! Started logfile: J0239-0234_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:35:20 2010 obs J0239-0234_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0239-0234_S_2008_04_02_pus_uva.fits ! AN table 1: 244 integrations on 120 of 120 possible baselines. ! AN table 2: 242 integrations on 120 of 120 possible baselines. ! AN table 3: 344 integrations on 120 of 120 possible baselines. ! AN table 4: 110 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0907181 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0239-0234 ! ! 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 40932 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 2951 telescope corrections were flagged in sub-array 1. ! A total of 2797 telescope corrections were flagged in sub-array 2. ! A total of 4533 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4464 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4533 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2951 telescope corrections were flagged in sub-array 1. ! A total of 2676 telescope corrections were flagged in sub-array 2. ! A total of 4347 telescope corrections were flagged in sub-array 3. ! A total of 756 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.875339Jy sigma=0.005397 ! Fit after self-cal, rms=0.765255Jy sigma=0.005126 ! 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=2.671 mas, bmaj=2.883 mas, bpa=-50.55 degrees ! Estimated noise=1008.31 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 = 0.235725 Jy ! Component: 100 - total flux cleaned = 0.288537 Jy ! Total flux subtracted in 100 components = 0.288537 Jy ! Clean residual min=-0.016219 max=0.026845 Jy/beam ! Clean residual mean=0.000164 rms=0.003854 Jy/beam ! Combined flux in latest and established models = 0.288537 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.288537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.361969Jy sigma=0.001291 ! Fit after self-cal, rms=0.361788Jy sigma=0.001291 ! Inverting map ! Added new window around map position (-2, 3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238165 Jy ! Component: 100 - total flux cleaned = 0.0355048 Jy ! Total flux subtracted in 100 components = 0.0355048 Jy ! Clean residual min=-0.016451 max=0.014630 Jy/beam ! Clean residual mean=0.000108 rms=0.003339 Jy/beam ! Combined flux in latest and established models = 0.324041 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.324041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359353Jy sigma=0.001284 ! Fit after self-cal, rms=0.358291Jy sigma=0.001282 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.076 mas, bmaj=3.525 mas, bpa=-67.3 degrees ! Estimated noise=571.164 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 = 0.00380542 Jy ! Component: 100 - total flux cleaned = 0.00517957 Jy ! Component: 150 - total flux cleaned = 0.00583047 Jy ! Component: 200 - total flux cleaned = 0.00626108 Jy ! Total flux subtracted in 200 components = 0.00626108 Jy ! Clean residual min=-0.012942 max=0.012700 Jy/beam ! Clean residual mean=0.000146 rms=0.003143 Jy/beam ! Combined flux in latest and established models = 0.330302 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 39 components and 0.330302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.357764Jy sigma=0.001282 ! Fit after self-cal, rms=0.357565Jy sigma=0.001282 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.12 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.72 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.85 ZC 1.27 ! ! A total of 363 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.43 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.80 ON 1.02 OV 1.00* ! PT 1.00* SC 1.28 WZ 0.98 ZC 0.86 ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.06 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.82 ON 0.88 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.77 ZC 1.19 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 1.11 HH 1.00* HN 1.10 ! KK 1.00* KP 1.03 LA 1.25 MK 0.80 ! NL 0.96 NY 1.00* ON 1.00* OV 1.00 ! PT 1.02 SC 1.07 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.11 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.82 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.85 ZC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.12 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 0.90 OV 1.00* ! PT 1.00* SC 1.11 WZ 0.88 ZC 1.13 ! ! A total of 15 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.05 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.89 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.91 ZC 1.10 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.07 FD 1.17 HH 1.00* HN 1.19 ! KK 1.00* KP 1.04 LA 1.18 MK 0.88 ! NL 1.00 NY 1.00* ON 1.00* OV 1.01 ! PT 1.02 SC 1.10 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.10 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.74 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.78 ZC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.05 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.11 ON 0.93 OV 1.00* ! PT 1.00* SC 1.10 WZ 0.81 ZC 1.00 ! ! A total of 42 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.01 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.91 ON 0.87 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.83 ZC 1.04 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.12 FD 1.19 HH 1.00* HN 1.15 ! KK 1.00* KP 1.04 LA 0.92 MK 0.90 ! NL 1.05 NY 1.00* ON 1.00* OV 1.05 ! PT 1.08 SC 1.01 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.02 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 0.75 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.77 ZC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.05 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 0.89 OV 1.00* ! PT 1.00* SC 1.04 WZ 0.83 ZC 0.95 ! ! A total of 132 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.11 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.02 ON 0.80 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.77 ZC 0.97 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.15 HH 1.00* HN 1.06 ! KK 1.00* KP 0.96 LA 0.74 MK 0.94 ! NL 0.92 NY 1.00* ON 1.00* OV 0.84 ! PT 0.93 SC 1.04 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.357565Jy sigma=0.001282 ! Fit after self-cal, rms=0.304917Jy sigma=0.001225 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.132 mas, bmaj=3.569 mas, bpa=-65.57 degrees ! Estimated noise=576.327 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 = -0.00244771 Jy ! Component: 100 - total flux cleaned = -0.00245287 Jy ! Component: 150 - total flux cleaned = -0.00225972 Jy ! Component: 200 - total flux cleaned = -0.0021701 Jy ! Total flux subtracted in 200 components = -0.0021701 Jy ! Clean residual min=-0.004672 max=0.005765 Jy/beam ! Clean residual mean=0.000051 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.328132 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.328132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304835Jy sigma=0.001224 ! Fit after self-cal, rms=0.303994Jy sigma=0.001222 ! Inverting map ! Added new window around map position (0, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00552556 Jy ! Component: 100 - total flux cleaned = 0.00684655 Jy ! Component: 150 - total flux cleaned = 0.00715011 Jy ! Component: 200 - total flux cleaned = 0.00733812 Jy ! Total flux subtracted in 200 components = 0.00733812 Jy ! Clean residual min=-0.004940 max=0.004079 Jy/beam ! Clean residual mean=0.000065 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 0.33547 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.33547 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.303874Jy sigma=0.001221 ! Fit after self-cal, rms=0.303783Jy sigma=0.001221 ! 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=0.303783Jy sigma=0.001221 ! Fit after self-cal, rms=0.302821Jy sigma=0.001220 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.133 mas, bmaj=3.575 mas, bpa=-65.22 degrees ! Estimated noise=578.296 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00170455 Jy ! Component: 100 - total flux cleaned = 0.00193097 Jy ! Component: 150 - total flux cleaned = 0.00183984 Jy ! Component: 200 - total flux cleaned = 0.00183941 Jy ! Total flux subtracted in 200 components = 0.00183941 Jy ! Clean residual min=-0.004104 max=0.004135 Jy/beam ! Clean residual mean=0.000046 rms=0.000944 Jy/beam ! Combined flux in latest and established models = 0.33731 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 68 components and 0.33731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302749Jy sigma=0.001219 ! Fit after self-cal, rms=0.302740Jy sigma=0.001218 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 = 0.000677734 Jy ! Component: 100 - total flux cleaned = 0.000978139 Jy ! Component: 150 - total flux cleaned = 0.00104687 Jy ! Component: 200 - total flux cleaned = 0.00110702 Jy ! Total flux subtracted in 200 components = 0.00110702 Jy ! Clean residual min=-0.004023 max=0.003854 Jy/beam ! Clean residual mean=0.000052 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.338417 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 71 components and 0.338417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302700Jy sigma=0.001218 ! Fit after self-cal, rms=0.302703Jy sigma=0.001218 ! 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=0.302703Jy sigma=0.001218 ! Fit after self-cal, rms=0.302076Jy sigma=0.001217 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.134 mas, bmaj=3.573 mas, bpa=-64.83 degrees ! Estimated noise=579.107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123373 Jy ! Component: 100 - total flux cleaned = 0.00132227 Jy ! Component: 150 - total flux cleaned = 0.00131924 Jy ! Component: 200 - total flux cleaned = 0.00131732 Jy ! Total flux subtracted in 200 components = 0.00131732 Jy ! Clean residual min=-0.003598 max=0.003753 Jy/beam ! Clean residual mean=0.000040 rms=0.000828 Jy/beam ! Combined flux in latest and established models = 0.339734 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 72 components and 0.339734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302033Jy sigma=0.001217 ! Fit after self-cal, rms=0.302321Jy sigma=0.001216 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 (0.5, -24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258751 Jy ! Component: 100 - total flux cleaned = 0.00293086 Jy ! Component: 150 - total flux cleaned = 0.00315305 Jy ! Component: 200 - total flux cleaned = 0.00295605 Jy ! Total flux subtracted in 200 components = 0.00295605 Jy ! Clean residual min=-0.002990 max=0.003130 Jy/beam ! Clean residual mean=0.000047 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.34269 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 0.34269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.302260Jy sigma=0.001216 ! Fit after self-cal, rms=0.302220Jy sigma=0.001216 ! 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=0.302220Jy sigma=0.001216 ! Fit after self-cal, rms=0.301920Jy sigma=0.001216 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.326 mas, bmaj=12.1 mas, bpa=-2.918 degrees ! Estimated noise=717.875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121747 Jy ! Component: 100 - total flux cleaned = 0.00144197 Jy ! Component: 150 - total flux cleaned = 0.00135714 Jy ! Component: 200 - total flux cleaned = 0.00125529 Jy ! Total flux subtracted in 200 components = 0.00125529 Jy ! Clean residual min=-0.003142 max=0.002892 Jy/beam ! Clean residual mean=0.000086 rms=0.000920 Jy/beam ! Combined flux in latest and established models = 0.343945 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 91 components and 0.343945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301908Jy sigma=0.001215 ! Fit after self-cal, rms=0.301901Jy sigma=0.001215 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 = 0.000493526 Jy ! Component: 100 - total flux cleaned = 0.000392657 Jy ! Component: 150 - total flux cleaned = 0.000328043 Jy ! Component: 200 - total flux cleaned = 0.000250092 Jy ! Total flux subtracted in 200 components = 0.000250092 Jy ! Clean residual min=-0.003030 max=0.002967 Jy/beam ! Clean residual mean=0.000089 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.344195 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.344195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301896Jy sigma=0.001215 ! Fit after self-cal, rms=0.301854Jy sigma=0.001215 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=3.136 mas, bmaj=3.57 mas, bpa=-64.44 degrees ! Estimated noise=579.837 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.136 x 3.57 at -64.44 degrees (North through East) ! Clean map min=-0.0032895 max=0.2909 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=2.661 mas, bmaj=2.922 mas, bpa=-54.07 degrees ! Estimated noise=989.625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.235378 Jy ! Component: 100 - total flux cleaned = 0.289123 Jy ! Component: 150 - total flux cleaned = 0.309893 Jy ! Component: 200 - total flux cleaned = 0.320934 Jy ! Total flux subtracted in 200 components = 0.320934 Jy ! Clean residual min=-0.006422 max=0.007473 Jy/beam ! Clean residual mean=0.000063 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 0.320934 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.320934 Jy ! Inverting map and beam ! Estimated beam: bmin=3.136 mas, bmaj=3.57 mas, bpa=-64.44 degrees ! Estimated noise=579.837 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 = 0.0093945 Jy ! Component: 100 - total flux cleaned = 0.0152257 Jy ! Component: 150 - total flux cleaned = 0.0193331 Jy ! Component: 200 - total flux cleaned = 0.0212142 Jy ! Total flux subtracted in 200 components = 0.0212142 Jy ! Clean residual min=-0.003830 max=0.003184 Jy/beam ! Clean residual mean=0.000053 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.342148 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 36 components and 0.342148 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=7.326 mas, bmaj=12.1 mas, bpa=-2.918 degrees ! Estimated noise=717.875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021131 Jy ! Component: 100 - total flux cleaned = 0.00266649 Jy ! Component: 150 - total flux cleaned = 0.0028409 Jy ! Component: 200 - total flux cleaned = 0.00300462 Jy ! Total flux subtracted in 200 components = 0.00300462 Jy ! Clean residual min=-0.002809 max=0.002881 Jy/beam ! Clean residual mean=0.000089 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.345153 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 = 3.12933e-06 Jy ! Component: 100 - total flux cleaned = -6.28589e-05 Jy ! Component: 150 - total flux cleaned = -0.000143929 Jy ! Component: 200 - total flux cleaned = -0.000217875 Jy ! Total flux subtracted in 200 components = -0.000217875 Jy ! Clean residual min=-0.002820 max=0.002885 Jy/beam ! Clean residual mean=0.000087 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.344935 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 66 components and 0.344935 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.136 mas, bmaj=3.57 mas, bpa=-64.44 degrees ! Estimated noise=579.837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.12702e-05 Jy ! Component: 100 - total flux cleaned = 6.10738e-05 Jy ! Component: 150 - total flux cleaned = 6.37221e-05 Jy ! Component: 200 - total flux cleaned = -4.01413e-06 Jy ! Total flux subtracted in 200 components = -4.01413e-06 Jy ! Clean residual min=-0.002980 max=0.002779 Jy/beam ! Clean residual mean=0.000042 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.344931 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.344931 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301896Jy sigma=0.001215 ! Fit after self-cal, rms=0.302059Jy sigma=0.001215 wmodel J0239-0234_S_2008_04_02_pus_map.mod ! Writing 83 model components to file: J0239-0234_S_2008_04_02_pus_map.mod wobs J0239-0234_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0239-0234_S_2008_04_02_pus_uvs.fits wwins J0239-0234_S_2008_04_02_pus_map.win ! wwins: Wrote 4 windows to J0239-0234_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 = -0.000608144 Jy ! Component: 100 - total flux cleaned = -0.000703046 Jy ! Component: 150 - total flux cleaned = -0.000527236 Jy ! Component: 200 - total flux cleaned = -0.000271781 Jy ! Component: 250 - total flux cleaned = -0.000148093 Jy ! Component: 300 - total flux cleaned = -2.73748e-05 Jy ! Component: 350 - total flux cleaned = 0.00012716 Jy ! Component: 400 - total flux cleaned = 0.000241203 Jy ! Component: 450 - total flux cleaned = 0.000500212 Jy ! Component: 500 - total flux cleaned = 0.000752983 Jy ! Component: 550 - total flux cleaned = 0.000929531 Jy ! Component: 600 - total flux cleaned = 0.00124147 Jy ! Component: 650 - total flux cleaned = 0.00144459 Jy ! Component: 700 - total flux cleaned = 0.00164493 Jy ! Component: 750 - total flux cleaned = 0.0017759 Jy ! Component: 800 - total flux cleaned = 0.0019702 Jy ! Component: 850 - total flux cleaned = 0.00209741 Jy ! Component: 900 - total flux cleaned = 0.00231658 Jy ! Component: 950 - total flux cleaned = 0.00250214 Jy ! Component: 1000 - total flux cleaned = 0.00277591 Jy ! Component: 1050 - total flux cleaned = 0.0030753 Jy ! Component: 1100 - total flux cleaned = 0.00325316 Jy ! Component: 1150 - total flux cleaned = 0.00351604 Jy ! Component: 1200 - total flux cleaned = 0.00386265 Jy ! Component: 1250 - total flux cleaned = 0.00397657 Jy ! Component: 1300 - total flux cleaned = 0.00420267 Jy ! Component: 1350 - total flux cleaned = 0.00450931 Jy ! Component: 1400 - total flux cleaned = 0.0047025 Jy ! Component: 1450 - total flux cleaned = 0.00494781 Jy ! Component: 1500 - total flux cleaned = 0.00527126 Jy ! Component: 1550 - total flux cleaned = 0.00543121 Jy ! Component: 1600 - total flux cleaned = 0.0056948 Jy ! Component: 1650 - total flux cleaned = 0.00579885 Jy ! Component: 1700 - total flux cleaned = 0.00608315 Jy ! Component: 1750 - total flux cleaned = 0.0061348 Jy ! Component: 1800 - total flux cleaned = 0.00628718 Jy ! Component: 1850 - total flux cleaned = 0.00648799 Jy ! Component: 1900 - total flux cleaned = 0.00666182 Jy ! Component: 1950 - total flux cleaned = 0.00668677 Jy ! Component: 2000 - total flux cleaned = 0.00685766 Jy ! Total flux subtracted in 2048 components = 0.00702653 Jy ! Clean residual min=-0.001466 max=0.001301 Jy/beam ! Clean residual mean=0.000020 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.351958 Jy keep ! Adding 122 model components to the UV plane model. ! The established model now contains 205 components and 0.351958 Jy wmap "J0239-0234_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.136 x 3.57 at -64.44 degrees (North through East) ! Clean map min=-0.0022804 max=0.28089 Jy/beam ! Writing clean map to FITS file: J0239-0234_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 0.280889 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000436893 device "J0239-0234_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0239-0234_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.466618 0.466618 0.933236 1.86647 3.73294 7.46589 14.9318 29.8635 59.7271 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.28 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.136 x 3.57 at -64.44 degrees (North through East) ! Clean map min=-0.0022804 max=0.28089 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0239-0234_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0239-0234_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0239-0234_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:35:33 2010