! Started logfile: J1828-2123_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:19:24 2010 obs J1828-2123_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1828-2123_X_2008_07_09_pus_uva.fits ! AN table 1: 253 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.257971 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1828-2123 ! ! 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 27412 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 1849 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1970 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1970 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1849 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.960443Jy sigma=0.008583 ! Fit after self-cal, rms=0.902527Jy sigma=0.008092 ! 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 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.7048 mas, bmaj=1.991 mas, bpa=1.614 degrees ! Estimated noise=853.524 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 = 0.075543 Jy ! Component: 100 - total flux cleaned = 0.102692 Jy ! Total flux subtracted in 100 components = 0.102692 Jy ! Clean residual min=-0.008084 max=0.015917 Jy/beam ! Clean residual mean=0.000338 rms=0.003207 Jy/beam ! Combined flux in latest and established models = 0.102692 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.102692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152732Jy sigma=0.001281 ! Fit after self-cal, rms=0.152103Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.9169 mas, bmaj=2.387 mas, bpa=-0.4597 degrees ! Estimated noise=492.319 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 = 0.0266087 Jy ! Component: 100 - total flux cleaned = 0.0395794 Jy ! Component: 150 - total flux cleaned = 0.0465895 Jy ! Component: 200 - total flux cleaned = 0.0504852 Jy ! Total flux subtracted in 200 components = 0.0504852 Jy ! Clean residual min=-0.006367 max=0.011652 Jy/beam ! Clean residual mean=0.000413 rms=0.002581 Jy/beam ! Combined flux in latest and established models = 0.153178 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 36 components and 0.153178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148240Jy sigma=0.001231 ! Fit after self-cal, rms=0.148195Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 1.09 FD 0.96 HH 1.00* HN 1.41 ! KK 1.00* KP 0.96 LA 0.89 MK 1.20 ! NL 1.21 NY 1.00* ON 1.00* PT 0.94 ! SC 1.17 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 1.15 FD 0.96 HH 1.00* HN 1.21 ! KK 1.00* KP 0.93 LA 0.89 MK 1.17 ! NL 1.19 NY 1.00* ON 1.00* PT 0.94 ! SC 1.08 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 1.06 FD 0.92 HH 1.00* HN 1.13 ! KK 1.00* KP 0.98 LA 0.96 MK 1.01 ! NL 1.22 NY 1.00* ON 1.00* PT 0.93 ! SC 0.99 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 0.89 HH 1.00* HN 0.96 ! KK 1.00* KP 0.98 LA 0.91 MK 0.83 ! NL 1.24 NY 1.00* ON 1.00* PT 1.04 ! SC 0.91 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.148195Jy sigma=0.001229 ! Fit after self-cal, rms=0.159557Jy sigma=0.001219 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.9391 mas, bmaj=2.416 mas, bpa=-0.3353 degrees ! Estimated noise=502.92 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 = 0.000821778 Jy ! Component: 100 - total flux cleaned = 0.000821165 Jy ! Component: 150 - total flux cleaned = 0.00076327 Jy ! Component: 200 - total flux cleaned = 0.000763312 Jy ! Total flux subtracted in 200 components = 0.000763312 Jy ! Clean residual min=-0.004384 max=0.006188 Jy/beam ! Clean residual mean=0.000065 rms=0.001895 Jy/beam ! Combined flux in latest and established models = 0.153941 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 45 components and 0.153941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159522Jy sigma=0.001219 ! Fit after self-cal, rms=0.160056Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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=0.160056Jy sigma=0.001218 ! Fit after self-cal, rms=0.162215Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.933 mas, bmaj=2.409 mas, bpa=-0.2658 degrees ! Estimated noise=503.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000601141 Jy ! Component: 100 - total flux cleaned = 0.000442859 Jy ! Component: 150 - total flux cleaned = 0.000442836 Jy ! Component: 200 - total flux cleaned = 0.000441268 Jy ! Total flux subtracted in 200 components = 0.000441268 Jy ! Clean residual min=-0.003951 max=0.005913 Jy/beam ! Clean residual mean=0.000072 rms=0.001596 Jy/beam ! Combined flux in latest and established models = 0.154382 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.154382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162189Jy sigma=0.001215 ! Fit after self-cal, rms=0.162258Jy sigma=0.001214 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 = 0.000109836 Jy ! Component: 100 - total flux cleaned = -8.38038e-05 Jy ! Component: 150 - total flux cleaned = -0.000170757 Jy ! Component: 200 - total flux cleaned = -0.000212839 Jy ! Total flux subtracted in 200 components = -0.000212839 Jy ! Clean residual min=-0.004055 max=0.005984 Jy/beam ! Clean residual mean=0.000079 rms=0.001591 Jy/beam ! Combined flux in latest and established models = 0.154169 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 50 components and 0.154169 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162232Jy sigma=0.001214 ! Fit after self-cal, rms=0.162216Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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=0.162216Jy sigma=0.001214 ! Fit after self-cal, rms=0.160368Jy sigma=0.001214 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.9256 mas, bmaj=2.391 mas, bpa=-0.0927 degrees ! Estimated noise=499.808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000408946 Jy ! Component: 100 - total flux cleaned = 0.00031082 Jy ! Component: 150 - total flux cleaned = 0.000267181 Jy ! Component: 200 - total flux cleaned = 0.000266551 Jy ! Total flux subtracted in 200 components = 0.000266551 Jy ! Clean residual min=-0.003977 max=0.005906 Jy/beam ! Clean residual mean=0.000075 rms=0.001554 Jy/beam ! Combined flux in latest and established models = 0.154436 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.154436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160347Jy sigma=0.001214 ! Fit after self-cal, rms=0.160333Jy sigma=0.001214 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 = 0.00015607 Jy ! Component: 100 - total flux cleaned = -2.14096e-05 Jy ! Component: 150 - total flux cleaned = -6.13818e-05 Jy ! Component: 200 - total flux cleaned = -0.000100691 Jy ! Total flux subtracted in 200 components = -0.000100691 Jy ! Clean residual min=-0.004054 max=0.005922 Jy/beam ! Clean residual mean=0.000077 rms=0.001548 Jy/beam ! Combined flux in latest and established models = 0.154335 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 51 components and 0.154335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160313Jy sigma=0.001214 ! Fit after self-cal, rms=0.160302Jy sigma=0.001214 ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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=0.160302Jy sigma=0.001214 ! Fit after self-cal, rms=0.158044Jy sigma=0.001213 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=2.501 mas, bmaj=5.091 mas, bpa=4.117 degrees ! Estimated noise=576.329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000918946 Jy ! Component: 100 - total flux cleaned = 0.000919824 Jy ! Component: 150 - total flux cleaned = 0.000918621 Jy ! Component: 200 - total flux cleaned = 0.000881311 Jy ! Total flux subtracted in 200 components = 0.000881311 Jy ! Clean residual min=-0.005386 max=0.008822 Jy/beam ! Clean residual mean=0.000126 rms=0.002297 Jy/beam ! Combined flux in latest and established models = 0.155216 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 53 components and 0.155216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158032Jy sigma=0.001213 ! Fit after self-cal, rms=0.158000Jy sigma=0.001213 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 = -3.86861e-05 Jy ! Component: 100 - total flux cleaned = -7.60421e-05 Jy ! Component: 150 - total flux cleaned = -0.000113748 Jy ! Component: 200 - total flux cleaned = -0.000148771 Jy ! Total flux subtracted in 200 components = -0.000148771 Jy ! Clean residual min=-0.005364 max=0.008801 Jy/beam ! Clean residual mean=0.000130 rms=0.002292 Jy/beam ! Combined flux in latest and established models = 0.155068 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 54 components and 0.155068 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157991Jy sigma=0.001213 ! Fit after self-cal, rms=0.157980Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.9185 mas, bmaj=2.372 mas, bpa=0.1095 degrees ! Estimated noise=495.775 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9185 x 2.372 at 0.1095 degrees (North through East) ! Clean map min=-0.0038819 max=0.097677 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 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.6956 mas, bmaj=1.982 mas, bpa=2.067 degrees ! Estimated noise=871.253 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0767369 Jy ! Component: 100 - total flux cleaned = 0.108321 Jy ! Component: 150 - total flux cleaned = 0.125875 Jy ! Component: 200 - total flux cleaned = 0.136174 Jy ! Total flux subtracted in 200 components = 0.136174 Jy ! Clean residual min=-0.006494 max=0.008634 Jy/beam ! Clean residual mean=0.000091 rms=0.001870 Jy/beam ! Combined flux in latest and established models = 0.136174 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.136174 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.9185 mas, bmaj=2.372 mas, bpa=0.1095 degrees ! Estimated noise=495.775 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) ! Added new window around map position (1, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00984794 Jy ! Component: 100 - total flux cleaned = 0.0152148 Jy ! Component: 150 - total flux cleaned = 0.0182938 Jy ! Component: 200 - total flux cleaned = 0.0191951 Jy ! Total flux subtracted in 200 components = 0.0191951 Jy ! Clean residual min=-0.003970 max=0.005401 Jy/beam ! Clean residual mean=0.000069 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 0.155369 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 41 components and 0.155369 Jy ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 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 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=2.501 mas, bmaj=5.091 mas, bpa=4.117 degrees ! Estimated noise=576.329 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187408 Jy ! Component: 100 - total flux cleaned = 0.00174497 Jy ! Component: 150 - total flux cleaned = 0.00162603 Jy ! Component: 200 - total flux cleaned = 0.00151613 Jy ! Total flux subtracted in 200 components = 0.00151613 Jy ! Clean residual min=-0.005287 max=0.008398 Jy/beam ! Clean residual mean=0.000085 rms=0.002070 Jy/beam ! Combined flux in latest and established models = 0.156885 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 = -0.00010181 Jy ! Component: 100 - total flux cleaned = -0.000240341 Jy ! Component: 150 - total flux cleaned = -0.00036719 Jy ! Component: 200 - total flux cleaned = -0.00048523 Jy ! Total flux subtracted in 200 components = -0.00048523 Jy ! Clean residual min=-0.005235 max=0.008400 Jy/beam ! Clean residual mean=0.000098 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 0.1564 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.1564 Jy ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! Estimated beam: bmin=0.9185 mas, bmaj=2.372 mas, bpa=0.1095 degrees ! Estimated noise=495.775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000830932 Jy ! Component: 100 - total flux cleaned = -0.00114015 Jy ! Component: 150 - total flux cleaned = -0.001138 Jy ! Component: 200 - total flux cleaned = -0.00108429 Jy ! Total flux subtracted in 200 components = -0.00108429 Jy ! Clean residual min=-0.003975 max=0.005462 Jy/beam ! Clean residual mean=0.000070 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.155315 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 0.155315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157906Jy sigma=0.001212 ! Fit after self-cal, rms=0.157735Jy sigma=0.001212 wmodel J1828-2123_X_2008_07_09_pus_map.mod ! Writing 66 model components to file: J1828-2123_X_2008_07_09_pus_map.mod wobs J1828-2123_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1828-2123_X_2008_07_09_pus_uvs.fits wwins J1828-2123_X_2008_07_09_pus_map.win ! wwins: Wrote 2 windows to J1828-2123_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 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233615 Jy ! Component: 100 - total flux cleaned = 0.00418936 Jy ! Component: 150 - total flux cleaned = 0.005028 Jy ! Component: 200 - total flux cleaned = 0.00549817 Jy ! Component: 250 - total flux cleaned = 0.00593392 Jy ! Component: 300 - total flux cleaned = 0.00609129 Jy ! Component: 350 - total flux cleaned = 0.00628438 Jy ! Component: 400 - total flux cleaned = 0.00632908 Jy ! Component: 450 - total flux cleaned = 0.00624066 Jy ! Component: 500 - total flux cleaned = 0.00628235 Jy ! Component: 550 - total flux cleaned = 0.00628211 Jy ! Component: 600 - total flux cleaned = 0.00624207 Jy ! Component: 650 - total flux cleaned = 0.00605254 Jy ! Component: 700 - total flux cleaned = 0.00587023 Jy ! Component: 750 - total flux cleaned = 0.00587037 Jy ! Component: 800 - total flux cleaned = 0.00580112 Jy ! Component: 850 - total flux cleaned = 0.00576811 Jy ! Component: 900 - total flux cleaned = 0.00573655 Jy ! Component: 950 - total flux cleaned = 0.00564173 Jy ! Component: 1000 - total flux cleaned = 0.00551768 Jy ! Total flux subtracted in 1024 components = 0.00542615 Jy ! Clean residual min=-0.001937 max=0.002162 Jy/beam ! Clean residual mean=-0.000021 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.160741 Jy keep ! Adding 59 model components to the UV plane model. ! The established model now contains 125 components and 0.160741 Jy wmap "J1828-2123_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9185 x 2.372 at 0.1095 degrees (North through East) ! Clean map min=-0.0024332 max=0.10091 Jy/beam ! Writing clean map to FITS file: J1828-2123_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 0.100912 invert ! Inverting map ! Your choice of large map pixels excluded 0.596% of the data. ! The x-axis pixel size should ideally be below 0.1974 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000664559 device "J1828-2123_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1828-2123_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.97565 1.97565 3.9513 7.90259 15.8052 31.6104 63.2208 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.1 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9185 x 2.372 at 0.1095 degrees (North through East) ! Clean map min=-0.0024332 max=0.10091 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1828-2123_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1828-2123_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1828-2123_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:19:28 2010