! Started logfile: J1517-2422_S_1999_05_10_pus_uvs.log on Tue Jan 22 12:40:00 2008 obs J1517-2422_S_1999_05_10_pus_uva.fits ! Reading UV FITS file: J1517-2422_S_1999_05_10_pus_uva.fits ! AN table 1: 15 integrations on 153 of 153 possible baselines. ! AN table 2: 79 integrations on 153 of 153 possible baselines. ! AN table 3: 174 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0491415 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! ! 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 2002 lines of history. ! ! Reading 8060 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 J1517-2422_S_1999_05_10_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 270 telescope corrections were flagged in sub-array 1. ! A total of 1057 telescope corrections were flagged in sub-array 2. ! A total of 2877 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1057 telescope corrections were flagged in sub-array 2. ! A total of 2881 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1056 telescope corrections were flagged in sub-array 2. ! A total of 2937 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 270 telescope corrections were flagged in sub-array 1. ! A total of 1055 telescope corrections were flagged in sub-array 2. ! A total of 2955 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.282027Jy sigma=0.009247 ! Fit after self-cal, rms=0.789241Jy sigma=0.005682 ! 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=1.604 mas, bmaj=4.959 mas, bpa=32.46 degrees ! Estimated noise=2700.16 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 = 1.10709 Jy ! Component: 100 - total flux cleaned = 1.48069 Jy ! Total flux subtracted in 100 components = 1.48069 Jy ! Clean residual min=-0.065313 max=0.156370 Jy/beam ! Clean residual mean=0.008621 rms=0.024070 Jy/beam ! Combined flux in latest and established models = 1.48069 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.48069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420185Jy sigma=0.003030 ! Fit after self-cal, rms=0.420072Jy sigma=0.003028 ! Inverting map ! Added new window around map position (2, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.178988 Jy ! Component: 100 - total flux cleaned = 0.287228 Jy ! Total flux subtracted in 100 components = 0.287228 Jy ! Clean residual min=-0.045174 max=0.061045 Jy/beam ! Clean residual mean=0.005620 rms=0.012471 Jy/beam ! Combined flux in latest and established models = 1.76792 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 1.76792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296745Jy sigma=0.002114 ! Fit after self-cal, rms=0.296329Jy sigma=0.002112 ! 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=2.703 mas, bmaj=6.503 mas, bpa=21.5 degrees ! Estimated noise=1209.41 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 = 0.106487 Jy ! Component: 100 - total flux cleaned = 0.159173 Jy ! Component: 150 - total flux cleaned = 0.188437 Jy ! Component: 200 - total flux cleaned = 0.205999 Jy ! Total flux subtracted in 200 components = 0.205999 Jy ! Clean residual min=-0.016716 max=0.070135 Jy/beam ! Clean residual mean=0.017171 rms=0.012968 Jy/beam ! Combined flux in latest and established models = 1.97391 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 49 components and 1.97391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258453Jy sigma=0.001834 ! Fit after self-cal, rms=0.258213Jy sigma=0.001833 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.04 GC 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.96 LA 0.96 ! MC 1.00* MK 1.00 NL 1.00* NY 1.00* ! ON 1.00* OV 1.08 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.97 GC 1.00* HH 1.11 ! HN 0.99 KK 1.00* KP 0.96 LA 0.96 ! MC 1.11 MK 1.00* NL 1.06 NY 1.00* ! ON 1.00* OV 1.00* PT 0.98 SC 1.04 ! WF 1.01 WZ 1.20 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.09 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.95 LA 0.92 ! MC 1.00* MK 1.08 NL 1.00* NY 1.00* ! ON 1.00* OV 1.06 PT 0.96 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 57 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 GC 1.00* HH 1.02 ! HN 0.98 KK 1.00* KP 0.98 LA 1.01 ! MC 1.14 MK 1.00* NL 1.05 NY 1.00* ! ON 1.00* OV 1.00* PT 0.96 SC 1.05 ! WF 0.98 WZ 1.17 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.05 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 LA 0.94 ! MC 1.00* MK 1.01 NL 1.00* NY 1.00* ! ON 1.00* OV 1.02 PT 0.92 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 GC 1.00* HH 0.94 ! HN 0.99 KK 1.00* KP 0.97 LA 1.04 ! MC 1.05 MK 1.00* NL 1.07 NY 1.00* ! ON 1.00* OV 1.00* PT 0.92 SC 1.06 ! WF 1.00 WZ 1.15 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NL 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.03 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.96 LA 0.95 ! MC 1.00* MK 1.03 NL 1.00* NY 1.00* ! ON 1.00* OV 0.99 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 39 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00 GC 1.00* HH 0.89 ! HN 0.98 KK 1.00* KP 0.97 LA 1.02 ! MC 1.00* MK 1.00* NL 1.08 NY 1.00* ! ON 1.00* OV 1.00* PT 0.96 SC 1.07 ! WF 0.97 WZ 1.00* ! ! ! Fit before self-cal, rms=0.258213Jy sigma=0.001833 ! Fit after self-cal, rms=0.231699Jy sigma=0.001664 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.75 mas, bmaj=6.754 mas, bpa=21.89 degrees ! Estimated noise=1215.45 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 = -0.00539949 Jy ! Component: 100 - total flux cleaned = -0.00582206 Jy ! Component: 150 - total flux cleaned = -0.00601336 Jy ! Component: 200 - total flux cleaned = -0.00618807 Jy ! Total flux subtracted in 200 components = -0.00618807 Jy ! Clean residual min=-0.017347 max=0.051465 Jy/beam ! Clean residual mean=0.009545 rms=0.011632 Jy/beam ! Combined flux in latest and established models = 1.96773 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 1.96773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231390Jy sigma=0.001661 ! Fit after self-cal, rms=0.231379Jy sigma=0.001661 ! 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=0.231379Jy sigma=0.001661 ! Fit after self-cal, rms=0.231562Jy sigma=0.001661 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.757 mas, bmaj=6.765 mas, bpa=21.8 degrees ! Estimated noise=1215.4 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00341138 Jy ! Component: 100 - total flux cleaned = -0.00358374 Jy ! Component: 150 - total flux cleaned = -0.00358877 Jy ! Component: 200 - total flux cleaned = -0.00375344 Jy ! Total flux subtracted in 200 components = -0.00375344 Jy ! Clean residual min=-0.017104 max=0.051518 Jy/beam ! Clean residual mean=0.009489 rms=0.011577 Jy/beam ! Combined flux in latest and established models = 1.96397 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 1.96397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231339Jy sigma=0.001659 ! Fit after self-cal, rms=0.231337Jy sigma=0.001659 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) ! Added new window around map position (11, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0508711 Jy ! Component: 100 - total flux cleaned = 0.0776737 Jy ! Component: 150 - total flux cleaned = 0.0923696 Jy ! Component: 200 - total flux cleaned = 0.096137 Jy ! Total flux subtracted in 200 components = 0.0961369 Jy ! Clean residual min=-0.012935 max=0.037481 Jy/beam ! Clean residual mean=0.004991 rms=0.007353 Jy/beam ! Combined flux in latest and established models = 2.06011 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 111 components and 2.06011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220366Jy sigma=0.001574 ! Fit after self-cal, rms=0.219385Jy sigma=0.001568 ! Inverting map ! Added new window around map position (2.5, 38.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289476 Jy ! Component: 100 - total flux cleaned = 0.0357173 Jy ! Component: 150 - total flux cleaned = 0.0419201 Jy ! Component: 200 - total flux cleaned = 0.0474427 Jy ! Total flux subtracted in 200 components = 0.0474427 Jy ! Clean residual min=-0.009472 max=0.018478 Jy/beam ! Clean residual mean=0.002896 rms=0.004715 Jy/beam ! Combined flux in latest and established models = 2.10755 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 131 components and 2.10755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.215401Jy sigma=0.001536 ! Fit after self-cal, rms=0.215277Jy sigma=0.001535 ! 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=0.215277Jy sigma=0.001535 ! Fit after self-cal, rms=0.212937Jy sigma=0.001518 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.761 mas, bmaj=6.772 mas, bpa=21.86 degrees ! Estimated noise=1210.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153388 Jy ! Component: 100 - total flux cleaned = 0.0234821 Jy ! Component: 150 - total flux cleaned = 0.0268169 Jy ! Component: 200 - total flux cleaned = 0.0285918 Jy ! Total flux subtracted in 200 components = 0.0285918 Jy ! Clean residual min=-0.008726 max=0.014158 Jy/beam ! Clean residual mean=0.001338 rms=0.003267 Jy/beam ! Combined flux in latest and established models = 2.13614 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 149 components and 2.13614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211718Jy sigma=0.001509 ! Fit after self-cal, rms=0.211611Jy sigma=0.001508 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) ! Added new window around map position (59, -42.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128944 Jy ! Component: 100 - total flux cleaned = 0.0151815 Jy ! Component: 150 - total flux cleaned = 0.0155751 Jy ! Component: 200 - total flux cleaned = 0.0157451 Jy ! Total flux subtracted in 200 components = 0.0157451 Jy ! Clean residual min=-0.007140 max=0.010063 Jy/beam ! Clean residual mean=0.000738 rms=0.002391 Jy/beam ! Combined flux in latest and established models = 2.15189 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 170 components and 2.15189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210774Jy sigma=0.001502 ! Fit after self-cal, rms=0.210730Jy sigma=0.001501 ! 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=0.210730Jy sigma=0.001501 ! Fit after self-cal, rms=0.210574Jy sigma=0.001499 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.341 mas, bmaj=14.44 mas, bpa=5.555 degrees ! Estimated noise=1492.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00847232 Jy ! Component: 100 - total flux cleaned = 0.00912495 Jy ! Component: 150 - total flux cleaned = 0.00977317 Jy ! Component: 200 - total flux cleaned = 0.010582 Jy ! Total flux subtracted in 200 components = 0.010582 Jy ! Clean residual min=-0.004231 max=0.006582 Jy/beam ! Clean residual mean=0.001018 rms=0.001845 Jy/beam ! Combined flux in latest and established models = 2.16247 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 199 components and 2.16247 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210325Jy sigma=0.001498 ! Fit after self-cal, rms=0.210303Jy sigma=0.001498 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 = 0.000799814 Jy ! Component: 100 - total flux cleaned = 0.00104276 Jy ! Component: 150 - total flux cleaned = 0.00133689 Jy ! Component: 200 - total flux cleaned = 0.00142416 Jy ! Total flux subtracted in 200 components = 0.00142416 Jy ! Clean residual min=-0.003682 max=0.006508 Jy/beam ! Clean residual mean=0.000884 rms=0.001763 Jy/beam ! Combined flux in latest and established models = 2.1639 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 218 components and 2.1639 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210215Jy sigma=0.001497 ! Fit after self-cal, rms=0.210209Jy sigma=0.001497 ! 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=2.759 mas, bmaj=6.775 mas, bpa=21.9 degrees ! Estimated noise=1209.81 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.759 x 6.775 at 21.9 degrees (North through East) ! Clean map min=-0.012537 max=1.4762 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=0.210209Jy sigma=0.001497 ! Fit after self-cal, rms=0.166855Jy sigma=0.001055 ! Inverting map and beam ! Estimated beam: bmin=2.759 mas, bmaj=6.771 mas, bpa=21.9 degrees ! Estimated noise=1209.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376738 Jy ! Component: 100 - total flux cleaned = 0.00465004 Jy ! Component: 150 - total flux cleaned = 0.00497548 Jy ! Component: 200 - total flux cleaned = 0.00526715 Jy ! Total flux subtracted in 200 components = 0.00526715 Jy ! Clean residual min=-0.004801 max=0.006477 Jy/beam ! Clean residual mean=0.000647 rms=0.001578 Jy/beam ! Combined flux in latest and established models = 2.16916 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 232 components and 2.16916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166678Jy sigma=0.001053 ! Fit after self-cal, rms=0.166680Jy sigma=0.001053 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132826 Jy ! Component: 100 - total flux cleaned = 0.00123834 Jy ! Component: 150 - total flux cleaned = 0.00124027 Jy ! Component: 200 - total flux cleaned = 0.00123952 Jy ! Total flux subtracted in 200 components = 0.00123952 Jy ! Clean residual min=-0.004631 max=0.006079 Jy/beam ! Clean residual mean=0.000587 rms=0.001517 Jy/beam ! Combined flux in latest and established models = 2.1704 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 238 components and 2.1704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166587Jy sigma=0.001053 ! Fit after self-cal, rms=0.166590Jy sigma=0.001053 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166590Jy sigma=0.001053 ! Fit after self-cal, rms=0.166592Jy sigma=0.001052 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=1.581 mas, bmaj=5.079 mas, bpa=32.6 degrees ! Estimated noise=2595.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.13494 Jy ! Component: 100 - total flux cleaned = 1.52052 Jy ! Component: 150 - total flux cleaned = 1.69936 Jy ! Component: 200 - total flux cleaned = 1.80691 Jy ! Total flux subtracted in 200 components = 1.80691 Jy ! Clean residual min=-0.029383 max=0.061817 Jy/beam ! Clean residual mean=0.004005 rms=0.010888 Jy/beam ! Combined flux in latest and established models = 1.80691 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 24 model components to the UV plane model. ! The established model now contains 24 components and 1.80691 Jy ! Inverting map and beam ! Estimated beam: bmin=2.759 mas, bmaj=6.771 mas, bpa=21.9 degrees ! Estimated noise=1209.64 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) ! Added new window around map position (4.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0929778 Jy ! Component: 100 - total flux cleaned = 0.153638 Jy ! Component: 150 - total flux cleaned = 0.196561 Jy ! Component: 200 - total flux cleaned = 0.229264 Jy ! Total flux subtracted in 200 components = 0.229264 Jy ! Clean residual min=-0.008380 max=0.023063 Jy/beam ! Clean residual mean=0.006723 rms=0.005235 Jy/beam ! Combined flux in latest and established models = 2.03618 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 90 components and 2.03618 Jy ! Inverting map ! Added new window around map position (-11.5, 20.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267539 Jy ! Component: 100 - total flux cleaned = 0.0479773 Jy ! Component: 150 - total flux cleaned = 0.0655223 Jy ! Component: 200 - total flux cleaned = 0.080092 Jy ! Total flux subtracted in 200 components = 0.080092 Jy ! Clean residual min=-0.007091 max=0.013517 Jy/beam ! Clean residual mean=0.003118 rms=0.003148 Jy/beam ! Combined flux in latest and established models = 2.11627 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 126 components and 2.11627 Jy ! Inverting map ! Added new window around map position (-55, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135934 Jy ! Component: 100 - total flux cleaned = 0.0239091 Jy ! Component: 150 - total flux cleaned = 0.0315807 Jy ! Component: 200 - total flux cleaned = 0.0372433 Jy ! Total flux subtracted in 200 components = 0.0372433 Jy ! Clean residual min=-0.006404 max=0.010244 Jy/beam ! Clean residual mean=0.001522 rms=0.002203 Jy/beam ! Combined flux in latest and established models = 2.15351 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 155 components and 2.15351 Jy ! Inverting map ! Added new window around map position (26.5, -28.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00959993 Jy ! Component: 100 - total flux cleaned = 0.0128938 Jy ! Component: 150 - total flux cleaned = 0.0152995 Jy ! Component: 200 - total flux cleaned = 0.0177847 Jy ! Total flux subtracted in 200 components = 0.0177847 Jy ! Clean residual min=-0.005411 max=0.007156 Jy/beam ! Clean residual mean=0.000760 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 2.1713 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 180 components and 2.1713 Jy ! Inverting map ! Added new window around map position (30.5, -55). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00567305 Jy ! Component: 100 - total flux cleaned = 0.00684179 Jy ! Component: 150 - total flux cleaned = 0.00727723 Jy ! Component: 200 - total flux cleaned = 0.00780677 Jy ! Total flux subtracted in 200 components = 0.00780677 Jy ! Clean residual min=-0.004652 max=0.005465 Jy/beam ! Clean residual mean=0.000434 rms=0.001350 Jy/beam ! Combined flux in latest and established models = 2.1791 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 206 components and 2.1791 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=7.335 mas, bmaj=14.43 mas, bpa=5.612 degrees ! Estimated noise=1493.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211624 Jy ! Component: 100 - total flux cleaned = 0.00313524 Jy ! Component: 150 - total flux cleaned = 0.00357274 Jy ! Component: 200 - total flux cleaned = 0.00386525 Jy ! Total flux subtracted in 200 components = 0.00386525 Jy ! Clean residual min=-0.003159 max=0.004507 Jy/beam ! Clean residual mean=0.000539 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 2.18297 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 = 8.98612e-05 Jy ! Component: 100 - total flux cleaned = 0.000258746 Jy ! Component: 150 - total flux cleaned = 0.000337953 Jy ! Component: 200 - total flux cleaned = 0.000414129 Jy ! Total flux subtracted in 200 components = 0.000414129 Jy ! Clean residual min=-0.002962 max=0.004152 Jy/beam ! Clean residual mean=0.000502 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 2.18338 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 252 components and 2.18338 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.759 mas, bmaj=6.771 mas, bpa=21.9 degrees ! Estimated noise=1209.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000331949 Jy ! Component: 100 - total flux cleaned = -0.000537291 Jy ! Component: 150 - total flux cleaned = -0.000444902 Jy ! Component: 200 - total flux cleaned = -0.000356209 Jy ! Total flux subtracted in 200 components = -0.000356209 Jy ! Clean residual min=-0.003965 max=0.004235 Jy/beam ! Clean residual mean=0.000261 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 2.18303 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 277 components and 2.18303 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165875Jy sigma=0.001048 ! Fit after self-cal, rms=0.165608Jy sigma=0.001046 wmodel J1517-2422_S_1999_05_10_pus_map.mod ! Writing 277 model components to file: J1517-2422_S_1999_05_10_pus_map.mod wobs J1517-2422_S_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J1517-2422_S_1999_05_10_pus_uvs.fits wwins J1517-2422_S_1999_05_10_pus_map.win ! wwins: Wrote 10 windows to J1517-2422_S_1999_05_10_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 = 0.000716665 Jy ! Component: 100 - total flux cleaned = 0.00126295 Jy ! Component: 150 - total flux cleaned = 0.00176937 Jy ! Component: 200 - total flux cleaned = 0.0020056 Jy ! Component: 250 - total flux cleaned = 0.00217493 Jy ! Component: 300 - total flux cleaned = 0.00244586 Jy ! Component: 350 - total flux cleaned = 0.00270834 Jy ! Component: 400 - total flux cleaned = 0.00286093 Jy ! Component: 450 - total flux cleaned = 0.00296059 Jy ! Component: 500 - total flux cleaned = 0.00305795 Jy ! Component: 550 - total flux cleaned = 0.00319994 Jy ! Component: 600 - total flux cleaned = 0.00333847 Jy ! Component: 650 - total flux cleaned = 0.00347469 Jy ! Component: 700 - total flux cleaned = 0.00347458 Jy ! Component: 750 - total flux cleaned = 0.00356257 Jy ! Component: 800 - total flux cleaned = 0.00364899 Jy ! Component: 850 - total flux cleaned = 0.00373399 Jy ! Component: 900 - total flux cleaned = 0.00377598 Jy ! Component: 950 - total flux cleaned = 0.00381737 Jy ! Component: 1000 - total flux cleaned = 0.00389909 Jy ! Component: 1050 - total flux cleaned = 0.00393954 Jy ! Component: 1100 - total flux cleaned = 0.00401974 Jy ! Component: 1150 - total flux cleaned = 0.00409892 Jy ! Component: 1200 - total flux cleaned = 0.00417694 Jy ! Component: 1250 - total flux cleaned = 0.00421624 Jy ! Component: 1300 - total flux cleaned = 0.00429317 Jy ! Component: 1350 - total flux cleaned = 0.00433148 Jy ! Component: 1400 - total flux cleaned = 0.0043693 Jy ! Component: 1450 - total flux cleaned = 0.00444434 Jy ! Component: 1500 - total flux cleaned = 0.00448142 Jy ! Component: 1550 - total flux cleaned = 0.00455506 Jy ! Component: 1600 - total flux cleaned = 0.00455524 Jy ! Component: 1650 - total flux cleaned = 0.00459171 Jy ! Component: 1700 - total flux cleaned = 0.00462776 Jy ! Component: 1750 - total flux cleaned = 0.0046992 Jy ! Component: 1800 - total flux cleaned = 0.00473447 Jy ! Component: 1850 - total flux cleaned = 0.00476956 Jy ! Component: 1900 - total flux cleaned = 0.00480453 Jy ! Component: 1950 - total flux cleaned = 0.00480471 Jy ! Component: 2000 - total flux cleaned = 0.00487375 Jy ! Total flux subtracted in 2048 components = 0.00487412 Jy ! Clean residual min=-0.002124 max=0.002207 Jy/beam ! Clean residual mean=0.000045 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 2.1879 Jy keep ! Adding 100 model components to the UV plane model. ! The established model now contains 376 components and 2.1879 Jy ![Exited script file: muppet] wmap "J1517-2422_S_1999_05_10_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.759 x 6.771 at 21.9 degrees (North through East) ! Clean map min=-0.0042916 max=1.441 Jy/beam ! Writing clean map to FITS file: J1517-2422_S_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.44101 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000628594 device "J1517-2422_S_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_S_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.130866 0.130866 0.261732 0.523463 1.04693 2.09385 4.18771 8.37541 16.7508 33.5016 67.0033 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.441 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.759 x 6.771 at 21.9 degrees (North through East) ! Clean map min=-0.0042916 max=1.441 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_S_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_S_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_S_1999_05_10_pus_uvs.log closed on Tue Jan 22 12:40:10 2008