! Started logfile: J0239-0234_S_2000_12_04_pus_uvs.log on Thu Oct 18 13:34:30 2007 obs J0239-0234_S_2000_12_04_pus_uva.fits ! Reading UV FITS file: J0239-0234_S_2000_12_04_pus_uva.fits ! AN table 1: 211 integrations on 190 of 190 possible baselines. ! AN table 2: 744 integrations on 190 of 190 possible baselines. ! AN table 3: 178 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0936405 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0239-0234 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2173 lines of history. ! ! Reading 80632 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 ![@muppet J0239-0234_S_2000_12_04_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 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 3996 telescope corrections were flagged in sub-array 1. ! A total of 10725 telescope corrections were flagged in sub-array 2. ! A total of 2962 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3717 telescope corrections were flagged in sub-array 1. ! A total of 10621 telescope corrections were flagged in sub-array 2. ! A total of 2962 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3717 telescope corrections were flagged in sub-array 1. ! A total of 10725 telescope corrections were flagged in sub-array 2. ! A total of 2962 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3717 telescope corrections were flagged in sub-array 1. ! A total of 10734 telescope corrections were flagged in sub-array 2. ! A total of 2962 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.880920Jy sigma=0.006761 ! Fit after self-cal, rms=0.765154Jy sigma=0.005944 ! 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=1.856 mas, bmaj=4.838 mas, bpa=-3.263 degrees ! Estimated noise=884.332 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 = 0.213124 Jy ! Component: 100 - total flux cleaned = 0.260794 Jy ! Total flux subtracted in 100 components = 0.260794 Jy ! Clean residual min=-0.010889 max=0.017036 Jy/beam ! Clean residual mean=0.000084 rms=0.002898 Jy/beam ! Combined flux in latest and established models = 0.260794 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.260794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302469Jy sigma=0.002050 ! Fit after self-cal, rms=0.302403Jy sigma=0.002050 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200552 Jy ! Component: 100 - total flux cleaned = 0.033121 Jy ! Total flux subtracted in 100 components = 0.033121 Jy ! Clean residual min=-0.009971 max=0.010985 Jy/beam ! Clean residual mean=0.000066 rms=0.002514 Jy/beam ! Combined flux in latest and established models = 0.293915 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.293915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299747Jy sigma=0.002028 ! Fit after self-cal, rms=0.299625Jy sigma=0.002028 ! 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=3.342 mas, bmaj=7.202 mas, bpa=-2.796 degrees ! Estimated noise=332.319 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 = 0.014542 Jy ! Component: 100 - total flux cleaned = 0.0199372 Jy ! Component: 150 - total flux cleaned = 0.0222359 Jy ! Component: 200 - total flux cleaned = 0.0230394 Jy ! Total flux subtracted in 200 components = 0.0230394 Jy ! Clean residual min=-0.006855 max=0.007149 Jy/beam ! Clean residual mean=0.000391 rms=0.001759 Jy/beam ! Combined flux in latest and established models = 0.316954 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.316954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298897Jy sigma=0.002023 ! Fit after self-cal, rms=0.298819Jy sigma=0.002023 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.24 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 1.00* MC 1.11 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.85 WF 1.00* WZ 1.04 ! ! A total of 153 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.00* KP 1.01 ! LA 1.06 MA 1.10 MC 1.01 MK 1.00* ! NL 1.04 NY 1.00* OV 1.01 PT 1.04 ! SC 1.01 TS 1.00* WF 0.89 WZ 1.02 ! ! A total of 165 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 1.09 GC 0.99 GG 1.00* ! HH 1.00* HN 1.00* KK 1.05 KP 1.13 ! LA 1.04 MA 1.00* MC 1.00* MK 1.01 ! NL 1.00* NY 1.00* OV 1.01 PT 0.99 ! SC 1.00* TS 1.02 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 219 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.14 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.70 MC 1.03 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.91 WF 1.00* WZ 1.02 ! ! A total of 234 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.00* KP 1.03 ! LA 1.03 MA 1.12 MC 0.91 MK 1.00* ! NL 0.99 NY 1.00* OV 1.00 PT 1.05 ! SC 0.99 TS 1.00* WF 1.02 WZ 1.05 ! ! A total of 165 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.07 GC 1.07 GG 1.00* ! HH 1.00* HN 1.00* KK 1.07 KP 1.04 ! LA 1.00 MA 1.00* MC 1.00* MK 1.09 ! NL 1.00* NY 1.00* OV 0.99 PT 1.04 ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 219 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.21 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.92 MC 1.09 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.00 WF 1.00* WZ 0.88 ! ! A total of 165 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.92 GC 1.00* GG 1.00* ! HH 1.00* HN 0.73 KK 1.00* KP 1.03 ! LA 0.89 MA 2.24 MC 1.04 MK 1.00* ! NL 1.06 NY 1.00* OV 0.96 PT 1.24 ! SC 1.07 TS 1.00* WF 0.97 WZ 1.03 ! ! A total of 165 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.71 FD 0.73 GC 1.12 GG 1.00* ! HH 1.00* HN 1.00* KK 1.19 KP 0.70 ! LA 0.73 MA 1.00* MC 1.00* MK 1.25 ! NL 1.00* NY 1.00* OV 0.79 PT 0.58 ! SC 1.00* TS 1.19 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 219 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* GG 1.00* ! HH 1.17 HN 1.00* KK 1.00* KP 1.00* ! LA 1.00* MA 0.73 MC 0.94 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.05 WF 1.00* WZ 1.19 ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.00* KP 1.02 ! LA 1.02 MA 2.19 MC 1.10 MK 1.00* ! NL 1.02 NY 1.00* OV 1.01 PT 1.04 ! SC 1.03 TS 1.00* WF 0.99 WZ 1.03 ! ! A total of 165 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.08 GC 0.95 GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 0.99 ! LA 1.05 MA 1.00* MC 1.00* MK 1.05 ! NL 1.00* NY 1.00* OV 0.97 PT 0.80 ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.298819Jy sigma=0.002023 ! Fit after self-cal, rms=0.294938Jy sigma=0.002008 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.384 mas, bmaj=8.058 mas, bpa=-2.516 degrees ! Estimated noise=334.535 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 (-2, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00459933 Jy ! Component: 100 - total flux cleaned = 0.00575581 Jy ! Component: 150 - total flux cleaned = 0.00594424 Jy ! Component: 200 - total flux cleaned = 0.0062026 Jy ! Total flux subtracted in 200 components = 0.0062026 Jy ! Clean residual min=-0.002875 max=0.003193 Jy/beam ! Clean residual mean=-0.000132 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.323157 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.323157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294856Jy sigma=0.002007 ! Fit after self-cal, rms=0.296040Jy sigma=0.002003 ! 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=0.296040Jy sigma=0.002003 ! Fit after self-cal, rms=0.298696Jy sigma=0.002001 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.389 mas, bmaj=8.082 mas, bpa=-2.555 degrees ! Estimated noise=335.094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155342 Jy ! Component: 100 - total flux cleaned = 0.00190763 Jy ! Component: 150 - total flux cleaned = 0.0020331 Jy ! Component: 200 - total flux cleaned = 0.00210643 Jy ! Total flux subtracted in 200 components = 0.00210643 Jy ! Clean residual min=-0.002893 max=0.003272 Jy/beam ! Clean residual mean=-0.000099 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.325263 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.325263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298677Jy sigma=0.002001 ! Fit after self-cal, rms=0.299231Jy sigma=0.002001 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 = 0.000396336 Jy ! Component: 100 - total flux cleaned = 0.000431488 Jy ! Component: 150 - total flux cleaned = 0.000368568 Jy ! Component: 200 - total flux cleaned = 0.000367593 Jy ! Total flux subtracted in 200 components = 0.000367593 Jy ! Clean residual min=-0.002918 max=0.003156 Jy/beam ! Clean residual mean=-0.000051 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.325631 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.325631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299223Jy sigma=0.002001 ! Fit after self-cal, rms=0.299235Jy sigma=0.002001 ! 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=0.299235Jy sigma=0.002001 ! Fit after self-cal, rms=0.300364Jy sigma=0.001997 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.397 mas, bmaj=8.09 mas, bpa=-2.558 degrees ! Estimated noise=335.892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000103701 Jy ! Component: 100 - total flux cleaned = -0.000217549 Jy ! Component: 150 - total flux cleaned = -0.000286055 Jy ! Component: 200 - total flux cleaned = -0.000317742 Jy ! Total flux subtracted in 200 components = -0.000317742 Jy ! Clean residual min=-0.002782 max=0.002501 Jy/beam ! Clean residual mean=-0.000081 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.325313 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 0.325313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300357Jy sigma=0.001997 ! Fit after self-cal, rms=0.300878Jy sigma=0.001996 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 = -0.00014306 Jy ! Component: 100 - total flux cleaned = -0.000169711 Jy ! Component: 150 - total flux cleaned = -0.000145042 Jy ! Component: 200 - total flux cleaned = -0.000145135 Jy ! Total flux subtracted in 200 components = -0.000145135 Jy ! Clean residual min=-0.002710 max=0.002552 Jy/beam ! Clean residual mean=-0.000038 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.325168 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 0.325168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300873Jy sigma=0.001996 ! Fit after self-cal, rms=0.300883Jy sigma=0.001996 ! 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=0.300883Jy sigma=0.001996 ! Fit after self-cal, rms=0.301724Jy sigma=0.001996 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.883 mas, bmaj=12.29 mas, bpa=-12.39 degrees ! Estimated noise=399.011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000239014 Jy ! Component: 100 - total flux cleaned = 0.000100898 Jy ! Component: 150 - total flux cleaned = 4.27224e-05 Jy ! Component: 200 - total flux cleaned = 8.27172e-06 Jy ! Total flux subtracted in 200 components = 8.27172e-06 Jy ! Clean residual min=-0.002538 max=0.002326 Jy/beam ! Clean residual mean=-0.000106 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.325176 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 73 components and 0.325176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301725Jy sigma=0.001996 ! Fit after self-cal, rms=0.301949Jy sigma=0.001996 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 = 0.000117723 Jy ! Component: 100 - total flux cleaned = 4.97257e-05 Jy ! Component: 150 - total flux cleaned = 4.48275e-06 Jy ! Component: 200 - total flux cleaned = 4.36028e-06 Jy ! Total flux subtracted in 200 components = 4.36028e-06 Jy ! Clean residual min=-0.002472 max=0.002361 Jy/beam ! Clean residual mean=-0.000073 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.325181 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.325181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301949Jy sigma=0.001996 ! Fit after self-cal, rms=0.301957Jy sigma=0.001996 ! 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=3.403 mas, bmaj=8.1 mas, bpa=-2.59 degrees ! Estimated noise=336.466 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.403 x 8.1 at -2.59 degrees (North through East) ! Clean map min=-0.0025758 max=0.29058 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 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=1.878 mas, bmaj=5.381 mas, bpa=-2.573 degrees ! Estimated noise=928.431 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.214184 Jy ! Component: 100 - total flux cleaned = 0.263301 Jy ! Component: 150 - total flux cleaned = 0.281041 Jy ! Component: 200 - total flux cleaned = 0.291654 Jy ! Total flux subtracted in 200 components = 0.291654 Jy ! Clean residual min=-0.006427 max=0.007939 Jy/beam ! Clean residual mean=0.000014 rms=0.001917 Jy/beam ! Combined flux in latest and established models = 0.291654 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.291654 Jy ! Inverting map and beam ! Estimated beam: bmin=3.403 mas, bmaj=8.1 mas, bpa=-2.59 degrees ! Estimated noise=336.466 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 = 0.0146712 Jy ! Component: 100 - total flux cleaned = 0.0220525 Jy ! Component: 150 - total flux cleaned = 0.0268108 Jy ! Component: 200 - total flux cleaned = 0.0299817 Jy ! Total flux subtracted in 200 components = 0.0299817 Jy ! Clean residual min=-0.002726 max=0.003004 Jy/beam ! Clean residual mean=-0.000013 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.321635 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 48 components and 0.321635 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=7.883 mas, bmaj=12.29 mas, bpa=-12.39 degrees ! Estimated noise=399.011 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262339 Jy ! Component: 100 - total flux cleaned = 0.00339771 Jy ! Component: 150 - total flux cleaned = 0.00356679 Jy ! Component: 200 - total flux cleaned = 0.00367334 Jy ! Total flux subtracted in 200 components = 0.00367334 Jy ! Clean residual min=-0.002545 max=0.002522 Jy/beam ! Clean residual mean=-0.000075 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.325309 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 = 4.97813e-07 Jy ! Component: 100 - total flux cleaned = 1.08594e-06 Jy ! Component: 150 - total flux cleaned = 2.4562e-05 Jy ! Component: 200 - total flux cleaned = 2.42177e-05 Jy ! Total flux subtracted in 200 components = 2.42177e-05 Jy ! Clean residual min=-0.002491 max=0.002415 Jy/beam ! Clean residual mean=-0.000073 rms=0.000792 Jy/beam ! Combined flux in latest and established models = 0.325333 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 91 components and 0.325333 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.403 mas, bmaj=8.1 mas, bpa=-2.59 degrees ! Estimated noise=336.466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.5001e-06 Jy ! Component: 100 - total flux cleaned = -4.35885e-05 Jy ! Component: 150 - total flux cleaned = -7.6995e-05 Jy ! Component: 200 - total flux cleaned = -7.58178e-05 Jy ! Total flux subtracted in 200 components = -7.58178e-05 Jy ! Clean residual min=-0.002600 max=0.002545 Jy/beam ! Clean residual mean=-0.000041 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.325257 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 102 components and 0.325257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301977Jy sigma=0.001996 ! Fit after self-cal, rms=0.301997Jy sigma=0.001996 wmodel J0239-0234_S_2000_12_04_pus_map.mod ! Writing 102 model components to file: J0239-0234_S_2000_12_04_pus_map.mod wobs J0239-0234_S_2000_12_04_pus_uvs.fits ! Writing UV FITS file: J0239-0234_S_2000_12_04_pus_uvs.fits wwins J0239-0234_S_2000_12_04_pus_map.win ! wwins: Wrote 2 windows to J0239-0234_S_2000_12_04_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 = 0.000500737 Jy ! Component: 100 - total flux cleaned = 0.00079223 Jy ! Component: 150 - total flux cleaned = 0.00110813 Jy ! Component: 200 - total flux cleaned = 0.00114604 Jy ! Component: 250 - total flux cleaned = 0.00114753 Jy ! Component: 300 - total flux cleaned = 0.00118293 Jy ! Component: 350 - total flux cleaned = 0.00114828 Jy ! Component: 400 - total flux cleaned = 0.00101669 Jy ! Component: 450 - total flux cleaned = 0.000889379 Jy ! Component: 500 - total flux cleaned = 0.000735015 Jy ! Component: 550 - total flux cleaned = 0.000765145 Jy ! Component: 600 - total flux cleaned = 0.000735557 Jy ! Component: 650 - total flux cleaned = 0.000677881 Jy ! Component: 700 - total flux cleaned = 0.000621796 Jy ! Component: 750 - total flux cleaned = 0.000621905 Jy ! Component: 800 - total flux cleaned = 0.000567656 Jy ! Component: 850 - total flux cleaned = 0.000567911 Jy ! Component: 900 - total flux cleaned = 0.000594222 Jy ! Component: 950 - total flux cleaned = 0.000594205 Jy ! Component: 1000 - total flux cleaned = 0.00051789 Jy ! Component: 1050 - total flux cleaned = 0.000593813 Jy ! Component: 1100 - total flux cleaned = 0.000568815 Jy ! Component: 1150 - total flux cleaned = 0.000593303 Jy ! Component: 1200 - total flux cleaned = 0.000569041 Jy ! Component: 1250 - total flux cleaned = 0.000521025 Jy ! Component: 1300 - total flux cleaned = 0.000568614 Jy ! Component: 1350 - total flux cleaned = 0.00061545 Jy ! Component: 1400 - total flux cleaned = 0.000638495 Jy ! Component: 1450 - total flux cleaned = 0.000684246 Jy ! Component: 1500 - total flux cleaned = 0.000638779 Jy ! Component: 1550 - total flux cleaned = 0.000661426 Jy ! Component: 1600 - total flux cleaned = 0.000705868 Jy ! Component: 1650 - total flux cleaned = 0.000705752 Jy ! Component: 1700 - total flux cleaned = 0.000727583 Jy ! Component: 1750 - total flux cleaned = 0.000684154 Jy ! Component: 1800 - total flux cleaned = 0.000748483 Jy ! Component: 1850 - total flux cleaned = 0.000727063 Jy ! Component: 1900 - total flux cleaned = 0.000684813 Jy ! Component: 1950 - total flux cleaned = 0.000684964 Jy ! Component: 2000 - total flux cleaned = 0.000705776 Jy ! Total flux subtracted in 2048 components = 0.000685042 Jy ! Clean residual min=-0.001720 max=0.001796 Jy/beam ! Clean residual mean=-0.000043 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.325942 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 229 components and 0.325942 Jy ![Exited script file: muppet] wmap "J0239-0234_S_2000_12_04_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.403 x 8.1 at -2.59 degrees (North through East) ! Clean map min=-0.0020006 max=0.29072 Jy/beam ! Writing clean map to FITS file: J0239-0234_S_2000_12_04_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.290715 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000419107 device "J0239-0234_S_2000_12_04_pus\_map.eps/VPS" ! Attempting to open device: 'J0239-0234_S_2000_12_04_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.432492 0.432492 0.864985 1.72997 3.45994 6.91988 13.8398 27.6795 55.359 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.29 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.403 x 8.1 at -2.59 degrees (North through East) ! Clean map min=-0.0020006 max=0.29072 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0239-0234_S_2000_12_04_pus\_map.gif/vgif" ! Attempting to open device: 'J0239-0234_S_2000_12_04_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0239-0234_S_2000_12_04_pus_uvs.log closed on Thu Oct 18 13:35:03 2007