! Started logfile: J1522-2730_S_2008_07_09_pus_uvs.log on Wed Oct 13 15:07:44 2010 obs J1522-2730_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1522-2730_S_2008_07_09_pus_uva.fits ! AN table 1: 59 integrations on 105 of 105 possible baselines. ! AN table 2: 13 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.153704 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1522-2730 ! ! 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 4648 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 506 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 506 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 507 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 506 telescope corrections were flagged in sub-array 1. ! A total of 195 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.479064Jy sigma=0.002933 ! Fit after self-cal, rms=0.404880Jy sigma=0.002576 ! 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=2.436 mas, bmaj=7.953 mas, bpa=-9.417 degrees ! Estimated noise=2149.05 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 = 0.527379 Jy ! Component: 100 - total flux cleaned = 0.642382 Jy ! Total flux subtracted in 100 components = 0.642382 Jy ! Clean residual min=-0.020576 max=0.035838 Jy/beam ! Clean residual mean=0.000223 rms=0.006254 Jy/beam ! Combined flux in latest and established models = 0.642382 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.642382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228143Jy sigma=0.001394 ! Fit after self-cal, rms=0.228143Jy sigma=0.001394 ! 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=3.126 mas, bmaj=10.09 mas, bpa=-10.65 degrees ! Estimated noise=1533.98 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 = 0.0344132 Jy ! Component: 100 - total flux cleaned = 0.0514665 Jy ! Component: 150 - total flux cleaned = 0.0605002 Jy ! Component: 200 - total flux cleaned = 0.0648938 Jy ! Total flux subtracted in 200 components = 0.0648938 Jy ! Clean residual min=-0.013374 max=0.018390 Jy/beam ! Clean residual mean=0.000861 rms=0.004708 Jy/beam ! Combined flux in latest and established models = 0.707275 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.707275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.224887Jy sigma=0.001347 ! Fit after self-cal, rms=0.224933Jy sigma=0.001347 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HH 1.00* HN 1.15 ! KK 0.96 KP 0.97 LA 0.97 MK 0.93 ! NL 1.04 NY 1.00* ON 1.00* PT 0.99 ! SC 0.99 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HH 1.00* HN 1.17 ! KK 0.85 KP 1.00 LA 0.98 MK 0.92 ! NL 1.02 NY 1.00* ON 1.00* PT 1.00 ! SC 0.98 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HH 1.00* HN 1.15 ! KK 0.99 KP 1.00 LA 0.99 MK 0.91 ! NL 1.08 NY 1.00* ON 1.00* PT 1.03 ! SC 1.00 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.98 HH 1.00* HN 1.24 ! KK 0.97 KP 0.97 LA 0.99 MK 0.92 ! NL 1.04 NY 1.00* ON 1.00* PT 0.98 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.224933Jy sigma=0.001347 ! Fit after self-cal, rms=0.221544Jy sigma=0.001261 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.076 mas, bmaj=10.05 mas, bpa=-10.72 degrees ! Estimated noise=1530.17 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 = -0.00137337 Jy ! Component: 100 - total flux cleaned = -0.0022354 Jy ! Component: 150 - total flux cleaned = -0.00281366 Jy ! Component: 200 - total flux cleaned = -0.00351212 Jy ! Total flux subtracted in 200 components = -0.00351212 Jy ! Clean residual min=-0.011750 max=0.012024 Jy/beam ! Clean residual mean=0.000073 rms=0.003089 Jy/beam ! Combined flux in latest and established models = 0.703763 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.703763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221187Jy sigma=0.001258 ! Fit after self-cal, rms=0.221438Jy sigma=0.001258 ! 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=0.221438Jy sigma=0.001258 ! Fit after self-cal, rms=0.220356Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.074 mas, bmaj=10.08 mas, bpa=-10.6 degrees ! Estimated noise=1531.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184708 Jy ! Component: 100 - total flux cleaned = 0.000352589 Jy ! Component: 150 - total flux cleaned = 0.000628521 Jy ! Component: 200 - total flux cleaned = 0.000387617 Jy ! Total flux subtracted in 200 components = 0.000387617 Jy ! Clean residual min=-0.005910 max=0.007596 Jy/beam ! Clean residual mean=0.000227 rms=0.001926 Jy/beam ! Combined flux in latest and established models = 0.704151 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 38 components and 0.704151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220023Jy sigma=0.001214 ! Fit after self-cal, rms=0.220142Jy sigma=0.001214 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 = -0.000245555 Jy ! Component: 100 - total flux cleaned = -0.000451659 Jy ! Component: 150 - total flux cleaned = -0.000548697 Jy ! Component: 200 - total flux cleaned = -0.000635434 Jy ! Total flux subtracted in 200 components = -0.000635434 Jy ! Clean residual min=-0.005942 max=0.007502 Jy/beam ! Clean residual mean=0.000250 rms=0.001910 Jy/beam ! Combined flux in latest and established models = 0.703515 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 42 components and 0.703515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220013Jy sigma=0.001213 ! Fit after self-cal, rms=0.220018Jy sigma=0.001213 ! 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=0.220018Jy sigma=0.001213 ! Fit after self-cal, rms=0.219949Jy sigma=0.001213 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.067 mas, bmaj=10.08 mas, bpa=-10.57 degrees ! Estimated noise=1527.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215815 Jy ! Component: 100 - total flux cleaned = -8.45957e-05 Jy ! Component: 150 - total flux cleaned = -0.000187867 Jy ! Component: 200 - total flux cleaned = -0.000384718 Jy ! Total flux subtracted in 200 components = -0.000384718 Jy ! Clean residual min=-0.005722 max=0.007104 Jy/beam ! Clean residual mean=0.000206 rms=0.001854 Jy/beam ! Combined flux in latest and established models = 0.703131 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.703131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219751Jy sigma=0.001212 ! Fit after self-cal, rms=0.219765Jy sigma=0.001212 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 = -0.000312219 Jy ! Component: 100 - total flux cleaned = -0.000392797 Jy ! Component: 150 - total flux cleaned = -0.000468752 Jy ! Component: 200 - total flux cleaned = -0.000540869 Jy ! Total flux subtracted in 200 components = -0.000540869 Jy ! Clean residual min=-0.005643 max=0.007124 Jy/beam ! Clean residual mean=0.000220 rms=0.001845 Jy/beam ! Combined flux in latest and established models = 0.70259 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 45 components and 0.70259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219672Jy sigma=0.001212 ! Fit after self-cal, rms=0.219676Jy sigma=0.001212 ! 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=0.219676Jy sigma=0.001212 ! Fit after self-cal, rms=0.219513Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.531 mas, bmaj=17.7 mas, bpa=-4.265 degrees ! Estimated noise=1928.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000446514 Jy ! Component: 100 - total flux cleaned = -0.000504793 Jy ! Component: 150 - total flux cleaned = -0.000555393 Jy ! Component: 200 - total flux cleaned = -0.000556872 Jy ! Total flux subtracted in 200 components = -0.000556872 Jy ! Clean residual min=-0.006672 max=0.007344 Jy/beam ! Clean residual mean=0.000339 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 0.702033 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 48 components and 0.702033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219496Jy sigma=0.001211 ! Fit after self-cal, rms=0.219494Jy sigma=0.001211 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 = 6.13845e-05 Jy ! Component: 100 - total flux cleaned = 2.03802e-05 Jy ! Component: 150 - total flux cleaned = 2.00167e-05 Jy ! Component: 200 - total flux cleaned = 6.383e-05 Jy ! Total flux subtracted in 200 components = 6.383e-05 Jy ! Clean residual min=-0.006661 max=0.007293 Jy/beam ! Clean residual mean=0.000335 rms=0.002286 Jy/beam ! Combined flux in latest and established models = 0.702097 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 52 components and 0.702097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219471Jy sigma=0.001211 ! Fit after self-cal, rms=0.219467Jy sigma=0.001211 ! 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=3.062 mas, bmaj=10.09 mas, bpa=-10.56 degrees ! Estimated noise=1523.6 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.062 x 10.09 at -10.56 degrees (North through East) ! Clean map min=-0.0054901 max=0.66365 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=0.219467Jy sigma=0.001211 ! Fit after self-cal, rms=0.540109Jy sigma=0.001057 ! Inverting map and beam ! Estimated beam: bmin=3.059 mas, bmaj=10.07 mas, bpa=-10.55 degrees ! Estimated noise=1528.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152538 Jy ! Component: 100 - total flux cleaned = 0.00161986 Jy ! Component: 150 - total flux cleaned = 0.00155001 Jy ! Component: 200 - total flux cleaned = 0.00140907 Jy ! Total flux subtracted in 200 components = 0.00140907 Jy ! Clean residual min=-0.005699 max=0.006000 Jy/beam ! Clean residual mean=0.000257 rms=0.001635 Jy/beam ! Combined flux in latest and established models = 0.703506 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.703506 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.540055Jy sigma=0.001057 ! Fit after self-cal, rms=0.540050Jy sigma=0.001057 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000207318 Jy ! Component: 100 - total flux cleaned = -0.000323655 Jy ! Component: 150 - total flux cleaned = -0.000378844 Jy ! Component: 200 - total flux cleaned = -0.000482654 Jy ! Total flux subtracted in 200 components = -0.000482654 Jy ! Clean residual min=-0.005715 max=0.006118 Jy/beam ! Clean residual mean=0.000271 rms=0.001637 Jy/beam ! Combined flux in latest and established models = 0.703023 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 56 components and 0.703023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.540028Jy sigma=0.001057 ! Fit after self-cal, rms=0.540031Jy sigma=0.001057 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.540031Jy sigma=0.001057 ! Fit after self-cal, rms=0.568728Jy sigma=0.001056 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=2.409 mas, bmaj=7.987 mas, bpa=-9.556 degrees ! Estimated noise=2093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.513831 Jy ! Component: 100 - total flux cleaned = 0.626121 Jy ! Component: 150 - total flux cleaned = 0.657489 Jy ! Component: 200 - total flux cleaned = 0.672941 Jy ! Total flux subtracted in 200 components = 0.672941 Jy ! Clean residual min=-0.008025 max=0.008486 Jy/beam ! Clean residual mean=0.000123 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 0.672941 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 0.672941 Jy ! Inverting map and beam ! Estimated beam: bmin=3.054 mas, bmaj=10.07 mas, bpa=-10.55 degrees ! Estimated noise=1528.94 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 = 0.0159231 Jy ! Component: 100 - total flux cleaned = 0.0232653 Jy ! Component: 150 - total flux cleaned = 0.026798 Jy ! Component: 200 - total flux cleaned = 0.0280278 Jy ! Total flux subtracted in 200 components = 0.0280278 Jy ! Clean residual min=-0.005692 max=0.006963 Jy/beam ! Clean residual mean=0.000322 rms=0.001706 Jy/beam ! Combined flux in latest and established models = 0.700969 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 34 components and 0.700969 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=8.537 mas, bmaj=17.74 mas, bpa=-4.29 degrees ! Estimated noise=1938.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218536 Jy ! Component: 100 - total flux cleaned = 0.00246481 Jy ! Component: 150 - total flux cleaned = 0.00249544 Jy ! Component: 200 - total flux cleaned = 0.00255111 Jy ! Total flux subtracted in 200 components = 0.00255111 Jy ! Clean residual min=-0.006121 max=0.006375 Jy/beam ! Clean residual mean=0.000491 rms=0.002097 Jy/beam ! Combined flux in latest and established models = 0.70352 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 = 2.6573e-05 Jy ! Component: 100 - total flux cleaned = 7.82692e-05 Jy ! Component: 150 - total flux cleaned = 0.000102938 Jy ! Component: 200 - total flux cleaned = 0.000150551 Jy ! Total flux subtracted in 200 components = 0.000150551 Jy ! Clean residual min=-0.006147 max=0.006324 Jy/beam ! Clean residual mean=0.000482 rms=0.002085 Jy/beam ! Combined flux in latest and established models = 0.70367 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 0.70367 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.054 mas, bmaj=10.07 mas, bpa=-10.55 degrees ! Estimated noise=1528.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00160401 Jy ! Component: 100 - total flux cleaned = -0.00155301 Jy ! Component: 150 - total flux cleaned = -0.00150798 Jy ! Component: 200 - total flux cleaned = -0.00142749 Jy ! Total flux subtracted in 200 components = -0.00142749 Jy ! Clean residual min=-0.005751 max=0.006593 Jy/beam ! Clean residual mean=0.000284 rms=0.001667 Jy/beam ! Combined flux in latest and established models = 0.702243 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 54 components and 0.702243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568664Jy sigma=0.001056 ! Fit after self-cal, rms=0.568709Jy sigma=0.001056 wmodel J1522-2730_S_2008_07_09_pus_map.mod ! Writing 54 model components to file: J1522-2730_S_2008_07_09_pus_map.mod wobs J1522-2730_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1522-2730_S_2008_07_09_pus_uvs.fits wwins J1522-2730_S_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J1522-2730_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 = 0.00195798 Jy ! Component: 100 - total flux cleaned = 0.00304038 Jy ! Component: 150 - total flux cleaned = 0.00413304 Jy ! Component: 200 - total flux cleaned = 0.00542691 Jy ! Component: 250 - total flux cleaned = 0.00633387 Jy ! Component: 300 - total flux cleaned = 0.00720316 Jy ! Component: 350 - total flux cleaned = 0.0077356 Jy ! Component: 400 - total flux cleaned = 0.00840209 Jy ! Component: 450 - total flux cleaned = 0.0091189 Jy ! Component: 500 - total flux cleaned = 0.00953748 Jy ! Component: 550 - total flux cleaned = 0.0100817 Jy ! Component: 600 - total flux cleaned = 0.0105461 Jy ! Component: 650 - total flux cleaned = 0.0108708 Jy ! Component: 700 - total flux cleaned = 0.0112534 Jy ! Component: 750 - total flux cleaned = 0.0117535 Jy ! Component: 800 - total flux cleaned = 0.0121211 Jy ! Component: 850 - total flux cleaned = 0.0125429 Jy ! Component: 900 - total flux cleaned = 0.0129577 Jy ! Component: 950 - total flux cleaned = 0.013423 Jy ! Component: 1000 - total flux cleaned = 0.0137092 Jy ! Component: 1050 - total flux cleaned = 0.0139919 Jy ! Component: 1100 - total flux cleaned = 0.0142706 Jy ! Component: 1150 - total flux cleaned = 0.0146 Jy ! Component: 1200 - total flux cleaned = 0.0147627 Jy ! Component: 1250 - total flux cleaned = 0.01503 Jy ! Component: 1300 - total flux cleaned = 0.0152412 Jy ! Component: 1350 - total flux cleaned = 0.0154505 Jy ! Component: 1400 - total flux cleaned = 0.0158119 Jy ! Component: 1450 - total flux cleaned = 0.0160159 Jy ! Component: 1500 - total flux cleaned = 0.0162685 Jy ! Component: 1550 - total flux cleaned = 0.0165686 Jy ! Component: 1600 - total flux cleaned = 0.0167169 Jy ! Component: 1650 - total flux cleaned = 0.0170108 Jy ! Component: 1700 - total flux cleaned = 0.0172527 Jy ! Component: 1750 - total flux cleaned = 0.0173964 Jy ! Component: 1800 - total flux cleaned = 0.0174918 Jy ! Component: 1850 - total flux cleaned = 0.0177275 Jy ! Component: 1900 - total flux cleaned = 0.0178675 Jy ! Component: 1950 - total flux cleaned = 0.018099 Jy ! Component: 2000 - total flux cleaned = 0.0182825 Jy ! Total flux subtracted in 2048 components = 0.01851 Jy ! Clean residual min=-0.002700 max=0.002908 Jy/beam ! Clean residual mean=0.000015 rms=0.000930 Jy/beam ! Combined flux in latest and established models = 0.720753 Jy keep ! Adding 143 model components to the UV plane model. ! The established model now contains 197 components and 0.720753 Jy wmap "J1522-2730_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.054 x 10.07 at -10.55 degrees (North through East) ! Clean map min=-0.0042219 max=0.66642 Jy/beam ! Writing clean map to FITS file: J1522-2730_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 0.666419 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00092887 device "J1522-2730_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1522-2730_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.418147 0.418147 0.836293 1.67259 3.34517 6.69035 13.3807 26.7614 53.5228 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.666 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.054 x 10.07 at -10.55 degrees (North through East) ! Clean map min=-0.0042219 max=0.66642 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1522-2730_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1522-2730_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1522-2730_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 15:07:48 2010