! Started logfile: J0121+0422_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:11:51 2010 obs J0121+0422_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0121+0422_S_2008_07_09_pus_uva.fits ! AN table 1: 234 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.242125 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0121+0422 ! ! 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 23796 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 2064 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2064 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2064 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2064 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.557312Jy sigma=0.003174 ! Fit after self-cal, rms=0.391088Jy sigma=0.001822 ! 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=2.017 mas, bmaj=6.067 mas, bpa=-12.21 degrees ! Estimated noise=1901.08 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 = 0.658763 Jy ! Component: 100 - total flux cleaned = 0.850504 Jy ! Total flux subtracted in 100 components = 0.850504 Jy ! Clean residual min=-0.031842 max=0.083562 Jy/beam ! Clean residual mean=0.000045 rms=0.010464 Jy/beam ! Combined flux in latest and established models = 0.850504 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.850504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334604Jy sigma=0.001645 ! Fit after self-cal, rms=0.333783Jy sigma=0.001644 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0893752 Jy ! Component: 100 - total flux cleaned = 0.131694 Jy ! Total flux subtracted in 100 components = 0.131694 Jy ! Clean residual min=-0.017140 max=0.019026 Jy/beam ! Clean residual mean=0.000010 rms=0.004660 Jy/beam ! Combined flux in latest and established models = 0.982198 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.982198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311478Jy sigma=0.001399 ! Fit after self-cal, rms=0.310644Jy sigma=0.001398 ! 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=2.267 mas, bmaj=7.143 mas, bpa=-13 degrees ! Estimated noise=759.448 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 = 0.0215298 Jy ! Component: 100 - total flux cleaned = 0.0230597 Jy ! Component: 150 - total flux cleaned = 0.0227508 Jy ! Component: 200 - total flux cleaned = 0.022533 Jy ! Total flux subtracted in 200 components = 0.022533 Jy ! Clean residual min=-0.018993 max=0.012360 Jy/beam ! Clean residual mean=0.000027 rms=0.003920 Jy/beam ! Combined flux in latest and established models = 1.00473 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 1.00473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309065Jy sigma=0.001383 ! Fit after self-cal, rms=0.308831Jy sigma=0.001383 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HH 1.00* HN 1.00 ! KK 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 0.99 NY 1.01 ON 0.97 PT 1.02 ! SC 1.01 WZ 0.97 ZC 0.99 ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HH 1.00* HN 1.01 ! KK 1.00* KP 1.05 LA 0.99 MK 1.00* ! NL 0.96 NY 0.99 ON 0.98 PT 1.02 ! SC 1.00 WZ 0.97 ZC 1.04 ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HH 1.00* HN 0.99 ! KK 1.00* KP 1.05 LA 1.01 MK 1.00* ! NL 1.03 NY 1.01 ON 0.99 PT 1.06 ! SC 1.03 WZ 0.97 ZC 1.07 ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.75 FD 1.01 HH 1.00* HN 0.97 ! KK 1.00* KP 1.02 LA 1.01 MK 1.00* ! NL 0.99 NY 0.99 ON 0.97 PT 1.01 ! SC 1.08 WZ 1.01 ZC 0.82 ! ! ! Fit before self-cal, rms=0.308831Jy sigma=0.001383 ! Fit after self-cal, rms=0.290130Jy sigma=0.001264 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.258 mas, bmaj=7.158 mas, bpa=-12.87 degrees ! Estimated noise=754.97 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 = 0.00643465 Jy ! Component: 100 - total flux cleaned = 0.00851785 Jy ! Component: 150 - total flux cleaned = 0.00883086 Jy ! Component: 200 - total flux cleaned = 0.00900427 Jy ! Total flux subtracted in 200 components = 0.00900427 Jy ! Clean residual min=-0.004141 max=0.004590 Jy/beam ! Clean residual mean=-0.000009 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 1.01374 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 1.01374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289907Jy sigma=0.001263 ! Fit after self-cal, rms=0.290011Jy sigma=0.001262 ! 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=0.290011Jy sigma=0.001262 ! Fit after self-cal, rms=0.289104Jy sigma=0.001261 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.254 mas, bmaj=7.157 mas, bpa=-12.85 degrees ! Estimated noise=755.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343248 Jy ! Component: 100 - total flux cleaned = 0.00444817 Jy ! Component: 150 - total flux cleaned = 0.0046964 Jy ! Component: 200 - total flux cleaned = 0.00474394 Jy ! Total flux subtracted in 200 components = 0.00474394 Jy ! Clean residual min=-0.004125 max=0.004099 Jy/beam ! Clean residual mean=-0.000007 rms=0.001008 Jy/beam ! Combined flux in latest and established models = 1.01848 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 1.01848 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289026Jy sigma=0.001261 ! Fit after self-cal, rms=0.288969Jy sigma=0.001261 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 = 0.000353547 Jy ! Component: 100 - total flux cleaned = 0.000310737 Jy ! Component: 150 - total flux cleaned = 0.000271517 Jy ! Component: 200 - total flux cleaned = 0.000236416 Jy ! Total flux subtracted in 200 components = 0.000236416 Jy ! Clean residual min=-0.004059 max=0.004002 Jy/beam ! Clean residual mean=-0.000008 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 1.01872 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 1.01872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288949Jy sigma=0.001261 ! Fit after self-cal, rms=0.288940Jy sigma=0.001261 ! 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=0.288940Jy sigma=0.001261 ! Fit after self-cal, rms=0.288121Jy sigma=0.001260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=7.159 mas, bpa=-12.84 degrees ! Estimated noise=755.124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154299 Jy ! Component: 100 - total flux cleaned = 0.0017926 Jy ! Component: 150 - total flux cleaned = 0.0019247 Jy ! Component: 200 - total flux cleaned = 0.00203545 Jy ! Total flux subtracted in 200 components = 0.00203545 Jy ! Clean residual min=-0.003894 max=0.003635 Jy/beam ! Clean residual mean=-0.000006 rms=0.000942 Jy/beam ! Combined flux in latest and established models = 1.02075 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 1.02075 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288101Jy sigma=0.001260 ! Fit after self-cal, rms=0.288084Jy sigma=0.001260 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 = 0.000185458 Jy ! Component: 100 - total flux cleaned = 0.000183749 Jy ! Component: 150 - total flux cleaned = 0.000205634 Jy ! Component: 200 - total flux cleaned = 0.000226005 Jy ! Total flux subtracted in 200 components = 0.000226005 Jy ! Clean residual min=-0.003850 max=0.003626 Jy/beam ! Clean residual mean=-0.000006 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 1.02098 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 1.02098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288078Jy sigma=0.001260 ! Fit after self-cal, rms=0.288074Jy sigma=0.001260 ! 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=0.288074Jy sigma=0.001260 ! Fit after self-cal, rms=0.287674Jy sigma=0.001260 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.67 mas, bmaj=10.65 mas, bpa=-20.01 degrees ! Estimated noise=909.772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00053091 Jy ! Component: 100 - total flux cleaned = 0.000535256 Jy ! Component: 150 - total flux cleaned = 0.000537236 Jy ! Component: 200 - total flux cleaned = 0.000537732 Jy ! Total flux subtracted in 200 components = 0.000537732 Jy ! Clean residual min=-0.003444 max=0.002910 Jy/beam ! Clean residual mean=-0.000005 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 1.02152 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 1.02152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287668Jy sigma=0.001260 ! Fit after self-cal, rms=0.287655Jy sigma=0.001260 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 = 1.75405e-07 Jy ! Component: 100 - total flux cleaned = -6.12555e-07 Jy ! Component: 150 - total flux cleaned = -1.71128e-06 Jy ! Component: 200 - total flux cleaned = -2.45108e-06 Jy ! Total flux subtracted in 200 components = -2.45108e-06 Jy ! Clean residual min=-0.003413 max=0.002885 Jy/beam ! Clean residual mean=-0.000005 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.02151 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 52 components and 1.02151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287652Jy sigma=0.001260 ! Fit after self-cal, rms=0.287650Jy sigma=0.001260 ! 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=2.249 mas, bmaj=7.159 mas, bpa=-12.83 degrees ! Estimated noise=755.024 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.249 x 7.159 at -12.83 degrees (North through East) ! Clean map min=-0.0032699 max=0.85807 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=0.287650Jy sigma=0.001260 ! Fit after self-cal, rms=0.295556Jy sigma=0.001125 ! Inverting map and beam ! Estimated beam: bmin=2.249 mas, bmaj=7.157 mas, bpa=-12.82 degrees ! Estimated noise=755.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000314333 Jy ! Component: 100 - total flux cleaned = 0.000289778 Jy ! Component: 150 - total flux cleaned = 0.000223431 Jy ! Component: 200 - total flux cleaned = 0.000204299 Jy ! Total flux subtracted in 200 components = 0.000204299 Jy ! Clean residual min=-0.003026 max=0.003241 Jy/beam ! Clean residual mean=0.000003 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 1.02172 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 1.02172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295551Jy sigma=0.001125 ! Fit after self-cal, rms=0.295551Jy sigma=0.001125 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.0249e-05 Jy ! Component: 100 - total flux cleaned = -3.94773e-05 Jy ! Component: 150 - total flux cleaned = -6.89819e-05 Jy ! Component: 200 - total flux cleaned = -8.246e-05 Jy ! Total flux subtracted in 200 components = -8.246e-05 Jy ! Clean residual min=-0.003010 max=0.003238 Jy/beam ! Clean residual mean=0.000003 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 1.02163 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 1.02163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295549Jy sigma=0.001125 ! Fit after self-cal, rms=0.295550Jy sigma=0.001125 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295550Jy sigma=0.001125 ! Fit after self-cal, rms=0.295564Jy sigma=0.001125 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=2.005 mas, bmaj=6.111 mas, bpa=-12.09 degrees ! Estimated noise=1895.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.650087 Jy ! Component: 100 - total flux cleaned = 0.845512 Jy ! Component: 150 - total flux cleaned = 0.936353 Jy ! Component: 200 - total flux cleaned = 0.979298 Jy ! Total flux subtracted in 200 components = 0.979298 Jy ! Clean residual min=-0.009236 max=0.019118 Jy/beam ! Clean residual mean=-0.000005 rms=0.002786 Jy/beam ! Combined flux in latest and established models = 0.979298 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.979298 Jy ! Inverting map and beam ! Estimated beam: bmin=2.247 mas, bmaj=7.157 mas, bpa=-12.82 degrees ! Estimated noise=755.134 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 = 0.0245628 Jy ! Component: 100 - total flux cleaned = 0.0343494 Jy ! Component: 150 - total flux cleaned = 0.0386373 Jy ! Component: 200 - total flux cleaned = 0.040928 Jy ! Total flux subtracted in 200 components = 0.040928 Jy ! Clean residual min=-0.003251 max=0.003327 Jy/beam ! Clean residual mean=0.000002 rms=0.000850 Jy/beam ! Combined flux in latest and established models = 1.02023 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 1.02023 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=8.673 mas, bmaj=10.65 mas, bpa=-19.81 degrees ! Estimated noise=910.372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130538 Jy ! Component: 100 - total flux cleaned = 0.00131269 Jy ! Component: 150 - total flux cleaned = 0.0012462 Jy ! Component: 200 - total flux cleaned = 0.00116107 Jy ! Total flux subtracted in 200 components = 0.00116107 Jy ! Clean residual min=-0.002474 max=0.002616 Jy/beam ! Clean residual mean=0.000008 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 1.02139 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 = -2.36366e-05 Jy ! Component: 100 - total flux cleaned = -4.53015e-05 Jy ! Component: 150 - total flux cleaned = -4.55967e-05 Jy ! Component: 200 - total flux cleaned = -6.26079e-05 Jy ! Total flux subtracted in 200 components = -6.26079e-05 Jy ! Clean residual min=-0.002465 max=0.002582 Jy/beam ! Clean residual mean=0.000008 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 1.02132 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 1.02132 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.247 mas, bmaj=7.157 mas, bpa=-12.82 degrees ! Estimated noise=755.134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000385991 Jy ! Component: 100 - total flux cleaned = 0.000518063 Jy ! Component: 150 - total flux cleaned = 0.000594565 Jy ! Component: 200 - total flux cleaned = 0.000693444 Jy ! Total flux subtracted in 200 components = 0.000693444 Jy ! Clean residual min=-0.002988 max=0.003447 Jy/beam ! Clean residual mean=0.000001 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 1.02202 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 1.02202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295578Jy sigma=0.001125 ! Fit after self-cal, rms=0.295574Jy sigma=0.001125 wmodel J0121+0422_S_2008_07_09_pus_map.mod ! Writing 44 model components to file: J0121+0422_S_2008_07_09_pus_map.mod wobs J0121+0422_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0121+0422_S_2008_07_09_pus_uvs.fits wwins J0121+0422_S_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J0121+0422_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 = 0.00106474 Jy ! Component: 100 - total flux cleaned = 0.00100908 Jy ! Component: 150 - total flux cleaned = 0.00101018 Jy ! Component: 200 - total flux cleaned = 0.000866511 Jy ! Component: 250 - total flux cleaned = 0.000773236 Jy ! Component: 300 - total flux cleaned = 0.000684733 Jy ! Component: 350 - total flux cleaned = 0.000642058 Jy ! Component: 400 - total flux cleaned = 0.000516981 Jy ! Component: 450 - total flux cleaned = 0.00051765 Jy ! Component: 500 - total flux cleaned = 0.00059606 Jy ! Component: 550 - total flux cleaned = 0.000557441 Jy ! Component: 600 - total flux cleaned = 0.000558196 Jy ! Component: 650 - total flux cleaned = 0.000595085 Jy ! Component: 700 - total flux cleaned = 0.000523976 Jy ! Component: 750 - total flux cleaned = 0.00052326 Jy ! Component: 800 - total flux cleaned = 0.000385597 Jy ! Component: 850 - total flux cleaned = 0.000284718 Jy ! Component: 900 - total flux cleaned = 0.000186328 Jy ! Component: 950 - total flux cleaned = 0.000218627 Jy ! Component: 1000 - total flux cleaned = 0.000155179 Jy ! Component: 1050 - total flux cleaned = 0.000217599 Jy ! Component: 1100 - total flux cleaned = 0.000186691 Jy ! Component: 1150 - total flux cleaned = 0.000277598 Jy ! Component: 1200 - total flux cleaned = 0.000218286 Jy ! Component: 1250 - total flux cleaned = 0.0004249 Jy ! Component: 1300 - total flux cleaned = 0.000512151 Jy ! Component: 1350 - total flux cleaned = 0.00056956 Jy ! Component: 1400 - total flux cleaned = 0.000739189 Jy ! Component: 1450 - total flux cleaned = 0.000850733 Jy ! Component: 1500 - total flux cleaned = 0.000988273 Jy ! Component: 1550 - total flux cleaned = 0.0011245 Jy ! Component: 1600 - total flux cleaned = 0.00123243 Jy ! Component: 1650 - total flux cleaned = 0.00141869 Jy ! Component: 1700 - total flux cleaned = 0.00162903 Jy ! Component: 1750 - total flux cleaned = 0.00173296 Jy ! Component: 1800 - total flux cleaned = 0.00196403 Jy ! Component: 1850 - total flux cleaned = 0.0021157 Jy ! Component: 1900 - total flux cleaned = 0.00229129 Jy ! Component: 1950 - total flux cleaned = 0.0024154 Jy ! Component: 2000 - total flux cleaned = 0.00253818 Jy ! Total flux subtracted in 2048 components = 0.00265993 Jy ! Clean residual min=-0.001546 max=0.001381 Jy/beam ! Clean residual mean=0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 1.02468 Jy keep ! Adding 120 model components to the UV plane model. ! The established model now contains 164 components and 1.02468 Jy wmap "J0121+0422_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.247 x 7.157 at -12.82 degrees (North through East) ! Clean map min=-0.0023503 max=0.85619 Jy/beam ! Writing clean map to FITS file: J0121+0422_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 0.85619 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000467196 device "J0121+0422_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0121+0422_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163701 0.163701 0.327401 0.654802 1.3096 2.61921 5.23842 10.4768 20.9537 41.9073 83.8147 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.856 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.247 x 7.157 at -12.82 degrees (North through East) ! Clean map min=-0.0023503 max=0.85619 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0121+0422_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0121+0422_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0121+0422_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:11:57 2010