! Started logfile: J0437-1844_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:14:55 2011 obs J0437-1844_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0437-1844_X_2010_10_13_pus_uva.fits ! AN table 1: 22 integrations on 105 of 105 possible baselines. ! AN table 2: 177 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0889687 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0437-1844 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 7436 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0437-1844_X_2010_10_13_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 = 256x256 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 272 telescope corrections were flagged in sub-array 1. ! A total of 2088 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 272 telescope corrections were flagged in sub-array 1. ! A total of 2088 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 272 telescope corrections were flagged in sub-array 1. ! A total of 2088 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 272 telescope corrections were flagged in sub-array 1. ! A total of 2088 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.554891Jy sigma=0.006127 ! Fit after self-cal, rms=0.503978Jy sigma=0.005808 ! 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=0.7727 mas, bmaj=3.117 mas, bpa=-14.95 degrees ! Estimated noise=1109.96 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 = 0.385427 Jy ! Component: 100 - total flux cleaned = 0.51121 Jy ! Total flux subtracted in 100 components = 0.51121 Jy ! Clean residual min=-0.020639 max=0.051805 Jy/beam ! Clean residual mean=0.000557 rms=0.007910 Jy/beam ! Combined flux in latest and established models = 0.51121 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.51121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170206Jy sigma=0.001869 ! Fit after self-cal, rms=0.169344Jy sigma=0.001864 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0565698 Jy ! Component: 100 - total flux cleaned = 0.0855891 Jy ! Total flux subtracted in 100 components = 0.0855891 Jy ! Clean residual min=-0.012873 max=0.024101 Jy/beam ! Clean residual mean=0.000216 rms=0.004043 Jy/beam ! Combined flux in latest and established models = 0.596799 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 27 components and 0.596799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143890Jy sigma=0.001455 ! Fit after self-cal, rms=0.143345Jy sigma=0.001450 ! Inverting map ! Added new window around map position (-1.4, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238911 Jy ! Component: 100 - total flux cleaned = 0.0372488 Jy ! Total flux subtracted in 100 components = 0.0372488 Jy ! Clean residual min=-0.010738 max=0.011312 Jy/beam ! Clean residual mean=0.000024 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 0.634048 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 40 components and 0.634048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138676Jy sigma=0.001378 ! Fit after self-cal, rms=0.138307Jy sigma=0.001373 ! 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=1.001 mas, bmaj=3.733 mas, bpa=-16.98 degrees ! Estimated noise=719.963 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 = 0.013981 Jy ! Component: 100 - total flux cleaned = 0.0200391 Jy ! Component: 150 - total flux cleaned = 0.0233347 Jy ! Component: 200 - total flux cleaned = 0.0242394 Jy ! Total flux subtracted in 200 components = 0.0242394 Jy ! Clean residual min=-0.006075 max=0.004361 Jy/beam ! Clean residual mean=-0.000285 rms=0.001628 Jy/beam ! Combined flux in latest and established models = 0.658287 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 62 components and 0.658287 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137036Jy sigma=0.001355 ! Fit after self-cal, rms=0.136980Jy sigma=0.001353 ! 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 1.00* FD 0.85 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.99 LA 1.05 ! MK 1.00* NL 0.95 NY 1.00* OV 0.98 ! PT 1.02 SC 1.00* TS 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.84 HH 1.00* HN 1.05 ! KB 1.21 KK 0.98 KP 0.99 LA 1.00 ! MK 1.00 NL 0.98 NY 1.00* OV 0.98 ! PT 0.98 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 0.99 LA 1.00 ! MK 1.00* NL 0.97 NY 1.00* OV 1.01 ! PT 1.01 SC 1.00* TS 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HH 1.00* HN 1.08 ! KB 1.24 KK 1.06 KP 0.98 LA 0.97 ! MK 0.95 NL 1.02 NY 1.00* OV 1.01 ! PT 1.00 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.00 LA 1.00 ! MK 1.00* NL 0.93 NY 1.00* OV 1.04 ! PT 1.05 SC 1.00* TS 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 HH 1.00* HN 1.16 ! KB 1.17 KK 1.02 KP 1.00 LA 0.96 ! MK 1.03 NL 1.00 NY 1.00* OV 1.01 ! PT 1.04 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.03 LA 1.08 ! MK 1.00* NL 0.94 NY 1.00* OV 1.08 ! PT 1.03 SC 1.00* TS 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.02 HH 1.00* HN 1.09 ! KB 1.22 KK 1.10 KP 1.00 LA 1.05 ! MK 1.00 NL 1.03 NY 1.00* OV 1.05 ! PT 1.02 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.136980Jy sigma=0.001353 ! Fit after self-cal, rms=0.133955Jy sigma=0.001279 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=4.007 mas, bpa=-18.87 degrees ! Estimated noise=730.509 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 = -0.00104188 Jy ! Component: 100 - total flux cleaned = -0.00128555 Jy ! Component: 150 - total flux cleaned = -0.00141155 Jy ! Component: 200 - total flux cleaned = -0.00163997 Jy ! Total flux subtracted in 200 components = -0.00163997 Jy ! Clean residual min=-0.004140 max=0.003898 Jy/beam ! Clean residual mean=-0.000206 rms=0.001108 Jy/beam ! Combined flux in latest and established models = 0.656647 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 69 components and 0.656647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133821Jy sigma=0.001278 ! Fit after self-cal, rms=0.133860Jy sigma=0.001277 ! 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=0.133860Jy sigma=0.001277 ! Fit after self-cal, rms=0.133751Jy sigma=0.001271 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.052 mas, bmaj=4.004 mas, bpa=-18.85 degrees ! Estimated noise=730.258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000818138 Jy ! Component: 100 - total flux cleaned = -0.000961004 Jy ! Component: 150 - total flux cleaned = -0.00107029 Jy ! Component: 200 - total flux cleaned = -0.00121546 Jy ! Total flux subtracted in 200 components = -0.00121546 Jy ! Clean residual min=-0.003356 max=0.003127 Jy/beam ! Clean residual mean=-0.000183 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.655431 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 73 components and 0.655431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133649Jy sigma=0.001271 ! Fit after self-cal, rms=0.133676Jy sigma=0.001270 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 = -2.76421e-05 Jy ! Component: 100 - total flux cleaned = -0.000250494 Jy ! Component: 150 - total flux cleaned = -0.000368201 Jy ! Component: 200 - total flux cleaned = -0.000405481 Jy ! Total flux subtracted in 200 components = -0.000405481 Jy ! Clean residual min=-0.003545 max=0.003150 Jy/beam ! Clean residual mean=-0.000176 rms=0.000941 Jy/beam ! Combined flux in latest and established models = 0.655026 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 73 components and 0.655026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133628Jy sigma=0.001270 ! Fit after self-cal, rms=0.133631Jy sigma=0.001270 ! 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=0.133631Jy sigma=0.001270 ! Fit after self-cal, rms=0.134033Jy sigma=0.001269 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=4 mas, bpa=-18.86 degrees ! Estimated noise=730.561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000663062 Jy ! Component: 100 - total flux cleaned = -0.000708515 Jy ! Component: 150 - total flux cleaned = -0.000744892 Jy ! Component: 200 - total flux cleaned = -0.000889051 Jy ! Total flux subtracted in 200 components = -0.000889051 Jy ! Clean residual min=-0.003211 max=0.003071 Jy/beam ! Clean residual mean=-0.000124 rms=0.000886 Jy/beam ! Combined flux in latest and established models = 0.654137 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 78 components and 0.654137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133982Jy sigma=0.001268 ! Fit after self-cal, rms=0.134008Jy sigma=0.001268 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 = -4.49651e-05 Jy ! Component: 100 - total flux cleaned = -7.84479e-05 Jy ! Component: 150 - total flux cleaned = -0.000109566 Jy ! Component: 200 - total flux cleaned = -0.00013803 Jy ! Total flux subtracted in 200 components = -0.00013803 Jy ! Clean residual min=-0.003232 max=0.003075 Jy/beam ! Clean residual mean=-0.000122 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.653999 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 80 components and 0.653999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133985Jy sigma=0.001268 ! Fit after self-cal, rms=0.133987Jy sigma=0.001268 ! 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. ! ! Fit before self-cal, rms=0.133987Jy sigma=0.001268 ! Fit after self-cal, rms=0.134329Jy sigma=0.001268 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.759 mas, bmaj=5.056 mas, bpa=-6.931 degrees ! Estimated noise=813.104 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125814 Jy ! Component: 100 - total flux cleaned = -0.00133956 Jy ! Component: 150 - total flux cleaned = -0.00137143 Jy ! Component: 200 - total flux cleaned = -0.00138613 Jy ! Total flux subtracted in 200 components = -0.00138613 Jy ! Clean residual min=-0.002343 max=0.002308 Jy/beam ! Clean residual mean=-0.000165 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.652613 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 87 components and 0.652613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134348Jy sigma=0.001268 ! Fit after self-cal, rms=0.134354Jy sigma=0.001268 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 = -4.65601e-05 Jy ! Component: 100 - total flux cleaned = -8.29745e-05 Jy ! Component: 150 - total flux cleaned = -0.000111885 Jy ! Component: 200 - total flux cleaned = -0.000137788 Jy ! Total flux subtracted in 200 components = -0.000137788 Jy ! Clean residual min=-0.002360 max=0.002317 Jy/beam ! Clean residual mean=-0.000162 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.652475 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 92 components and 0.652475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134371Jy sigma=0.001268 ! Fit after self-cal, rms=0.134368Jy sigma=0.001268 ! 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=1.057 mas, bmaj=3.999 mas, bpa=-18.86 degrees ! Estimated noise=730.882 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 3.999 at -18.86 degrees (North through East) ! Clean map min=-0.0025973 max=0.53428 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=0.134368Jy sigma=0.001268 ! Fit after self-cal, rms=0.129367Jy sigma=0.001144 ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=4.005 mas, bpa=-18.86 degrees ! Estimated noise=729.747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000467213 Jy ! Component: 100 - total flux cleaned = -0.000537045 Jy ! Component: 150 - total flux cleaned = -0.000597839 Jy ! Component: 200 - total flux cleaned = -0.000626296 Jy ! Total flux subtracted in 200 components = -0.000626296 Jy ! Clean residual min=-0.003079 max=0.002970 Jy/beam ! Clean residual mean=-0.000073 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.651849 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 97 components and 0.651849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129340Jy sigma=0.001144 ! Fit after self-cal, rms=0.129344Jy sigma=0.001144 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000131314 Jy ! Component: 100 - total flux cleaned = -0.000129921 Jy ! Component: 150 - total flux cleaned = -0.000156469 Jy ! Component: 200 - total flux cleaned = -0.000207407 Jy ! Total flux subtracted in 200 components = -0.000207407 Jy ! Clean residual min=-0.002957 max=0.002999 Jy/beam ! Clean residual mean=-0.000069 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.651641 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 99 components and 0.651641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129328Jy sigma=0.001144 ! Fit after self-cal, rms=0.129330Jy sigma=0.001144 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129330Jy sigma=0.001144 ! Fit after self-cal, rms=0.129738Jy sigma=0.001144 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=0.8082 mas, bmaj=3.453 mas, bpa=-17.31 degrees ! Estimated noise=1137.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.397797 Jy ! Component: 100 - total flux cleaned = 0.525207 Jy ! Component: 150 - total flux cleaned = 0.580413 Jy ! Component: 200 - total flux cleaned = 0.610091 Jy ! Total flux subtracted in 200 components = 0.610091 Jy ! Clean residual min=-0.006819 max=0.015045 Jy/beam ! Clean residual mean=0.000155 rms=0.002779 Jy/beam ! Combined flux in latest and established models = 0.610092 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.610092 Jy ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=4.004 mas, bpa=-18.88 degrees ! Estimated noise=729.827 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 = 0.0213822 Jy ! Component: 100 - total flux cleaned = 0.0312681 Jy ! Component: 150 - total flux cleaned = 0.0364552 Jy ! Component: 200 - total flux cleaned = 0.038746 Jy ! Total flux subtracted in 200 components = 0.038746 Jy ! Clean residual min=-0.003209 max=0.003510 Jy/beam ! Clean residual mean=-0.000032 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.648837 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 53 components and 0.648838 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=2.759 mas, bmaj=5.058 mas, bpa=-6.951 degrees ! Estimated noise=811.958 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125127 Jy ! Component: 100 - total flux cleaned = 0.00137607 Jy ! Component: 150 - total flux cleaned = 0.00138123 Jy ! Component: 200 - total flux cleaned = 0.00137992 Jy ! Total flux subtracted in 200 components = 0.00137992 Jy ! Clean residual min=-0.001999 max=0.002339 Jy/beam ! Clean residual mean=-0.000089 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.650217 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 = -7.45727e-07 Jy ! Component: 100 - total flux cleaned = 7.93212e-07 Jy ! Component: 150 - total flux cleaned = 2.19801e-05 Jy ! Component: 200 - total flux cleaned = 2.17328e-05 Jy ! Total flux subtracted in 200 components = 2.17328e-05 Jy ! Clean residual min=-0.002026 max=0.002372 Jy/beam ! Clean residual mean=-0.000089 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.650239 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 72 components and 0.650239 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.057 mas, bmaj=4.004 mas, bpa=-18.88 degrees ! Estimated noise=729.827 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000410641 Jy ! Component: 100 - total flux cleaned = -0.000244511 Jy ! Component: 150 - total flux cleaned = -9.78288e-05 Jy ! Component: 200 - total flux cleaned = 3.23723e-05 Jy ! Total flux subtracted in 200 components = 3.23723e-05 Jy ! Clean residual min=-0.002561 max=0.003268 Jy/beam ! Clean residual mean=-0.000054 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.650272 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 77 components and 0.650272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129902Jy sigma=0.001144 ! Fit after self-cal, rms=0.129733Jy sigma=0.001144 wmodel J0437-1844_X_2010_10_13_pus_map.mod ! Writing 77 model components to file: J0437-1844_X_2010_10_13_pus_map.mod wobs J0437-1844_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0437-1844_X_2010_10_13_pus_uvs.fits wwins J0437-1844_X_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J0437-1844_X_2010_10_13_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=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106222 Jy ! Component: 100 - total flux cleaned = 0.000930257 Jy ! Component: 150 - total flux cleaned = 0.000887488 Jy ! Component: 200 - total flux cleaned = 0.000730371 Jy ! Component: 250 - total flux cleaned = 0.000500915 Jy ! Component: 300 - total flux cleaned = 0.000352243 Jy ! Component: 350 - total flux cleaned = 0.000171512 Jy ! Component: 400 - total flux cleaned = 6.57289e-05 Jy ! Component: 450 - total flux cleaned = -3.69655e-06 Jy ! Component: 500 - total flux cleaned = -0.000171305 Jy ! Component: 550 - total flux cleaned = -0.000269019 Jy ! Component: 600 - total flux cleaned = -0.000333678 Jy ! Component: 650 - total flux cleaned = -0.000522153 Jy ! Component: 700 - total flux cleaned = -0.000522164 Jy ! Component: 750 - total flux cleaned = -0.000552481 Jy ! Component: 800 - total flux cleaned = -0.00058248 Jy ! Component: 850 - total flux cleaned = -0.00064121 Jy ! Component: 900 - total flux cleaned = -0.000728306 Jy ! Component: 950 - total flux cleaned = -0.00078503 Jy ! Component: 1000 - total flux cleaned = -0.00084094 Jy ! Total flux subtracted in 1024 components = -0.000813225 Jy ! Clean residual min=-0.001542 max=0.001583 Jy/beam ! Clean residual mean=-0.000061 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.649459 Jy keep ! Adding 57 model components to the UV plane model. ! The established model now contains 134 components and 0.649459 Jy ![Exited script file: muppet] wmap "J0437-1844_X_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 4.004 at -18.88 degrees (North through East) ! Clean map min=-0.0023488 max=0.53434 Jy/beam ! Writing clean map to FITS file: J0437-1844_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.534345 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00057543 device "J0437-1844_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0437-1844_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.323067 0.323067 0.646134 1.29227 2.58453 5.16907 10.3381 20.6763 41.3526 82.7051 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.534 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 4.004 at -18.88 degrees (North through East) ! Clean map min=-0.0023488 max=0.53434 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0437-1844_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0437-1844_X_2010_10_13_pus_map.gif/vgif' mapplot cln