! Started logfile: J1317+3425_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:31:25 2011 obs J1317+3425_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1317+3425_X_2009_04_21_pus_uva.fits ! AN table 1: 250 integrations on 120 of 120 possible baselines. ! AN table 2: 244 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.428138 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1317+3425 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2445 lines of history. ! ! Reading 101520 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1317+3425_X_2009_04_21_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 = 512x512 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 1664 telescope corrections were flagged in sub-array 1. ! A total of 1275 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1664 telescope corrections were flagged in sub-array 1. ! A total of 1275 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1664 telescope corrections were flagged in sub-array 1. ! A total of 1275 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1664 telescope corrections were flagged in sub-array 1. ! A total of 1275 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.825720Jy sigma=0.007057 ! Fit after self-cal, rms=0.770173Jy sigma=0.006599 ! 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 ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.4913 mas, bmaj=0.9351 mas, bpa=-2.079 degrees ! Estimated noise=620.986 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 = 0.186761 Jy ! Component: 100 - total flux cleaned = 0.228067 Jy ! Total flux subtracted in 100 components = 0.228067 Jy ! Clean residual min=-0.005056 max=0.013718 Jy/beam ! Clean residual mean=0.000067 rms=0.001316 Jy/beam ! Combined flux in latest and established models = 0.228067 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.228067 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165000Jy sigma=0.001266 ! Fit after self-cal, rms=0.164998Jy sigma=0.001266 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144865 Jy ! Component: 100 - total flux cleaned = 0.0222552 Jy ! Total flux subtracted in 100 components = 0.0222552 Jy ! Clean residual min=-0.004617 max=0.012195 Jy/beam ! Clean residual mean=0.000063 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 0.250322 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.250322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162948Jy sigma=0.001241 ! Fit after self-cal, rms=0.162948Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Added new window around map position (0.4, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011381 Jy ! Component: 100 - total flux cleaned = 0.0176818 Jy ! Total flux subtracted in 100 components = 0.0176818 Jy ! Clean residual min=-0.004240 max=0.006467 Jy/beam ! Clean residual mean=0.000057 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 0.268004 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.268004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161623Jy sigma=0.001226 ! Fit after self-cal, rms=0.161530Jy sigma=0.001225 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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 ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.5737 mas, bmaj=1.133 mas, bpa=0.2871 degrees ! Estimated noise=275.224 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 = 0.0126804 Jy ! Component: 100 - total flux cleaned = 0.0203769 Jy ! Component: 150 - total flux cleaned = 0.0255466 Jy ! Component: 200 - total flux cleaned = 0.0290985 Jy ! Total flux subtracted in 200 components = 0.0290985 Jy ! Clean residual min=-0.002277 max=0.005545 Jy/beam ! Clean residual mean=0.000562 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.297102 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 40 components and 0.297102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160686Jy sigma=0.001214 ! Fit after self-cal, rms=0.160610Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Added new window around map position (0.6, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00559355 Jy ! Component: 100 - total flux cleaned = 0.00941401 Jy ! Component: 150 - total flux cleaned = 0.0122291 Jy ! Component: 200 - total flux cleaned = 0.0143587 Jy ! Total flux subtracted in 200 components = 0.0143587 Jy ! Clean residual min=-0.002131 max=0.003366 Jy/beam ! Clean residual mean=0.000416 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.311461 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 67 components and 0.311461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160434Jy sigma=0.001211 ! Fit after self-cal, rms=0.160417Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.00 KB 0.93 ! KK 1.04 KP 0.99 LA 1.02 MK 1.01 ! NL 1.02 NY 0.98 OV 1.00 PT 1.01 ! SC 1.03 TS 0.96 WZ 1.05 ZC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 1.03 KB 1.00* ! KK 1.00* KP 0.99 LA 0.99 MK 1.00* ! NL 0.97 NY 0.95 OV 0.97 PT 0.99 ! SC 0.98 TS 1.00* WZ 1.07 ZC 1.08 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.00 KB 0.94 ! KK 0.99 KP 1.01 LA 1.00 MK 1.00 ! NL 1.00 NY 1.02 OV 0.97 PT 0.98 ! SC 1.06 TS 0.95 WZ 1.00 ZC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 HN 1.02 KB 1.00* ! KK 1.00* KP 0.99 LA 0.98 MK 1.00* ! NL 0.95 NY 1.00 OV 0.96 PT 1.01 ! SC 1.02 TS 1.00* WZ 1.02 ZC 1.06 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.00 KB 0.93 ! KK 1.00 KP 1.01 LA 1.01 MK 0.99 ! NL 1.02 NY 1.02 OV 1.01 PT 0.97 ! SC 1.08 TS 0.96 WZ 1.00 ZC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.04 KB 1.00* ! KK 1.00* KP 0.99 LA 0.97 MK 1.00* ! NL 1.00 NY 1.00 OV 0.99 PT 1.00 ! SC 1.04 TS 1.00* WZ 1.00 ZC 1.06 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 0.98 KB 0.90 ! KK 0.97 KP 0.98 LA 1.02 MK 1.04 ! NL 1.03 NY 0.99 OV 1.00 PT 0.97 ! SC 1.08 TS 0.95 WZ 0.96 ZC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HN 1.04 KB 1.00* ! KK 1.00* KP 0.99 LA 0.98 MK 1.00* ! NL 0.99 NY 1.01 OV 0.98 PT 0.99 ! SC 1.02 TS 1.00* WZ 1.05 ZC 1.05 ! ! ! Fit before self-cal, rms=0.160417Jy sigma=0.001210 ! Fit after self-cal, rms=0.161269Jy sigma=0.001206 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.5731 mas, bmaj=1.136 mas, bpa=0.5486 degrees ! Estimated noise=274.996 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 = 0.000958325 Jy ! Component: 100 - total flux cleaned = 0.00160978 Jy ! Component: 150 - total flux cleaned = 0.00202766 Jy ! Component: 200 - total flux cleaned = 0.00226178 Jy ! Total flux subtracted in 200 components = 0.00226178 Jy ! Clean residual min=-0.001732 max=0.001796 Jy/beam ! Clean residual mean=0.000070 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.313723 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.313723 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161237Jy sigma=0.001205 ! Fit after self-cal, rms=0.161247Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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=0.161247Jy sigma=0.001205 ! Fit after self-cal, rms=0.161354Jy sigma=0.001205 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.5725 mas, bmaj=1.137 mas, bpa=0.5099 degrees ! Estimated noise=274.768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.85155e-05 Jy ! Component: 100 - total flux cleaned = 0.000147303 Jy ! Component: 150 - total flux cleaned = 0.0002825 Jy ! Component: 200 - total flux cleaned = 0.000330809 Jy ! Total flux subtracted in 200 components = 0.000330809 Jy ! Clean residual min=-0.001546 max=0.001577 Jy/beam ! Clean residual mean=0.000068 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.314054 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 0.314053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161340Jy sigma=0.001205 ! Fit after self-cal, rms=0.161345Jy sigma=0.001205 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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 = -9.50915e-05 Jy ! Component: 100 - total flux cleaned = 5.98394e-05 Jy ! Component: 150 - total flux cleaned = 7.87412e-05 Jy ! Component: 200 - total flux cleaned = 9.64666e-05 Jy ! Total flux subtracted in 200 components = 9.64666e-05 Jy ! Clean residual min=-0.001532 max=0.001550 Jy/beam ! Clean residual mean=0.000067 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.31415 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 0.31415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161339Jy sigma=0.001204 ! Fit after self-cal, rms=0.161338Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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=0.161338Jy sigma=0.001204 ! Fit after self-cal, rms=0.161845Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.572 mas, bmaj=1.138 mas, bpa=0.4679 degrees ! Estimated noise=275.054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000446268 Jy ! Component: 100 - total flux cleaned = 0.000569629 Jy ! Component: 150 - total flux cleaned = 0.000652925 Jy ! Component: 200 - total flux cleaned = 0.000690005 Jy ! Total flux subtracted in 200 components = 0.000690005 Jy ! Clean residual min=-0.001269 max=0.001530 Jy/beam ! Clean residual mean=0.000094 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.31484 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 0.31484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161839Jy sigma=0.001204 ! Fit after self-cal, rms=0.161840Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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 (8.2, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106075 Jy ! Component: 100 - total flux cleaned = 0.00111431 Jy ! Component: 150 - total flux cleaned = 0.00115848 Jy ! Component: 200 - total flux cleaned = 0.00115821 Jy ! Total flux subtracted in 200 components = 0.00115821 Jy ! Clean residual min=-0.001214 max=0.001410 Jy/beam ! Clean residual mean=0.000080 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.315998 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 107 components and 0.315998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161827Jy sigma=0.001204 ! Fit after self-cal, rms=0.161826Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Added new window around map position (-3.8, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000722048 Jy ! Component: 100 - total flux cleaned = 0.000751966 Jy ! Component: 150 - total flux cleaned = 0.00077949 Jy ! Component: 200 - total flux cleaned = 0.000739568 Jy ! Total flux subtracted in 200 components = 0.000739568 Jy ! Clean residual min=-0.001208 max=0.001323 Jy/beam ! Clean residual mean=0.000071 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.316738 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 0.316738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161814Jy sigma=0.001204 ! Fit after self-cal, rms=0.161813Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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. ! ! Fit before self-cal, rms=0.161813Jy sigma=0.001204 ! Fit after self-cal, rms=0.161839Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=2.426 mas, bmaj=2.605 mas, bpa=-39.2 degrees ! Estimated noise=412.736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100566 Jy ! Component: 100 - total flux cleaned = 0.00161794 Jy ! Component: 150 - total flux cleaned = 0.00174514 Jy ! Component: 200 - total flux cleaned = 0.0018066 Jy ! Total flux subtracted in 200 components = 0.0018066 Jy ! Clean residual min=-0.001274 max=0.001891 Jy/beam ! Clean residual mean=0.000170 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.318544 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 126 components and 0.318544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161839Jy sigma=0.001204 ! Fit after self-cal, rms=0.161840Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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 (4.4, 16.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0017529 Jy ! Component: 100 - total flux cleaned = 0.00275155 Jy ! Component: 150 - total flux cleaned = 0.00323166 Jy ! Component: 200 - total flux cleaned = 0.00341317 Jy ! Total flux subtracted in 200 components = 0.00341317 Jy ! Clean residual min=-0.001389 max=0.001515 Jy/beam ! Clean residual mean=0.000042 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.321957 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 148 components and 0.321957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161830Jy sigma=0.001204 ! Fit after self-cal, rms=0.161828Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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 ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.5718 mas, bmaj=1.138 mas, bpa=0.4548 degrees ! Estimated noise=275.163 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5718 x 1.138 at 0.4548 degrees (North through East) ! Clean map min=-0.001028 max=0.2435 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 ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.491 mas, bmaj=0.9385 mas, bpa=-1.916 degrees ! Estimated noise=626.708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188146 Jy ! Component: 100 - total flux cleaned = 0.230239 Jy ! Component: 150 - total flux cleaned = 0.248249 Jy ! Component: 200 - total flux cleaned = 0.260213 Jy ! Total flux subtracted in 200 components = 0.260213 Jy ! Clean residual min=-0.004168 max=0.006635 Jy/beam ! Clean residual mean=0.000035 rms=0.000984 Jy/beam ! Combined flux in latest and established models = 0.260213 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.260213 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.5718 mas, bmaj=1.138 mas, bpa=0.4548 degrees ! Estimated noise=275.163 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 = 0.0162695 Jy ! Component: 100 - total flux cleaned = 0.0260204 Jy ! Component: 150 - total flux cleaned = 0.0327368 Jy ! Component: 200 - total flux cleaned = 0.0376954 Jy ! Total flux subtracted in 200 components = 0.0376954 Jy ! Clean residual min=-0.001500 max=0.003250 Jy/beam ! Clean residual mean=0.000286 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.297908 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 61 components and 0.297908 Jy ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Added new window around map position (1, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388945 Jy ! Component: 100 - total flux cleaned = 0.0069432 Jy ! Component: 150 - total flux cleaned = 0.00939884 Jy ! Component: 200 - total flux cleaned = 0.0114372 Jy ! Total flux subtracted in 200 components = 0.0114372 Jy ! Clean residual min=-0.001254 max=0.002031 Jy/beam ! Clean residual mean=0.000157 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.309346 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 91 components and 0.309346 Jy ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Added new window around map position (1.2, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202575 Jy ! Component: 100 - total flux cleaned = 0.00362398 Jy ! Component: 150 - total flux cleaned = 0.00502145 Jy ! Component: 200 - total flux cleaned = 0.0062664 Jy ! Total flux subtracted in 200 components = 0.0062664 Jy ! Clean residual min=-0.001190 max=0.001293 Jy/beam ! Clean residual mean=0.000084 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.315612 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 122 components and 0.315612 Jy ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec 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 ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=2.426 mas, bmaj=2.605 mas, bpa=-39.2 degrees ! Estimated noise=412.736 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236027 Jy ! Component: 100 - total flux cleaned = 0.00381831 Jy ! Component: 150 - total flux cleaned = 0.00488876 Jy ! Component: 200 - total flux cleaned = 0.00559935 Jy ! Total flux subtracted in 200 components = 0.00559935 Jy ! Clean residual min=-0.001306 max=0.001306 Jy/beam ! Clean residual mean=0.000067 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.321211 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 = 0.000397098 Jy ! Component: 100 - total flux cleaned = 0.000672713 Jy ! Component: 150 - total flux cleaned = 0.000874253 Jy ! Component: 200 - total flux cleaned = 0.000977283 Jy ! Total flux subtracted in 200 components = 0.000977283 Jy ! Clean residual min=-0.001350 max=0.001288 Jy/beam ! Clean residual mean=0.000031 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.322189 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 177 components and 0.322189 Jy ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! Estimated beam: bmin=0.5718 mas, bmaj=1.138 mas, bpa=0.4548 degrees ! Estimated noise=275.163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.8951e-05 Jy ! Component: 100 - total flux cleaned = 0.000142731 Jy ! Component: 150 - total flux cleaned = 0.000272146 Jy ! Component: 200 - total flux cleaned = 0.000363088 Jy ! Total flux subtracted in 200 components = 0.000363088 Jy ! Clean residual min=-0.001112 max=0.001087 Jy/beam ! Clean residual mean=0.000005 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.322552 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 203 components and 0.322552 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161801Jy sigma=0.001203 ! Fit after self-cal, rms=0.161790Jy sigma=0.001203 wmodel J1317+3425_X_2009_04_21_pus_map.mod ! Writing 203 model components to file: J1317+3425_X_2009_04_21_pus_map.mod wobs J1317+3425_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1317+3425_X_2009_04_21_pus_uvs.fits wwins J1317+3425_X_2009_04_21_pus_map.win ! wwins: Wrote 8 windows to J1317+3425_X_2009_04_21_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000259269 Jy ! Component: 100 - total flux cleaned = -0.000279615 Jy ! Component: 150 - total flux cleaned = -0.000299591 Jy ! Component: 200 - total flux cleaned = -0.000261574 Jy ! Component: 250 - total flux cleaned = -0.000224821 Jy ! Component: 300 - total flux cleaned = -0.000170405 Jy ! Component: 350 - total flux cleaned = -9.88526e-05 Jy ! Component: 400 - total flux cleaned = -4.61177e-05 Jy ! Component: 450 - total flux cleaned = -2.87954e-05 Jy ! Component: 500 - total flux cleaned = -2.86952e-05 Jy ! Component: 550 - total flux cleaned = -2.85757e-05 Jy ! Component: 600 - total flux cleaned = -2.83547e-05 Jy ! Component: 650 - total flux cleaned = -1.17538e-05 Jy ! Component: 700 - total flux cleaned = -2.81126e-05 Jy ! Component: 750 - total flux cleaned = -4.41807e-05 Jy ! Component: 800 - total flux cleaned = -2.8086e-05 Jy ! Component: 850 - total flux cleaned = -1.22063e-05 Jy ! Component: 900 - total flux cleaned = 3.52879e-06 Jy ! Component: 950 - total flux cleaned = 3.66074e-06 Jy ! Component: 1000 - total flux cleaned = 1.92533e-05 Jy ! Component: 1050 - total flux cleaned = 5.00632e-05 Jy ! Component: 1100 - total flux cleaned = 3.47792e-05 Jy ! Component: 1150 - total flux cleaned = 4.99562e-05 Jy ! Component: 1200 - total flux cleaned = 3.49451e-05 Jy ! Component: 1250 - total flux cleaned = 5.00141e-05 Jy ! Component: 1300 - total flux cleaned = 7.96387e-05 Jy ! Component: 1350 - total flux cleaned = 5.01669e-05 Jy ! Component: 1400 - total flux cleaned = 6.48776e-05 Jy ! Component: 1450 - total flux cleaned = 7.93104e-05 Jy ! Component: 1500 - total flux cleaned = 7.93101e-05 Jy ! Component: 1550 - total flux cleaned = 9.36279e-05 Jy ! Component: 1600 - total flux cleaned = 7.93073e-05 Jy ! Component: 1650 - total flux cleaned = 7.93034e-05 Jy ! Component: 1700 - total flux cleaned = 7.93316e-05 Jy ! Component: 1750 - total flux cleaned = 7.93767e-05 Jy ! Component: 1800 - total flux cleaned = 0.000121148 Jy ! Component: 1850 - total flux cleaned = 0.000121087 Jy ! Component: 1900 - total flux cleaned = 0.000107345 Jy ! Component: 1950 - total flux cleaned = 0.000148505 Jy ! Component: 2000 - total flux cleaned = 0.000148535 Jy ! Total flux subtracted in 2048 components = 0.000162114 Jy ! Clean residual min=-0.000680 max=0.000924 Jy/beam ! Clean residual mean=0.000004 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.322714 Jy keep ! Adding 173 model components to the UV plane model. ! The established model now contains 376 components and 0.322714 Jy ![Exited script file: muppet] wmap "J1317+3425_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5718 x 1.138 at 0.4548 degrees (North through East) ! Clean map min=-0.00092622 max=0.24398 Jy/beam ! Writing clean map to FITS file: J1317+3425_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.243977 invert ! Inverting map ! Your choice of large map pixels excluded 6.21% of the data. ! The x-axis pixel size should ideally be below 0.1568 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000241786 device "J1317+3425_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1317+3425_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.297306 0.297306 0.594612 1.18922 2.37845 4.7569 9.51379 19.0276 38.0552 76.1104 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.243 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5718 x 1.138 at 0.4548 degrees (North through East) ! Clean map min=-0.00092622 max=0.24398 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1317+3425_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1317+3425_X_2009_04_21_pus_map.gif/vgif' mapplot cln