! Started logfile: J0406-2355_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:16:24 2010 obs J0406-2355_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0406-2355_X_2008_07_09_pus_uva.fits ! AN table 1: 219 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.283192 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0406-2355 ! ! 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 1142 lines of history. ! ! Reading 26048 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 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 1498 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1498 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1498 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1498 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.965219Jy sigma=0.008472 ! Fit after self-cal, rms=0.857593Jy sigma=0.007539 ! 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 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.6676 mas, bmaj=1.592 mas, bpa=-7.418 degrees ! Estimated noise=953.931 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 = 0.117022 Jy ! Component: 100 - total flux cleaned = 0.144862 Jy ! Total flux subtracted in 100 components = 0.144862 Jy ! Clean residual min=-0.006438 max=0.011131 Jy/beam ! Clean residual mean=0.000198 rms=0.002065 Jy/beam ! Combined flux in latest and established models = 0.144862 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.144862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146767Jy sigma=0.001259 ! Fit after self-cal, rms=0.146718Jy sigma=0.001259 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8134 mas, bmaj=1.951 mas, bpa=-8.206 degrees ! Estimated noise=500.497 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 = 0.0155654 Jy ! Component: 100 - total flux cleaned = 0.0225568 Jy ! Component: 150 - total flux cleaned = 0.0262819 Jy ! Component: 200 - total flux cleaned = 0.0283431 Jy ! Total flux subtracted in 200 components = 0.0283431 Jy ! Clean residual min=-0.002923 max=0.004664 Jy/beam ! Clean residual mean=0.000032 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.173205 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 0.173205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145303Jy sigma=0.001245 ! Fit after self-cal, rms=0.145335Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HH 1.00* HN 1.16 ! KK 1.00* KP 0.99 LA 0.98 MK 1.02 ! NL 1.00 NY 1.00* ON 1.00* PT 1.01 ! SC 1.00 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HH 1.00* HN 1.04 ! KK 1.00* KP 0.93 LA 1.00 MK 0.99 ! NL 1.02 NY 1.00* ON 1.00* PT 1.05 ! SC 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HH 1.00* HN 1.02 ! KK 1.00* KP 0.95 LA 0.97 MK 1.01 ! NL 1.03 NY 1.00* ON 1.00* PT 1.02 ! SC 1.01 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HH 1.00* HN 1.00 ! KK 1.00* KP 1.01 LA 0.96 MK 0.99 ! NL 1.03 NY 1.00* ON 1.00* PT 1.03 ! SC 1.04 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.145335Jy sigma=0.001244 ! Fit after self-cal, rms=0.145085Jy sigma=0.001243 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8171 mas, bmaj=1.956 mas, bpa=-8.168 degrees ! Estimated noise=499.167 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 = 0.00019667 Jy ! Component: 100 - total flux cleaned = 0.000105198 Jy ! Component: 150 - total flux cleaned = 0.000105433 Jy ! Component: 200 - total flux cleaned = 0.000105174 Jy ! Total flux subtracted in 200 components = 0.000105174 Jy ! Clean residual min=-0.002413 max=0.003589 Jy/beam ! Clean residual mean=0.000012 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.173311 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.173311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145074Jy sigma=0.001243 ! Fit after self-cal, rms=0.145109Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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=0.145109Jy sigma=0.001243 ! Fit after self-cal, rms=0.145260Jy sigma=0.001242 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8174 mas, bmaj=1.952 mas, bpa=-8.046 degrees ! Estimated noise=499.093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.94607e-05 Jy ! Component: 100 - total flux cleaned = 1.69832e-06 Jy ! Component: 150 - total flux cleaned = 1.94141e-06 Jy ! Component: 200 - total flux cleaned = 2.06357e-05 Jy ! Total flux subtracted in 200 components = 2.06357e-05 Jy ! Clean residual min=-0.002518 max=0.003584 Jy/beam ! Clean residual mean=0.000012 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.173331 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.173331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145255Jy sigma=0.001242 ! Fit after self-cal, rms=0.145269Jy sigma=0.001242 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 (-5.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023159 Jy ! Component: 100 - total flux cleaned = 0.00237179 Jy ! Component: 150 - total flux cleaned = 0.00256351 Jy ! Component: 200 - total flux cleaned = 0.00277404 Jy ! Total flux subtracted in 200 components = 0.00277404 Jy ! Clean residual min=-0.002076 max=0.002659 Jy/beam ! Clean residual mean=-0.000008 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.176105 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.176105 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145197Jy sigma=0.001241 ! Fit after self-cal, rms=0.145189Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Added new window around map position (-1.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259641 Jy ! Component: 100 - total flux cleaned = 0.00294119 Jy ! Component: 150 - total flux cleaned = 0.00298409 Jy ! Component: 200 - total flux cleaned = 0.00302171 Jy ! Total flux subtracted in 200 components = 0.00302171 Jy ! Clean residual min=-0.001817 max=0.002321 Jy/beam ! Clean residual mean=-0.000041 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.179127 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.179127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145136Jy sigma=0.001241 ! Fit after self-cal, rms=0.145130Jy sigma=0.001241 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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=0.145130Jy sigma=0.001241 ! Fit after self-cal, rms=0.144629Jy sigma=0.001241 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8153 mas, bmaj=1.948 mas, bpa=-8.082 degrees ! Estimated noise=498.512 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141692 Jy ! Component: 100 - total flux cleaned = 0.00188804 Jy ! Component: 150 - total flux cleaned = 0.00213591 Jy ! Component: 200 - total flux cleaned = 0.00219742 Jy ! Total flux subtracted in 200 components = 0.00219742 Jy ! Clean residual min=-0.001669 max=0.002043 Jy/beam ! Clean residual mean=-0.000020 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.181324 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.181324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144603Jy sigma=0.001240 ! Fit after self-cal, rms=0.144595Jy sigma=0.001240 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 = 0.000529867 Jy ! Component: 100 - total flux cleaned = 0.000590424 Jy ! Component: 150 - total flux cleaned = 0.000644208 Jy ! Component: 200 - total flux cleaned = 0.000693557 Jy ! Total flux subtracted in 200 components = 0.000693557 Jy ! Clean residual min=-0.001651 max=0.001966 Jy/beam ! Clean residual mean=-0.000027 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.182018 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.182018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144584Jy sigma=0.001240 ! Fit after self-cal, rms=0.144583Jy sigma=0.001240 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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=0.144583Jy sigma=0.001240 ! Fit after self-cal, rms=0.144239Jy sigma=0.001240 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=2.335 mas, bmaj=4.549 mas, bpa=-1.138 degrees ! Estimated noise=654.065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000927674 Jy ! Component: 100 - total flux cleaned = 0.00106609 Jy ! Component: 150 - total flux cleaned = 0.00111053 Jy ! Component: 200 - total flux cleaned = 0.00116533 Jy ! Total flux subtracted in 200 components = 0.00116533 Jy ! Clean residual min=-0.001806 max=0.001718 Jy/beam ! Clean residual mean=-0.000012 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.183183 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.183183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144234Jy sigma=0.001240 ! Fit after self-cal, rms=0.144227Jy sigma=0.001240 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 = 0.000163048 Jy ! Component: 100 - total flux cleaned = 0.00030134 Jy ! Component: 150 - total flux cleaned = 0.000333461 Jy ! Component: 200 - total flux cleaned = 0.000333138 Jy ! Total flux subtracted in 200 components = 0.000333138 Jy ! Clean residual min=-0.001706 max=0.001625 Jy/beam ! Clean residual mean=-0.000017 rms=0.000577 Jy/beam ! Combined flux in latest and established models = 0.183516 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.183516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144227Jy sigma=0.001240 ! Fit after self-cal, rms=0.144226Jy sigma=0.001240 ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8141 mas, bmaj=1.946 mas, bpa=-8.094 degrees ! Estimated noise=498.099 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8141 x 1.946 at -8.094 degrees (North through East) ! Clean map min=-0.0021135 max=0.1489 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 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.666 mas, bmaj=1.587 mas, bpa=-7.271 degrees ! Estimated noise=950.142 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116141 Jy ! Component: 100 - total flux cleaned = 0.145011 Jy ! Component: 150 - total flux cleaned = 0.157179 Jy ! Component: 200 - total flux cleaned = 0.164256 Jy ! Total flux subtracted in 200 components = 0.164256 Jy ! Clean residual min=-0.004745 max=0.004652 Jy/beam ! Clean residual mean=0.000049 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 0.164256 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.164256 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8141 mas, bmaj=1.946 mas, bpa=-8.094 degrees ! Estimated noise=498.099 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 = 0.00654329 Jy ! Component: 100 - total flux cleaned = 0.0104273 Jy ! Component: 150 - total flux cleaned = 0.0126932 Jy ! Component: 200 - total flux cleaned = 0.0138742 Jy ! Total flux subtracted in 200 components = 0.0138742 Jy ! Clean residual min=-0.001914 max=0.002175 Jy/beam ! Clean residual mean=0.000043 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.17813 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 41 components and 0.17813 Jy ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=2.335 mas, bmaj=4.549 mas, bpa=-1.138 degrees ! Estimated noise=654.065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00215841 Jy ! Component: 100 - total flux cleaned = 0.00298856 Jy ! Component: 150 - total flux cleaned = 0.00340625 Jy ! Component: 200 - total flux cleaned = 0.00373746 Jy ! Total flux subtracted in 200 components = 0.00373746 Jy ! Clean residual min=-0.001624 max=0.001730 Jy/beam ! Clean residual mean=0.000017 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.181868 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246222 Jy ! Component: 100 - total flux cleaned = 0.00047758 Jy ! Component: 150 - total flux cleaned = 0.000652924 Jy ! Component: 200 - total flux cleaned = 0.000786428 Jy ! Total flux subtracted in 200 components = 0.000786428 Jy ! Clean residual min=-0.001662 max=0.001639 Jy/beam ! Clean residual mean=0.000005 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.182654 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 0.182654 Jy ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8141 mas, bmaj=1.946 mas, bpa=-8.094 degrees ! Estimated noise=498.099 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000199816 Jy ! Component: 100 - total flux cleaned = -0.000106876 Jy ! Component: 150 - total flux cleaned = 5.27656e-05 Jy ! Component: 200 - total flux cleaned = 0.000126972 Jy ! Total flux subtracted in 200 components = 0.000126972 Jy ! Clean residual min=-0.001529 max=0.001734 Jy/beam ! Clean residual mean=-0.000005 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.182781 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.182781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144235Jy sigma=0.001240 ! Fit after self-cal, rms=0.144232Jy sigma=0.001240 wmodel J0406-2355_X_2008_07_09_pus_map.mod ! Writing 76 model components to file: J0406-2355_X_2008_07_09_pus_map.mod wobs J0406-2355_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0406-2355_X_2008_07_09_pus_uvs.fits wwins J0406-2355_X_2008_07_09_pus_map.win ! wwins: Wrote 3 windows to J0406-2355_X_2008_07_09_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 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000430201 Jy ! Component: 100 - total flux cleaned = 0.000431535 Jy ! Component: 150 - total flux cleaned = 0.000256041 Jy ! Component: 200 - total flux cleaned = -3.1261e-05 Jy ! Component: 250 - total flux cleaned = -0.00033119 Jy ! Component: 300 - total flux cleaned = -0.000620913 Jy ! Component: 350 - total flux cleaned = -0.000858921 Jy ! Component: 400 - total flux cleaned = -0.00109008 Jy ! Component: 450 - total flux cleaned = -0.00123379 Jy ! Component: 500 - total flux cleaned = -0.00141329 Jy ! Component: 550 - total flux cleaned = -0.00152998 Jy ! Component: 600 - total flux cleaned = -0.00166289 Jy ! Component: 650 - total flux cleaned = -0.00182925 Jy ! Component: 700 - total flux cleaned = -0.00191937 Jy ! Component: 750 - total flux cleaned = -0.0019898 Jy ! Component: 800 - total flux cleaned = -0.00202459 Jy ! Component: 850 - total flux cleaned = -0.00209263 Jy ! Component: 900 - total flux cleaned = -0.00212557 Jy ! Component: 950 - total flux cleaned = -0.00210914 Jy ! Component: 1000 - total flux cleaned = -0.00215761 Jy ! Total flux subtracted in 1024 components = -0.00217347 Jy ! Clean residual min=-0.001035 max=0.000837 Jy/beam ! Clean residual mean=-0.000006 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.180608 Jy keep ! Adding 56 model components to the UV plane model. ! The established model now contains 132 components and 0.180608 Jy wmap "J0406-2355_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8141 x 1.946 at -8.094 degrees (North through East) ! Clean map min=-0.0024689 max=0.14972 Jy/beam ! Writing clean map to FITS file: J0406-2355_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.149724 invert ! Inverting map ! Your choice of large map pixels excluded 0.33% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00030957 device "J0406-2355_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0406-2355_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.620282 0.620282 1.24056 2.48113 4.96225 9.92451 19.849 39.698 79.396 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.149 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8141 x 1.946 at -8.094 degrees (North through East) ! Clean map min=-0.0024689 max=0.14972 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0406-2355_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0406-2355_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0406-2355_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:16:28 2010