! Started logfile: J0555+3948_S_2008_07_09_pus_uvs.log on Wed Oct 13 14:55:25 2010 obs J0555+3948_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0555+3948_S_2008_07_09_pus_uva.fits ! AN table 1: 32 integrations on 105 of 105 possible baselines. ! AN table 2: 23 integrations on 105 of 105 possible baselines. ! AN table 3: 61 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.261658 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0555+3948 ! ! 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 1058 lines of history. ! ! Reading 12748 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 292 telescope corrections were flagged in sub-array 1. ! A total of 269 telescope corrections were flagged in sub-array 2. ! A total of 404 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 292 telescope corrections were flagged in sub-array 1. ! A total of 269 telescope corrections were flagged in sub-array 2. ! A total of 406 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 292 telescope corrections were flagged in sub-array 1. ! A total of 269 telescope corrections were flagged in sub-array 2. ! A total of 410 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 289 telescope corrections were flagged in sub-array 1. ! A total of 269 telescope corrections were flagged in sub-array 2. ! A total of 408 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.918820Jy sigma=0.013681 ! Fit after self-cal, rms=1.860443Jy sigma=0.013485 ! 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=1.797 mas, bmaj=3.514 mas, bpa=-10.97 degrees ! Estimated noise=1343.94 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 = 2.0983 Jy ! Component: 100 - total flux cleaned = 2.61931 Jy ! Total flux subtracted in 100 components = 2.61931 Jy ! Clean residual min=-0.048603 max=0.219058 Jy/beam ! Clean residual mean=0.000127 rms=0.014313 Jy/beam ! Combined flux in latest and established models = 2.61931 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 2.61931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.545523Jy sigma=0.003326 ! Fit after self-cal, rms=0.545425Jy sigma=0.003326 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.232823 Jy ! Component: 100 - total flux cleaned = 0.350386 Jy ! Total flux subtracted in 100 components = 0.350386 Jy ! Clean residual min=-0.029555 max=0.059348 Jy/beam ! Clean residual mean=-0.000048 rms=0.007145 Jy/beam ! Combined flux in latest and established models = 2.9697 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 2.9697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.414897Jy sigma=0.002137 ! Fit after self-cal, rms=0.414761Jy sigma=0.002137 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.071661 Jy ! Component: 100 - total flux cleaned = 0.117146 Jy ! Total flux subtracted in 100 components = 0.117146 Jy ! Clean residual min=-0.031196 max=0.031189 Jy/beam ! Clean residual mean=-0.000103 rms=0.006220 Jy/beam ! Combined flux in latest and established models = 3.08685 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 3.08685 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.394424Jy sigma=0.002022 ! Fit after self-cal, rms=0.394364Jy sigma=0.002022 ! 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=2.041 mas, bmaj=4.212 mas, bpa=-10.94 degrees ! Estimated noise=952.086 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 = 0.027716 Jy ! Component: 100 - total flux cleaned = 0.0420887 Jy ! Component: 150 - total flux cleaned = 0.0453754 Jy ! Component: 200 - total flux cleaned = 0.0459782 Jy ! Total flux subtracted in 200 components = 0.0459782 Jy ! Clean residual min=-0.040878 max=0.024747 Jy/beam ! Clean residual mean=-0.001219 rms=0.007760 Jy/beam ! Combined flux in latest and established models = 3.13282 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 27 components and 3.13282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.389351Jy sigma=0.002022 ! Fit after self-cal, rms=0.389318Jy sigma=0.002022 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HH 1.00* HN 1.02 ! KK 0.99 KP 1.01 LA 1.01 MK 0.97 ! NL 1.02 NY 1.00 ON 1.05 PT 1.02 ! SC 1.05 WZ 1.00* ZC 1.10 ! ! 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 0.97 ON 1.00 PT 1.00* ! SC 1.00* WZ 0.92 ZC 0.97 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.02 HH 1.00* HN 0.97 ! KK 1.00* KP 1.03 LA 1.02 MK 1.00* ! NL 0.99 NY 1.00 ON 0.92 PT 1.03 ! SC 1.01 WZ 0.95 ZC 1.01 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HH 1.00* HN 1.02 ! KK 0.91 KP 1.04 LA 1.02 MK 0.94 ! NL 0.98 NY 0.99 ON 1.01 PT 1.03 ! SC 1.06 WZ 1.00* ZC 1.14 ! ! 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 0.98 ON 1.00 PT 1.00* ! SC 1.00* WZ 0.93 ZC 0.98 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.02 HH 1.00* HN 0.98 ! KK 1.00* KP 1.06 LA 1.03 MK 1.00* ! NL 0.94 NY 1.01 ON 0.90 PT 1.03 ! SC 1.00 WZ 0.98 ZC 1.04 ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HH 1.00* HN 0.99 ! KK 1.01 KP 1.03 LA 1.01 MK 0.94 ! NL 1.03 NY 0.99 ON 0.99 PT 1.03 ! SC 1.06 WZ 1.00* ZC 1.24 ! ! 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 0.97 ON 0.93 PT 1.00* ! SC 1.00* WZ 0.96 ZC 0.98 ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.00 HH 1.00* HN 0.95 ! KK 1.00* KP 1.04 LA 1.01 MK 1.00* ! NL 1.00 NY 0.99 ON 0.94 PT 1.05 ! SC 1.02 WZ 0.97 ZC 1.05 ! ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HH 1.00* HN 1.00 ! KK 1.00 KP 0.98 LA 1.01 MK 0.93 ! NL 0.98 NY 0.95 ON 1.02 PT 1.00 ! SC 1.09 WZ 1.00* ZC 0.93 ! ! 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 0.94 ON 0.97 PT 1.00* ! SC 1.00* WZ 0.94 ZC 0.77 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 1.00 HH 1.00* HN 0.97 ! KK 1.00* KP 1.00 LA 1.02 MK 1.00* ! NL 0.96 NY 0.94 ON 0.99 PT 1.01 ! SC 1.04 WZ 0.96 ZC 0.83 ! ! ! Fit before self-cal, rms=0.389318Jy sigma=0.002022 ! Fit after self-cal, rms=0.317858Jy sigma=0.001560 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.026 mas, bmaj=4.224 mas, bpa=-11.08 degrees ! Estimated noise=952.836 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 = 0.027464 Jy ! Component: 100 - total flux cleaned = 0.0297464 Jy ! Component: 150 - total flux cleaned = 0.0316585 Jy ! Component: 200 - total flux cleaned = 0.0319763 Jy ! Total flux subtracted in 200 components = 0.0319763 Jy ! Clean residual min=-0.018446 max=0.014625 Jy/beam ! Clean residual mean=-0.000662 rms=0.003830 Jy/beam ! Combined flux in latest and established models = 3.1648 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 30 components and 3.1648 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.313956Jy sigma=0.001543 ! Fit after self-cal, rms=0.313912Jy sigma=0.001543 ! 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=0.313912Jy sigma=0.001543 ! Fit after self-cal, rms=0.306435Jy sigma=0.001498 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.018 mas, bmaj=4.224 mas, bpa=-11.13 degrees ! Estimated noise=953.175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017094 Jy ! Component: 100 - total flux cleaned = 0.0191841 Jy ! Component: 150 - total flux cleaned = 0.0187183 Jy ! Component: 200 - total flux cleaned = 0.0180809 Jy ! Total flux subtracted in 200 components = 0.0180809 Jy ! Clean residual min=-0.015471 max=0.013763 Jy/beam ! Clean residual mean=-0.000559 rms=0.003223 Jy/beam ! Combined flux in latest and established models = 3.18288 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 3.18288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305125Jy sigma=0.001491 ! Fit after self-cal, rms=0.305082Jy sigma=0.001491 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 = -0.000544578 Jy ! Component: 100 - total flux cleaned = -0.00105412 Jy ! Component: 150 - total flux cleaned = -0.00150702 Jy ! Component: 200 - total flux cleaned = -0.00178143 Jy ! Total flux subtracted in 200 components = -0.00178143 Jy ! Clean residual min=-0.015400 max=0.013481 Jy/beam ! Clean residual mean=-0.000550 rms=0.003209 Jy/beam ! Combined flux in latest and established models = 3.1811 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 3.1811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304884Jy sigma=0.001490 ! Fit after self-cal, rms=0.304881Jy sigma=0.001490 ! 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=0.304881Jy sigma=0.001490 ! Fit after self-cal, rms=0.293339Jy sigma=0.001367 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.014 mas, bmaj=4.226 mas, bpa=-11.14 degrees ! Estimated noise=952.384 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00587018 Jy ! Component: 100 - total flux cleaned = 0.00610739 Jy ! Component: 150 - total flux cleaned = 0.00578312 Jy ! Component: 200 - total flux cleaned = 0.00563241 Jy ! Total flux subtracted in 200 components = 0.00563241 Jy ! Clean residual min=-0.005920 max=0.005978 Jy/beam ! Clean residual mean=-0.000131 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 3.18673 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 3.18673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292935Jy sigma=0.001365 ! Fit after self-cal, rms=0.292920Jy sigma=0.001365 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 = -7.93214e-05 Jy ! Component: 100 - total flux cleaned = -7.75224e-05 Jy ! Component: 150 - total flux cleaned = -7.6938e-05 Jy ! Component: 200 - total flux cleaned = -7.69849e-05 Jy ! Total flux subtracted in 200 components = -7.69849e-05 Jy ! Clean residual min=-0.005821 max=0.005788 Jy/beam ! Clean residual mean=-0.000131 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 3.18666 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 3.18666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292802Jy sigma=0.001365 ! Fit after self-cal, rms=0.292798Jy sigma=0.001365 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292798Jy sigma=0.001365 ! Fit after self-cal, rms=0.292172Jy sigma=0.001364 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.118 mas, bmaj=8.575 mas, bpa=15.91 degrees ! Estimated noise=1346.51 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000922918 Jy ! Component: 100 - total flux cleaned = 0.00103651 Jy ! Component: 150 - total flux cleaned = 0.00113298 Jy ! Component: 200 - total flux cleaned = 0.00122013 Jy ! Total flux subtracted in 200 components = 0.00122013 Jy ! Clean residual min=-0.007658 max=0.006885 Jy/beam ! Clean residual mean=-0.000385 rms=0.002181 Jy/beam ! Combined flux in latest and established models = 3.18788 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 39 components and 3.18788 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292168Jy sigma=0.001364 ! Fit after self-cal, rms=0.292166Jy sigma=0.001364 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 = -4.98555e-05 Jy ! Component: 100 - total flux cleaned = 2.53621e-05 Jy ! Component: 150 - total flux cleaned = 8.98256e-05 Jy ! Component: 200 - total flux cleaned = 0.000145931 Jy ! Total flux subtracted in 200 components = 0.000145931 Jy ! Clean residual min=-0.007589 max=0.006897 Jy/beam ! Clean residual mean=-0.000388 rms=0.002176 Jy/beam ! Combined flux in latest and established models = 3.18802 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 42 components and 3.18802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292178Jy sigma=0.001364 ! Fit after self-cal, rms=0.292180Jy sigma=0.001364 ! 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=2.011 mas, bmaj=4.226 mas, bpa=-11.15 degrees ! Estimated noise=951.886 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.011 x 4.226 at -11.15 degrees (North through East) ! Clean map min=-0.0049822 max=2.7456 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=0.292180Jy sigma=0.001364 ! Fit after self-cal, rms=0.258971Jy sigma=0.001120 ! Inverting map and beam ! Estimated beam: bmin=2.011 mas, bmaj=4.225 mas, bpa=-11.11 degrees ! Estimated noise=952.686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00467823 Jy ! Component: 100 - total flux cleaned = 0.00481342 Jy ! Component: 150 - total flux cleaned = 0.00492634 Jy ! Component: 200 - total flux cleaned = 0.00502189 Jy ! Total flux subtracted in 200 components = 0.00502189 Jy ! Clean residual min=-0.005339 max=0.006147 Jy/beam ! Clean residual mean=-0.000038 rms=0.001307 Jy/beam ! Combined flux in latest and established models = 3.19304 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 3.19304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258835Jy sigma=0.001119 ! Fit after self-cal, rms=0.258821Jy sigma=0.001119 ! Inverting map ! Added new window around map position (3, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010227 Jy ! Component: 100 - total flux cleaned = 0.00164058 Jy ! Component: 150 - total flux cleaned = 0.00209449 Jy ! Component: 200 - total flux cleaned = 0.00219509 Jy ! Total flux subtracted in 200 components = 0.00219509 Jy ! Clean residual min=-0.005528 max=0.005382 Jy/beam ! Clean residual mean=-0.000047 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 3.19524 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 53 components and 3.19524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258597Jy sigma=0.001117 ! Fit after self-cal, rms=0.258544Jy sigma=0.001117 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258544Jy sigma=0.001117 ! Fit after self-cal, rms=0.258443Jy sigma=0.001116 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=1.776 mas, bmaj=3.53 mas, bpa=-11.22 degrees ! Estimated noise=1334.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.07979 Jy ! Component: 100 - total flux cleaned = 2.61926 Jy ! Component: 150 - total flux cleaned = 2.86753 Jy ! Component: 200 - total flux cleaned = 2.99282 Jy ! Total flux subtracted in 200 components = 2.99282 Jy ! Clean residual min=-0.020815 max=0.063107 Jy/beam ! Clean residual mean=0.000089 rms=0.005097 Jy/beam ! Combined flux in latest and established models = 2.99282 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 14 model components to the UV plane model. ! The established model now contains 14 components and 2.99282 Jy ! Inverting map and beam ! Estimated beam: bmin=2.01 mas, bmaj=4.225 mas, bpa=-11.09 degrees ! Estimated noise=952.821 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 = 0.0982859 Jy ! Component: 100 - total flux cleaned = 0.149121 Jy ! Component: 150 - total flux cleaned = 0.176869 Jy ! Component: 200 - total flux cleaned = 0.192269 Jy ! Total flux subtracted in 200 components = 0.192269 Jy ! Clean residual min=-0.005647 max=0.007719 Jy/beam ! Clean residual mean=0.000034 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 3.18509 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 3.18509 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935781 Jy ! Component: 100 - total flux cleaned = 0.0125393 Jy ! Component: 150 - total flux cleaned = 0.0134543 Jy ! Component: 200 - total flux cleaned = 0.0136724 Jy ! Total flux subtracted in 200 components = 0.0136724 Jy ! Clean residual min=-0.005224 max=0.005331 Jy/beam ! Clean residual mean=-0.000038 rms=0.001299 Jy/beam ! Combined flux in latest and established models = 3.19876 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 3.19876 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.108 mas, bmaj=8.572 mas, bpa=16.15 degrees ! Estimated noise=1349.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000907589 Jy ! Component: 100 - total flux cleaned = 0.0009034 Jy ! Component: 150 - total flux cleaned = 0.000992431 Jy ! Component: 200 - total flux cleaned = 0.000999616 Jy ! Total flux subtracted in 200 components = 0.000999616 Jy ! Clean residual min=-0.004944 max=0.005307 Jy/beam ! Clean residual mean=-0.000143 rms=0.001642 Jy/beam ! Combined flux in latest and established models = 3.19976 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 = -5.47835e-05 Jy ! Component: 100 - total flux cleaned = -5.53613e-05 Jy ! Component: 150 - total flux cleaned = -9.95389e-05 Jy ! Component: 200 - total flux cleaned = -0.000170666 Jy ! Total flux subtracted in 200 components = -0.000170666 Jy ! Clean residual min=-0.004850 max=0.005194 Jy/beam ! Clean residual mean=-0.000141 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 3.19959 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 3.19959 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.01 mas, bmaj=4.225 mas, bpa=-11.09 degrees ! Estimated noise=952.821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00095011 Jy ! Component: 100 - total flux cleaned = 0.00112727 Jy ! Component: 150 - total flux cleaned = 0.00112713 Jy ! Component: 200 - total flux cleaned = 0.00112831 Jy ! Total flux subtracted in 200 components = 0.00112831 Jy ! Clean residual min=-0.004972 max=0.004866 Jy/beam ! Clean residual mean=-0.000048 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 3.20072 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 3.20072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258690Jy sigma=0.001117 ! Fit after self-cal, rms=0.258677Jy sigma=0.001116 wmodel J0555+3948_S_2008_07_09_pus_map.mod ! Writing 46 model components to file: J0555+3948_S_2008_07_09_pus_map.mod wobs J0555+3948_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0555+3948_S_2008_07_09_pus_uvs.fits wwins J0555+3948_S_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J0555+3948_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 = -0.000539533 Jy ! Component: 100 - total flux cleaned = -0.00114526 Jy ! Component: 150 - total flux cleaned = -0.00139379 Jy ! Component: 200 - total flux cleaned = -0.00171542 Jy ! Component: 250 - total flux cleaned = -0.00187186 Jy ! Component: 300 - total flux cleaned = -0.00210111 Jy ! Component: 350 - total flux cleaned = -0.00202589 Jy ! Component: 400 - total flux cleaned = -0.00187903 Jy ! Component: 450 - total flux cleaned = -0.00173496 Jy ! Component: 500 - total flux cleaned = -0.00173493 Jy ! Component: 550 - total flux cleaned = -0.00173446 Jy ! Component: 600 - total flux cleaned = -0.00173465 Jy ! Component: 650 - total flux cleaned = -0.00173395 Jy ! Component: 700 - total flux cleaned = -0.00159767 Jy ! Component: 750 - total flux cleaned = -0.0014642 Jy ! Component: 800 - total flux cleaned = -0.00146405 Jy ! Component: 850 - total flux cleaned = -0.00146475 Jy ! Component: 900 - total flux cleaned = -0.00159528 Jy ! Component: 950 - total flux cleaned = -0.0015952 Jy ! Component: 1000 - total flux cleaned = -0.0015955 Jy ! Component: 1050 - total flux cleaned = -0.00165939 Jy ! Component: 1100 - total flux cleaned = -0.00165945 Jy ! Component: 1150 - total flux cleaned = -0.00178358 Jy ! Component: 1200 - total flux cleaned = -0.00178307 Jy ! Component: 1250 - total flux cleaned = -0.00184435 Jy ! Component: 1300 - total flux cleaned = -0.00184486 Jy ! Component: 1350 - total flux cleaned = -0.0020253 Jy ! Component: 1400 - total flux cleaned = -0.00178602 Jy ! Component: 1450 - total flux cleaned = -0.00184631 Jy ! Component: 1500 - total flux cleaned = -0.00196427 Jy ! Component: 1550 - total flux cleaned = -0.00208105 Jy ! Component: 1600 - total flux cleaned = -0.00202282 Jy ! Component: 1650 - total flux cleaned = -0.00208059 Jy ! Component: 1700 - total flux cleaned = -0.00219549 Jy ! Component: 1750 - total flux cleaned = -0.00230974 Jy ! Component: 1800 - total flux cleaned = -0.00236645 Jy ! Component: 1850 - total flux cleaned = -0.00236633 Jy ! Component: 1900 - total flux cleaned = -0.00242247 Jy ! Component: 1950 - total flux cleaned = -0.00242267 Jy ! Component: 2000 - total flux cleaned = -0.00258894 Jy ! Total flux subtracted in 2048 components = -0.00242365 Jy ! Clean residual min=-0.003370 max=0.003028 Jy/beam ! Clean residual mean=-0.000045 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 3.19829 Jy keep ! Adding 150 model components to the UV plane model. ! The established model now contains 196 components and 3.19829 Jy wmap "J0555+3948_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.01 x 4.225 at -11.09 degrees (North through East) ! Clean map min=-0.0043599 max=2.7454 Jy/beam ! Writing clean map to FITS file: J0555+3948_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 2.74542 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00101788 device "J0555+3948_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0555+3948_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.111227 0.111227 0.222454 0.444908 0.889815 1.77963 3.55926 7.11852 14.237 28.4741 56.9482 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.003 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.745 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.01 x 4.225 at -11.09 degrees (North through East) ! Clean map min=-0.0043599 max=2.7454 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0555+3948_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0555+3948_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0555+3948_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 14:55:29 2010