! Started logfile: J0808+4052_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:18:47 2010 obs J0808+4052_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J0808+4052_X_2007_12_05_pus_uva.fits ! AN table 1: 208 integrations on 136 of 136 possible baselines. ! AN table 2: 87 integrations on 136 of 136 possible baselines. ! AN table 3: 13 integrations on 136 of 136 possible baselines. ! AN table 4: 35 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0712785 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0808+4052 ! ! 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 1501 lines of history. ! ! Reading 13300 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 2732 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! A total of 519 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 2732 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! A total of 519 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 2732 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! A total of 519 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 2732 telescope corrections were flagged in sub-array 1. ! A total of 1174 telescope corrections were flagged in sub-array 2. ! A total of 133 telescope corrections were flagged in sub-array 3. ! A total of 519 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.681004Jy sigma=0.006895 ! Fit after self-cal, rms=0.578355Jy sigma=0.005875 ! 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.183 milli-arcsec ! Estimated beam: bmin=0.5005 mas, bmaj=1.401 mas, bpa=-5.697 degrees ! Estimated noise=1140.61 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 = 0.331502 Jy ! Component: 100 - total flux cleaned = 0.412462 Jy ! Total flux subtracted in 100 components = 0.412462 Jy ! Clean residual min=-0.012058 max=0.032676 Jy/beam ! Clean residual mean=0.000199 rms=0.003638 Jy/beam ! Combined flux in latest and established models = 0.412462 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.412462 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158411Jy sigma=0.001409 ! Fit after self-cal, rms=0.158383Jy sigma=0.001409 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.183 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0349537 Jy ! Component: 100 - total flux cleaned = 0.0539342 Jy ! Total flux subtracted in 100 components = 0.0539342 Jy ! Clean residual min=-0.008935 max=0.013338 Jy/beam ! Clean residual mean=0.000009 rms=0.002659 Jy/beam ! Combined flux in latest and established models = 0.466396 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.466396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149510Jy sigma=0.001295 ! Fit after self-cal, rms=0.149488Jy sigma=0.001295 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.183 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.183 milli-arcsec ! Estimated beam: bmin=0.6589 mas, bmaj=1.668 mas, bpa=-6.716 degrees ! Estimated noise=636.668 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 (1.2, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129203 Jy ! Component: 100 - total flux cleaned = 0.019761 Jy ! Component: 150 - total flux cleaned = 0.022382 Jy ! Component: 200 - total flux cleaned = 0.0234963 Jy ! Total flux subtracted in 200 components = 0.0234963 Jy ! Clean residual min=-0.009037 max=0.005183 Jy/beam ! Clean residual mean=-0.002159 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 0.489893 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 37 components and 0.489893 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148228Jy sigma=0.001281 ! Fit after self-cal, rms=0.148164Jy sigma=0.001280 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.183 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 213 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HH 1.00* HN 1.12 ! KB 1.96 KP 1.02 LA 0.94 MK 1.00* ! NL 1.07 NY 0.92 ON 1.00* OV 1.00 ! PT 0.95 SV 1.02 TS 0.96 WZ 1.00* ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.97 HH 1.00* HN 1.00* ! KB 0.98 KP 1.05 LA 0.97 MK 1.00* ! NL 1.09 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SV 1.00* TS 0.97 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 0.99 HH 1.00* HN 1.21 ! KB 1.00* KP 1.01 LA 0.95 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 0.92 ! PT 0.95 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 1.00* HH 1.00* HN 1.00* ! KB 1.23 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.94 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.90 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 2. ! A total of 213 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HH 1.00* HN 1.14 ! KB 1.56 KP 0.97 LA 0.93 MK 1.00* ! NL 1.02 NY 0.97 ON 1.00* OV 0.98 ! PT 0.99 SV 0.98 TS 1.03 WZ 1.00* ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HH 1.00* HN 1.00* ! KB 0.99 KP 0.99 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.97 ! PT 1.05 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.98 HH 1.00* HN 1.24 ! KB 1.00* KP 0.93 LA 0.99 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 0.95 ! PT 0.98 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.12 FD 1.00* HH 1.00* HN 1.00* ! KB 1.08 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.91 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 3. ! A total of 213 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HH 1.00* HN 1.15 ! KB 1.02 KP 1.02 LA 0.96 MK 1.00* ! NL 1.05 NY 0.98 ON 1.00* OV 1.02 ! PT 1.02 SV 0.98 TS 0.97 WZ 1.00* ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.00 HH 1.00* HN 1.00* ! KB 1.02 KP 1.01 LA 1.02 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.01 ! PT 1.05 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.98 HH 1.00* HN 1.28 ! KB 1.00* KP 0.98 LA 1.00 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.98 ! PT 0.97 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.08 FD 1.00* HH 1.00* HN 1.00* ! KB 0.96 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.96 WZ 1.00* ! ZC 1.00* ! ! ! Correcting IF 4. ! A total of 213 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HH 1.00* HN 1.16 ! KB 1.02 KP 0.98 LA 0.95 MK 1.00* ! NL 1.04 NY 0.97 ON 1.00* OV 1.00 ! PT 1.00 SV 0.92 TS 1.05 WZ 1.00* ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00 KP 0.99 LA 0.95 MK 1.00* ! NL 1.10 NY 1.00* ON 1.00* OV 1.00 ! PT 1.02 SV 1.00* TS 1.01 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.96 HH 1.00* HN 1.25 ! KB 1.00* KP 0.99 LA 1.00 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.96 ! PT 0.99 SV 1.00* TS 1.00* WZ 1.00* ! ZC 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.05 FD 1.00* HH 1.00* HN 1.00* ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 1.00* OV 1.00* ! PT 1.00* SV 1.00* TS 0.97 WZ 1.00* ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.148164Jy sigma=0.001280 ! Fit after self-cal, rms=0.148056Jy sigma=0.001200 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.6787 mas, bmaj=1.782 mas, bpa=-8.427 degrees ! Estimated noise=669.304 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 = 0.00231815 Jy ! Component: 100 - total flux cleaned = 0.00214316 Jy ! Component: 150 - total flux cleaned = 0.00207072 Jy ! Component: 200 - total flux cleaned = 0.00213373 Jy ! Total flux subtracted in 200 components = 0.00213373 Jy ! Clean residual min=-0.003169 max=0.003571 Jy/beam ! Clean residual mean=0.000115 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.492026 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 48 components and 0.492026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147948Jy sigma=0.001199 ! Fit after self-cal, rms=0.148069Jy sigma=0.001198 ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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=0.148069Jy sigma=0.001198 ! Fit after self-cal, rms=0.148223Jy sigma=0.001194 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.6783 mas, bmaj=1.779 mas, bpa=-8.423 degrees ! Estimated noise=669.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180762 Jy ! Component: 100 - total flux cleaned = 0.00208607 Jy ! Component: 150 - total flux cleaned = 0.00213432 Jy ! Component: 200 - total flux cleaned = 0.00217462 Jy ! Total flux subtracted in 200 components = 0.00217462 Jy ! Clean residual min=-0.003289 max=0.003249 Jy/beam ! Clean residual mean=0.000100 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.494201 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 55 components and 0.494201 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148181Jy sigma=0.001194 ! Fit after self-cal, rms=0.148181Jy sigma=0.001194 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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 = 0.000163938 Jy ! Component: 100 - total flux cleaned = 0.00027292 Jy ! Component: 150 - total flux cleaned = 0.000304403 Jy ! Component: 200 - total flux cleaned = 0.000334821 Jy ! Total flux subtracted in 200 components = 0.000334821 Jy ! Clean residual min=-0.003336 max=0.003221 Jy/beam ! Clean residual mean=0.000090 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.494536 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 55 components and 0.494536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148161Jy sigma=0.001194 ! Fit after self-cal, rms=0.148159Jy sigma=0.001194 ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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=0.148159Jy sigma=0.001194 ! Fit after self-cal, rms=0.148136Jy sigma=0.001192 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.6779 mas, bmaj=1.778 mas, bpa=-8.424 degrees ! Estimated noise=668.855 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000469083 Jy ! Component: 100 - total flux cleaned = 0.000616525 Jy ! Component: 150 - total flux cleaned = 0.000680427 Jy ! Component: 200 - total flux cleaned = 0.000707055 Jy ! Total flux subtracted in 200 components = 0.000707055 Jy ! Clean residual min=-0.003286 max=0.003283 Jy/beam ! Clean residual mean=0.000081 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.495243 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 0.495243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148117Jy sigma=0.001192 ! Fit after self-cal, rms=0.148118Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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 = 3.24985e-06 Jy ! Component: 100 - total flux cleaned = 8.38509e-05 Jy ! Component: 150 - total flux cleaned = 0.000108062 Jy ! Component: 200 - total flux cleaned = 0.00015105 Jy ! Total flux subtracted in 200 components = 0.00015105 Jy ! Clean residual min=-0.003316 max=0.003254 Jy/beam ! Clean residual mean=0.000077 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.495394 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 59 components and 0.495394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148107Jy sigma=0.001192 ! Fit after self-cal, rms=0.148106Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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=0.148106Jy sigma=0.001192 ! Fit after self-cal, rms=0.148135Jy sigma=0.001192 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=2.926 mas, bmaj=3.594 mas, bpa=-82.31 degrees ! Estimated noise=798.976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209798 Jy ! Component: 100 - total flux cleaned = 0.000282294 Jy ! Component: 150 - total flux cleaned = 0.000320838 Jy ! Component: 200 - total flux cleaned = 0.000353552 Jy ! Total flux subtracted in 200 components = 0.000353552 Jy ! Clean residual min=-0.003411 max=0.003357 Jy/beam ! Clean residual mean=0.000134 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.495747 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 64 components and 0.495747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148127Jy sigma=0.001192 ! Fit after self-cal, rms=0.148129Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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 = -2.77909e-05 Jy ! Component: 100 - total flux cleaned = 1.9158e-05 Jy ! Component: 150 - total flux cleaned = 3.2924e-05 Jy ! Component: 200 - total flux cleaned = 4.64961e-05 Jy ! Total flux subtracted in 200 components = 4.64961e-05 Jy ! Clean residual min=-0.003424 max=0.003369 Jy/beam ! Clean residual mean=0.000132 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.495794 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.495794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148125Jy sigma=0.001192 ! Fit after self-cal, rms=0.148125Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.6777 mas, bmaj=1.778 mas, bpa=-8.424 degrees ! Estimated noise=668.564 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6777 x 1.778 at -8.424 degrees (North through East) ! Clean map min=-0.0030949 max=0.43349 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 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.5151 mas, bmaj=1.464 mas, bpa=-7.739 degrees ! Estimated noise=1163.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.331288 Jy ! Component: 100 - total flux cleaned = 0.412154 Jy ! Component: 150 - total flux cleaned = 0.44626 Jy ! Component: 200 - total flux cleaned = 0.463354 Jy ! Total flux subtracted in 200 components = 0.463354 Jy ! Clean residual min=-0.005220 max=0.008492 Jy/beam ! Clean residual mean=0.000123 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 0.463354 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.463354 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.6777 mas, bmaj=1.778 mas, bpa=-8.424 degrees ! Estimated noise=668.564 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 = 0.0140216 Jy ! Component: 100 - total flux cleaned = 0.0213146 Jy ! Component: 150 - total flux cleaned = 0.0254862 Jy ! Component: 200 - total flux cleaned = 0.0280902 Jy ! Total flux subtracted in 200 components = 0.0280902 Jy ! Clean residual min=-0.003210 max=0.003498 Jy/beam ! Clean residual mean=0.000208 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.491444 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 52 components and 0.491445 Jy ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Added new window around map position (9.4, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301629 Jy ! Component: 100 - total flux cleaned = 0.00476236 Jy ! Component: 150 - total flux cleaned = 0.0056051 Jy ! Component: 200 - total flux cleaned = 0.00595166 Jy ! Total flux subtracted in 200 components = 0.00595166 Jy ! Clean residual min=-0.003156 max=0.002899 Jy/beam ! Clean residual mean=0.000032 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.497396 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 0.497396 Jy ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 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 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=2.926 mas, bmaj=3.594 mas, bpa=-82.31 degrees ! Estimated noise=798.976 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129269 Jy ! Component: 100 - total flux cleaned = 0.00182434 Jy ! Component: 150 - total flux cleaned = 0.00203731 Jy ! Component: 200 - total flux cleaned = 0.00224168 Jy ! Total flux subtracted in 200 components = 0.00224168 Jy ! Clean residual min=-0.003439 max=0.002924 Jy/beam ! Clean residual mean=-0.000071 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.499638 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 = 0.00013608 Jy ! Component: 100 - total flux cleaned = 0.000188645 Jy ! Component: 150 - total flux cleaned = 0.000238268 Jy ! Component: 200 - total flux cleaned = 0.000268167 Jy ! Total flux subtracted in 200 components = 0.000268167 Jy ! Clean residual min=-0.003466 max=0.002879 Jy/beam ! Clean residual mean=-0.000086 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.499906 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 0.499906 Jy ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! Estimated beam: bmin=0.6777 mas, bmaj=1.778 mas, bpa=-8.424 degrees ! Estimated noise=668.564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000294024 Jy ! Component: 100 - total flux cleaned = -0.000293328 Jy ! Component: 150 - total flux cleaned = -0.000292168 Jy ! Component: 200 - total flux cleaned = -0.000291285 Jy ! Total flux subtracted in 200 components = -0.000291285 Jy ! Clean residual min=-0.003165 max=0.002717 Jy/beam ! Clean residual mean=-0.000038 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.499615 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.499615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148037Jy sigma=0.001191 ! Fit after self-cal, rms=0.148023Jy sigma=0.001191 wmodel J0808+4052_X_2007_12_05_pus_map.mod ! Writing 86 model components to file: J0808+4052_X_2007_12_05_pus_map.mod wobs J0808+4052_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J0808+4052_X_2007_12_05_pus_uvs.fits wwins J0808+4052_X_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J0808+4052_X_2007_12_05_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 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000833416 Jy ! Component: 100 - total flux cleaned = -0.00116149 Jy ! Component: 150 - total flux cleaned = -0.00155498 Jy ! Component: 200 - total flux cleaned = -0.00163973 Jy ! Component: 250 - total flux cleaned = -0.00152171 Jy ! Component: 300 - total flux cleaned = -0.00159779 Jy ! Component: 350 - total flux cleaned = -0.00152295 Jy ! Component: 400 - total flux cleaned = -0.00152277 Jy ! Component: 450 - total flux cleaned = -0.00141585 Jy ! Component: 500 - total flux cleaned = -0.00141653 Jy ! Component: 550 - total flux cleaned = -0.00141657 Jy ! Component: 600 - total flux cleaned = -0.00138271 Jy ! Component: 650 - total flux cleaned = -0.0013167 Jy ! Component: 700 - total flux cleaned = -0.00125196 Jy ! Component: 750 - total flux cleaned = -0.00125201 Jy ! Component: 800 - total flux cleaned = -0.00122076 Jy ! Component: 850 - total flux cleaned = -0.0012515 Jy ! Component: 900 - total flux cleaned = -0.00122076 Jy ! Component: 950 - total flux cleaned = -0.00116083 Jy ! Component: 1000 - total flux cleaned = -0.00116127 Jy ! Component: 1050 - total flux cleaned = -0.00116122 Jy ! Component: 1100 - total flux cleaned = -0.00113264 Jy ! Component: 1150 - total flux cleaned = -0.00118978 Jy ! Component: 1200 - total flux cleaned = -0.0011332 Jy ! Component: 1250 - total flux cleaned = -0.00118898 Jy ! Component: 1300 - total flux cleaned = -0.00113356 Jy ! Component: 1350 - total flux cleaned = -0.00113361 Jy ! Component: 1400 - total flux cleaned = -0.00110674 Jy ! Component: 1450 - total flux cleaned = -0.00113347 Jy ! Component: 1500 - total flux cleaned = -0.00110712 Jy ! Component: 1550 - total flux cleaned = -0.00110703 Jy ! Component: 1600 - total flux cleaned = -0.00108103 Jy ! Component: 1650 - total flux cleaned = -0.00108109 Jy ! Component: 1700 - total flux cleaned = -0.00108111 Jy ! Component: 1750 - total flux cleaned = -0.00110633 Jy ! Component: 1800 - total flux cleaned = -0.00108122 Jy ! Component: 1850 - total flux cleaned = -0.00110611 Jy ! Component: 1900 - total flux cleaned = -0.001106 Jy ! Component: 1950 - total flux cleaned = -0.00110607 Jy ! Component: 2000 - total flux cleaned = -0.00108196 Jy ! Total flux subtracted in 2048 components = -0.00110597 Jy ! Clean residual min=-0.001668 max=0.001516 Jy/beam ! Clean residual mean=-0.000006 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.498509 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 231 components and 0.498509 Jy wmap "J0808+4052_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6777 x 1.778 at -8.424 degrees (North through East) ! Clean map min=-0.0025413 max=0.43556 Jy/beam ! Writing clean map to FITS file: J0808+4052_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.435559 invert ! Inverting map ! Your choice of large map pixels excluded 0.379% of the data. ! The x-axis pixel size should ideally be below 0.1938 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000443812 device "J0808+4052_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J0808+4052_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.305684 0.305684 0.611369 1.22274 2.44547 4.89095 9.7819 19.5638 39.1276 78.2552 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.435 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6777 x 1.778 at -8.424 degrees (North through East) ! Clean map min=-0.0025413 max=0.43556 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0808+4052_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J0808+4052_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0808+4052_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:18:53 2010