! Started logfile: J2236+2828_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:45:09 2010 obs J2236+2828_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J2236+2828_S_2008_04_02_pus_uva.fits ! AN table 1: 161 integrations on 120 of 120 possible baselines. ! AN table 2: 53 integrations on 120 of 120 possible baselines. ! AN table 3: 121 integrations on 120 of 120 possible baselines. ! AN table 4: 31 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.16291 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2236+2828 ! ! 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 28620 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 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1373 telescope corrections were flagged in sub-array 1. ! A total of 529 telescope corrections were flagged in sub-array 2. ! A total of 1450 telescope corrections were flagged in sub-array 3. ! A total of 401 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.637857Jy sigma=0.004418 ! Fit after self-cal, rms=0.431311Jy sigma=0.002595 ! 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=1.974 mas, bmaj=3.092 mas, bpa=13.29 degrees ! Estimated noise=1182.54 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 (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.560821 Jy ! Component: 100 - total flux cleaned = 0.692285 Jy ! Total flux subtracted in 100 components = 0.692285 Jy ! Clean residual min=-0.026095 max=0.049749 Jy/beam ! Clean residual mean=0.000088 rms=0.005872 Jy/beam ! Combined flux in latest and established models = 0.692285 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.692285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351951Jy sigma=0.001617 ! Fit after self-cal, rms=0.351875Jy sigma=0.001617 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0495974 Jy ! Component: 100 - total flux cleaned = 0.0722758 Jy ! Total flux subtracted in 100 components = 0.0722758 Jy ! Clean residual min=-0.027189 max=0.022188 Jy/beam ! Clean residual mean=-0.000060 rms=0.005179 Jy/beam ! Combined flux in latest and established models = 0.764561 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.764561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342866Jy sigma=0.001546 ! Fit after self-cal, rms=0.342743Jy sigma=0.001546 ! 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=2.155 mas, bmaj=3.311 mas, bpa=10.47 degrees ! Estimated noise=642.772 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 = 0.0116806 Jy ! Component: 100 - total flux cleaned = 0.0127981 Jy ! Component: 150 - total flux cleaned = 0.013987 Jy ! Component: 200 - total flux cleaned = 0.0148153 Jy ! Total flux subtracted in 200 components = 0.0148153 Jy ! Clean residual min=-0.029122 max=0.022788 Jy/beam ! Clean residual mean=0.000002 rms=0.005248 Jy/beam ! Combined flux in latest and established models = 0.779376 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.779376 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341386Jy sigma=0.001545 ! Fit after self-cal, rms=0.341304Jy sigma=0.001545 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.08 HH 1.07 HN 1.00 ! KK 1.00* KP 1.03 LA 1.21 MK 1.00* ! NL 0.89 NY 0.79 ON 0.98 OV 1.00* ! PT 1.03 SC 1.05 WZ 0.91 ZC 1.18 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.10 HH 1.00* HN 1.00* ! KK 1.11 KP 1.02 LA 1.24 MK 0.81 ! NL 0.93 NY 0.80 ON 1.00* OV 0.96 ! PT 1.03 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 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 0.83 ON 0.93 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.98 ZC 1.18 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.03 HH 1.00* HN 1.09 ! KK 1.00* KP 0.99 LA 1.15 MK 1.00* ! NL 0.90 NY 1.00* ON 1.00* OV 0.95 ! PT 0.99 SC 1.23 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.16 HH 1.10 HN 1.12 ! KK 1.00* KP 1.06 LA 1.11 MK 1.00* ! NL 0.92 NY 0.86 ON 0.96 OV 1.00* ! PT 1.01 SC 1.09 WZ 0.84 ZC 1.18 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.19 HH 1.00* HN 1.00* ! KK 1.03 KP 1.04 LA 1.15 MK 0.84 ! NL 0.93 NY 1.03 ON 1.00* OV 1.01 ! PT 1.04 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 1.09 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 0.93 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.87 ZC 1.18 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.17 HH 1.00* HN 1.14 ! KK 1.00* KP 1.02 LA 1.07 MK 1.00* ! NL 0.89 NY 1.00* ON 1.00* OV 0.97 ! PT 0.99 SC 1.26 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.17 HH 0.93 HN 1.12 ! KK 1.00* KP 1.03 LA 0.89 MK 1.00* ! NL 0.97 NY 0.80 ON 0.91 OV 1.00* ! PT 1.07 SC 1.01 WZ 0.76 ZC 1.15 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.19 HH 1.00* HN 1.00* ! KK 1.11 KP 1.03 LA 0.92 MK 0.88 ! NL 0.97 NY 0.93 ON 1.00* OV 1.00 ! PT 1.08 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.98 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 0.85 ZC 1.09 ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 1.13 HH 1.00* HN 1.14 ! KK 1.00* KP 1.02 LA 0.87 MK 1.00* ! NL 0.95 NY 1.00* ON 1.00* OV 1.00 ! PT 1.03 SC 1.19 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.14 HH 0.93 HN 1.01 ! KK 1.00* KP 0.96 LA 0.74 MK 1.00* ! NL 0.87 NY 0.90 ON 0.97 OV 1.00* ! PT 0.92 SC 1.03 WZ 0.74 ZC 1.03 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.08 HH 1.00* HN 1.00* ! KK 1.04 KP 0.94 LA 0.75 MK 0.91 ! NL 0.87 NY 0.92 ON 1.00* OV 0.84 ! PT 0.94 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* HH 0.97 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.89 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.82 ZC 1.01 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.94 FD 1.10 HH 1.00* HN 1.05 ! KK 1.00* KP 0.92 LA 0.73 MK 1.00* ! NL 0.87 NY 1.00* ON 1.00* OV 0.85 ! PT 0.88 SC 1.21 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.341304Jy sigma=0.001545 ! Fit after self-cal, rms=0.278468Jy sigma=0.001258 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.172 mas, bmaj=3.362 mas, bpa=10.49 degrees ! Estimated noise=642.403 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 = 0.00221863 Jy ! Component: 100 - total flux cleaned = 0.00260566 Jy ! Component: 150 - total flux cleaned = 0.0024601 Jy ! Component: 200 - total flux cleaned = 0.00233553 Jy ! Total flux subtracted in 200 components = 0.00233553 Jy ! Clean residual min=-0.003905 max=0.004046 Jy/beam ! Clean residual mean=0.000018 rms=0.001026 Jy/beam ! Combined flux in latest and established models = 0.781712 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.781712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278165Jy sigma=0.001256 ! Fit after self-cal, rms=0.277253Jy sigma=0.001255 ! 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=0.277253Jy sigma=0.001255 ! Fit after self-cal, rms=0.276060Jy sigma=0.001253 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.171 mas, bmaj=3.355 mas, bpa=10.41 degrees ! Estimated noise=643.625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030555 Jy ! Component: 100 - total flux cleaned = 0.00329702 Jy ! Component: 150 - total flux cleaned = 0.00318786 Jy ! Component: 200 - total flux cleaned = 0.0031008 Jy ! Total flux subtracted in 200 components = 0.0031008 Jy ! Clean residual min=-0.003713 max=0.003652 Jy/beam ! Clean residual mean=0.000007 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.784813 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.784813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275910Jy sigma=0.001252 ! Fit after self-cal, rms=0.275868Jy sigma=0.001252 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 = 1.19748e-05 Jy ! Component: 100 - total flux cleaned = -6.23287e-05 Jy ! Component: 150 - total flux cleaned = -0.000122684 Jy ! Component: 200 - total flux cleaned = -0.00012363 Jy ! Total flux subtracted in 200 components = -0.00012363 Jy ! Clean residual min=-0.003588 max=0.003412 Jy/beam ! Clean residual mean=0.000008 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.784689 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 0.784689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275822Jy sigma=0.001252 ! Fit after self-cal, rms=0.275821Jy sigma=0.001252 ! 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=0.275821Jy sigma=0.001252 ! Fit after self-cal, rms=0.275254Jy sigma=0.001250 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.173 mas, bmaj=3.349 mas, bpa=10.23 degrees ! Estimated noise=643.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152756 Jy ! Component: 100 - total flux cleaned = 0.0016087 Jy ! Component: 150 - total flux cleaned = 0.0016074 Jy ! Component: 200 - total flux cleaned = 0.0016053 Jy ! Total flux subtracted in 200 components = 0.0016053 Jy ! Clean residual min=-0.003126 max=0.003365 Jy/beam ! Clean residual mean=0.000033 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.786294 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 32 components and 0.786294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275194Jy sigma=0.001249 ! Fit after self-cal, rms=0.275175Jy sigma=0.001249 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 = 1.08411e-05 Jy ! Component: 100 - total flux cleaned = 6.61622e-06 Jy ! Component: 150 - total flux cleaned = 3.60456e-06 Jy ! Component: 200 - total flux cleaned = 2.04041e-06 Jy ! Total flux subtracted in 200 components = 2.04041e-06 Jy ! Clean residual min=-0.003031 max=0.003350 Jy/beam ! Clean residual mean=0.000033 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.786296 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.786296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275155Jy sigma=0.001249 ! Fit after self-cal, rms=0.275153Jy sigma=0.001249 ! 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=0.275153Jy sigma=0.001249 ! Fit after self-cal, rms=0.274963Jy sigma=0.001249 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.655 mas, bmaj=10.17 mas, bpa=77.95 degrees ! Estimated noise=786.048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156621 Jy ! Component: 100 - total flux cleaned = 0.00165948 Jy ! Component: 150 - total flux cleaned = 0.00167661 Jy ! Component: 200 - total flux cleaned = 0.00167426 Jy ! Total flux subtracted in 200 components = 0.00167426 Jy ! Clean residual min=-0.003556 max=0.003105 Jy/beam ! Clean residual mean=0.000084 rms=0.001090 Jy/beam ! Combined flux in latest and established models = 0.787971 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 35 components and 0.787971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274956Jy sigma=0.001249 ! Fit after self-cal, rms=0.274950Jy sigma=0.001249 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 = 8.8607e-05 Jy ! Component: 100 - total flux cleaned = 6.89325e-05 Jy ! Component: 150 - total flux cleaned = 3.28927e-05 Jy ! Component: 200 - total flux cleaned = 8.25924e-07 Jy ! Total flux subtracted in 200 components = 8.25924e-07 Jy ! Clean residual min=-0.003532 max=0.003153 Jy/beam ! Clean residual mean=0.000084 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.787971 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 36 components and 0.787971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274952Jy sigma=0.001249 ! Fit after self-cal, rms=0.274953Jy sigma=0.001249 ! 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=2.174 mas, bmaj=3.346 mas, bpa=10.11 degrees ! Estimated noise=644.308 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.174 x 3.346 at 10.11 degrees (North through East) ! Clean map min=-0.0025956 max=0.72011 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=0.274953Jy sigma=0.001249 ! Fit after self-cal, rms=0.315636Jy sigma=0.001138 ! Inverting map and beam ! Estimated beam: bmin=2.17 mas, bmaj=3.35 mas, bpa=10.11 degrees ! Estimated noise=644.456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00057787 Jy ! Component: 100 - total flux cleaned = 0.000617351 Jy ! Component: 150 - total flux cleaned = 0.000652151 Jy ! Component: 200 - total flux cleaned = 0.000717073 Jy ! Total flux subtracted in 200 components = 0.000717073 Jy ! Clean residual min=-0.002758 max=0.003282 Jy/beam ! Clean residual mean=-0.000003 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.788688 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.788688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315622Jy sigma=0.001138 ! Fit after self-cal, rms=0.315618Jy sigma=0.001138 ! Inverting map ! Added new window around map position (-25.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244892 Jy ! Component: 100 - total flux cleaned = 0.00252235 Jy ! Component: 150 - total flux cleaned = 0.00252335 Jy ! Component: 200 - total flux cleaned = 0.00247104 Jy ! Total flux subtracted in 200 components = 0.00247104 Jy ! Clean residual min=-0.002737 max=0.002899 Jy/beam ! Clean residual mean=-0.000035 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.791159 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.791159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315572Jy sigma=0.001138 ! Fit after self-cal, rms=0.315547Jy sigma=0.001138 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315547Jy sigma=0.001138 ! Fit after self-cal, rms=0.318628Jy sigma=0.001138 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=1.996 mas, bmaj=3.082 mas, bpa=12.2 degrees ! Estimated noise=1217.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.561625 Jy ! Component: 100 - total flux cleaned = 0.691566 Jy ! Component: 150 - total flux cleaned = 0.740022 Jy ! Component: 200 - total flux cleaned = 0.763349 Jy ! Total flux subtracted in 200 components = 0.763349 Jy ! Clean residual min=-0.006787 max=0.011144 Jy/beam ! Clean residual mean=0.000054 rms=0.001693 Jy/beam ! Combined flux in latest and established models = 0.763349 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.763349 Jy ! Inverting map and beam ! Estimated beam: bmin=2.169 mas, bmaj=3.348 mas, bpa=10.09 degrees ! Estimated noise=644.385 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 = 0.0154667 Jy ! Component: 100 - total flux cleaned = 0.0223568 Jy ! Component: 150 - total flux cleaned = 0.026134 Jy ! Component: 200 - total flux cleaned = 0.0285199 Jy ! Total flux subtracted in 200 components = 0.0285199 Jy ! Clean residual min=-0.002805 max=0.002942 Jy/beam ! Clean residual mean=-0.000019 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.791869 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.791869 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=9.641 mas, bmaj=10.17 mas, bpa=78.54 degrees ! Estimated noise=787.935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132878 Jy ! Component: 100 - total flux cleaned = 0.00127467 Jy ! Component: 150 - total flux cleaned = 0.00127429 Jy ! Component: 200 - total flux cleaned = 0.00129883 Jy ! Total flux subtracted in 200 components = 0.00129883 Jy ! Clean residual min=-0.003033 max=0.002764 Jy/beam ! Clean residual mean=-0.000088 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.793168 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.17332e-05 Jy ! Component: 100 - total flux cleaned = 2.3933e-05 Jy ! Component: 150 - total flux cleaned = 4.19655e-05 Jy ! Component: 200 - total flux cleaned = 7.08511e-05 Jy ! Total flux subtracted in 200 components = 7.08511e-05 Jy ! Clean residual min=-0.002980 max=0.002760 Jy/beam ! Clean residual mean=-0.000090 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.793238 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.793238 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.169 mas, bmaj=3.348 mas, bpa=10.09 degrees ! Estimated noise=644.385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.7693e-05 Jy ! Component: 100 - total flux cleaned = -5.74694e-05 Jy ! Component: 150 - total flux cleaned = -1.75293e-06 Jy ! Component: 200 - total flux cleaned = -3.25546e-06 Jy ! Total flux subtracted in 200 components = -3.25546e-06 Jy ! Clean residual min=-0.002831 max=0.002767 Jy/beam ! Clean residual mean=-0.000036 rms=0.000705 Jy/beam ! Combined flux in latest and established models = 0.793235 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.793235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.318582Jy sigma=0.001138 ! Fit after self-cal, rms=0.318529Jy sigma=0.001137 wmodel J2236+2828_S_2008_04_02_pus_map.mod ! Writing 48 model components to file: J2236+2828_S_2008_04_02_pus_map.mod wobs J2236+2828_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J2236+2828_S_2008_04_02_pus_uvs.fits wwins J2236+2828_S_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J2236+2828_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 = -0.000120853 Jy ! Component: 100 - total flux cleaned = -0.000400805 Jy ! Component: 150 - total flux cleaned = -0.000762369 Jy ! Component: 200 - total flux cleaned = -0.00110957 Jy ! Component: 250 - total flux cleaned = -0.00136293 Jy ! Component: 300 - total flux cleaned = -0.00168991 Jy ! Component: 350 - total flux cleaned = -0.00177022 Jy ! Component: 400 - total flux cleaned = -0.00192696 Jy ! Component: 450 - total flux cleaned = -0.00200373 Jy ! Component: 500 - total flux cleaned = -0.00211652 Jy ! Component: 550 - total flux cleaned = -0.00222764 Jy ! Component: 600 - total flux cleaned = -0.00233705 Jy ! Component: 650 - total flux cleaned = -0.00251571 Jy ! Component: 700 - total flux cleaned = -0.00258631 Jy ! Component: 750 - total flux cleaned = -0.00279377 Jy ! Component: 800 - total flux cleaned = -0.0029644 Jy ! Component: 850 - total flux cleaned = -0.00309913 Jy ! Component: 900 - total flux cleaned = -0.00329786 Jy ! Component: 950 - total flux cleaned = -0.0034286 Jy ! Component: 1000 - total flux cleaned = -0.00355751 Jy ! Component: 1050 - total flux cleaned = -0.0035577 Jy ! Component: 1100 - total flux cleaned = -0.00362114 Jy ! Component: 1150 - total flux cleaned = -0.00374629 Jy ! Component: 1200 - total flux cleaned = -0.00380821 Jy ! Component: 1250 - total flux cleaned = -0.00386934 Jy ! Component: 1300 - total flux cleaned = -0.00399053 Jy ! Component: 1350 - total flux cleaned = -0.00408045 Jy ! Component: 1400 - total flux cleaned = -0.00411032 Jy ! Component: 1450 - total flux cleaned = -0.00422812 Jy ! Component: 1500 - total flux cleaned = -0.00434474 Jy ! Component: 1550 - total flux cleaned = -0.00440267 Jy ! Component: 1600 - total flux cleaned = -0.00448887 Jy ! Component: 1650 - total flux cleaned = -0.00451705 Jy ! Component: 1700 - total flux cleaned = -0.0045736 Jy ! Component: 1750 - total flux cleaned = -0.00462966 Jy ! Component: 1800 - total flux cleaned = -0.00468505 Jy ! Component: 1850 - total flux cleaned = -0.00476759 Jy ! Component: 1900 - total flux cleaned = -0.00479476 Jy ! Component: 1950 - total flux cleaned = -0.00476753 Jy ! Component: 2000 - total flux cleaned = -0.00482131 Jy ! Total flux subtracted in 2048 components = -0.00479452 Jy ! Clean residual min=-0.001367 max=0.001624 Jy/beam ! Clean residual mean=-0.000011 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.788441 Jy keep ! Adding 162 model components to the UV plane model. ! The established model now contains 210 components and 0.788441 Jy wmap "J2236+2828_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.169 x 3.348 at 10.09 degrees (North through East) ! Clean map min=-0.0026807 max=0.72006 Jy/beam ! Writing clean map to FITS file: J2236+2828_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 0.720057 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000491001 device "J2236+2828_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J2236+2828_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.204568 0.204568 0.409135 0.81827 1.63654 3.27308 6.54616 13.0923 26.1846 52.3693 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.72 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.169 x 3.348 at 10.09 degrees (North through East) ! Clean map min=-0.0026807 max=0.72006 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2236+2828_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J2236+2828_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2236+2828_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:45:16 2010