! Started logfile: J1517-2422_X_1998_10_01_pus_uvs.log on Wed Feb 6 14:33:13 2008 obs J1517-2422_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J1517-2422_X_1998_10_01_pus_uva.fits ! AN table 1: 177 integrations on 136 of 136 possible baselines. ! AN table 2: 73 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.124118 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1517-2422 ! ! 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 8.40798e+09 4e+06 1 4e+06 ! 02 2 8.47798e+09 4e+06 1 4e+06 ! 03 3 8.79298e+09 4e+06 1 4e+06 ! 04 4 8.89798e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 2061 lines of history. ! ! Reading 16880 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 ![@muppet J1517-2422_X_1998_10_01_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 = 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 1969 telescope corrections were flagged in sub-array 1. ! A total of 1241 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1970 telescope corrections were flagged in sub-array 1. ! A total of 1241 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1973 telescope corrections were flagged in sub-array 1. ! A total of 1241 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1969 telescope corrections were flagged in sub-array 1. ! A total of 1241 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.683348Jy sigma=0.006768 ! Fit after self-cal, rms=0.675146Jy sigma=0.006670 ! 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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.6676 mas, bmaj=2.096 mas, bpa=-9.024 degrees ! Estimated noise=1501.17 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 = 1.0038 Jy ! Component: 100 - total flux cleaned = 1.34583 Jy ! Total flux subtracted in 100 components = 1.34583 Jy ! Clean residual min=-0.052904 max=0.154616 Jy/beam ! Clean residual mean=0.000167 rms=0.017270 Jy/beam ! Combined flux in latest and established models = 1.34583 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 1.34583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.459662Jy sigma=0.004246 ! Fit after self-cal, rms=0.457833Jy sigma=0.004236 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.179403 Jy ! Component: 100 - total flux cleaned = 0.283357 Jy ! Total flux subtracted in 100 components = 0.283357 Jy ! Clean residual min=-0.036260 max=0.089083 Jy/beam ! Clean residual mean=0.000181 rms=0.010479 Jy/beam ! Combined flux in latest and established models = 1.62918 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 1.62918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348609Jy sigma=0.002858 ! Fit after self-cal, rms=0.348101Jy sigma=0.002853 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (1.4, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0871667 Jy ! Component: 100 - total flux cleaned = 0.139398 Jy ! Total flux subtracted in 100 components = 0.139398 Jy ! Clean residual min=-0.033057 max=0.044889 Jy/beam ! Clean residual mean=0.000166 rms=0.008127 Jy/beam ! Combined flux in latest and established models = 1.76858 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 1.76858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317513Jy sigma=0.002448 ! Fit after self-cal, rms=0.316006Jy sigma=0.002435 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7766 mas, bmaj=2.999 mas, bpa=-11.06 degrees ! Estimated noise=637.712 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 = 0.0608694 Jy ! Component: 100 - total flux cleaned = 0.0925988 Jy ! Component: 150 - total flux cleaned = 0.109891 Jy ! Component: 200 - total flux cleaned = 0.112109 Jy ! Total flux subtracted in 200 components = 0.112109 Jy ! Clean residual min=-0.016338 max=0.034517 Jy/beam ! Clean residual mean=0.000435 rms=0.006069 Jy/beam ! Combined flux in latest and established models = 1.88069 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 44 components and 1.88069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.304395Jy sigma=0.002285 ! Fit after self-cal, rms=0.303746Jy sigma=0.002278 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (4, -7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0366077 Jy ! Component: 100 - total flux cleaned = 0.0533716 Jy ! Component: 150 - total flux cleaned = 0.0607713 Jy ! Component: 200 - total flux cleaned = 0.0652825 Jy ! Total flux subtracted in 200 components = 0.0652825 Jy ! Clean residual min=-0.012909 max=0.023026 Jy/beam ! Clean residual mean=0.000299 rms=0.004145 Jy/beam ! Combined flux in latest and established models = 1.94597 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 69 components and 1.94597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.299157Jy sigma=0.002216 ! Fit after self-cal, rms=0.298583Jy sigma=0.002209 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 GC 1.00* HN 1.00 ! KK 1.01 KP 1.00 LA 1.00 MK 1.00 ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.09 WF 1.00 MC 1.00* ! GN 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 GC 1.00* HN 1.00 ! KK 1.01 KP 1.00 LA 1.00 MK 1.00 ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.09 WF 0.99 MC 1.00* ! GN 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 1.00* HN 1.00 ! KK 1.01 KP 1.00 LA 1.00 MK 1.00 ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.11 WF 0.99 MC 1.00* ! GN 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 GC 1.00* HN 1.00 ! KK 1.01 KP 1.00 LA 1.00 MK 1.00 ! NL 1.00 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.10 WF 0.99 MC 1.00* ! GN 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! ! Fit before self-cal, rms=0.298583Jy sigma=0.002209 ! Fit after self-cal, rms=0.300783Jy sigma=0.002197 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7827 mas, bmaj=3.063 mas, bpa=-11.44 degrees ! Estimated noise=642.868 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 (6.4, -15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222722 Jy ! Component: 100 - total flux cleaned = 0.0351149 Jy ! Component: 150 - total flux cleaned = 0.0419685 Jy ! Component: 200 - total flux cleaned = 0.045672 Jy ! Total flux subtracted in 200 components = 0.045672 Jy ! Clean residual min=-0.011228 max=0.013836 Jy/beam ! Clean residual mean=0.000176 rms=0.002715 Jy/beam ! Combined flux in latest and established models = 1.99164 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 90 components and 1.99164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298934Jy sigma=0.002172 ! Fit after self-cal, rms=0.298782Jy sigma=0.002171 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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=0.298782Jy sigma=0.002171 ! Fit after self-cal, rms=0.299262Jy sigma=0.002168 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.783 mas, bmaj=3.084 mas, bpa=-11.53 degrees ! Estimated noise=642.995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00782659 Jy ! Component: 100 - total flux cleaned = 0.0116515 Jy ! Component: 150 - total flux cleaned = 0.0130727 Jy ! Component: 200 - total flux cleaned = 0.0139466 Jy ! Total flux subtracted in 200 components = 0.0139466 Jy ! Clean residual min=-0.009852 max=0.014036 Jy/beam ! Clean residual mean=0.000147 rms=0.002494 Jy/beam ! Combined flux in latest and established models = 2.00559 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 107 components and 2.00559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298753Jy sigma=0.002163 ! Fit after self-cal, rms=0.298739Jy sigma=0.002163 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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 (10, -21.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011167 Jy ! Component: 100 - total flux cleaned = 0.0133687 Jy ! Component: 150 - total flux cleaned = 0.014735 Jy ! Component: 200 - total flux cleaned = 0.0149515 Jy ! Total flux subtracted in 200 components = 0.0149515 Jy ! Clean residual min=-0.009872 max=0.010175 Jy/beam ! Clean residual mean=0.000129 rms=0.002202 Jy/beam ! Combined flux in latest and established models = 2.02054 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 2.02054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298049Jy sigma=0.002156 ! Fit after self-cal, rms=0.297966Jy sigma=0.002155 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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=0.297966Jy sigma=0.002155 ! Fit after self-cal, rms=0.297529Jy sigma=0.002154 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.782 mas, bmaj=3.083 mas, bpa=-11.54 degrees ! Estimated noise=642.675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00640135 Jy ! Component: 100 - total flux cleaned = 0.00769159 Jy ! Component: 150 - total flux cleaned = 0.00827497 Jy ! Component: 200 - total flux cleaned = 0.00882377 Jy ! Total flux subtracted in 200 components = 0.00882377 Jy ! Clean residual min=-0.008658 max=0.009251 Jy/beam ! Clean residual mean=0.000106 rms=0.002045 Jy/beam ! Combined flux in latest and established models = 2.02937 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 127 components and 2.02937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297176Jy sigma=0.002151 ! Fit after self-cal, rms=0.297116Jy sigma=0.002151 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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 = 0.000972106 Jy ! Component: 100 - total flux cleaned = 0.00149437 Jy ! Component: 150 - total flux cleaned = 0.00166401 Jy ! Component: 200 - total flux cleaned = 0.00182477 Jy ! Total flux subtracted in 200 components = 0.00182477 Jy ! Clean residual min=-0.008249 max=0.008873 Jy/beam ! Clean residual mean=0.000105 rms=0.001992 Jy/beam ! Combined flux in latest and established models = 2.03119 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 133 components and 2.03119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296879Jy sigma=0.002149 ! Fit after self-cal, rms=0.296832Jy sigma=0.002149 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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=0.296832Jy sigma=0.002149 ! Fit after self-cal, rms=0.296443Jy sigma=0.002148 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=2.175 mas, bmaj=6.98 mas, bpa=-8.385 degrees ! Estimated noise=793.339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201174 Jy ! Component: 100 - total flux cleaned = 0.00333853 Jy ! Component: 150 - total flux cleaned = 0.00429798 Jy ! Component: 200 - total flux cleaned = 0.00486488 Jy ! Total flux subtracted in 200 components = 0.00486488 Jy ! Clean residual min=-0.006999 max=0.007367 Jy/beam ! Clean residual mean=0.000172 rms=0.002032 Jy/beam ! Combined flux in latest and established models = 2.03606 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 160 components and 2.03606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296418Jy sigma=0.002147 ! Fit after self-cal, rms=0.296236Jy sigma=0.002147 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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 = 0.000256587 Jy ! Component: 100 - total flux cleaned = 0.000754014 Jy ! Component: 150 - total flux cleaned = 0.000751783 Jy ! Component: 200 - total flux cleaned = 0.000835705 Jy ! Total flux subtracted in 200 components = 0.000835705 Jy ! Clean residual min=-0.006813 max=0.007292 Jy/beam ! Clean residual mean=0.000172 rms=0.002001 Jy/beam ! Combined flux in latest and established models = 2.03689 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 166 components and 2.03689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296246Jy sigma=0.002146 ! Fit after self-cal, rms=0.296076Jy sigma=0.002146 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7815 mas, bmaj=3.081 mas, bpa=-11.53 degrees ! Estimated noise=642.516 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7815 x 3.081 at -11.53 degrees (North through East) ! Clean map min=-0.0070063 max=1.3338 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=0.296076Jy sigma=0.002146 ! Fit after self-cal, rms=0.294470Jy sigma=0.002129 ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7807 mas, bmaj=3.074 mas, bpa=-11.49 degrees ! Estimated noise=641.845 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00136921 Jy ! Component: 100 - total flux cleaned = 0.00170161 Jy ! Component: 150 - total flux cleaned = 0.00200596 Jy ! Component: 200 - total flux cleaned = 0.00214774 Jy ! Total flux subtracted in 200 components = 0.00214774 Jy ! Clean residual min=-0.007582 max=0.007868 Jy/beam ! Clean residual mean=0.000071 rms=0.001853 Jy/beam ! Combined flux in latest and established models = 2.03904 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 175 components and 2.03904 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294247Jy sigma=0.002128 ! Fit after self-cal, rms=0.294213Jy sigma=0.002128 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.88835e-06 Jy ! Component: 100 - total flux cleaned = 0.000146113 Jy ! Component: 150 - total flux cleaned = 0.000146474 Jy ! Component: 200 - total flux cleaned = 0.000150081 Jy ! Total flux subtracted in 200 components = 0.000150081 Jy ! Clean residual min=-0.007409 max=0.007745 Jy/beam ! Clean residual mean=0.000071 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 2.03919 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 182 components and 2.03919 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294050Jy sigma=0.002126 ! Fit after self-cal, rms=0.294013Jy sigma=0.002126 ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294013Jy sigma=0.002126 ! Fit after self-cal, rms=0.293751Jy sigma=0.002126 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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.669 mas, bmaj=2.137 mas, bpa=-9.536 degrees ! Estimated noise=1532.83 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.02082 Jy ! Component: 100 - total flux cleaned = 1.36873 Jy ! Component: 150 - total flux cleaned = 1.54974 Jy ! Component: 200 - total flux cleaned = 1.66184 Jy ! Total flux subtracted in 200 components = 1.66184 Jy ! Clean residual min=-0.032426 max=0.059953 Jy/beam ! Clean residual mean=0.000151 rms=0.009425 Jy/beam ! Combined flux in latest and established models = 1.66184 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 25 model components to the UV plane model. ! The established model now contains 25 components and 1.66184 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7805 mas, bmaj=3.072 mas, bpa=-11.47 degrees ! Estimated noise=641.674 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 = 0.110073 Jy ! Component: 100 - total flux cleaned = 0.171104 Jy ! Component: 150 - total flux cleaned = 0.212326 Jy ! Component: 200 - total flux cleaned = 0.24394 Jy ! Total flux subtracted in 200 components = 0.24394 Jy ! Clean residual min=-0.013380 max=0.021665 Jy/beam ! Clean residual mean=0.000308 rms=0.004644 Jy/beam ! Combined flux in latest and established models = 1.90578 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 60 components and 1.90578 Jy ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (2.4, -6.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0257532 Jy ! Component: 100 - total flux cleaned = 0.0462999 Jy ! Component: 150 - total flux cleaned = 0.0630855 Jy ! Component: 200 - total flux cleaned = 0.0769568 Jy ! Total flux subtracted in 200 components = 0.0769568 Jy ! Clean residual min=-0.010304 max=0.010559 Jy/beam ! Clean residual mean=0.000174 rms=0.002668 Jy/beam ! Combined flux in latest and established models = 1.98274 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 86 components and 1.98274 Jy ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=2.174 mas, bmaj=6.977 mas, bpa=-8.381 degrees ! Estimated noise=792.743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163346 Jy ! Component: 100 - total flux cleaned = 0.0274066 Jy ! Component: 150 - total flux cleaned = 0.0352706 Jy ! Component: 200 - total flux cleaned = 0.0407887 Jy ! Total flux subtracted in 200 components = 0.0407887 Jy ! Clean residual min=-0.006331 max=0.006564 Jy/beam ! Clean residual mean=0.000204 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 2.02353 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 = 0.00220716 Jy ! Component: 100 - total flux cleaned = 0.00410814 Jy ! Component: 150 - total flux cleaned = 0.00574932 Jy ! Component: 200 - total flux cleaned = 0.00717767 Jy ! Total flux subtracted in 200 components = 0.00717767 Jy ! Clean residual min=-0.006087 max=0.006309 Jy/beam ! Clean residual mean=0.000177 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 2.0307 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 150 components and 2.0307 Jy ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7805 mas, bmaj=3.072 mas, bpa=-11.47 degrees ! Estimated noise=641.674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108209 Jy ! Component: 100 - total flux cleaned = 0.00234372 Jy ! Component: 150 - total flux cleaned = 0.00303038 Jy ! Component: 200 - total flux cleaned = 0.00324913 Jy ! Total flux subtracted in 200 components = 0.00324913 Jy ! Clean residual min=-0.008383 max=0.008380 Jy/beam ! Clean residual mean=0.000082 rms=0.001911 Jy/beam ! Combined flux in latest and established models = 2.03395 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 169 components and 2.03395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293689Jy sigma=0.002131 ! Fit after self-cal, rms=0.293343Jy sigma=0.002127 wmodel J1517-2422_X_1998_10_01_pus_map.mod ! Writing 169 model components to file: J1517-2422_X_1998_10_01_pus_map.mod wobs J1517-2422_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J1517-2422_X_1998_10_01_pus_uvs.fits wwins J1517-2422_X_1998_10_01_pus_map.win ! wwins: Wrote 6 windows to J1517-2422_X_1998_10_01_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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226545 Jy ! Component: 100 - total flux cleaned = 0.00319586 Jy ! Component: 150 - total flux cleaned = 0.00395351 Jy ! Component: 200 - total flux cleaned = 0.00455896 Jy ! Component: 250 - total flux cleaned = 0.00490982 Jy ! Component: 300 - total flux cleaned = 0.00524864 Jy ! Component: 350 - total flux cleaned = 0.00558012 Jy ! Component: 400 - total flux cleaned = 0.00579051 Jy ! Component: 450 - total flux cleaned = 0.00558451 Jy ! Component: 500 - total flux cleaned = 0.00568857 Jy ! Component: 550 - total flux cleaned = 0.00578835 Jy ! Component: 600 - total flux cleaned = 0.00588445 Jy ! Component: 650 - total flux cleaned = 0.00569186 Jy ! Component: 700 - total flux cleaned = 0.00569162 Jy ! Component: 750 - total flux cleaned = 0.00578318 Jy ! Component: 800 - total flux cleaned = 0.00560455 Jy ! Component: 850 - total flux cleaned = 0.00534043 Jy ! Component: 900 - total flux cleaned = 0.0052532 Jy ! Component: 950 - total flux cleaned = 0.00490956 Jy ! Component: 1000 - total flux cleaned = 0.00457155 Jy ! Component: 1050 - total flux cleaned = 0.00440502 Jy ! Component: 1100 - total flux cleaned = 0.00415745 Jy ! Component: 1150 - total flux cleaned = 0.00375176 Jy ! Component: 1200 - total flux cleaned = 0.00351198 Jy ! Component: 1250 - total flux cleaned = 0.00311779 Jy ! Component: 1300 - total flux cleaned = 0.00288558 Jy ! Component: 1350 - total flux cleaned = 0.00265634 Jy ! Component: 1400 - total flux cleaned = 0.00258053 Jy ! Component: 1450 - total flux cleaned = 0.00265516 Jy ! Component: 1500 - total flux cleaned = 0.00280254 Jy ! Component: 1550 - total flux cleaned = 0.0027292 Jy ! Component: 1600 - total flux cleaned = 0.00265691 Jy ! Component: 1650 - total flux cleaned = 0.00251398 Jy ! Component: 1700 - total flux cleaned = 0.00258531 Jy ! Component: 1750 - total flux cleaned = 0.00258588 Jy ! Component: 1800 - total flux cleaned = 0.00251765 Jy ! Component: 1850 - total flux cleaned = 0.00265571 Jy ! Component: 1900 - total flux cleaned = 0.00252093 Jy ! Component: 1950 - total flux cleaned = 0.00252125 Jy ! Component: 2000 - total flux cleaned = 0.00238886 Jy ! Total flux subtracted in 2048 components = 0.00245542 Jy ! Clean residual min=-0.003283 max=0.003588 Jy/beam ! Clean residual mean=0.000080 rms=0.001168 Jy/beam ! Combined flux in latest and established models = 2.03641 Jy keep ! Adding 117 model components to the UV plane model. ! The established model now contains 285 components and 2.03641 Jy ![Exited script file: muppet] wmap "J1517-2422_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7805 x 3.072 at -11.47 degrees (North through East) ! Clean map min=-0.0059092 max=1.3314 Jy/beam ! Writing clean map to FITS file: J1517-2422_X_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.33144 invert ! Inverting map ! Your choice of large map pixels excluded 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0011663 device "J1517-2422_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J1517-2422_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.262791 0.262791 0.525582 1.05116 2.10233 4.20466 8.40932 16.8186 33.6373 67.2745 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0034 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.331 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7805 x 3.072 at -11.47 degrees (North through East) ! Clean map min=-0.0059092 max=1.3314 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1517-2422_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J1517-2422_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1517-2422_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 14:33:24 2008