400 - total flux cleaned = 0.00543047 Jy ! Component: 3450 - total flux cleaned = 0.00552562 Jy ! Component: 3500 - total flux cleaned = 0.0055823 Jy ! Component: 3550 - total flux cleaned = 0.00561982 Jy ! Component: 3600 - total flux cleaned = 0.00569427 Jy ! Component: 3650 - total flux cleaned = 0.00573119 Jy ! Component: 3700 - total flux cleaned = 0.00578628 Jy ! Component: 3750 - total flux cleaned = 0.00584075 Jy ! Component: 3800 - total flux cleaned = 0.00589487 Jy ! Component: 3850 - total flux cleaned = 0.00600222 Jy ! Component: 3900 - total flux cleaned = 0.00603766 Jy ! Component: 3950 - total flux cleaned = 0.00612608 Jy ! Component: 4000 - total flux cleaned = 0.0061084 Jy ! Component: 4050 - total flux cleaned = 0.00619558 Jy ! Total flux subtracted in 4096 components = 0.00623019 Jy ! Clean residual min=-0.001010 max=0.000957 Jy/beam ! Clean residual mean=0.000002 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 1.12102 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 604 components and 1.12102 Jy ![Exited script file: muppet] wmap "J1955+5131_S_2014_05_31_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.542 x 4.992 at 9.412 degrees (North through East) ! Clean map min=-0.0018151 max=0.85261 Jy/beam ! Writing clean map to FITS file: J1955+5131_S_2014_05_31_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.852611 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0003126 device "J1955+5131_S_2014_05_31_pus\_map.eps/VPS" ! Attempting to open device: 'J1955+5131_S_2014_05_31_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.109991 0.109991 0.219983 0.439966 0.879932 1.75986 3.51973 7.03945 14.0789 28.1578 56.3156 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.852 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.542 x 4.992 at 9.412 degrees (North through East) ! Clean map min=-0.0018151 max=0.85261 Jy/beam quit ! Quitting program ! Log file J1955+5131_S_2014_05_31_pus_uvs.log closed on Mon Nov 28 15:37:42 2016