! Started logfile: J0309+1029_X_2008_04_02_pus_uvs.log on Sun Feb 21 20:44:22 2010 obs J0309+1029_X_2008_04_02_pus_uva.fits ! Reading UV FITS file: J0309+1029_X_2008_04_02_pus_uva.fits ! AN table 1: 559 integrations on 120 of 120 possible baselines. ! AN table 2: 45 integrations on 120 of 120 possible baselines. ! AN table 3: 375 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.174064 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0309+1029 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2284 lines of history. ! ! Reading 81796 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 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 0.200x0.200 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 6520 telescope corrections were flagged in sub-array 1. ! A total of 486 telescope corrections were flagged in sub-array 2. ! A total of 2686 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 6520 telescope corrections were flagged in sub-array 1. ! A total of 486 telescope corrections were flagged in sub-array 2. ! A total of 2686 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 6520 telescope corrections were flagged in sub-array 1. ! A total of 486 telescope corrections were flagged in sub-array 2. ! A total of 2686 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 6520 telescope corrections were flagged in sub-array 1. ! A total of 486 telescope corrections were flagged in sub-array 2. ! A total of 2686 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.778153Jy sigma=0.004677 ! Fit after self-cal, rms=0.649808Jy sigma=0.003843 ! 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 ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.5628 mas, bmaj=0.8299 mas, bpa=-5.598 degrees ! Estimated noise=943.049 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 = 0.330401 Jy ! Component: 100 - total flux cleaned = 0.411694 Jy ! Total flux subtracted in 100 components = 0.411694 Jy ! Clean residual min=-0.012699 max=0.035629 Jy/beam ! Clean residual mean=0.000016 rms=0.003513 Jy/beam ! Combined flux in latest and established models = 0.411694 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.411694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.315677Jy sigma=0.001323 ! Fit after self-cal, rms=0.315631Jy sigma=0.001322 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (0.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0383437 Jy ! Component: 100 - total flux cleaned = 0.0588509 Jy ! Total flux subtracted in 100 components = 0.0588509 Jy ! Clean residual min=-0.011222 max=0.024881 Jy/beam ! Clean residual mean=0.000009 rms=0.002633 Jy/beam ! Combined flux in latest and established models = 0.470545 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.470545 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311284Jy sigma=0.001267 ! Fit after self-cal, rms=0.311004Jy sigma=0.001265 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115627 Jy ! Component: 100 - total flux cleaned = 0.0135672 Jy ! Total flux subtracted in 100 components = 0.0135672 Jy ! Clean residual min=-0.010447 max=0.016394 Jy/beam ! Clean residual mean=0.000007 rms=0.002391 Jy/beam ! Combined flux in latest and established models = 0.484112 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.484112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309911Jy sigma=0.001258 ! Fit after self-cal, rms=0.309733Jy sigma=0.001257 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (1.4, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00988244 Jy ! Component: 100 - total flux cleaned = 0.0115945 Jy ! Total flux subtracted in 100 components = 0.0115945 Jy ! Clean residual min=-0.009485 max=0.012579 Jy/beam ! Clean residual mean=0.000006 rms=0.002252 Jy/beam ! Combined flux in latest and established models = 0.495706 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 17 components and 0.495706 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309029Jy sigma=0.001252 ! Fit after self-cal, rms=0.308877Jy sigma=0.001252 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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 ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6723 mas, bmaj=0.9789 mas, bpa=-9.329 degrees ! Estimated noise=435.798 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 (2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013351 Jy ! Component: 100 - total flux cleaned = 0.0192743 Jy ! Component: 150 - total flux cleaned = 0.0214615 Jy ! Component: 200 - total flux cleaned = 0.0227316 Jy ! Total flux subtracted in 200 components = 0.0227316 Jy ! Clean residual min=-0.006617 max=0.008113 Jy/beam ! Clean residual mean=0.000013 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 0.518438 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 31 components and 0.518438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.308244Jy sigma=0.001246 ! Fit after self-cal, rms=0.308149Jy sigma=0.001245 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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 1.00* FD 1.00* HH 0.94 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 0.97 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.02 ZC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00 HH 1.00* HN 1.00* ! KK 1.00* KP 1.02 LA 1.01 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.95 ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00 HH 0.88 HN 1.00 ! KK 1.00* KP 1.02 LA 1.01 MK 0.97 ! NL 1.00 NY 0.93 ON 0.96 OV 0.94 ! PT 1.00 SC 1.01 WZ 1.00 ZC 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.91 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 0.97 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.05 ZC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.96 HH 1.00* HN 1.00* ! KK 1.00* KP 0.97 LA 0.98 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 HH 0.85 HN 1.02 ! KK 1.00* KP 0.96 LA 1.00 MK 0.94 ! NL 0.97 NY 0.97 ON 0.96 OV 0.92 ! PT 1.01 SC 1.02 WZ 1.03 ZC 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 0.96 OV 1.00* ! PT 1.00* SC 1.00* WZ 0.99 ZC 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 HH 1.00* HN 1.00* ! KK 1.00* KP 1.01 LA 1.00 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00 ! PT 1.00 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.99 HH 0.86 HN 0.99 ! KK 1.00* KP 0.99 LA 1.03 MK 0.98 ! NL 0.99 NY 0.91 ON 0.95 OV 0.96 ! PT 1.00 SC 1.06 WZ 0.98 ZC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 1.01 OV 1.00* ! PT 1.00* SC 1.00* WZ 1.01 ZC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.96 HH 1.00* HN 1.00* ! KK 1.00* KP 0.98 LA 1.02 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.03 ! PT 0.99 SC 1.00* WZ 1.00* ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 HH 0.89 HN 1.00 ! KK 1.00* KP 0.98 LA 0.99 MK 0.98 ! NL 1.01 NY 0.95 ON 0.99 OV 0.93 ! PT 0.99 SC 1.09 WZ 0.97 ZC 1.12 ! ! ! Fit before self-cal, rms=0.308149Jy sigma=0.001245 ! Fit after self-cal, rms=0.291456Jy sigma=0.001235 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6757 mas, bmaj=0.9454 mas, bpa=-9.355 degrees ! Estimated noise=432.754 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 = 0.00282663 Jy ! Component: 100 - total flux cleaned = 0.00301593 Jy ! Component: 150 - total flux cleaned = 0.0033404 Jy ! Component: 200 - total flux cleaned = 0.00362539 Jy ! Total flux subtracted in 200 components = 0.00362539 Jy ! Clean residual min=-0.005676 max=0.005839 Jy/beam ! Clean residual mean=0.000006 rms=0.001361 Jy/beam ! Combined flux in latest and established models = 0.522063 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.522063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291215Jy sigma=0.001233 ! Fit after self-cal, rms=0.290563Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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=0.290563Jy sigma=0.001233 ! Fit after self-cal, rms=0.297295Jy sigma=0.001223 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6775 mas, bmaj=0.9441 mas, bpa=-9.195 degrees ! Estimated noise=435.386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321046 Jy ! Component: 100 - total flux cleaned = 0.00304909 Jy ! Component: 150 - total flux cleaned = 0.00291766 Jy ! Component: 200 - total flux cleaned = 0.00291432 Jy ! Total flux subtracted in 200 components = 0.00291432 Jy ! Clean residual min=-0.003719 max=0.003931 Jy/beam ! Clean residual mean=0.000007 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.524978 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.524978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297166Jy sigma=0.001221 ! Fit after self-cal, rms=0.297313Jy sigma=0.001221 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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 (-4.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00252139 Jy ! Component: 100 - total flux cleaned = 0.00241321 Jy ! Component: 150 - total flux cleaned = 0.00221966 Jy ! Component: 200 - total flux cleaned = 0.00204358 Jy ! Total flux subtracted in 200 components = 0.00204358 Jy ! Clean residual min=-0.003392 max=0.003142 Jy/beam ! Clean residual mean=0.000006 rms=0.000763 Jy/beam ! Combined flux in latest and established models = 0.527021 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.527021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297224Jy sigma=0.001221 ! Fit after self-cal, rms=0.297228Jy sigma=0.001221 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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=0.297228Jy sigma=0.001221 ! Fit after self-cal, rms=0.300064Jy sigma=0.001220 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6775 mas, bmaj=0.9434 mas, bpa=-9.153 degrees ! Estimated noise=435.806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000643014 Jy ! Component: 100 - total flux cleaned = 0.000553976 Jy ! Component: 150 - total flux cleaned = 0.00063785 Jy ! Component: 200 - total flux cleaned = 0.000716111 Jy ! Total flux subtracted in 200 components = 0.000716111 Jy ! Clean residual min=-0.003202 max=0.002921 Jy/beam ! Clean residual mean=0.000005 rms=0.000680 Jy/beam ! Combined flux in latest and established models = 0.527737 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.527737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300010Jy sigma=0.001219 ! Fit after self-cal, rms=0.300184Jy sigma=0.001219 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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 = 9.95652e-05 Jy ! Component: 100 - total flux cleaned = 9.87162e-05 Jy ! Component: 150 - total flux cleaned = 0.000166346 Jy ! Component: 200 - total flux cleaned = 0.000165502 Jy ! Total flux subtracted in 200 components = 0.000165502 Jy ! Clean residual min=-0.003098 max=0.002821 Jy/beam ! Clean residual mean=0.000005 rms=0.000665 Jy/beam ! Combined flux in latest and established models = 0.527903 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.527903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300147Jy sigma=0.001219 ! Fit after self-cal, rms=0.300148Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.300148Jy sigma=0.001219 ! Fit after self-cal, rms=0.300896Jy sigma=0.001219 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=2.331 mas, bmaj=3.036 mas, bpa=-17.88 degrees ! Estimated noise=528.805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130837 Jy ! Component: 100 - total flux cleaned = 0.00134181 Jy ! Component: 150 - total flux cleaned = 0.00128748 Jy ! Component: 200 - total flux cleaned = 0.00123825 Jy ! Total flux subtracted in 200 components = 0.00123825 Jy ! Clean residual min=-0.003752 max=0.003503 Jy/beam ! Clean residual mean=0.000012 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.529141 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.529141 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300896Jy sigma=0.001219 ! Fit after self-cal, rms=0.300929Jy sigma=0.001219 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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 = 0.000261814 Jy ! Component: 100 - total flux cleaned = 0.000211651 Jy ! Component: 150 - total flux cleaned = 0.000189791 Jy ! Component: 200 - total flux cleaned = 0.000169768 Jy ! Total flux subtracted in 200 components = 0.000169768 Jy ! Clean residual min=-0.003782 max=0.003443 Jy/beam ! Clean residual mean=0.000012 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.529311 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.529311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300927Jy sigma=0.001219 ! Fit after self-cal, rms=0.300931Jy sigma=0.001219 ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec 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 ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6776 mas, bmaj=0.942 mas, bpa=-9.153 degrees ! Estimated noise=435.982 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6776 x 0.942 at -9.153 degrees (North through East) ! Clean map min=-0.0031071 max=0.40566 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 ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.5687 mas, bmaj=0.8 mas, bpa=-4.477 degrees ! Estimated noise=936.115 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.326597 Jy ! Component: 100 - total flux cleaned = 0.408407 Jy ! Component: 150 - total flux cleaned = 0.447885 Jy ! Component: 200 - total flux cleaned = 0.469139 Jy ! Total flux subtracted in 200 components = 0.469139 Jy ! Clean residual min=-0.007015 max=0.011025 Jy/beam ! Clean residual mean=0.000006 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 0.469139 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.469139 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6776 mas, bmaj=0.942 mas, bpa=-9.153 degrees ! Estimated noise=435.982 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 = 0.0204178 Jy ! Component: 100 - total flux cleaned = 0.0330336 Jy ! Component: 150 - total flux cleaned = 0.0416937 Jy ! Component: 200 - total flux cleaned = 0.0478885 Jy ! Total flux subtracted in 200 components = 0.0478885 Jy ! Clean residual min=-0.003797 max=0.004837 Jy/beam ! Clean residual mean=0.000008 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.517027 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 29 components and 0.517027 Jy ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Added new window around map position (-0.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503334 Jy ! Component: 100 - total flux cleaned = 0.00663795 Jy ! Component: 150 - total flux cleaned = 0.00776669 Jy ! Component: 200 - total flux cleaned = 0.00853021 Jy ! Total flux subtracted in 200 components = 0.00853021 Jy ! Clean residual min=-0.003133 max=0.002843 Jy/beam ! Clean residual mean=0.000005 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.525558 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.525557 Jy ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=2.331 mas, bmaj=3.036 mas, bpa=-17.88 degrees ! Estimated noise=528.805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299554 Jy ! Component: 100 - total flux cleaned = 0.00417621 Jy ! Component: 150 - total flux cleaned = 0.0046328 Jy ! Component: 200 - total flux cleaned = 0.00493247 Jy ! Total flux subtracted in 200 components = 0.00493247 Jy ! Clean residual min=-0.003743 max=0.003602 Jy/beam ! Clean residual mean=0.000012 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.53049 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 = 9.69839e-05 Jy ! Component: 100 - total flux cleaned = 0.000155646 Jy ! Component: 150 - total flux cleaned = 0.000209109 Jy ! Component: 200 - total flux cleaned = 0.000258675 Jy ! Total flux subtracted in 200 components = 0.000258675 Jy ! Clean residual min=-0.003758 max=0.003517 Jy/beam ! Clean residual mean=0.000011 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.530749 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 0.530749 Jy ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! Estimated beam: bmin=0.6776 mas, bmaj=0.942 mas, bpa=-9.153 degrees ! Estimated noise=435.982 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000255216 Jy ! Component: 100 - total flux cleaned = -0.00045798 Jy ! Component: 150 - total flux cleaned = -0.00055382 Jy ! Component: 200 - total flux cleaned = -0.000642263 Jy ! Total flux subtracted in 200 components = -0.000642263 Jy ! Clean residual min=-0.002957 max=0.002869 Jy/beam ! Clean residual mean=0.000005 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.530106 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 73 components and 0.530106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301055Jy sigma=0.001219 ! Fit after self-cal, rms=0.301135Jy sigma=0.001219 wmodel J0309+1029_X_2008_04_02_pus_map.mod ! Writing 73 model components to file: J0309+1029_X_2008_04_02_pus_map.mod wobs J0309+1029_X_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J0309+1029_X_2008_04_02_pus_uvs.fits wwins J0309+1029_X_2008_04_02_pus_map.win ! wwins: Wrote 6 windows to J0309+1029_X_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 ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132882 Jy ! Component: 100 - total flux cleaned = -0.000569416 Jy ! Component: 150 - total flux cleaned = -0.00107633 Jy ! Component: 200 - total flux cleaned = -0.00142701 Jy ! Component: 250 - total flux cleaned = -0.001808 Jy ! Component: 300 - total flux cleaned = -0.00201279 Jy ! Component: 350 - total flux cleaned = -0.00229243 Jy ! Component: 400 - total flux cleaned = -0.00252788 Jy ! Component: 450 - total flux cleaned = -0.00291063 Jy ! Component: 500 - total flux cleaned = -0.00313541 Jy ! Component: 550 - total flux cleaned = -0.0033562 Jy ! Component: 600 - total flux cleaned = -0.00353653 Jy ! Component: 650 - total flux cleaned = -0.00371381 Jy ! Component: 700 - total flux cleaned = -0.0038877 Jy ! Component: 750 - total flux cleaned = -0.00395618 Jy ! Component: 800 - total flux cleaned = -0.00409181 Jy ! Component: 850 - total flux cleaned = -0.00429146 Jy ! Component: 900 - total flux cleaned = -0.00435669 Jy ! Component: 950 - total flux cleaned = -0.00451903 Jy ! Component: 1000 - total flux cleaned = -0.00471142 Jy ! Component: 1050 - total flux cleaned = -0.00477519 Jy ! Component: 1100 - total flux cleaned = -0.00493189 Jy ! Component: 1150 - total flux cleaned = -0.00511807 Jy ! Component: 1200 - total flux cleaned = -0.00517968 Jy ! Component: 1250 - total flux cleaned = -0.00542311 Jy ! Component: 1300 - total flux cleaned = -0.00548324 Jy ! Component: 1350 - total flux cleaned = -0.00569214 Jy ! Component: 1400 - total flux cleaned = -0.0056626 Jy ! Component: 1450 - total flux cleaned = -0.00578038 Jy ! Component: 1500 - total flux cleaned = -0.00592641 Jy ! Component: 1550 - total flux cleaned = -0.00604178 Jy ! Component: 1600 - total flux cleaned = -0.00609893 Jy ! Component: 1650 - total flux cleaned = -0.00615561 Jy ! Component: 1700 - total flux cleaned = -0.00618412 Jy ! Component: 1750 - total flux cleaned = -0.00643672 Jy ! Component: 1800 - total flux cleaned = -0.00652037 Jy ! Component: 1850 - total flux cleaned = -0.00663104 Jy ! Component: 1900 - total flux cleaned = -0.00682387 Jy ! Component: 1950 - total flux cleaned = -0.00682352 Jy ! Component: 2000 - total flux cleaned = -0.00704055 Jy ! Total flux subtracted in 2048 components = -0.0070948 Jy ! Clean residual min=-0.001710 max=0.001576 Jy/beam ! Clean residual mean=0.000003 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.523012 Jy keep ! Adding 155 model components to the UV plane model. ! The established model now contains 228 components and 0.523011 Jy wmap "J0309+1029_X_2008_04_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6776 x 0.942 at -9.153 degrees (North through East) ! Clean map min=-0.0020746 max=0.40828 Jy/beam ! Writing clean map to FITS file: J0309+1029_X_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 0.408281 invert ! Inverting map ! Your choice of large map pixels excluded 9.83% of the data. ! The x-axis pixel size should ideally be below 0.1645 milli-arcsec ! The y-axis pixel size should ideally be below 0.1765 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00046593 device "J0309+1029_X_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0309+1029_X_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.34236 0.34236 0.684721 1.36944 2.73888 5.47777 10.9555 21.9111 43.8221 87.6442 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.408 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6776 x 0.942 at -9.153 degrees (North through East) ! Clean map min=-0.0020746 max=0.40828 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0309+1029_X_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0309+1029_X_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0309+1029_X_2008_04_02_pus_uvs.log closed on Sun Feb 21 20:44:39 2010