! Started logfile: J2358-1020_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:45:19 2011 obs J2358-1020_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J2358-1020_X_2010_06_23_pus_uva.fits ! AN table 1: 93 integrations on 105 of 105 possible baselines. ! AN table 2: 91 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.186491 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2358-1020 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 14412 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2358-1020_X_2010_06_23_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 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 941 telescope corrections were flagged in sub-array 1. ! A total of 830 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 969 telescope corrections were flagged in sub-array 1. ! A total of 897 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 941 telescope corrections were flagged in sub-array 1. ! A total of 830 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 941 telescope corrections were flagged in sub-array 1. ! A total of 830 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.427776Jy sigma=0.004087 ! Fit after self-cal, rms=0.317007Jy sigma=0.002766 ! 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 4.41% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.6125 mas, bmaj=1.754 mas, bpa=-2.309 degrees ! Estimated noise=989.787 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 = 0.570592 Jy ! Component: 100 - total flux cleaned = 0.741448 Jy ! Total flux subtracted in 100 components = 0.741448 Jy ! Clean residual min=-0.023911 max=0.077322 Jy/beam ! Clean residual mean=-0.000037 rms=0.008057 Jy/beam ! Combined flux in latest and established models = 0.741448 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.741448 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220128Jy sigma=0.002401 ! Fit after self-cal, rms=0.219911Jy sigma=0.002399 ! Inverting map ! Your choice of large map pixels excluded 4.41% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0849831 Jy ! Component: 100 - total flux cleaned = 0.128631 Jy ! Total flux subtracted in 100 components = 0.128631 Jy ! Clean residual min=-0.017839 max=0.021800 Jy/beam ! Clean residual mean=-0.000004 rms=0.004336 Jy/beam ! Combined flux in latest and established models = 0.870079 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.870079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.166283Jy sigma=0.001634 ! Fit after self-cal, rms=0.166147Jy sigma=0.001632 ! Inverting map ! Your choice of large map pixels excluded 4.41% of the data. ! The x-axis pixel size should ideally be below 0.1821 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 4.41% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.9291 mas, bmaj=2.364 mas, bpa=-3.534 degrees ! Estimated noise=542.831 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 = 0.0441197 Jy ! Component: 100 - total flux cleaned = 0.0654748 Jy ! Component: 150 - total flux cleaned = 0.0766621 Jy ! Component: 200 - total flux cleaned = 0.082577 Jy ! Total flux subtracted in 200 components = 0.082577 Jy ! Clean residual min=-0.008906 max=0.011665 Jy/beam ! Clean residual mean=-0.000263 rms=0.002846 Jy/beam ! Combined flux in latest and established models = 0.952656 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.952656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156230Jy sigma=0.001456 ! Fit after self-cal, rms=0.156295Jy sigma=0.001456 ! Inverting map ! Your choice of large map pixels excluded 4.41% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.05 KK 0.96 ! KP 0.98 LA 0.96 MA 1.14 MK 0.95 ! NL 1.00 NY 1.00* OV 0.97 PT 0.99 ! SC 1.00 TS 1.02 ZC 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HN 1.10 KK 1.10 ! KP 1.00 LA 0.97 MA 1.13 MK 0.96 ! NL 1.01 NY 1.00* OV 1.00 PT 0.99 ! SC 1.00 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.06 KK 1.04 ! KP 0.97 LA 0.99 MA 1.00* MK 0.96 ! NL 1.03 NY 1.00* OV 1.01 PT 0.97 ! SC 1.04 TS 1.00 ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.98 HN 1.11 KK 1.09 ! KP 0.99 LA 1.00 MA 1.00* MK 0.98 ! NL 1.04 NY 1.00* OV 1.03 PT 0.99 ! SC 1.04 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.05 KK 0.96 ! KP 0.97 LA 0.98 MA 1.24 MK 0.98 ! NL 0.98 NY 1.00* OV 1.00 PT 0.98 ! SC 0.99 TS 0.96 ZC 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 HN 1.09 KK 1.10 ! KP 0.99 LA 1.00 MA 1.29 MK 0.96 ! NL 0.98 NY 1.00* OV 1.02 PT 0.99 ! SC 0.99 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.09 KK 0.94 ! KP 0.97 LA 0.98 MA 1.22 MK 0.95 ! NL 1.01 NY 1.00* OV 0.98 PT 0.96 ! SC 1.02 TS 1.02 ZC 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.99 HN 1.10 KK 1.07 ! KP 1.00 LA 0.99 MA 1.14 MK 0.95 ! NL 1.02 NY 1.00* OV 1.01 PT 1.00 ! SC 1.01 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.156295Jy sigma=0.001456 ! Fit after self-cal, rms=0.158167Jy sigma=0.001400 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.951 mas, bmaj=2.404 mas, bpa=-4.159 degrees ! Estimated noise=544.842 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 = -0.00483234 Jy ! Component: 100 - total flux cleaned = -0.00540303 Jy ! Component: 150 - total flux cleaned = -0.00588751 Jy ! Component: 200 - total flux cleaned = -0.00622937 Jy ! Total flux subtracted in 200 components = -0.00622937 Jy ! Clean residual min=-0.008105 max=0.009233 Jy/beam ! Clean residual mean=-0.000289 rms=0.002331 Jy/beam ! Combined flux in latest and established models = 0.946426 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 0.946426 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157983Jy sigma=0.001398 ! Fit after self-cal, rms=0.158066Jy sigma=0.001398 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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=0.158066Jy sigma=0.001398 ! Fit after self-cal, rms=0.156036Jy sigma=0.001340 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.952 mas, bmaj=2.403 mas, bpa=-4.017 degrees ! Estimated noise=544.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00293104 Jy ! Component: 100 - total flux cleaned = -0.00330613 Jy ! Component: 150 - total flux cleaned = -0.00360578 Jy ! Component: 200 - total flux cleaned = -0.00384298 Jy ! Total flux subtracted in 200 components = -0.00384298 Jy ! Clean residual min=-0.004957 max=0.005012 Jy/beam ! Clean residual mean=-0.000227 rms=0.001300 Jy/beam ! Combined flux in latest and established models = 0.942583 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 30 components and 0.942583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155935Jy sigma=0.001339 ! Fit after self-cal, rms=0.155947Jy sigma=0.001338 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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 = -0.000384698 Jy ! Component: 100 - total flux cleaned = -0.00055953 Jy ! Component: 150 - total flux cleaned = -0.000703355 Jy ! Component: 200 - total flux cleaned = -0.000787325 Jy ! Total flux subtracted in 200 components = -0.000787325 Jy ! Clean residual min=-0.004511 max=0.005104 Jy/beam ! Clean residual mean=-0.000224 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.941796 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 32 components and 0.941796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155929Jy sigma=0.001338 ! Fit after self-cal, rms=0.155926Jy sigma=0.001338 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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=0.155926Jy sigma=0.001338 ! Fit after self-cal, rms=0.156390Jy sigma=0.001319 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.953 mas, bmaj=2.404 mas, bpa=-3.964 degrees ! Estimated noise=544.628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000991822 Jy ! Component: 100 - total flux cleaned = -0.00130401 Jy ! Component: 150 - total flux cleaned = -0.00144822 Jy ! Component: 200 - total flux cleaned = -0.00160868 Jy ! Total flux subtracted in 200 components = -0.00160868 Jy ! Clean residual min=-0.003621 max=0.004062 Jy/beam ! Clean residual mean=-0.000086 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.940187 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 32 components and 0.940187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156343Jy sigma=0.001318 ! Fit after self-cal, rms=0.156358Jy sigma=0.001318 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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 = -0.000104687 Jy ! Component: 100 - total flux cleaned = -0.000276312 Jy ! Component: 150 - total flux cleaned = -0.000346122 Jy ! Component: 200 - total flux cleaned = -0.000436432 Jy ! Total flux subtracted in 200 components = -0.000436432 Jy ! Clean residual min=-0.003365 max=0.004025 Jy/beam ! Clean residual mean=-0.000085 rms=0.001063 Jy/beam ! Combined flux in latest and established models = 0.939751 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 0.939751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156336Jy sigma=0.001318 ! Fit after self-cal, rms=0.156334Jy sigma=0.001318 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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=0.156334Jy sigma=0.001318 ! Fit after self-cal, rms=0.156886Jy sigma=0.001318 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=2.394 mas, bmaj=4.206 mas, bpa=-14.82 degrees ! Estimated noise=645.171 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00132803 Jy ! Component: 100 - total flux cleaned = -0.00132036 Jy ! Component: 150 - total flux cleaned = -0.00128215 Jy ! Component: 200 - total flux cleaned = -0.00125166 Jy ! Total flux subtracted in 200 components = -0.00125166 Jy ! Clean residual min=-0.003635 max=0.004824 Jy/beam ! Clean residual mean=-0.000151 rms=0.001346 Jy/beam ! Combined flux in latest and established models = 0.938499 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 34 components and 0.938499 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156894Jy sigma=0.001318 ! Fit after self-cal, rms=0.156888Jy sigma=0.001318 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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 = -2.02868e-06 Jy ! Component: 100 - total flux cleaned = 3.78498e-05 Jy ! Component: 150 - total flux cleaned = 6.99751e-05 Jy ! Component: 200 - total flux cleaned = 6.93271e-05 Jy ! Total flux subtracted in 200 components = 6.93271e-05 Jy ! Clean residual min=-0.003609 max=0.004756 Jy/beam ! Clean residual mean=-0.000152 rms=0.001325 Jy/beam ! Combined flux in latest and established models = 0.938569 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 0.938569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156897Jy sigma=0.001318 ! Fit after self-cal, rms=0.156891Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.9539 mas, bmaj=2.405 mas, bpa=-3.923 degrees ! Estimated noise=544.896 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9539 x 2.405 at -3.923 degrees (North through East) ! Clean map min=-0.0030177 max=0.82437 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=0.156891Jy sigma=0.001317 ! Fit after self-cal, rms=0.157464Jy sigma=0.001211 ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.9543 mas, bmaj=2.405 mas, bpa=-3.917 degrees ! Estimated noise=544.135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000478411 Jy ! Component: 100 - total flux cleaned = -0.000648284 Jy ! Component: 150 - total flux cleaned = -0.000844738 Jy ! Component: 200 - total flux cleaned = -0.000953866 Jy ! Total flux subtracted in 200 components = -0.000953866 Jy ! Clean residual min=-0.003456 max=0.003896 Jy/beam ! Clean residual mean=-0.000067 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.937615 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.937615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157436Jy sigma=0.001211 ! Fit after self-cal, rms=0.157433Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.23338e-05 Jy ! Component: 100 - total flux cleaned = -1.55483e-05 Jy ! Component: 150 - total flux cleaned = -9.48058e-05 Jy ! Component: 200 - total flux cleaned = -0.000119064 Jy ! Total flux subtracted in 200 components = -0.000119064 Jy ! Clean residual min=-0.003384 max=0.003847 Jy/beam ! Clean residual mean=-0.000067 rms=0.001010 Jy/beam ! Combined flux in latest and established models = 0.937496 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.937496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157409Jy sigma=0.001211 ! Fit after self-cal, rms=0.157405Jy sigma=0.001211 ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157405Jy sigma=0.001211 ! Fit after self-cal, rms=0.157709Jy sigma=0.001210 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.6278 mas, bmaj=1.793 mas, bpa=-2.959 degrees ! Estimated noise=984.919 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.586171 Jy ! Component: 100 - total flux cleaned = 0.75629 Jy ! Component: 150 - total flux cleaned = 0.837719 Jy ! Component: 200 - total flux cleaned = 0.878484 Jy ! Total flux subtracted in 200 components = 0.878484 Jy ! Clean residual min=-0.009348 max=0.018788 Jy/beam ! Clean residual mean=-0.000019 rms=0.002538 Jy/beam ! Combined flux in latest and established models = 0.878484 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.878484 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.9548 mas, bmaj=2.406 mas, bpa=-3.887 degrees ! Estimated noise=544.211 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 = 0.0308472 Jy ! Component: 100 - total flux cleaned = 0.0443975 Jy ! Component: 150 - total flux cleaned = 0.0510828 Jy ! Component: 200 - total flux cleaned = 0.0544532 Jy ! Total flux subtracted in 200 components = 0.0544532 Jy ! Clean residual min=-0.002869 max=0.004728 Jy/beam ! Clean residual mean=-0.000050 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.932938 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 30 components and 0.932938 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Added new window around map position (-0.2, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00424389 Jy ! Component: 100 - total flux cleaned = 0.00523533 Jy ! Component: 150 - total flux cleaned = 0.00565615 Jy ! Component: 200 - total flux cleaned = 0.00572921 Jy ! Total flux subtracted in 200 components = 0.00572921 Jy ! Clean residual min=-0.002759 max=0.003251 Jy/beam ! Clean residual mean=-0.000079 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 0.938667 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 48 components and 0.938667 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=2.396 mas, bmaj=4.206 mas, bpa=-14.8 degrees ! Estimated noise=643.949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103577 Jy ! Component: 100 - total flux cleaned = 0.000903929 Jy ! Component: 150 - total flux cleaned = 0.000903596 Jy ! Component: 200 - total flux cleaned = 0.000903176 Jy ! Total flux subtracted in 200 components = 0.000903176 Jy ! Clean residual min=-0.003010 max=0.003694 Jy/beam ! Clean residual mean=-0.000165 rms=0.000997 Jy/beam ! Combined flux in latest and established models = 0.93957 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 = 4.44412e-07 Jy ! Component: 100 - total flux cleaned = 5.48303e-07 Jy ! Component: 150 - total flux cleaned = 9.72817e-07 Jy ! Component: 200 - total flux cleaned = -1.78611e-05 Jy ! Total flux subtracted in 200 components = -1.78611e-05 Jy ! Clean residual min=-0.003002 max=0.003660 Jy/beam ! Clean residual mean=-0.000164 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.939552 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.939552 Jy ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! Estimated beam: bmin=0.9548 mas, bmaj=2.406 mas, bpa=-3.887 degrees ! Estimated noise=544.211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.29462e-05 Jy ! Component: 100 - total flux cleaned = -9.92836e-05 Jy ! Component: 150 - total flux cleaned = -0.000211628 Jy ! Component: 200 - total flux cleaned = -0.00026411 Jy ! Total flux subtracted in 200 components = -0.00026411 Jy ! Clean residual min=-0.002695 max=0.003241 Jy/beam ! Clean residual mean=-0.000083 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.939288 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 69 components and 0.939288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157492Jy sigma=0.001209 ! Fit after self-cal, rms=0.157474Jy sigma=0.001208 wmodel J2358-1020_X_2010_06_23_pus_map.mod ! Writing 69 model components to file: J2358-1020_X_2010_06_23_pus_map.mod wobs J2358-1020_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J2358-1020_X_2010_06_23_pus_uvs.fits wwins J2358-1020_X_2010_06_23_pus_map.win ! wwins: Wrote 2 windows to J2358-1020_X_2010_06_23_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 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00031196 Jy ! Component: 100 - total flux cleaned = -0.000748421 Jy ! Component: 150 - total flux cleaned = -0.000883996 Jy ! Component: 200 - total flux cleaned = -0.000969357 Jy ! Component: 250 - total flux cleaned = -0.00112848 Jy ! Component: 300 - total flux cleaned = -0.00108869 Jy ! Component: 350 - total flux cleaned = -0.00101429 Jy ! Component: 400 - total flux cleaned = -0.000943482 Jy ! Component: 450 - total flux cleaned = -0.000875496 Jy ! Component: 500 - total flux cleaned = -0.000942862 Jy ! Component: 550 - total flux cleaned = -0.000942253 Jy ! Component: 600 - total flux cleaned = -0.000878611 Jy ! Component: 650 - total flux cleaned = -0.000784615 Jy ! Component: 700 - total flux cleaned = -0.000631852 Jy ! Component: 750 - total flux cleaned = -0.000661846 Jy ! Component: 800 - total flux cleaned = -0.000514278 Jy ! Component: 850 - total flux cleaned = -0.000427259 Jy ! Component: 900 - total flux cleaned = -0.000398659 Jy ! Component: 950 - total flux cleaned = -0.000370619 Jy ! Component: 1000 - total flux cleaned = -0.000426023 Jy ! Total flux subtracted in 1024 components = -0.000398148 Jy ! Clean residual min=-0.001472 max=0.001392 Jy/beam ! Clean residual mean=-0.000068 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.93889 Jy keep ! Adding 64 model components to the UV plane model. ! The established model now contains 132 components and 0.93889 Jy ![Exited script file: muppet] wmap "J2358-1020_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9548 x 2.406 at -3.887 degrees (North through East) ! Clean map min=-0.0025176 max=0.82577 Jy/beam ! Writing clean map to FITS file: J2358-1020_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.825772 invert ! Inverting map ! Your choice of large map pixels excluded 4.37% of the data. ! The x-axis pixel size should ideally be below 0.1821 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000575582 device "J2358-1020_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J2358-1020_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.209107 0.209107 0.418214 0.836428 1.67286 3.34571 6.69142 13.3828 26.7657 53.5314 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.825 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9548 x 2.406 at -3.887 degrees (North through East) ! Clean map min=-0.0025176 max=0.82577 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2358-1020_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J2358-1020_X_2010_06_23_pus_map.gif/vgif' mapplot cln