! Started logfile: J0339-0146_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:35:53 2010 obs J0339-0146_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0339-0146_S_2008_04_02_pus_uva.fits ! AN table 1: 37 integrations on 120 of 120 possible baselines. ! AN table 2: 264 integrations on 120 of 120 possible baselines. ! AN table 3: 26 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.114602 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0339-0146 ! ! 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 984 lines of history. ! ! Reading 17988 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 320 telescope corrections were flagged in sub-array 1. ! A total of 3155 telescope corrections were flagged in sub-array 2. ! A total of 193 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 320 telescope corrections were flagged in sub-array 1. ! A total of 3155 telescope corrections were flagged in sub-array 2. ! A total of 193 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 320 telescope corrections were flagged in sub-array 1. ! A total of 3155 telescope corrections were flagged in sub-array 2. ! A total of 193 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 320 telescope corrections were flagged in sub-array 1. ! A total of 3155 telescope corrections were flagged in sub-array 2. ! A total of 193 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.535338Jy sigma=0.012545 ! Fit after self-cal, rms=1.102043Jy sigma=0.008644 ! 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=1.865 mas, bmaj=3.219 mas, bpa=7.115 degrees ! Estimated noise=1278.32 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 = 1.13971 Jy ! Component: 100 - total flux cleaned = 1.65729 Jy ! Total flux subtracted in 100 components = 1.65729 Jy ! Clean residual min=-0.067896 max=0.246235 Jy/beam ! Clean residual mean=0.000765 rms=0.023635 Jy/beam ! Combined flux in latest and established models = 1.65729 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.65728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.667171Jy sigma=0.004940 ! Fit after self-cal, rms=0.643718Jy sigma=0.004883 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.288493 Jy ! Component: 100 - total flux cleaned = 0.444013 Jy ! Total flux subtracted in 100 components = 0.444014 Jy ! Clean residual min=-0.043850 max=0.082075 Jy/beam ! Clean residual mean=-0.000410 rms=0.013018 Jy/beam ! Combined flux in latest and established models = 2.1013 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 28 components and 2.1013 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.465255Jy sigma=0.003249 ! Fit after self-cal, rms=0.462985Jy sigma=0.003238 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0932972 Jy ! Component: 100 - total flux cleaned = 0.149436 Jy ! Total flux subtracted in 100 components = 0.149436 Jy ! Clean residual min=-0.043080 max=0.058922 Jy/beam ! Clean residual mean=-0.000801 rms=0.011196 Jy/beam ! Combined flux in latest and established models = 2.25073 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 2.25073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.439159Jy sigma=0.003046 ! Fit after self-cal, rms=0.439086Jy sigma=0.003045 ! 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=2.391 mas, bmaj=4.203 mas, bpa=4.87 degrees ! Estimated noise=740.611 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 = 0.0312294 Jy ! Component: 100 - total flux cleaned = 0.0456025 Jy ! Component: 150 - total flux cleaned = 0.0486568 Jy ! Component: 200 - total flux cleaned = 0.049252 Jy ! Total flux subtracted in 200 components = 0.049252 Jy ! Clean residual min=-0.051771 max=0.059123 Jy/beam ! Clean residual mean=-0.001875 rms=0.015017 Jy/beam ! Combined flux in latest and established models = 2.29999 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 2.29999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435714Jy sigma=0.003028 ! Fit after self-cal, rms=0.435676Jy sigma=0.003027 ! 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 0.97 FD 1.06 HH 1.00* HN 1.10 ! KK 1.00* KP 1.01 LA 1.19 MK 1.00* ! NL 0.92 NY 1.00* ON 1.00* OV 0.97 ! PT 0.99 SC 1.01 WZ 1.00* ZC 1.00* ! ! A total of 384 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.09 HH 1.07 HN 1.09 ! KK 1.00* KP 1.06 LA 1.22 MK 1.00* ! NL 0.97 NY 0.80 ON 1.01 OV 1.00* ! PT 1.04 SC 1.10 WZ 0.87 ZC 1.23 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.83 FD 0.93 HH 1.00* HN 1.06 ! KK 1.05 KP 0.93 LA 1.12 MK 0.81 ! NL 0.89 NY 1.00* ON 1.00* OV 0.88 ! PT 0.88 SC 1.07 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.15 HH 1.00* HN 1.18 ! KK 1.00* KP 1.04 LA 1.12 MK 1.00* ! NL 0.94 NY 1.00* ON 1.00* OV 1.01 ! PT 1.01 SC 1.05 WZ 1.00* ZC 1.00* ! ! A total of 384 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.18 HH 1.07 HN 1.16 ! KK 1.00* KP 1.10 LA 1.13 MK 1.00* ! NL 1.01 NY 0.97 ON 0.93 OV 1.00* ! PT 1.04 SC 1.12 WZ 0.83 ZC 1.19 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.86 FD 1.02 HH 1.00* HN 1.18 ! KK 0.96 KP 0.95 LA 1.05 MK 0.83 ! NL 0.92 NY 1.00* ON 1.00* OV 0.93 ! PT 0.90 SC 1.13 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.16 HH 1.00* HN 1.21 ! KK 1.00* KP 1.03 LA 0.89 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.04 ! PT 1.06 SC 0.99 WZ 1.00* ZC 1.00* ! ! A total of 384 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.20 HH 0.97 HN 1.18 ! KK 1.00* KP 1.09 LA 0.92 MK 1.00* ! NL 1.07 NY 0.89 ON 0.91 OV 1.00* ! PT 1.10 SC 1.06 WZ 0.77 ZC 1.20 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.04 HH 1.00* HN 1.21 ! KK 1.04 KP 0.95 LA 0.85 MK 0.88 ! NL 0.98 NY 1.00* ON 1.00* OV 0.96 ! PT 0.96 SC 1.05 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.13 HH 1.00* HN 1.11 ! KK 1.00* KP 0.95 LA 0.73 MK 1.00* ! NL 0.91 NY 1.00* ON 1.00* OV 0.85 ! PT 0.93 SC 1.03 WZ 1.00* ZC 1.00* ! ! A total of 384 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.17 HH 1.05 HN 1.10 ! KK 1.00* KP 1.00 LA 0.76 MK 1.00* ! NL 0.97 NY 1.00 ON 0.92 OV 1.00* ! PT 0.94 SC 1.12 WZ 0.75 ZC 1.05 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.84 FD 1.01 HH 1.00* HN 1.19 ! KK 1.04 KP 0.88 LA 0.71 MK 0.93 ! NL 0.88 NY 1.00* ON 1.00* OV 0.79 ! PT 0.83 SC 1.07 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.435676Jy sigma=0.003027 ! Fit after self-cal, rms=0.253287Jy sigma=0.001341 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.411 mas, bmaj=4.602 mas, bpa=2.806 degrees ! Estimated noise=746.54 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 (1.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119057 Jy ! Component: 100 - total flux cleaned = 0.014811 Jy ! Component: 150 - total flux cleaned = 0.015706 Jy ! Component: 200 - total flux cleaned = 0.0159714 Jy ! Total flux subtracted in 200 components = 0.0159714 Jy ! Clean residual min=-0.008109 max=0.011458 Jy/beam ! Clean residual mean=0.000212 rms=0.002131 Jy/beam ! Combined flux in latest and established models = 2.31596 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 2.31596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252134Jy sigma=0.001329 ! Fit after self-cal, rms=0.251520Jy sigma=0.001328 ! Inverting map ! Added new window around map position (3, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00848851 Jy ! Component: 100 - total flux cleaned = 0.00701098 Jy ! Component: 150 - total flux cleaned = 0.00622973 Jy ! Component: 200 - total flux cleaned = 0.0064426 Jy ! Total flux subtracted in 200 components = 0.0064426 Jy ! Clean residual min=-0.007358 max=0.009126 Jy/beam ! Clean residual mean=0.000145 rms=0.001949 Jy/beam ! Combined flux in latest and established models = 2.3224 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 77 components and 2.3224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250845Jy sigma=0.001320 ! Fit after self-cal, rms=0.250726Jy sigma=0.001319 ! 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=0.250726Jy sigma=0.001319 ! Fit after self-cal, rms=0.249209Jy sigma=0.001311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.418 mas, bmaj=4.605 mas, bpa=2.595 degrees ! Estimated noise=747.137 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00642235 Jy ! Component: 100 - total flux cleaned = 0.00739748 Jy ! Component: 150 - total flux cleaned = 0.00783464 Jy ! Component: 200 - total flux cleaned = 0.00802069 Jy ! Total flux subtracted in 200 components = 0.00802069 Jy ! Clean residual min=-0.006525 max=0.007904 Jy/beam ! Clean residual mean=0.000171 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 2.33042 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 2.33042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248750Jy sigma=0.001305 ! Fit after self-cal, rms=0.248673Jy sigma=0.001305 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 (-1.5, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00588966 Jy ! Component: 100 - total flux cleaned = 0.00568798 Jy ! Component: 150 - total flux cleaned = 0.00569204 Jy ! Component: 200 - total flux cleaned = 0.00568423 Jy ! Total flux subtracted in 200 components = 0.00568423 Jy ! Clean residual min=-0.006393 max=0.005920 Jy/beam ! Clean residual mean=0.000128 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 2.33611 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 2.33611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248316Jy sigma=0.001302 ! Fit after self-cal, rms=0.248265Jy sigma=0.001301 ! 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=0.248265Jy sigma=0.001301 ! Fit after self-cal, rms=0.244135Jy sigma=0.001290 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.419 mas, bmaj=4.609 mas, bpa=2.339 degrees ! Estimated noise=746.526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385282 Jy ! Component: 100 - total flux cleaned = 0.00467413 Jy ! Component: 150 - total flux cleaned = 0.004676 Jy ! Component: 200 - total flux cleaned = 0.00481251 Jy ! Total flux subtracted in 200 components = 0.00481251 Jy ! Clean residual min=-0.005138 max=0.006121 Jy/beam ! Clean residual mean=0.000145 rms=0.001302 Jy/beam ! Combined flux in latest and established models = 2.34092 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 103 components and 2.34092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243926Jy sigma=0.001287 ! Fit after self-cal, rms=0.243930Jy sigma=0.001287 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 (19.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0041725 Jy ! Component: 100 - total flux cleaned = 0.00498339 Jy ! Component: 150 - total flux cleaned = 0.00545678 Jy ! Component: 200 - total flux cleaned = 0.00578404 Jy ! Total flux subtracted in 200 components = 0.00578404 Jy ! Clean residual min=-0.004768 max=0.005089 Jy/beam ! Clean residual mean=0.000102 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 2.3467 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 115 components and 2.3467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243777Jy sigma=0.001285 ! Fit after self-cal, rms=0.243749Jy sigma=0.001285 ! 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=0.243749Jy sigma=0.001285 ! Fit after self-cal, rms=0.243854Jy sigma=0.001285 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.209 mas, bmaj=13.17 mas, bpa=-10.31 degrees ! Estimated noise=882.769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433179 Jy ! Component: 100 - total flux cleaned = 0.00496642 Jy ! Component: 150 - total flux cleaned = 0.00496714 Jy ! Component: 200 - total flux cleaned = 0.00496616 Jy ! Total flux subtracted in 200 components = 0.00496616 Jy ! Clean residual min=-0.004051 max=0.005426 Jy/beam ! Clean residual mean=0.000235 rms=0.001359 Jy/beam ! Combined flux in latest and established models = 2.35167 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 137 components and 2.35167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243839Jy sigma=0.001284 ! Fit after self-cal, rms=0.243827Jy sigma=0.001284 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 = 0.00116096 Jy ! Component: 100 - total flux cleaned = 0.00109717 Jy ! Component: 150 - total flux cleaned = 0.000988043 Jy ! Component: 200 - total flux cleaned = 0.000939814 Jy ! Total flux subtracted in 200 components = 0.000939814 Jy ! Clean residual min=-0.003910 max=0.005341 Jy/beam ! Clean residual mean=0.000217 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 2.35261 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 151 components and 2.35261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.243823Jy sigma=0.001284 ! Fit after self-cal, rms=0.243817Jy sigma=0.001284 ! 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=2.419 mas, bmaj=4.61 mas, bpa=2.284 degrees ! Estimated noise=746.277 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.419 x 4.61 at 2.284 degrees (North through East) ! Clean map min=-0.0080854 max=1.4916 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=0.243817Jy sigma=0.001284 ! Fit after self-cal, rms=0.228738Jy sigma=0.001141 ! Inverting map and beam ! Estimated beam: bmin=2.41 mas, bmaj=4.605 mas, bpa=2.149 degrees ! Estimated noise=744.907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000295314 Jy ! Component: 100 - total flux cleaned = -0.00122413 Jy ! Component: 150 - total flux cleaned = -0.0016369 Jy ! Component: 200 - total flux cleaned = -0.00192325 Jy ! Total flux subtracted in 200 components = -0.00192325 Jy ! Clean residual min=-0.004430 max=0.005125 Jy/beam ! Clean residual mean=0.000106 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 2.35069 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 166 components and 2.35068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228623Jy sigma=0.001140 ! Fit after self-cal, rms=0.228613Jy sigma=0.001140 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.78842e-05 Jy ! Component: 100 - total flux cleaned = -0.00011197 Jy ! Component: 150 - total flux cleaned = -0.000364868 Jy ! Component: 200 - total flux cleaned = -0.000444586 Jy ! Total flux subtracted in 200 components = -0.000444586 Jy ! Clean residual min=-0.004318 max=0.004681 Jy/beam ! Clean residual mean=0.000108 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 2.35024 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 173 components and 2.35024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228529Jy sigma=0.001139 ! Fit after self-cal, rms=0.228529Jy sigma=0.001139 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228529Jy sigma=0.001139 ! Fit after self-cal, rms=0.228579Jy sigma=0.001139 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=1.916 mas, bmaj=3.253 mas, bpa=5.5 degrees ! Estimated noise=1296.3 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.14378 Jy ! Component: 100 - total flux cleaned = 1.6654 Jy ! Component: 150 - total flux cleaned = 1.93439 Jy ! Component: 200 - total flux cleaned = 2.08269 Jy ! Total flux subtracted in 200 components = 2.08269 Jy ! Clean residual min=-0.018447 max=0.073824 Jy/beam ! Clean residual mean=0.000610 rms=0.007095 Jy/beam ! Combined flux in latest and established models = 2.08269 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 2.08269 Jy ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=4.606 mas, bpa=2.101 degrees ! Estimated noise=744.522 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 = 0.125936 Jy ! Component: 100 - total flux cleaned = 0.183663 Jy ! Component: 150 - total flux cleaned = 0.212709 Jy ! Component: 200 - total flux cleaned = 0.230213 Jy ! Total flux subtracted in 200 components = 0.230213 Jy ! Clean residual min=-0.005678 max=0.018510 Jy/beam ! Clean residual mean=0.000412 rms=0.001951 Jy/beam ! Combined flux in latest and established models = 2.31291 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 46 components and 2.31291 Jy ! Inverting map ! Added new window around map position (-2.5, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156037 Jy ! Component: 100 - total flux cleaned = 0.0213075 Jy ! Component: 150 - total flux cleaned = 0.0249315 Jy ! Component: 200 - total flux cleaned = 0.0279293 Jy ! Total flux subtracted in 200 components = 0.0279293 Jy ! Clean residual min=-0.004290 max=0.004971 Jy/beam ! Clean residual mean=0.000175 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 2.34084 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 71 components and 2.34084 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=8.208 mas, bmaj=13.17 mas, bpa=-10.28 degrees ! Estimated noise=883.308 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00564272 Jy ! Component: 100 - total flux cleaned = 0.0079967 Jy ! Component: 150 - total flux cleaned = 0.00826777 Jy ! Component: 200 - total flux cleaned = 0.00856122 Jy ! Total flux subtracted in 200 components = 0.00856122 Jy ! Clean residual min=-0.003929 max=0.004915 Jy/beam ! Clean residual mean=0.000227 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 2.3494 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 = 0.000184136 Jy ! Component: 100 - total flux cleaned = 0.000344944 Jy ! Component: 150 - total flux cleaned = 0.000392658 Jy ! Component: 200 - total flux cleaned = 0.000520377 Jy ! Total flux subtracted in 200 components = 0.000520377 Jy ! Clean residual min=-0.003838 max=0.004895 Jy/beam ! Clean residual mean=0.000218 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 2.34992 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 115 components and 2.34992 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.409 mas, bmaj=4.606 mas, bpa=2.101 degrees ! Estimated noise=744.522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00171666 Jy ! Component: 100 - total flux cleaned = -0.00171261 Jy ! Component: 150 - total flux cleaned = -0.00171115 Jy ! Component: 200 - total flux cleaned = -0.00143343 Jy ! Total flux subtracted in 200 components = -0.00143343 Jy ! Clean residual min=-0.003776 max=0.004035 Jy/beam ! Clean residual mean=0.000116 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 2.34849 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 2.34849 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.228741Jy sigma=0.001139 ! Fit after self-cal, rms=0.228651Jy sigma=0.001138 wmodel J0339-0146_S_2008_04_02_pus_map.mod ! Writing 131 model components to file: J0339-0146_S_2008_04_02_pus_map.mod wobs J0339-0146_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0339-0146_S_2008_04_02_pus_uvs.fits wwins J0339-0146_S_2008_04_02_pus_map.win ! wwins: Wrote 6 windows to J0339-0146_S_2008_04_02_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 = 0.00157571 Jy ! Component: 100 - total flux cleaned = 0.00281057 Jy ! Component: 150 - total flux cleaned = 0.00383776 Jy ! Component: 200 - total flux cleaned = 0.00457273 Jy ! Component: 250 - total flux cleaned = 0.00552171 Jy ! Component: 300 - total flux cleaned = 0.00604238 Jy ! Component: 350 - total flux cleaned = 0.00672273 Jy ! Component: 400 - total flux cleaned = 0.0073886 Jy ! Component: 450 - total flux cleaned = 0.00766142 Jy ! Component: 500 - total flux cleaned = 0.00814498 Jy ! Component: 550 - total flux cleaned = 0.00867206 Jy ! Component: 600 - total flux cleaned = 0.00908696 Jy ! Component: 650 - total flux cleaned = 0.00949577 Jy ! Component: 700 - total flux cleaned = 0.00989909 Jy ! Component: 750 - total flux cleaned = 0.0102971 Jy ! Component: 800 - total flux cleaned = 0.0107395 Jy ! Component: 850 - total flux cleaned = 0.0111274 Jy ! Component: 900 - total flux cleaned = 0.011511 Jy ! Component: 950 - total flux cleaned = 0.0117956 Jy ! Component: 1000 - total flux cleaned = 0.0121718 Jy ! Component: 1050 - total flux cleaned = 0.0124972 Jy ! Component: 1100 - total flux cleaned = 0.0129575 Jy ! Component: 1150 - total flux cleaned = 0.0131393 Jy ! Component: 1200 - total flux cleaned = 0.0132753 Jy ! Component: 1250 - total flux cleaned = 0.0136788 Jy ! Component: 1300 - total flux cleaned = 0.0139456 Jy ! Component: 1350 - total flux cleaned = 0.014166 Jy ! Component: 1400 - total flux cleaned = 0.0144286 Jy ! Component: 1450 - total flux cleaned = 0.0147319 Jy ! Component: 1500 - total flux cleaned = 0.0148605 Jy ! Component: 1550 - total flux cleaned = 0.0150312 Jy ! Component: 1600 - total flux cleaned = 0.0153704 Jy ! Component: 1650 - total flux cleaned = 0.0154544 Jy ! Component: 1700 - total flux cleaned = 0.0156633 Jy ! Component: 1750 - total flux cleaned = 0.0159124 Jy ! Component: 1800 - total flux cleaned = 0.0160775 Jy ! Component: 1850 - total flux cleaned = 0.0163236 Jy ! Component: 1900 - total flux cleaned = 0.0164459 Jy ! Component: 1950 - total flux cleaned = 0.0166085 Jy ! Component: 2000 - total flux cleaned = 0.0168102 Jy ! Total flux subtracted in 2048 components = 0.0170505 Jy ! Clean residual min=-0.002875 max=0.002316 Jy/beam ! Clean residual mean=0.000047 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 2.36554 Jy keep ! Adding 148 model components to the UV plane model. ! The established model now contains 276 components and 2.36554 Jy wmap "J0339-0146_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.409 x 4.606 at 2.101 degrees (North through East) ! Clean map min=-0.0072655 max=1.4896 Jy/beam ! Writing clean map to FITS file: J0339-0146_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.48965 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000743163 device "J0339-0146_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0339-0146_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149666 0.149666 0.299331 0.598663 1.19733 2.39465 4.7893 9.5786 19.1572 38.3144 76.6288 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.489 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.409 x 4.606 at 2.101 degrees (North through East) ! Clean map min=-0.0072655 max=1.4896 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0339-0146_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0339-0146_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0339-0146_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:36:00 2010