! Started logfile: J2000-1748_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:17:46 2010 obs J2000-1748_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J2000-1748_S_2008_07_09_pus_uva.fits ! AN table 1: 14 integrations on 105 of 105 possible baselines. ! AN table 2: 47 integrations on 105 of 105 possible baselines. ! AN table 3: 17 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.140293 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2000-1748 ! ! 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 4596 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 163 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 163 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 163 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 163 telescope corrections were flagged in sub-array 1. ! A total of 575 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.337548Jy sigma=0.001990 ! Fit after self-cal, rms=0.263065Jy sigma=0.001542 ! 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=2.32 mas, bmaj=6.536 mas, bpa=-14.02 degrees ! Estimated noise=1981.15 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 = 0.789985 Jy ! Component: 100 - total flux cleaned = 0.96276 Jy ! Total flux subtracted in 100 components = 0.96276 Jy ! Clean residual min=-0.022910 max=0.050219 Jy/beam ! Clean residual mean=0.000102 rms=0.007381 Jy/beam ! Combined flux in latest and established models = 0.96276 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.96276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268214Jy sigma=0.001621 ! Fit after self-cal, rms=0.268199Jy sigma=0.001620 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0526379 Jy ! Component: 100 - total flux cleaned = 0.0818239 Jy ! Total flux subtracted in 100 components = 0.0818239 Jy ! Clean residual min=-0.017548 max=0.020089 Jy/beam ! Clean residual mean=0.000107 rms=0.005238 Jy/beam ! Combined flux in latest and established models = 1.04458 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 1.04458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257918Jy sigma=0.001490 ! Fit after self-cal, rms=0.257611Jy sigma=0.001490 ! 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=2.819 mas, bmaj=7.689 mas, bpa=-13.24 degrees ! Estimated noise=1391.57 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 = 0.0178223 Jy ! Component: 100 - total flux cleaned = 0.0263138 Jy ! Component: 150 - total flux cleaned = 0.0305488 Jy ! Component: 200 - total flux cleaned = 0.0311919 Jy ! Total flux subtracted in 200 components = 0.0311919 Jy ! Clean residual min=-0.011953 max=0.014295 Jy/beam ! Clean residual mean=0.000435 rms=0.003509 Jy/beam ! Combined flux in latest and established models = 1.07578 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 43 components and 1.07578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256687Jy sigma=0.001477 ! Fit after self-cal, rms=0.256628Jy sigma=0.001477 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 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 1.00* ON 0.93 PT 1.00* ! SC 1.09 WZ 0.87 ZC 0.95 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 HH 1.00* HN 0.99 ! KK 1.00* KP 1.02 LA 0.99 MK 1.00 ! NL 0.98 NY 1.00* ON 1.00* PT 1.01 ! SC 0.94 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.97 HH 1.00* HN 0.95 ! KK 0.98 KP 0.99 LA 0.98 MK 1.00 ! NL 0.97 NY 1.00* ON 1.00* PT 0.99 ! SC 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 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 1.00* ON 0.89 PT 1.00* ! SC 1.08 WZ 0.91 ZC 1.05 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HH 1.00* HN 0.97 ! KK 1.00* KP 1.06 LA 1.01 MK 1.02 ! NL 0.95 NY 1.00* ON 1.00* PT 1.02 ! SC 0.92 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 HH 1.00* HN 0.96 ! KK 0.93 KP 1.02 LA 1.00 MK 0.99 ! NL 0.95 NY 1.00* ON 1.00* PT 1.00 ! SC 1.01 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 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 1.00* ON 0.86 PT 1.00* ! SC 1.03 WZ 1.01 ZC 1.06 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 0.99 HH 1.00* HN 0.97 ! KK 1.00* KP 1.04 LA 1.02 MK 0.98 ! NL 1.00 NY 1.00* ON 1.00* PT 1.06 ! SC 0.97 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 HH 1.00* HN 0.95 ! KK 1.03 KP 1.03 LA 1.00 MK 0.98 ! NL 1.00 NY 1.00* ON 1.00* PT 1.02 ! SC 1.05 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 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 1.00* ON 0.93 PT 1.00* ! SC 1.16 WZ 0.98 ZC 0.73 ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.02 HH 1.00* HN 0.98 ! KK 1.00* KP 1.02 LA 1.03 MK 1.00 ! NL 0.97 NY 1.00* ON 1.00* PT 0.99 ! SC 1.01 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.24 FD 0.98 HH 1.00* HN 1.00 ! KK 0.99 KP 0.98 LA 1.01 MK 1.00 ! NL 0.97 NY 1.00* ON 1.00* PT 0.97 ! SC 1.07 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.256628Jy sigma=0.001477 ! Fit after self-cal, rms=0.238072Jy sigma=0.001349 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.802 mas, bmaj=7.688 mas, bpa=-13.33 degrees ! Estimated noise=1389.95 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 = 0.000852206 Jy ! Component: 100 - total flux cleaned = 0.000969091 Jy ! Component: 150 - total flux cleaned = 0.00108126 Jy ! Component: 200 - total flux cleaned = 0.00117573 Jy ! Total flux subtracted in 200 components = 0.00117573 Jy ! Clean residual min=-0.007169 max=0.006871 Jy/beam ! Clean residual mean=0.000466 rms=0.001801 Jy/beam ! Combined flux in latest and established models = 1.07695 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 49 components and 1.07695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.237763Jy sigma=0.001348 ! Fit after self-cal, rms=0.237741Jy sigma=0.001347 ! 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=0.237741Jy sigma=0.001347 ! Fit after self-cal, rms=0.236948Jy sigma=0.001347 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.798 mas, bmaj=7.684 mas, bpa=-13.36 degrees ! Estimated noise=1386.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000715279 Jy ! Component: 100 - total flux cleaned = -0.000178679 Jy ! Component: 150 - total flux cleaned = 2.54366e-06 Jy ! Component: 200 - total flux cleaned = -4.21511e-07 Jy ! Total flux subtracted in 200 components = -4.21511e-07 Jy ! Clean residual min=-0.006931 max=0.006738 Jy/beam ! Clean residual mean=0.000405 rms=0.001761 Jy/beam ! Combined flux in latest and established models = 1.07695 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 1.07695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236693Jy sigma=0.001347 ! Fit after self-cal, rms=0.236654Jy sigma=0.001347 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 = -0.000252034 Jy ! Component: 100 - total flux cleaned = -0.000314337 Jy ! Component: 150 - total flux cleaned = -0.000253599 Jy ! Component: 200 - total flux cleaned = -0.000307572 Jy ! Total flux subtracted in 200 components = -0.000307572 Jy ! Clean residual min=-0.006793 max=0.006675 Jy/beam ! Clean residual mean=0.000406 rms=0.001744 Jy/beam ! Combined flux in latest and established models = 1.07664 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 1.07664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236589Jy sigma=0.001347 ! Fit after self-cal, rms=0.236570Jy sigma=0.001347 ! 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=0.236570Jy sigma=0.001347 ! Fit after self-cal, rms=0.235848Jy sigma=0.001346 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.793 mas, bmaj=7.681 mas, bpa=-13.39 degrees ! Estimated noise=1381.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146285 Jy ! Component: 100 - total flux cleaned = -0.00112292 Jy ! Component: 150 - total flux cleaned = -0.00072036 Jy ! Component: 200 - total flux cleaned = -0.000607509 Jy ! Total flux subtracted in 200 components = -0.000607509 Jy ! Clean residual min=-0.006594 max=0.006711 Jy/beam ! Clean residual mean=0.000346 rms=0.001721 Jy/beam ! Combined flux in latest and established models = 1.07604 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 1.07604 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235632Jy sigma=0.001346 ! Fit after self-cal, rms=0.235606Jy sigma=0.001346 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 = -0.000137404 Jy ! Component: 100 - total flux cleaned = -0.000137283 Jy ! Component: 150 - total flux cleaned = -0.000137332 Jy ! Component: 200 - total flux cleaned = -9.69019e-05 Jy ! Total flux subtracted in 200 components = -9.69019e-05 Jy ! Clean residual min=-0.006527 max=0.006697 Jy/beam ! Clean residual mean=0.000346 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 1.07594 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 62 components and 1.07594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235561Jy sigma=0.001346 ! Fit after self-cal, rms=0.235550Jy sigma=0.001346 ! 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=0.235550Jy sigma=0.001346 ! Fit after self-cal, rms=0.234681Jy sigma=0.001346 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.315 mas, bmaj=14.09 mas, bpa=-7.677 degrees ! Estimated noise=1773.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000405559 Jy ! Component: 100 - total flux cleaned = -0.000395339 Jy ! Component: 150 - total flux cleaned = -0.000390661 Jy ! Component: 200 - total flux cleaned = -0.000362355 Jy ! Total flux subtracted in 200 components = -0.000362355 Jy ! Clean residual min=-0.007173 max=0.008934 Jy/beam ! Clean residual mean=0.000715 rms=0.002232 Jy/beam ! Combined flux in latest and established models = 1.07558 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 65 components and 1.07558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234697Jy sigma=0.001346 ! Fit after self-cal, rms=0.234675Jy sigma=0.001346 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 = 9.91384e-05 Jy ! Component: 100 - total flux cleaned = 0.00010155 Jy ! Component: 150 - total flux cleaned = 0.000104177 Jy ! Component: 200 - total flux cleaned = 0.000131115 Jy ! Total flux subtracted in 200 components = 0.000131115 Jy ! Clean residual min=-0.007152 max=0.008869 Jy/beam ! Clean residual mean=0.000714 rms=0.002224 Jy/beam ! Combined flux in latest and established models = 1.07571 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 69 components and 1.07571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234681Jy sigma=0.001346 ! Fit after self-cal, rms=0.234663Jy sigma=0.001346 ! 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=2.789 mas, bmaj=7.678 mas, bpa=-13.43 degrees ! Estimated noise=1377.26 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.789 x 7.678 at -13.43 degrees (North through East) ! Clean map min=-0.0058023 max=1.0083 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=0.234663Jy sigma=0.001346 ! Fit after self-cal, rms=2.528126Jy sigma=0.001089 ! Inverting map and beam ! Estimated beam: bmin=2.794 mas, bmaj=7.687 mas, bpa=-13.46 degrees ! Estimated noise=1382.21 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000583113 Jy ! Component: 100 - total flux cleaned = 0.000693927 Jy ! Component: 150 - total flux cleaned = 0.000565153 Jy ! Component: 200 - total flux cleaned = 0.000526487 Jy ! Total flux subtracted in 200 components = 0.000526487 Jy ! Clean residual min=-0.006624 max=0.006416 Jy/beam ! Clean residual mean=0.000250 rms=0.001609 Jy/beam ! Combined flux in latest and established models = 1.07623 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 78 components and 1.07623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.528138Jy sigma=0.001089 ! Fit after self-cal, rms=2.528463Jy sigma=0.001089 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156689 Jy ! Component: 100 - total flux cleaned = -6.32479e-05 Jy ! Component: 150 - total flux cleaned = -6.37468e-06 Jy ! Component: 200 - total flux cleaned = 2.02568e-05 Jy ! Total flux subtracted in 200 components = 2.02568e-05 Jy ! Clean residual min=-0.006604 max=0.006410 Jy/beam ! Clean residual mean=0.000250 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 1.07625 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 81 components and 1.07625 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.528466Jy sigma=0.001089 ! Fit after self-cal, rms=2.528458Jy sigma=0.001089 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.528458Jy sigma=0.001089 ! Fit after self-cal, rms=8.227889Jy sigma=0.001089 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=2.323 mas, bmaj=6.598 mas, bpa=-14.44 degrees ! Estimated noise=1959.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.78086 Jy ! Component: 100 - total flux cleaned = 0.951702 Jy ! Component: 150 - total flux cleaned = 1.00326 Jy ! Component: 200 - total flux cleaned = 1.0318 Jy ! Total flux subtracted in 200 components = 1.0318 Jy ! Clean residual min=-0.010357 max=0.014589 Jy/beam ! Clean residual mean=0.000079 rms=0.002893 Jy/beam ! Combined flux in latest and established models = 1.0318 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 1.03181 Jy ! Inverting map and beam ! Estimated beam: bmin=2.792 mas, bmaj=7.685 mas, bpa=-13.47 degrees ! Estimated noise=1382.45 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 = 0.0235697 Jy ! Component: 100 - total flux cleaned = 0.0356988 Jy ! Component: 150 - total flux cleaned = 0.041608 Jy ! Component: 200 - total flux cleaned = 0.0431143 Jy ! Total flux subtracted in 200 components = 0.0431143 Jy ! Clean residual min=-0.006581 max=0.006327 Jy/beam ! Clean residual mean=0.000235 rms=0.001646 Jy/beam ! Combined flux in latest and established models = 1.07492 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 44 components and 1.07492 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=7.317 mas, bmaj=14.1 mas, bpa=-7.686 degrees ! Estimated noise=1778.72 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392517 Jy ! Component: 100 - total flux cleaned = 0.0039163 Jy ! Component: 150 - total flux cleaned = 0.00391781 Jy ! Component: 200 - total flux cleaned = 0.00395618 Jy ! Total flux subtracted in 200 components = 0.00395618 Jy ! Clean residual min=-0.005951 max=0.008069 Jy/beam ! Clean residual mean=0.000564 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 1.07888 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 = 2.74593e-05 Jy ! Component: 100 - total flux cleaned = 4.74955e-05 Jy ! Component: 150 - total flux cleaned = 4.77675e-05 Jy ! Component: 200 - total flux cleaned = 3.45878e-05 Jy ! Total flux subtracted in 200 components = 3.45878e-05 Jy ! Clean residual min=-0.005937 max=0.008065 Jy/beam ! Clean residual mean=0.000563 rms=0.002009 Jy/beam ! Combined flux in latest and established models = 1.07891 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 1.07891 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.792 mas, bmaj=7.685 mas, bpa=-13.47 degrees ! Estimated noise=1382.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000250781 Jy ! Component: 100 - total flux cleaned = -9.30901e-05 Jy ! Component: 150 - total flux cleaned = -9.39501e-05 Jy ! Component: 200 - total flux cleaned = -0.000162004 Jy ! Total flux subtracted in 200 components = -0.000162004 Jy ! Clean residual min=-0.006502 max=0.006085 Jy/beam ! Clean residual mean=0.000226 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 1.07875 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 69 components and 1.07875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=8.227858Jy sigma=0.001089 ! Fit after self-cal, rms=8.227929Jy sigma=0.001089 wmodel J2000-1748_S_2008_07_09_pus_map.mod ! Writing 69 model components to file: J2000-1748_S_2008_07_09_pus_map.mod wobs J2000-1748_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J2000-1748_S_2008_07_09_pus_uvs.fits wwins J2000-1748_S_2008_07_09_pus_map.win ! wwins: Wrote 1 windows to J2000-1748_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 = 0.00076418 Jy ! Component: 100 - total flux cleaned = 0.00278081 Jy ! Component: 150 - total flux cleaned = 0.00487961 Jy ! Component: 200 - total flux cleaned = 0.00649329 Jy ! Component: 250 - total flux cleaned = 0.00775963 Jy ! Component: 300 - total flux cleaned = 0.00853985 Jy ! Component: 350 - total flux cleaned = 0.00954279 Jy ! Component: 400 - total flux cleaned = 0.0105084 Jy ! Component: 450 - total flux cleaned = 0.01152 Jy ! Component: 500 - total flux cleaned = 0.0122742 Jy ! Component: 550 - total flux cleaned = 0.0130803 Jy ! Component: 600 - total flux cleaned = 0.0140049 Jy ! Component: 650 - total flux cleaned = 0.0147659 Jy ! Component: 700 - total flux cleaned = 0.0157119 Jy ! Component: 750 - total flux cleaned = 0.0165709 Jy ! Component: 800 - total flux cleaned = 0.017348 Jy ! Component: 850 - total flux cleaned = 0.0181101 Jy ! Component: 900 - total flux cleaned = 0.0186712 Jy ! Component: 950 - total flux cleaned = 0.0192826 Jy ! Component: 1000 - total flux cleaned = 0.0195841 Jy ! Component: 1050 - total flux cleaned = 0.0201184 Jy ! Component: 1100 - total flux cleaned = 0.0205272 Jy ! Component: 1150 - total flux cleaned = 0.0211011 Jy ! Component: 1200 - total flux cleaned = 0.0214393 Jy ! Component: 1250 - total flux cleaned = 0.0219939 Jy ! Component: 1300 - total flux cleaned = 0.0223212 Jy ! Component: 1350 - total flux cleaned = 0.0226966 Jy ! Component: 1400 - total flux cleaned = 0.0230677 Jy ! Component: 1450 - total flux cleaned = 0.0233819 Jy ! Component: 1500 - total flux cleaned = 0.0238466 Jy ! Component: 1550 - total flux cleaned = 0.0242031 Jy ! Component: 1600 - total flux cleaned = 0.0245057 Jy ! Component: 1650 - total flux cleaned = 0.0248049 Jy ! Component: 1700 - total flux cleaned = 0.0253452 Jy ! Component: 1750 - total flux cleaned = 0.0257324 Jy ! Component: 1800 - total flux cleaned = 0.0260668 Jy ! Component: 1850 - total flux cleaned = 0.0263505 Jy ! Component: 1900 - total flux cleaned = 0.0266314 Jy ! Component: 1950 - total flux cleaned = 0.0270929 Jy ! Component: 2000 - total flux cleaned = 0.0273197 Jy ! Total flux subtracted in 2048 components = 0.0274994 Jy ! Clean residual min=-0.002681 max=0.003164 Jy/beam ! Clean residual mean=0.000133 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 1.10625 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 204 components and 1.10625 Jy wmap "J2000-1748_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.792 x 7.685 at -13.47 degrees (North through East) ! Clean map min=-0.0059131 max=1.013 Jy/beam ! Writing clean map to FITS file: J2000-1748_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 1.01304 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000875109 device "J2000-1748_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2000-1748_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.259153 0.259153 0.518306 1.03661 2.07322 4.14645 8.29289 16.5858 33.1716 66.3431 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0026 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.013 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.792 x 7.685 at -13.47 degrees (North through East) ! Clean map min=-0.0059131 max=1.013 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2000-1748_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2000-1748_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2000-1748_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:17:49 2010