! Started logfile: J0501-0159_S_2000_03_13_pus_uvs.log on Tue Apr 2 14:39:19 2013 obs J0501-0159_S_2000_03_13_pus_uva.fits ! Reading UV FITS file: J0501-0159_S_2000_03_13_pus_uva.fits ! AN table 1: 77 integrations on 190 of 190 possible baselines. ! AN table 2: 69 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0803533 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! 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 2247 lines of history. ! ! Reading 8916 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 J0501-0159_S_2000_03_13_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 1121 telescope corrections were flagged in sub-array 1. ! A total of 1149 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1121 telescope corrections were flagged in sub-array 1. ! A total of 1149 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1121 telescope corrections were flagged in sub-array 1. ! A total of 1149 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1121 telescope corrections were flagged in sub-array 1. ! A total of 1149 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.836806Jy sigma=0.007417 ! Fit after self-cal, rms=0.579243Jy sigma=0.004816 ! 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=2.175 mas, bmaj=6.41 mas, bpa=1.188 degrees ! Estimated noise=1251.3 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 = 0.346548 Jy ! Component: 100 - total flux cleaned = 0.483387 Jy ! Total flux subtracted in 100 components = 0.483387 Jy ! Clean residual min=-0.030571 max=0.101099 Jy/beam ! Clean residual mean=0.000675 rms=0.010433 Jy/beam ! Combined flux in latest and established models = 0.483387 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.483387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312915Jy sigma=0.002443 ! Fit after self-cal, rms=0.311562Jy sigma=0.002433 ! Inverting map ! Added new window around map position (-3, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0963357 Jy ! Component: 100 - total flux cleaned = 0.151262 Jy ! Total flux subtracted in 100 components = 0.151262 Jy ! Clean residual min=-0.019374 max=0.039986 Jy/beam ! Clean residual mean=0.000340 rms=0.006028 Jy/beam ! Combined flux in latest and established models = 0.634649 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 23 components and 0.634649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260247Jy sigma=0.001815 ! Fit after self-cal, rms=0.257796Jy sigma=0.001788 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0426188 Jy ! Component: 100 - total flux cleaned = 0.0686739 Jy ! Total flux subtracted in 100 components = 0.0686739 Jy ! Clean residual min=-0.012404 max=0.019963 Jy/beam ! Clean residual mean=0.000192 rms=0.004145 Jy/beam ! Combined flux in latest and established models = 0.703323 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 35 components and 0.703323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244877Jy sigma=0.001611 ! Fit after self-cal, rms=0.244438Jy sigma=0.001607 ! 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=2.843 mas, bmaj=7.579 mas, bpa=0.6314 degrees ! Estimated noise=869.282 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 = 0.041145 Jy ! Component: 100 - total flux cleaned = 0.0623261 Jy ! Component: 150 - total flux cleaned = 0.0752045 Jy ! Component: 200 - total flux cleaned = 0.0836273 Jy ! Total flux subtracted in 200 components = 0.0836273 Jy ! Clean residual min=-0.013682 max=0.024975 Jy/beam ! Clean residual mean=0.000147 rms=0.004667 Jy/beam ! Combined flux in latest and established models = 0.786951 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 74 components and 0.78695 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238653Jy sigma=0.001516 ! Fit after self-cal, rms=0.238341Jy sigma=0.001513 ! Inverting map ! Added new window around map position (-9.5, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025567 Jy ! Component: 100 - total flux cleaned = 0.0395078 Jy ! Component: 150 - total flux cleaned = 0.0459788 Jy ! Component: 200 - total flux cleaned = 0.0490668 Jy ! Total flux subtracted in 200 components = 0.0490668 Jy ! Clean residual min=-0.009847 max=0.016875 Jy/beam ! Clean residual mean=-0.000135 rms=0.003231 Jy/beam ! Combined flux in latest and established models = 0.836017 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 126 components and 0.836017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235516Jy sigma=0.001478 ! Fit after self-cal, rms=0.235017Jy sigma=0.001473 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 GC 1.02 KP 0.97 ! LA 0.97 NL 1.00 OV 1.01 PT 0.93 ! SC 0.97 WF 0.99 HH 1.00* KK 1.00* ! MA 1.00* MC 1.27 MK 0.97 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.07 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 GC 1.02 KP 0.97 ! LA 1.02 NL 1.04 OV 1.05 PT 1.00 ! SC 1.00* WF 1.14 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.99 NY 1.00* ! ON 1.00* TS 0.94 WZ 1.00* HN 1.15 ! ! ! Correcting IF 2. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 GC 1.10 KP 0.95 ! LA 0.98 NL 1.03 OV 1.01 PT 0.93 ! SC 1.03 WF 1.03 HH 1.00* KK 1.00* ! MA 1.00* MC 0.91 MK 0.96 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.02 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 GC 1.07 KP 0.96 ! LA 1.00 NL 1.06 OV 1.03 PT 1.02 ! SC 1.00* WF 1.02 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.97 NY 1.00* ! ON 1.00* TS 0.91 WZ 1.00* HN 1.10 ! ! ! Correcting IF 3. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 GC 1.01 KP 1.06 ! LA 0.99 NL 1.00 OV 1.05 PT 0.93 ! SC 0.97 WF 0.84 HH 1.00* KK 1.00* ! MA 1.00* MC 0.92 MK 0.96 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.22 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.98 GC 1.00 KP 1.08 ! LA 1.02 NL 1.02 OV 1.09 PT 0.98 ! SC 1.00* WF 0.87 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.98 NY 1.00* ! ON 1.00* TS 0.91 WZ 1.00* HN 1.20 ! ! ! Correcting IF 4. ! A total of 120 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 GC 1.06 KP 0.99 ! LA 0.97 NL 1.01 OV 1.00 PT 0.92 ! SC 0.99 WF 1.01 HH 1.00* KK 1.00* ! MA 1.00* MC 2.09 MK 0.98 NY 1.00* ! ON 1.00* TS 1.00* WZ 1.00* HN 1.20 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 GC 1.04 KP 1.01 ! LA 1.04 NL 0.99 OV 1.03 PT 0.99 ! SC 1.00* WF 1.05 HH 1.00* KK 1.00* ! MA 1.00* MC 1.00* MK 0.97 NY 1.00* ! ON 1.00* TS 0.90 WZ 1.00* HN 1.16 ! ! ! Fit before self-cal, rms=0.235017Jy sigma=0.001473 ! Fit after self-cal, rms=0.227847Jy sigma=0.001450 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.787 mas, bmaj=7.524 mas, bpa=0.8386 degrees ! Estimated noise=898.678 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 (-15.5, 11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122919 Jy ! Component: 100 - total flux cleaned = 0.0165695 Jy ! Component: 150 - total flux cleaned = 0.0164162 Jy ! Component: 200 - total flux cleaned = 0.0162532 Jy ! Total flux subtracted in 200 components = 0.0162532 Jy ! Clean residual min=-0.006290 max=0.007384 Jy/beam ! Clean residual mean=-0.000107 rms=0.001916 Jy/beam ! Combined flux in latest and established models = 0.85227 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 150 components and 0.85227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226981Jy sigma=0.001441 ! Fit after self-cal, rms=0.226852Jy sigma=0.001440 ! 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=0.226852Jy sigma=0.001440 ! Fit after self-cal, rms=0.223876Jy sigma=0.001429 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.786 mas, bmaj=7.526 mas, bpa=0.7376 degrees ! Estimated noise=898.137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00529066 Jy ! Component: 100 - total flux cleaned = 0.00661418 Jy ! Component: 150 - total flux cleaned = 0.0075773 Jy ! Component: 200 - total flux cleaned = 0.00782746 Jy ! Total flux subtracted in 200 components = 0.00782746 Jy ! Clean residual min=-0.005902 max=0.006445 Jy/beam ! Clean residual mean=-0.000088 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 0.860098 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 176 components and 0.860098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223619Jy sigma=0.001426 ! Fit after self-cal, rms=0.223589Jy sigma=0.001426 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 = 0.00224858 Jy ! Component: 100 - total flux cleaned = 0.00260559 Jy ! Component: 150 - total flux cleaned = 0.00260545 Jy ! Component: 200 - total flux cleaned = 0.00271415 Jy ! Total flux subtracted in 200 components = 0.00271415 Jy ! Clean residual min=-0.005770 max=0.006182 Jy/beam ! Clean residual mean=-0.000104 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 0.862812 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 189 components and 0.862812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.223447Jy sigma=0.001425 ! Fit after self-cal, rms=0.223427Jy sigma=0.001425 ! 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=0.223427Jy sigma=0.001425 ! Fit after self-cal, rms=0.220925Jy sigma=0.001425 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.785 mas, bmaj=7.528 mas, bpa=0.6538 degrees ! Estimated noise=897.547 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187413 Jy ! Component: 100 - total flux cleaned = 0.00233135 Jy ! Component: 150 - total flux cleaned = 0.00253741 Jy ! Component: 200 - total flux cleaned = 0.00273173 Jy ! Total flux subtracted in 200 components = 0.00273173 Jy ! Clean residual min=-0.005624 max=0.005890 Jy/beam ! Clean residual mean=-0.000100 rms=0.001534 Jy/beam ! Combined flux in latest and established models = 0.865544 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 199 components and 0.865544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220803Jy sigma=0.001424 ! Fit after self-cal, rms=0.220761Jy sigma=0.001424 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 = 0.00110728 Jy ! Component: 100 - total flux cleaned = 0.00120075 Jy ! Component: 150 - total flux cleaned = 0.00138522 Jy ! Component: 200 - total flux cleaned = 0.00147512 Jy ! Total flux subtracted in 200 components = 0.00147512 Jy ! Clean residual min=-0.005551 max=0.005765 Jy/beam ! Clean residual mean=-0.000108 rms=0.001518 Jy/beam ! Combined flux in latest and established models = 0.867019 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 207 components and 0.867019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220665Jy sigma=0.001423 ! Fit after self-cal, rms=0.220648Jy sigma=0.001423 ! 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=0.220648Jy sigma=0.001423 ! Fit after self-cal, rms=0.218459Jy sigma=0.001423 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.243 mas, bmaj=12.05 mas, bpa=4.214 degrees ! Estimated noise=1127.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282376 Jy ! Component: 100 - total flux cleaned = 0.00308571 Jy ! Component: 150 - total flux cleaned = 0.00302457 Jy ! Component: 200 - total flux cleaned = 0.00296916 Jy ! Total flux subtracted in 200 components = 0.00296916 Jy ! Clean residual min=-0.005653 max=0.005469 Jy/beam ! Clean residual mean=-0.000259 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 0.869988 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 221 components and 0.869988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218462Jy sigma=0.001423 ! Fit after self-cal, rms=0.218439Jy sigma=0.001422 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 = 0.000537892 Jy ! Component: 100 - total flux cleaned = 0.000771412 Jy ! Component: 150 - total flux cleaned = 0.00077371 Jy ! Component: 200 - total flux cleaned = 0.000860802 Jy ! Total flux subtracted in 200 components = 0.000860802 Jy ! Clean residual min=-0.005566 max=0.005505 Jy/beam ! Clean residual mean=-0.000270 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 0.870849 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 233 components and 0.870849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218437Jy sigma=0.001422 ! Fit after self-cal, rms=0.218429Jy sigma=0.001422 ! 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=2.782 mas, bmaj=7.529 mas, bpa=0.5787 degrees ! Estimated noise=897.085 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.782 x 7.529 at 0.5787 degrees (North through East) ! Clean map min=-0.0052243 max=0.46435 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.175 mas, bmaj=6.424 mas, bpa=1.269 degrees ! Estimated noise=1255.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.34973 Jy ! Component: 100 - total flux cleaned = 0.503204 Jy ! Component: 150 - total flux cleaned = 0.594785 Jy ! Component: 200 - total flux cleaned = 0.651038 Jy ! Total flux subtracted in 200 components = 0.651038 Jy ! Clean residual min=-0.014234 max=0.029546 Jy/beam ! Clean residual mean=0.000381 rms=0.004948 Jy/beam ! Combined flux in latest and established models = 0.651038 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 0.651038 Jy ! Inverting map and beam ! Estimated beam: bmin=2.782 mas, bmaj=7.529 mas, bpa=0.5787 degrees ! Estimated noise=897.085 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 = 0.0631527 Jy ! Component: 100 - total flux cleaned = 0.101237 Jy ! Component: 150 - total flux cleaned = 0.128786 Jy ! Component: 200 - total flux cleaned = 0.149474 Jy ! Total flux subtracted in 200 components = 0.149474 Jy ! Clean residual min=-0.008422 max=0.012338 Jy/beam ! Clean residual mean=0.000274 rms=0.003073 Jy/beam ! Combined flux in latest and established models = 0.800513 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 83 components and 0.800513 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=8.243 mas, bmaj=12.05 mas, bpa=4.214 degrees ! Estimated noise=1127.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0251827 Jy ! Component: 100 - total flux cleaned = 0.0399569 Jy ! Component: 150 - total flux cleaned = 0.0494302 Jy ! Component: 200 - total flux cleaned = 0.0558128 Jy ! Total flux subtracted in 200 components = 0.0558128 Jy ! Clean residual min=-0.006038 max=0.006409 Jy/beam ! Clean residual mean=-0.000094 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 0.856325 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00446426 Jy ! Component: 100 - total flux cleaned = 0.00764469 Jy ! Component: 150 - total flux cleaned = 0.0099347 Jy ! Component: 200 - total flux cleaned = 0.0115969 Jy ! Total flux subtracted in 200 components = 0.0115969 Jy ! Clean residual min=-0.005344 max=0.005030 Jy/beam ! Clean residual mean=-0.000231 rms=0.001588 Jy/beam ! Combined flux in latest and established models = 0.867922 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 173 components and 0.867922 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.782 mas, bmaj=7.529 mas, bpa=0.5787 degrees ! Estimated noise=897.085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000502831 Jy ! Component: 100 - total flux cleaned = 0.00100629 Jy ! Component: 150 - total flux cleaned = 0.00159314 Jy ! Component: 200 - total flux cleaned = 0.0018553 Jy ! Total flux subtracted in 200 components = 0.0018553 Jy ! Clean residual min=-0.005825 max=0.005416 Jy/beam ! Clean residual mean=-0.000114 rms=0.001506 Jy/beam ! Combined flux in latest and established models = 0.869777 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 195 components and 0.869777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218852Jy sigma=0.001425 ! Fit after self-cal, rms=0.218930Jy sigma=0.001424 wmodel J0501-0159_S_2000_03_13_pus_map.mod ! Writing 195 model components to file: J0501-0159_S_2000_03_13_pus_map.mod wobs J0501-0159_S_2000_03_13_pus_uvs.fits ! Writing UV FITS file: J0501-0159_S_2000_03_13_pus_uvs.fits wwins J0501-0159_S_2000_03_13_pus_map.win ! wwins: Wrote 4 windows to J0501-0159_S_2000_03_13_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 = 0.00148679 Jy ! Component: 100 - total flux cleaned = 0.00241087 Jy ! Component: 150 - total flux cleaned = 0.00302396 Jy ! Component: 200 - total flux cleaned = 0.00335669 Jy ! Component: 250 - total flux cleaned = 0.00383328 Jy ! Component: 300 - total flux cleaned = 0.00452347 Jy ! Component: 350 - total flux cleaned = 0.00534203 Jy ! Component: 400 - total flux cleaned = 0.00606438 Jy ! Component: 450 - total flux cleaned = 0.006629 Jy ! Component: 500 - total flux cleaned = 0.00711257 Jy ! Component: 550 - total flux cleaned = 0.00745067 Jy ! Component: 600 - total flux cleaned = 0.00765057 Jy ! Component: 650 - total flux cleaned = 0.00810882 Jy ! Component: 700 - total flux cleaned = 0.00830142 Jy ! Component: 750 - total flux cleaned = 0.00842851 Jy ! Component: 800 - total flux cleaned = 0.00874196 Jy ! Component: 850 - total flux cleaned = 0.00898937 Jy ! Component: 900 - total flux cleaned = 0.0092335 Jy ! Component: 950 - total flux cleaned = 0.00947382 Jy ! Component: 1000 - total flux cleaned = 0.00959298 Jy ! Component: 1050 - total flux cleaned = 0.00988859 Jy ! Component: 1100 - total flux cleaned = 0.0102383 Jy ! Component: 1150 - total flux cleaned = 0.0105266 Jy ! Component: 1200 - total flux cleaned = 0.0108109 Jy ! Component: 1250 - total flux cleaned = 0.0108669 Jy ! Component: 1300 - total flux cleaned = 0.0110912 Jy ! Component: 1350 - total flux cleaned = 0.0110914 Jy ! Component: 1400 - total flux cleaned = 0.0113664 Jy ! Component: 1450 - total flux cleaned = 0.0114747 Jy ! Component: 1500 - total flux cleaned = 0.0115822 Jy ! Component: 1550 - total flux cleaned = 0.0115823 Jy ! Component: 1600 - total flux cleaned = 0.0116892 Jy ! Component: 1650 - total flux cleaned = 0.0119004 Jy ! Component: 1700 - total flux cleaned = 0.0118479 Jy ! Component: 1750 - total flux cleaned = 0.0119517 Jy ! Component: 1800 - total flux cleaned = 0.0119517 Jy ! Component: 1850 - total flux cleaned = 0.0119004 Jy ! Component: 1900 - total flux cleaned = 0.0116965 Jy ! Component: 1950 - total flux cleaned = 0.0116965 Jy ! Component: 2000 - total flux cleaned = 0.0115955 Jy ! Total flux subtracted in 2048 components = 0.0114952 Jy ! Clean residual min=-0.003051 max=0.002896 Jy/beam ! Clean residual mean=-0.000124 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.881273 Jy keep ! Adding 155 model components to the UV plane model. ! The established model now contains 350 components and 0.881273 Jy ![Exited script file: muppet] wmap "J0501-0159_S_2000_03_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.782 x 7.529 at 0.5787 degrees (North through East) ! Clean map min=-0.0050751 max=0.46501 Jy/beam ! Writing clean map to FITS file: J0501-0159_S_2000_03_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.465008 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00107378 device "J0501-0159_S_2000_03_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_S_2000_03_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.69275 0.69275 1.3855 2.771 5.542 11.084 22.168 44.336 88.672 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.465 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.782 x 7.529 at 0.5787 degrees (North through East) ! Clean map min=-0.0050751 max=0.46501 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0501-0159_S_2000_03_13_pus_uvs.log closed on Tue Apr 2 14:39:25 2013