! Started logfile: J0530+1331_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:13:21 2010 obs J0530+1331_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0530+1331_S_2008_07_09_pus_uva.fits ! AN table 1: 25 integrations on 105 of 105 possible baselines. ! AN table 2: 126 integrations on 105 of 105 possible baselines. ! AN table 3: 127 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0325797 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0530+1331 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1054 lines of history. ! ! Reading 3804 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 0.500x0.500 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 297 telescope corrections were flagged in sub-array 1. ! A total of 1672 telescope corrections were flagged in sub-array 2. ! A total of 1659 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 297 telescope corrections were flagged in sub-array 1. ! A total of 1672 telescope corrections were flagged in sub-array 2. ! A total of 1659 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 297 telescope corrections were flagged in sub-array 1. ! A total of 1672 telescope corrections were flagged in sub-array 2. ! A total of 1659 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 297 telescope corrections were flagged in sub-array 1. ! A total of 1672 telescope corrections were flagged in sub-array 2. ! A total of 1659 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.833303Jy sigma=0.007822 ! Fit after self-cal, rms=1.553523Jy sigma=0.007250 ! 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=3.376 mas, bmaj=8.657 mas, bpa=-41.76 degrees ! Estimated noise=3990.88 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 = 1.68056 Jy ! Component: 100 - total flux cleaned = 2.11761 Jy ! Total flux subtracted in 100 components = 2.11761 Jy ! Clean residual min=-0.093268 max=0.198333 Jy/beam ! Clean residual mean=-0.001354 rms=0.033072 Jy/beam ! Combined flux in latest and established models = 2.11761 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.11761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.717165Jy sigma=0.002878 ! Fit after self-cal, rms=0.717488Jy sigma=0.002877 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.225961 Jy ! Component: 100 - total flux cleaned = 0.34925 Jy ! Total flux subtracted in 100 components = 0.34925 Jy ! Clean residual min=-0.041522 max=0.072102 Jy/beam ! Clean residual mean=-0.000413 rms=0.015060 Jy/beam ! Combined flux in latest and established models = 2.46686 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 2.46686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.584103Jy sigma=0.002054 ! Fit after self-cal, rms=0.584156Jy sigma=0.002048 ! 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=4.302 mas, bmaj=7.915 mas, bpa=-39.75 degrees ! Estimated noise=2872.89 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 = 0.168571 Jy ! Component: 100 - total flux cleaned = 0.240843 Jy ! Component: 150 - total flux cleaned = 0.256238 Jy ! Component: 200 - total flux cleaned = 0.260334 Jy ! Total flux subtracted in 200 components = 0.260334 Jy ! Clean residual min=-0.070771 max=0.061162 Jy/beam ! Clean residual mean=0.000625 rms=0.020703 Jy/beam ! Combined flux in latest and established models = 2.72719 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 2.72719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536310Jy sigma=0.001761 ! Fit after self-cal, rms=0.536233Jy sigma=0.001756 ! 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 1.01 HH 1.00* HN 1.00* ! KK 1.00 KP 1.04 LA 1.02 MK 0.97 ! NL 1.07 NY 1.20 ON 1.07 PT 1.02 ! SC 1.00* WZ 1.68 ZC 4.04 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 1.04 PT 1.00* ! SC 1.00* WZ 0.91 ZC 1.02 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.12 PT 1.00* ! SC 1.00* WZ 0.92 ZC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HH 1.00* HN 1.00* ! KK 0.92 KP 1.07 LA 1.02 MK 0.97 ! NL 1.04 NY 2.85 ON 0.67 PT 1.03 ! SC 1.00* WZ 5.54 ZC 5.59 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.03 PT 1.00* ! SC 1.00* WZ 0.94 ZC 1.01 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.04 PT 1.00* ! SC 1.00* WZ 0.93 ZC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HH 1.00* HN 1.00* ! KK 1.01 KP 1.10 LA 1.02 MK 0.95 ! NL 1.11 NY 1.54 ON 1.26 PT 1.05 ! SC 1.00* WZ 1.25 ZC 20.33 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 0.95 PT 1.00* ! SC 1.00* WZ 1.00 ZC 1.03 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 1.01 PT 1.00* ! SC 1.00* WZ 0.96 ZC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HH 1.00* HN 1.00* ! KK 0.97 KP 1.00 LA 1.04 MK 0.94 ! NL 1.04 NY 3.64 ON 1.94 PT 1.01 ! SC 1.00* WZ 6.06 ZC 1.71 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 0.98 PT 1.00* ! SC 1.00* WZ 0.96 ZC 0.81 ! ! A total of 162 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 1.00 PT 1.00* ! SC 1.00* WZ 0.98 ZC 0.78 ! ! ! Fit before self-cal, rms=0.536233Jy sigma=0.001756 ! Fit after self-cal, rms=0.828428Jy sigma=0.001371 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.373 mas, bmaj=7.484 mas, bpa=-41.77 degrees ! Estimated noise=2870.86 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 = 0.0173772 Jy ! Component: 100 - total flux cleaned = 0.0210947 Jy ! Component: 150 - total flux cleaned = 0.0237399 Jy ! Component: 200 - total flux cleaned = 0.0248768 Jy ! Total flux subtracted in 200 components = 0.0248768 Jy ! Clean residual min=-0.012421 max=0.014720 Jy/beam ! Clean residual mean=-0.000190 rms=0.004099 Jy/beam ! Combined flux in latest and established models = 2.75207 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 2.75207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.827762Jy sigma=0.001363 ! Fit after self-cal, rms=0.861846Jy sigma=0.001361 ! 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=0.861846Jy sigma=0.001361 ! Fit after self-cal, rms=3.809224Jy sigma=0.001360 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.368 mas, bmaj=7.482 mas, bpa=-41.83 degrees ! Estimated noise=2867.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00796232 Jy ! Component: 100 - total flux cleaned = 0.00884117 Jy ! Component: 150 - total flux cleaned = 0.00834775 Jy ! Component: 200 - total flux cleaned = 0.00806303 Jy ! Total flux subtracted in 200 components = 0.00806303 Jy ! Clean residual min=-0.009713 max=0.011968 Jy/beam ! Clean residual mean=-0.000148 rms=0.003392 Jy/beam ! Combined flux in latest and established models = 2.76013 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 67 components and 2.76013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=3.809313Jy sigma=0.001358 ! Fit after self-cal, rms=3.809486Jy sigma=0.001358 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 = 0.000249108 Jy ! Component: 100 - total flux cleaned = 0.000388592 Jy ! Component: 150 - total flux cleaned = -0.000196081 Jy ! Component: 200 - total flux cleaned = -0.000610693 Jy ! Total flux subtracted in 200 components = -0.000610693 Jy ! Clean residual min=-0.009075 max=0.011334 Jy/beam ! Clean residual mean=-0.000150 rms=0.003259 Jy/beam ! Combined flux in latest and established models = 2.75952 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 2.75952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=3.809552Jy sigma=0.001358 ! Fit after self-cal, rms=3.809526Jy sigma=0.001358 ! 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=3.809526Jy sigma=0.001358 ! Fit after self-cal, rms=7.101115Jy sigma=0.001357 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.365 mas, bmaj=7.481 mas, bpa=-41.87 degrees ! Estimated noise=2866.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00272477 Jy ! Component: 100 - total flux cleaned = 0.00248398 Jy ! Component: 150 - total flux cleaned = 0.00226979 Jy ! Component: 200 - total flux cleaned = 0.00208165 Jy ! Total flux subtracted in 200 components = 0.00208165 Jy ! Clean residual min=-0.008914 max=0.010610 Jy/beam ! Clean residual mean=-0.000140 rms=0.002957 Jy/beam ! Combined flux in latest and established models = 2.7616 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 2.7616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=7.101187Jy sigma=0.001357 ! Fit after self-cal, rms=7.101207Jy sigma=0.001357 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 = -0.000250826 Jy ! Component: 100 - total flux cleaned = -0.00024544 Jy ! Component: 150 - total flux cleaned = -0.000323549 Jy ! Component: 200 - total flux cleaned = -0.000390633 Jy ! Total flux subtracted in 200 components = -0.000390633 Jy ! Clean residual min=-0.008802 max=0.010735 Jy/beam ! Clean residual mean=-0.000141 rms=0.002897 Jy/beam ! Combined flux in latest and established models = 2.76121 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 2.76121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=7.101257Jy sigma=0.001357 ! Fit after self-cal, rms=7.101237Jy sigma=0.001357 ! 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=7.101237Jy sigma=0.001357 ! Fit after self-cal, rms=10.385317Jy sigma=0.001356 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.481 mas, bmaj=7.869 mas, bpa=-27.27 degrees ! Estimated noise=3517.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000362076 Jy ! Component: 100 - total flux cleaned = -0.000146813 Jy ! Component: 150 - total flux cleaned = -0.00037123 Jy ! Component: 200 - total flux cleaned = -0.000368721 Jy ! Total flux subtracted in 200 components = -0.000368721 Jy ! Clean residual min=-0.011135 max=0.011425 Jy/beam ! Clean residual mean=-0.000285 rms=0.003815 Jy/beam ! Combined flux in latest and established models = 2.76084 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 87 components and 2.76084 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=10.385386Jy sigma=0.001356 ! Fit after self-cal, rms=10.385341Jy sigma=0.001356 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 = -0.000171806 Jy ! Component: 100 - total flux cleaned = -0.00017787 Jy ! Component: 150 - total flux cleaned = -0.000177643 Jy ! Component: 200 - total flux cleaned = -0.000220583 Jy ! Total flux subtracted in 200 components = -0.000220583 Jy ! Clean residual min=-0.011151 max=0.011412 Jy/beam ! Clean residual mean=-0.000286 rms=0.003803 Jy/beam ! Combined flux in latest and established models = 2.76062 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 95 components and 2.76062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=10.385389Jy sigma=0.001356 ! Fit after self-cal, rms=10.385375Jy sigma=0.001356 ! 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=4.363 mas, bmaj=7.48 mas, bpa=-41.89 degrees ! Estimated noise=2865.35 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.363 x 7.48 at -41.89 degrees (North through East) ! Clean map min=-0.013528 max=2.3766 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=10.385375Jy sigma=0.001356 ! Fit after self-cal, rms=13.652348Jy sigma=0.000920 ! Inverting map and beam ! Estimated beam: bmin=4.36 mas, bmaj=7.48 mas, bpa=-41.91 degrees ! Estimated noise=2864.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00329708 Jy ! Component: 100 - total flux cleaned = 0.00346826 Jy ! Component: 150 - total flux cleaned = 0.00374943 Jy ! Component: 200 - total flux cleaned = 0.00411087 Jy ! Total flux subtracted in 200 components = 0.00411087 Jy ! Clean residual min=-0.008329 max=0.008900 Jy/beam ! Clean residual mean=-0.000105 rms=0.002549 Jy/beam ! Combined flux in latest and established models = 2.76473 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 105 components and 2.76473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=13.652375Jy sigma=0.000919 ! Fit after self-cal, rms=13.652418Jy sigma=0.000919 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312012 Jy ! Component: 100 - total flux cleaned = 0.000197822 Jy ! Component: 150 - total flux cleaned = 0.000250459 Jy ! Component: 200 - total flux cleaned = 0.000201312 Jy ! Total flux subtracted in 200 components = 0.000201312 Jy ! Clean residual min=-0.008324 max=0.008835 Jy/beam ! Clean residual mean=-0.000104 rms=0.002523 Jy/beam ! Combined flux in latest and established models = 2.76493 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 110 components and 2.76493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=13.652442Jy sigma=0.000919 ! Fit after self-cal, rms=13.652436Jy sigma=0.000919 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=13.652436Jy sigma=0.000919 ! Fit after self-cal, rms=16.921093Jy sigma=0.000919 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=3.341 mas, bmaj=8.679 mas, bpa=-41.79 degrees ! Estimated noise=4067.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.70012 Jy ! Component: 100 - total flux cleaned = 2.17339 Jy ! Component: 150 - total flux cleaned = 2.42809 Jy ! Component: 200 - total flux cleaned = 2.57114 Jy ! Total flux subtracted in 200 components = 2.57114 Jy ! Clean residual min=-0.043256 max=0.071370 Jy/beam ! Clean residual mean=-0.000646 rms=0.013377 Jy/beam ! Combined flux in latest and established models = 2.57114 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 15 model components to the UV plane model. ! The established model now contains 15 components and 2.57114 Jy ! Inverting map and beam ! Estimated beam: bmin=4.358 mas, bmaj=7.481 mas, bpa=-41.92 degrees ! Estimated noise=2863.74 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 = 0.113512 Jy ! Component: 100 - total flux cleaned = 0.16894 Jy ! Component: 150 - total flux cleaned = 0.180915 Jy ! Component: 200 - total flux cleaned = 0.185333 Jy ! Total flux subtracted in 200 components = 0.185333 Jy ! Clean residual min=-0.021447 max=0.021016 Jy/beam ! Clean residual mean=-0.000143 rms=0.006011 Jy/beam ! Combined flux in latest and established models = 2.75648 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 32 components and 2.75648 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=7.473 mas, bmaj=7.866 mas, bpa=-28.1 degrees ! Estimated noise=3520.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00633805 Jy ! Component: 100 - total flux cleaned = 0.00728332 Jy ! Component: 150 - total flux cleaned = 0.00768091 Jy ! Component: 200 - total flux cleaned = 0.00768103 Jy ! Total flux subtracted in 200 components = 0.00768103 Jy ! Clean residual min=-0.018073 max=0.013774 Jy/beam ! Clean residual mean=-0.000253 rms=0.004506 Jy/beam ! Combined flux in latest and established models = 2.76416 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 = 0.000323941 Jy ! Component: 100 - total flux cleaned = 0.000310324 Jy ! Component: 150 - total flux cleaned = 0.000311618 Jy ! Component: 200 - total flux cleaned = 0.000309897 Jy ! Total flux subtracted in 200 components = 0.000309897 Jy ! Clean residual min=-0.014883 max=0.012135 Jy/beam ! Clean residual mean=-0.000243 rms=0.003844 Jy/beam ! Combined flux in latest and established models = 2.76447 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 60 components and 2.76447 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.358 mas, bmaj=7.481 mas, bpa=-41.92 degrees ! Estimated noise=2863.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00340239 Jy ! Component: 100 - total flux cleaned = -0.00375158 Jy ! Component: 150 - total flux cleaned = -0.00285809 Jy ! Component: 200 - total flux cleaned = -0.00211343 Jy ! Total flux subtracted in 200 components = -0.00211343 Jy ! Clean residual min=-0.008654 max=0.008886 Jy/beam ! Clean residual mean=-0.000117 rms=0.002725 Jy/beam ! Combined flux in latest and established models = 2.76235 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 71 components and 2.76235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=16.920866Jy sigma=0.000920 ! Fit after self-cal, rms=16.920895Jy sigma=0.000919 wmodel J0530+1331_S_2008_07_09_pus_map.mod ! Writing 71 model components to file: J0530+1331_S_2008_07_09_pus_map.mod wobs J0530+1331_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0530+1331_S_2008_07_09_pus_uvs.fits wwins J0530+1331_S_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J0530+1331_S_2008_07_09_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=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 7.21092e-05 Jy ! Component: 100 - total flux cleaned = 7.73571e-05 Jy ! Component: 150 - total flux cleaned = 0.000449486 Jy ! Component: 200 - total flux cleaned = 0.000448014 Jy ! Component: 250 - total flux cleaned = 0.000103716 Jy ! Component: 300 - total flux cleaned = -8.714e-06 Jy ! Component: 350 - total flux cleaned = -0.000117097 Jy ! Component: 400 - total flux cleaned = -0.000318554 Jy ! Component: 450 - total flux cleaned = -0.00031987 Jy ! Component: 500 - total flux cleaned = -0.000322672 Jy ! Component: 550 - total flux cleaned = -0.000502871 Jy ! Component: 600 - total flux cleaned = -0.000326544 Jy ! Component: 650 - total flux cleaned = -0.000412106 Jy ! Component: 700 - total flux cleaned = -0.000412606 Jy ! Component: 750 - total flux cleaned = -0.000573503 Jy ! Component: 800 - total flux cleaned = -0.000574738 Jy ! Component: 850 - total flux cleaned = -0.000575234 Jy ! Component: 900 - total flux cleaned = -0.000353179 Jy ! Component: 950 - total flux cleaned = -6.35733e-05 Jy ! Component: 1000 - total flux cleaned = 0.000292751 Jy ! Component: 1050 - total flux cleaned = 0.000780143 Jy ! Component: 1100 - total flux cleaned = 0.00118906 Jy ! Component: 1150 - total flux cleaned = 0.00172419 Jy ! Component: 1200 - total flux cleaned = 0.00198794 Jy ! Component: 1250 - total flux cleaned = 0.00237711 Jy ! Component: 1300 - total flux cleaned = 0.00275683 Jy ! Component: 1350 - total flux cleaned = 0.00300587 Jy ! Component: 1400 - total flux cleaned = 0.00337229 Jy ! Component: 1450 - total flux cleaned = 0.0035522 Jy ! Component: 1500 - total flux cleaned = 0.00367113 Jy ! Component: 1550 - total flux cleaned = 0.00384683 Jy ! Component: 1600 - total flux cleaned = 0.00384676 Jy ! Component: 1650 - total flux cleaned = 0.0037334 Jy ! Component: 1700 - total flux cleaned = 0.00367797 Jy ! Component: 1750 - total flux cleaned = 0.003623 Jy ! Component: 1800 - total flux cleaned = 0.0035154 Jy ! Component: 1850 - total flux cleaned = 0.00340877 Jy ! Component: 1900 - total flux cleaned = 0.00335512 Jy ! Component: 1950 - total flux cleaned = 0.00309402 Jy ! Component: 2000 - total flux cleaned = 0.00293942 Jy ! Total flux subtracted in 2048 components = 0.00283742 Jy ! Clean residual min=-0.002878 max=0.002724 Jy/beam ! Clean residual mean=-0.000087 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 2.76519 Jy keep ! Adding 153 model components to the UV plane model. ! The established model now contains 224 components and 2.76519 Jy wmap "J0530+1331_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.358 x 7.481 at -41.92 degrees (North through East) ! Clean map min=-0.011955 max=2.3789 Jy/beam ! Writing clean map to FITS file: J0530+1331_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 2.37888 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00105425 device "J0530+1331_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0530+1331_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.132951 0.132951 0.265902 0.531804 1.06361 2.12722 4.25444 8.50887 17.0177 34.0355 68.071 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.378 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.358 x 7.481 at -41.92 degrees (North through East) ! Clean map min=-0.011955 max=2.3789 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0530+1331_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0530+1331_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0530+1331_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:13:25 2010