! Started logfile: J0825+0309_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:38:32 2010 obs J0825+0309_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0825+0309_S_2008_04_02_pus_uva.fits ! AN table 1: 26 integrations on 120 of 120 possible baselines. ! AN table 2: 140 integrations on 120 of 120 possible baselines. ! AN table 3: 88 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0868766 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0825+0309 ! ! 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 984 lines of history. ! ! Reading 10592 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 338 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! A total of 938 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 338 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! A total of 938 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 338 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! A total of 938 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 338 telescope corrections were flagged in sub-array 1. ! A total of 1688 telescope corrections were flagged in sub-array 2. ! A total of 938 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.604559Jy sigma=0.003679 ! Fit after self-cal, rms=0.446033Jy sigma=0.002363 ! 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=2.555 mas, bmaj=4.451 mas, bpa=1.91 degrees ! Estimated noise=1467.12 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 = 0.616475 Jy ! Component: 100 - total flux cleaned = 0.779167 Jy ! Total flux subtracted in 100 components = 0.779167 Jy ! Clean residual min=-0.028009 max=0.064106 Jy/beam ! Clean residual mean=0.000128 rms=0.008846 Jy/beam ! Combined flux in latest and established models = 0.779167 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.779167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.370886Jy sigma=0.001826 ! Fit after self-cal, rms=0.370952Jy sigma=0.001823 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0662418 Jy ! Component: 100 - total flux cleaned = 0.0977585 Jy ! Total flux subtracted in 100 components = 0.0977585 Jy ! Clean residual min=-0.025095 max=0.034293 Jy/beam ! Clean residual mean=0.000163 rms=0.006785 Jy/beam ! Combined flux in latest and established models = 0.876926 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.876926 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.355754Jy sigma=0.001660 ! Fit after self-cal, rms=0.355581Jy sigma=0.001659 ! 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=3.083 mas, bmaj=3.759 mas, bpa=3.6 degrees ! Estimated noise=1031.11 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 = 0.0314819 Jy ! Component: 100 - total flux cleaned = 0.0446699 Jy ! Component: 150 - total flux cleaned = 0.047105 Jy ! Component: 200 - total flux cleaned = 0.0488999 Jy ! Total flux subtracted in 200 components = 0.0488999 Jy ! Clean residual min=-0.023733 max=0.031246 Jy/beam ! Clean residual mean=0.000698 rms=0.007074 Jy/beam ! Combined flux in latest and established models = 0.925826 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.925826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351882Jy sigma=0.001629 ! Fit after self-cal, rms=0.351629Jy sigma=0.001628 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 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 0.85 ON 0.99 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.93 ZC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00 HN 1.03 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.79 ON 0.95 OV 1.00* ! PT 1.00* SC 1.12 WZ 1.00* ZC 1.15 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.05 HH 1.00* HN 1.12 ! KK 1.02 KP 0.98 LA 1.18 MK 0.74 ! NL 0.92 NY 1.00* ON 1.00* OV 0.94 ! PT 0.99 SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* 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 0.96 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.86 ZC 1.17 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.02 HN 1.13 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 0.92 OV 1.00* ! PT 1.00* SC 1.12 WZ 1.00* ZC 1.18 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 1.13 HH 1.00* HN 1.13 ! KK 0.96 KP 1.00 LA 1.10 MK 0.78 ! NL 0.98 NY 1.00* ON 1.00* OV 0.98 ! PT 0.98 SC 1.09 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.81 ON 1.01 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.78 ZC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.14 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.90 ON 0.91 OV 1.00* ! PT 1.00* SC 1.05 WZ 1.00* ZC 1.11 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.14 FD 1.14 HH 1.00* HN 1.12 ! KK 1.01 KP 1.00 LA 0.87 MK 0.81 ! NL 1.01 NY 1.00* ON 1.00* OV 1.01 ! PT 1.03 SC 1.01 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* 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 0.90 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.78 ZC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.92 HN 1.07 ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 0.92 OV 1.00* ! PT 1.00* SC 1.09 WZ 1.00* ZC 1.01 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.13 HH 1.00* HN 1.04 ! KK 0.94 KP 0.92 LA 0.73 MK 0.85 ! NL 0.91 NY 1.00* ON 1.00* OV 0.81 ! PT 0.91 SC 1.03 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.351629Jy sigma=0.001628 ! Fit after self-cal, rms=0.302320Jy sigma=0.001267 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.117 mas, bmaj=3.695 mas, bpa=6.593 degrees ! Estimated noise=1048.19 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 (5, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184008 Jy ! Component: 100 - total flux cleaned = 0.0196167 Jy ! Component: 150 - total flux cleaned = 0.0191498 Jy ! Component: 200 - total flux cleaned = 0.0189678 Jy ! Total flux subtracted in 200 components = 0.0189678 Jy ! Clean residual min=-0.007665 max=0.007730 Jy/beam ! Clean residual mean=-0.000024 rms=0.002038 Jy/beam ! Combined flux in latest and established models = 0.944793 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.944793 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301000Jy sigma=0.001255 ! Fit after self-cal, rms=0.299151Jy sigma=0.001252 ! 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=0.299151Jy sigma=0.001252 ! Fit after self-cal, rms=0.297684Jy sigma=0.001244 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.119 mas, bmaj=3.68 mas, bpa=7.151 degrees ! Estimated noise=1048.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431858 Jy ! Component: 100 - total flux cleaned = 0.00561258 Jy ! Component: 150 - total flux cleaned = 0.00587137 Jy ! Component: 200 - total flux cleaned = 0.00598339 Jy ! Total flux subtracted in 200 components = 0.00598339 Jy ! Clean residual min=-0.006417 max=0.006129 Jy/beam ! Clean residual mean=0.000035 rms=0.001530 Jy/beam ! Combined flux in latest and established models = 0.950777 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.950777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297410Jy sigma=0.001243 ! Fit after self-cal, rms=0.297403Jy sigma=0.001242 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 = 0.00024206 Jy ! Component: 100 - total flux cleaned = 0.000696148 Jy ! Component: 150 - total flux cleaned = 0.000697644 Jy ! Component: 200 - total flux cleaned = 0.000782827 Jy ! Total flux subtracted in 200 components = 0.000782827 Jy ! Clean residual min=-0.006370 max=0.006020 Jy/beam ! Clean residual mean=0.000031 rms=0.001484 Jy/beam ! Combined flux in latest and established models = 0.95156 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.95156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297274Jy sigma=0.001242 ! Fit after self-cal, rms=0.297284Jy sigma=0.001242 ! 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=0.297284Jy sigma=0.001242 ! Fit after self-cal, rms=0.296799Jy sigma=0.001239 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.12 mas, bmaj=3.675 mas, bpa=7.32 degrees ! Estimated noise=1049.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152831 Jy ! Component: 100 - total flux cleaned = 0.00243681 Jy ! Component: 150 - total flux cleaned = 0.00251851 Jy ! Component: 200 - total flux cleaned = 0.00259066 Jy ! Total flux subtracted in 200 components = 0.00259066 Jy ! Clean residual min=-0.005820 max=0.004878 Jy/beam ! Clean residual mean=0.000032 rms=0.001275 Jy/beam ! Combined flux in latest and established models = 0.95415 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.95415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296691Jy sigma=0.001238 ! Fit after self-cal, rms=0.296705Jy sigma=0.001238 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 = 8.45656e-05 Jy ! Component: 100 - total flux cleaned = 0.000453339 Jy ! Component: 150 - total flux cleaned = 0.0004531 Jy ! Component: 200 - total flux cleaned = 0.00051096 Jy ! Total flux subtracted in 200 components = 0.00051096 Jy ! Clean residual min=-0.005715 max=0.004757 Jy/beam ! Clean residual mean=0.000030 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.954661 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.954661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296632Jy sigma=0.001238 ! Fit after self-cal, rms=0.296632Jy sigma=0.001238 ! 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=0.296632Jy sigma=0.001238 ! Fit after self-cal, rms=0.296573Jy sigma=0.001238 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.333 mas, bmaj=12.83 mas, bpa=-13.97 degrees ! Estimated noise=1185.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000748667 Jy ! Component: 100 - total flux cleaned = 0.00115993 Jy ! Component: 150 - total flux cleaned = 0.00132006 Jy ! Component: 200 - total flux cleaned = 0.00136302 Jy ! Total flux subtracted in 200 components = 0.00136302 Jy ! Clean residual min=-0.004701 max=0.004836 Jy/beam ! Clean residual mean=0.000063 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.956024 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.956024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296560Jy sigma=0.001238 ! Fit after self-cal, rms=0.296528Jy sigma=0.001238 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 = -0.000119251 Jy ! Component: 100 - total flux cleaned = 0.000131064 Jy ! Component: 150 - total flux cleaned = 0.000209276 Jy ! Component: 200 - total flux cleaned = 0.00020963 Jy ! Total flux subtracted in 200 components = 0.00020963 Jy ! Clean residual min=-0.004723 max=0.004879 Jy/beam ! Clean residual mean=0.000061 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.956234 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.956234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296513Jy sigma=0.001238 ! Fit after self-cal, rms=0.296501Jy sigma=0.001238 ! 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=3.12 mas, bmaj=3.675 mas, bpa=7.316 degrees ! Estimated noise=1050.01 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.12 x 3.675 at 7.316 degrees (North through East) ! Clean map min=-0.0050984 max=0.7447 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=0.296501Jy sigma=0.001238 ! Fit after self-cal, rms=0.357071Jy sigma=0.001064 ! Inverting map and beam ! Estimated beam: bmin=3.122 mas, bmaj=3.669 mas, bpa=6.861 degrees ! Estimated noise=1049.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112475 Jy ! Component: 100 - total flux cleaned = 0.00104473 Jy ! Component: 150 - total flux cleaned = 0.000982215 Jy ! Component: 200 - total flux cleaned = 0.000984083 Jy ! Total flux subtracted in 200 components = 0.000984083 Jy ! Clean residual min=-0.004896 max=0.004675 Jy/beam ! Clean residual mean=0.000020 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.957218 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.957218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356986Jy sigma=0.001064 ! Fit after self-cal, rms=0.357036Jy sigma=0.001064 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000117745 Jy ! Component: 100 - total flux cleaned = -0.000244164 Jy ! Component: 150 - total flux cleaned = -0.000194171 Jy ! Component: 200 - total flux cleaned = -0.000194869 Jy ! Total flux subtracted in 200 components = -0.000194869 Jy ! Clean residual min=-0.004827 max=0.004505 Jy/beam ! Clean residual mean=0.000020 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 0.957023 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.957023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356977Jy sigma=0.001064 ! Fit after self-cal, rms=0.357000Jy sigma=0.001064 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357000Jy sigma=0.001064 ! Fit after self-cal, rms=0.383909Jy sigma=0.001064 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=2.566 mas, bmaj=4.434 mas, bpa=1.321 degrees ! Estimated noise=1462.36 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.611769 Jy ! Component: 100 - total flux cleaned = 0.782553 Jy ! Component: 150 - total flux cleaned = 0.84954 Jy ! Component: 200 - total flux cleaned = 0.881922 Jy ! Total flux subtracted in 200 components = 0.881922 Jy ! Clean residual min=-0.009187 max=0.016288 Jy/beam ! Clean residual mean=-0.000023 rms=0.002700 Jy/beam ! Combined flux in latest and established models = 0.881922 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.881922 Jy ! Inverting map and beam ! Estimated beam: bmin=3.122 mas, bmaj=3.667 mas, bpa=6.779 degrees ! Estimated noise=1050.17 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 = 0.028252 Jy ! Component: 100 - total flux cleaned = 0.0449312 Jy ! Component: 150 - total flux cleaned = 0.0554182 Jy ! Component: 200 - total flux cleaned = 0.0624406 Jy ! Total flux subtracted in 200 components = 0.0624406 Jy ! Clean residual min=-0.005315 max=0.005528 Jy/beam ! Clean residual mean=0.000072 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 0.944362 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 54 components and 0.944362 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=8.332 mas, bmaj=12.82 mas, bpa=-14.02 degrees ! Estimated noise=1186.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00692472 Jy ! Component: 100 - total flux cleaned = 0.0103949 Jy ! Component: 150 - total flux cleaned = 0.0111005 Jy ! Component: 200 - total flux cleaned = 0.0114484 Jy ! Total flux subtracted in 200 components = 0.0114484 Jy ! Clean residual min=-0.004741 max=0.004690 Jy/beam ! Clean residual mean=0.000058 rms=0.001337 Jy/beam ! Combined flux in latest and established models = 0.955811 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 = 0.000288169 Jy ! Component: 100 - total flux cleaned = 0.00053102 Jy ! Component: 150 - total flux cleaned = 0.000735749 Jy ! Component: 200 - total flux cleaned = 0.00087686 Jy ! Total flux subtracted in 200 components = 0.00087686 Jy ! Clean residual min=-0.004791 max=0.004700 Jy/beam ! Clean residual mean=0.000049 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.956687 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 87 components and 0.956687 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.122 mas, bmaj=3.667 mas, bpa=6.779 degrees ! Estimated noise=1050.17 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000253955 Jy ! Component: 100 - total flux cleaned = 0.000252576 Jy ! Component: 150 - total flux cleaned = 0.000185286 Jy ! Component: 200 - total flux cleaned = 0.00012101 Jy ! Total flux subtracted in 200 components = 0.00012101 Jy ! Clean residual min=-0.004712 max=0.004292 Jy/beam ! Clean residual mean=0.000023 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.956808 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 98 components and 0.956808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.383851Jy sigma=0.001064 ! Fit after self-cal, rms=0.383938Jy sigma=0.001064 wmodel J0825+0309_S_2008_04_02_pus_map.mod ! Writing 98 model components to file: J0825+0309_S_2008_04_02_pus_map.mod wobs J0825+0309_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0825+0309_S_2008_04_02_pus_uvs.fits wwins J0825+0309_S_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J0825+0309_S_2008_04_02_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 = -0.00084562 Jy ! Component: 100 - total flux cleaned = -0.0010692 Jy ! Component: 150 - total flux cleaned = -0.00121179 Jy ! Component: 200 - total flux cleaned = -0.00128098 Jy ! Component: 250 - total flux cleaned = -0.00128517 Jy ! Component: 300 - total flux cleaned = -0.00116452 Jy ! Component: 350 - total flux cleaned = -0.000929884 Jy ! Component: 400 - total flux cleaned = -0.000529638 Jy ! Component: 450 - total flux cleaned = -0.000141028 Jy ! Component: 500 - total flux cleaned = 7.4788e-05 Jy ! Component: 550 - total flux cleaned = 0.000447469 Jy ! Component: 600 - total flux cleaned = 0.000865383 Jy ! Component: 650 - total flux cleaned = 0.00112049 Jy ! Component: 700 - total flux cleaned = 0.00142101 Jy ! Component: 750 - total flux cleaned = 0.00181556 Jy ! Component: 800 - total flux cleaned = 0.00215471 Jy ! Component: 850 - total flux cleaned = 0.0025359 Jy ! Component: 900 - total flux cleaned = 0.00267737 Jy ! Component: 950 - total flux cleaned = 0.00300113 Jy ! Component: 1000 - total flux cleaned = 0.0031375 Jy ! Component: 1050 - total flux cleaned = 0.00349754 Jy ! Component: 1100 - total flux cleaned = 0.00367437 Jy ! Component: 1150 - total flux cleaned = 0.0037613 Jy ! Component: 1200 - total flux cleaned = 0.00393436 Jy ! Component: 1250 - total flux cleaned = 0.00410527 Jy ! Component: 1300 - total flux cleaned = 0.00427346 Jy ! Component: 1350 - total flux cleaned = 0.0043566 Jy ! Component: 1400 - total flux cleaned = 0.0045212 Jy ! Component: 1450 - total flux cleaned = 0.00464314 Jy ! Component: 1500 - total flux cleaned = 0.00484463 Jy ! Component: 1550 - total flux cleaned = 0.00488431 Jy ! Component: 1600 - total flux cleaned = 0.00500304 Jy ! Component: 1650 - total flux cleaned = 0.00512035 Jy ! Component: 1700 - total flux cleaned = 0.00527495 Jy ! Component: 1750 - total flux cleaned = 0.00546563 Jy ! Component: 1800 - total flux cleaned = 0.00557823 Jy ! Component: 1850 - total flux cleaned = 0.00561585 Jy ! Component: 1900 - total flux cleaned = 0.00587573 Jy ! Component: 1950 - total flux cleaned = 0.00598575 Jy ! Component: 2000 - total flux cleaned = 0.00605833 Jy ! Total flux subtracted in 2048 components = 0.0062391 Jy ! Clean residual min=-0.002065 max=0.002316 Jy/beam ! Clean residual mean=-0.000010 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.963047 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 234 components and 0.963047 Jy wmap "J0825+0309_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.122 x 3.667 at 6.779 degrees (North through East) ! Clean map min=-0.0038732 max=0.74754 Jy/beam ! Writing clean map to FITS file: J0825+0309_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.747545 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000688289 device "J0825+0309_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0825+0309_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.27622 0.27622 0.55244 1.10488 2.20976 4.41952 8.83904 17.6781 35.3562 70.7123 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.747 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.122 x 3.667 at 6.779 degrees (North through East) ! Clean map min=-0.0038732 max=0.74754 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0825+0309_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0825+0309_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0825+0309_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:38:36 2010