! Started logfile: J0241-0815_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:50:45 2008 obs J0241-0815_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0241-0815_X_1998_10_01_pus_uva.fits ! AN table 1: 321 integrations on 136 of 136 possible baselines. ! AN table 2: 89 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.215621 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0241-0815 ! ! 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 2049 lines of history. ! ! Reading 48092 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 J0241-0815_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 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2941 telescope corrections were flagged in sub-array 1. ! A total of 1115 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.978868Jy sigma=0.008816 ! Fit after self-cal, rms=0.844124Jy sigma=0.007512 ! 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 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.6103 mas, bmaj=1.798 mas, bpa=-2.917 degrees ! Estimated noise=644.12 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 = 0.369811 Jy ! Component: 100 - total flux cleaned = 0.545094 Jy ! Total flux subtracted in 100 components = 0.545094 Jy ! Clean residual min=-0.048704 max=0.192087 Jy/beam ! Clean residual mean=0.000916 rms=0.019019 Jy/beam ! Combined flux in latest and established models = 0.545094 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.545094 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.667121Jy sigma=0.006168 ! Fit after self-cal, rms=0.663828Jy sigma=0.006147 ! Inverting map ! Your choice of large map pixels excluded 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (1.4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.197888 Jy ! Component: 100 - total flux cleaned = 0.320336 Jy ! Total flux subtracted in 100 components = 0.320336 Jy ! Clean residual min=-0.035471 max=0.127401 Jy/beam ! Clean residual mean=0.000746 rms=0.014044 Jy/beam ! Combined flux in latest and established models = 0.86543 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 33 components and 0.86543 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.568704Jy sigma=0.004857 ! Fit after self-cal, rms=0.559865Jy sigma=0.004764 ! Inverting map ! Your choice of large map pixels excluded 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (2.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.130565 Jy ! Component: 100 - total flux cleaned = 0.22177 Jy ! Total flux subtracted in 100 components = 0.22177 Jy ! Clean residual min=-0.030695 max=0.105345 Jy/beam ! Clean residual mean=0.000645 rms=0.010734 Jy/beam ! Combined flux in latest and established models = 1.0872 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 49 components and 1.0872 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.508060Jy sigma=0.003998 ! Fit after self-cal, rms=0.504225Jy sigma=0.003947 ! Inverting map ! Your choice of large map pixels excluded 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0955633 Jy ! Component: 100 - total flux cleaned = 0.166355 Jy ! Total flux subtracted in 100 components = 0.166355 Jy ! Clean residual min=-0.024358 max=0.058214 Jy/beam ! Clean residual mean=0.000574 rms=0.008316 Jy/beam ! Combined flux in latest and established models = 1.25355 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 58 components and 1.25355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.474632Jy sigma=0.003453 ! Fit after self-cal, rms=0.473661Jy sigma=0.003445 ! Inverting map ! Your choice of large map pixels excluded 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (-6, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0674212 Jy ! Component: 100 - total flux cleaned = 0.12014 Jy ! Total flux subtracted in 100 components = 0.12014 Jy ! Clean residual min=-0.019418 max=0.051057 Jy/beam ! Clean residual mean=0.000484 rms=0.006983 Jy/beam ! Combined flux in latest and established models = 1.37369 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 67 components and 1.37369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.458029Jy sigma=0.003171 ! Fit after self-cal, rms=0.457375Jy sigma=0.003165 ! Inverting map ! Your choice of large map pixels excluded 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (3.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0548078 Jy ! Component: 100 - total flux cleaned = 0.0978885 Jy ! Total flux subtracted in 100 components = 0.0978885 Jy ! Clean residual min=-0.015620 max=0.040723 Jy/beam ! Clean residual mean=0.000404 rms=0.005925 Jy/beam ! Combined flux in latest and established models = 1.47158 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 80 components and 1.47158 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.446887Jy sigma=0.002975 ! Fit after self-cal, rms=0.446444Jy sigma=0.002970 ! Inverting map ! Your choice of large map pixels excluded 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (-3, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0432787 Jy ! Component: 100 - total flux cleaned = 0.0789825 Jy ! Total flux subtracted in 100 components = 0.0789825 Jy ! Clean residual min=-0.013547 max=0.027728 Jy/beam ! Clean residual mean=0.000346 rms=0.005133 Jy/beam ! Combined flux in latest and established models = 1.55057 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 89 components and 1.55057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.439536Jy sigma=0.002837 ! Fit after self-cal, rms=0.439325Jy sigma=0.002835 ! Inverting map ! Your choice of large map pixels excluded 0.647% 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 0.647% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7232 mas, bmaj=2.071 mas, bpa=-5.407 degrees ! Estimated noise=335.597 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 = 0.0587564 Jy ! Component: 100 - total flux cleaned = 0.105455 Jy ! Component: 150 - total flux cleaned = 0.144541 Jy ! Component: 200 - total flux cleaned = 0.177594 Jy ! Total flux subtracted in 200 components = 0.177594 Jy ! Clean residual min=-0.017687 max=0.035781 Jy/beam ! Clean residual mean=0.000241 rms=0.007121 Jy/beam ! Combined flux in latest and established models = 1.72816 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 127 components and 1.72816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428584Jy sigma=0.002608 ! Fit after self-cal, rms=0.428267Jy sigma=0.002603 ! Inverting map ! Your choice of large map pixels excluded 0.647% 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. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 GC 1.08 HN 1.00 ! KK 0.90 KP 1.00 LA 0.93 MK 0.99 ! NL 1.03 NY 1.00* ON 1.00* OV 0.99 ! PT 0.99 SC 1.02 WF 0.97 MC 1.07 ! GN 1.00 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.00* GC 1.13 HN 1.03 ! KK 0.96 KP 1.00* LA 1.00* MK 1.00* ! NL 1.11 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 GC 1.07 HN 1.04 ! KK 0.89 KP 1.03 LA 0.89 MK 1.00 ! NL 1.04 NY 1.00* ON 1.00* OV 0.99 ! PT 0.98 SC 1.02 WF 0.96 MC 1.05 ! GN 1.01 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00* GC 1.06 HN 1.11 ! KK 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.15 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 GC 1.14 HN 1.01 ! KK 0.96 KP 1.05 LA 0.89 MK 0.99 ! NL 1.00 NY 1.00* ON 1.00* OV 0.96 ! PT 1.01 SC 1.06 WF 0.95 MC 1.28 ! GN 1.03 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* GC 0.89 HN 1.06 ! KK 1.10 KP 1.00* LA 1.00* MK 1.00* ! NL 1.16 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.91 GC 1.06 HN 1.06 ! KK 0.95 KP 1.03 LA 0.91 MK 0.95 ! NL 1.02 NY 1.00* ON 1.00* OV 0.99 ! PT 0.96 SC 1.02 WF 1.03 MC 1.16 ! GN 1.01 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 FD 1.00* GC 1.00 HN 1.15 ! KK 0.91 KP 1.00* LA 1.00* MK 1.00* ! NL 1.17 NY 1.00* ON 1.00* OV 1.00* ! PT 1.00* SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.428267Jy sigma=0.002603 ! Fit after self-cal, rms=0.411856Jy sigma=0.002484 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7286 mas, bmaj=2.099 mas, bpa=-5.92 degrees ! Estimated noise=327.122 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 (-7, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241151 Jy ! Component: 100 - total flux cleaned = 0.0356938 Jy ! Component: 150 - total flux cleaned = 0.0434144 Jy ! Component: 200 - total flux cleaned = 0.0501148 Jy ! Total flux subtracted in 200 components = 0.0501148 Jy ! Clean residual min=-0.009667 max=0.017562 Jy/beam ! Clean residual mean=0.000238 rms=0.003317 Jy/beam ! Combined flux in latest and established models = 1.77827 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 156 components and 1.77827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410412Jy sigma=0.002451 ! Fit after self-cal, rms=0.410359Jy sigma=0.002448 ! Inverting map ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (4.4, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163876 Jy ! Component: 100 - total flux cleaned = 0.0242704 Jy ! Component: 150 - total flux cleaned = 0.030413 Jy ! Component: 200 - total flux cleaned = 0.0333588 Jy ! Total flux subtracted in 200 components = 0.0333588 Jy ! Clean residual min=-0.009626 max=0.013943 Jy/beam ! Clean residual mean=0.000174 rms=0.002886 Jy/beam ! Combined flux in latest and established models = 1.81163 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 178 components and 1.81163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.409590Jy sigma=0.002431 ! Fit after self-cal, rms=0.409576Jy sigma=0.002430 ! Inverting map ! Your choice of large map pixels excluded 0.652% 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=0.409576Jy sigma=0.002430 ! Fit after self-cal, rms=0.365065Jy sigma=0.002401 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7315 mas, bmaj=2.106 mas, bpa=-5.981 degrees ! Estimated noise=324.986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695798 Jy ! Component: 100 - total flux cleaned = 0.0123554 Jy ! Component: 150 - total flux cleaned = 0.0169585 Jy ! Component: 200 - total flux cleaned = 0.020966 Jy ! Total flux subtracted in 200 components = 0.020966 Jy ! Clean residual min=-0.006185 max=0.010847 Jy/beam ! Clean residual mean=0.000131 rms=0.002091 Jy/beam ! Combined flux in latest and established models = 1.8326 Jy selfcal ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 201 components and 1.8326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.364625Jy sigma=0.002392 ! Fit after self-cal, rms=0.364646Jy sigma=0.002391 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 (-14, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00935384 Jy ! Component: 100 - total flux cleaned = 0.0144568 Jy ! Component: 150 - total flux cleaned = 0.0189137 Jy ! Component: 200 - total flux cleaned = 0.0226814 Jy ! Total flux subtracted in 200 components = 0.0226814 Jy ! Clean residual min=-0.005670 max=0.009329 Jy/beam ! Clean residual mean=0.000108 rms=0.001801 Jy/beam ! Combined flux in latest and established models = 1.85528 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 230 components and 1.85528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.364284Jy sigma=0.002384 ! Fit after self-cal, rms=0.364270Jy sigma=0.002384 ! Inverting map ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Added new window around map position (-5, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00868351 Jy ! Component: 100 - total flux cleaned = 0.0129927 Jy ! Component: 150 - total flux cleaned = 0.0153184 Jy ! Component: 200 - total flux cleaned = 0.0170659 Jy ! Total flux subtracted in 200 components = 0.0170659 Jy ! Clean residual min=-0.006257 max=0.006724 Jy/beam ! Clean residual mean=0.000080 rms=0.001626 Jy/beam ! Combined flux in latest and established models = 1.87235 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 253 components and 1.87235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363948Jy sigma=0.002379 ! Fit after self-cal, rms=0.363950Jy sigma=0.002378 ! Inverting map ! Your choice of large map pixels excluded 0.652% 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=0.363950Jy sigma=0.002378 ! Fit after self-cal, rms=0.363947Jy sigma=0.002375 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.7311 mas, bmaj=2.108 mas, bpa=-5.956 degrees ! Estimated noise=322.971 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00429997 Jy ! Component: 100 - total flux cleaned = 0.00818644 Jy ! Component: 150 - total flux cleaned = 0.0115979 Jy ! Component: 200 - total flux cleaned = 0.0140081 Jy ! Total flux subtracted in 200 components = 0.0140081 Jy ! Clean residual min=-0.004650 max=0.006553 Jy/beam ! Clean residual mean=0.000105 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 1.88635 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 267 components and 1.88635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363741Jy sigma=0.002371 ! Fit after self-cal, rms=0.363742Jy sigma=0.002371 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 (11.2, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00631888 Jy ! Component: 100 - total flux cleaned = 0.0101642 Jy ! Component: 150 - total flux cleaned = 0.0137832 Jy ! Component: 200 - total flux cleaned = 0.0157452 Jy ! Total flux subtracted in 200 components = 0.0157452 Jy ! Clean residual min=-0.004526 max=0.005223 Jy/beam ! Clean residual mean=0.000083 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 1.9021 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 283 components and 1.9021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363572Jy sigma=0.002368 ! Fit after self-cal, rms=0.363572Jy sigma=0.002368 ! Inverting map ! Your choice of large map pixels excluded 0.652% 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=0.363572Jy sigma=0.002368 ! Fit after self-cal, rms=0.362408Jy sigma=0.002368 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=2.01 mas, bmaj=3.893 mas, bpa=-2.525 degrees ! Estimated noise=422.146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00955868 Jy ! Component: 100 - total flux cleaned = 0.017103 Jy ! Component: 150 - total flux cleaned = 0.0232464 Jy ! Component: 200 - total flux cleaned = 0.0267731 Jy ! Total flux subtracted in 200 components = 0.0267731 Jy ! Clean residual min=-0.005857 max=0.007045 Jy/beam ! Clean residual mean=0.000175 rms=0.002011 Jy/beam ! Combined flux in latest and established models = 1.92887 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 307 components and 1.92887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362277Jy sigma=0.002365 ! Fit after self-cal, rms=0.362275Jy sigma=0.002365 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 = 0.00383682 Jy ! Component: 100 - total flux cleaned = 0.00556701 Jy ! Component: 150 - total flux cleaned = 0.00712023 Jy ! Component: 200 - total flux cleaned = 0.00824142 Jy ! Total flux subtracted in 200 components = 0.00824142 Jy ! Clean residual min=-0.005562 max=0.005855 Jy/beam ! Clean residual mean=0.000143 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 1.93711 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 328 components and 1.93711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362215Jy sigma=0.002364 ! Fit after self-cal, rms=0.362214Jy sigma=0.002364 ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.731 mas, bmaj=2.108 mas, bpa=-5.928 degrees ! Estimated noise=322.079 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.731 x 2.108 at -5.928 degrees (North through East) ! Clean map min=-0.0042861 max=0.43151 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 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.6159 mas, bmaj=1.82 mas, bpa=-3.362 degrees ! Estimated noise=632.511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.362522 Jy ! Component: 100 - total flux cleaned = 0.589411 Jy ! Component: 150 - total flux cleaned = 0.765261 Jy ! Component: 200 - total flux cleaned = 0.904656 Jy ! Total flux subtracted in 200 components = 0.904656 Jy ! Clean residual min=-0.030929 max=0.087207 Jy/beam ! Clean residual mean=0.000817 rms=0.012282 Jy/beam ! Combined flux in latest and established models = 0.904657 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.904657 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.731 mas, bmaj=2.108 mas, bpa=-5.928 degrees ! Estimated noise=322.079 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 (0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18544 Jy ! Component: 100 - total flux cleaned = 0.314702 Jy ! Component: 150 - total flux cleaned = 0.414402 Jy ! Component: 200 - total flux cleaned = 0.493633 Jy ! Total flux subtracted in 200 components = 0.493633 Jy ! Clean residual min=-0.025849 max=0.047645 Jy/beam ! Clean residual mean=0.000728 rms=0.010542 Jy/beam ! Combined flux in latest and established models = 1.39829 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 69 components and 1.39829 Jy ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 = 0.0654558 Jy ! Component: 100 - total flux cleaned = 0.120493 Jy ! Component: 150 - total flux cleaned = 0.167333 Jy ! Component: 200 - total flux cleaned = 0.207424 Jy ! Total flux subtracted in 200 components = 0.207424 Jy ! Clean residual min=-0.015034 max=0.024793 Jy/beam ! Clean residual mean=0.000482 rms=0.005883 Jy/beam ! Combined flux in latest and established models = 1.60571 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 102 components and 1.60571 Jy ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=2.01 mas, bmaj=3.893 mas, bpa=-2.525 degrees ! Estimated noise=422.146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0703534 Jy ! Component: 100 - total flux cleaned = 0.119863 Jy ! Component: 150 - total flux cleaned = 0.156842 Jy ! Component: 200 - total flux cleaned = 0.185272 Jy ! Total flux subtracted in 200 components = 0.185272 Jy ! Clean residual min=-0.011633 max=0.016963 Jy/beam ! Clean residual mean=0.000620 rms=0.005221 Jy/beam ! Combined flux in latest and established models = 1.79099 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 = 0.0228881 Jy ! Component: 100 - total flux cleaned = 0.0415247 Jy ! Component: 150 - total flux cleaned = 0.0570941 Jy ! Component: 200 - total flux cleaned = 0.0704703 Jy ! Total flux subtracted in 200 components = 0.0704703 Jy ! Clean residual min=-0.008454 max=0.009322 Jy/beam ! Clean residual mean=0.000388 rms=0.003085 Jy/beam ! Combined flux in latest and established models = 1.86146 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 159 components and 1.86146 Jy ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 0.652% of the data. ! The x-axis pixel size should ideally be below 0.1959 milli-arcsec ! Estimated beam: bmin=0.731 mas, bmaj=2.108 mas, bpa=-5.928 degrees ! Estimated noise=322.079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112502 Jy ! Component: 100 - total flux cleaned = 0.0196325 Jy ! Component: 150 - total flux cleaned = 0.0262859 Jy ! Component: 200 - total flux cleaned = 0.0314872 Jy ! Total flux subtracted in 200 components = 0.0314872 Jy ! Clean residual min=-0.005834 max=0.005934 Jy/beam ! Clean residual mean=0.000116 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 1.89294 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 184 components and 1.89294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362830Jy sigma=0.002372 ! Fit after self-cal, rms=0.362582Jy sigma=0.002369 wmodel J0241-0815_X_1998_10_01_pus_map.mod ! Writing 184 model components to file: J0241-0815_X_1998_10_01_pus_map.mod wobs J0241-0815_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0241-0815_X_1998_10_01_pus_uvs.fits wwins J0241-0815_X_1998_10_01_pus_map.win ! wwins: Wrote 13 windows to J0241-0815_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 0.652% 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 = 0.00168916 Jy ! Component: 100 - total flux cleaned = 0.00214425 Jy ! Component: 150 - total flux cleaned = 0.00257398 Jy ! Component: 200 - total flux cleaned = 0.00314698 Jy ! Component: 250 - total flux cleaned = 0.00369922 Jy ! Component: 300 - total flux cleaned = 0.00430821 Jy ! Component: 350 - total flux cleaned = 0.00504887 Jy ! Component: 400 - total flux cleaned = 0.00584277 Jy ! Component: 450 - total flux cleaned = 0.0062653 Jy ! Component: 500 - total flux cleaned = 0.00675157 Jy ! Component: 550 - total flux cleaned = 0.00722846 Jy ! Component: 600 - total flux cleaned = 0.00769676 Jy ! Component: 650 - total flux cleaned = 0.00809013 Jy ! Component: 700 - total flux cleaned = 0.00854198 Jy ! Component: 750 - total flux cleaned = 0.00886007 Jy ! Component: 800 - total flux cleaned = 0.00917425 Jy ! Component: 850 - total flux cleaned = 0.0096704 Jy ! Component: 900 - total flux cleaned = 0.0099757 Jy ! Component: 950 - total flux cleaned = 0.0102782 Jy ! Component: 1000 - total flux cleaned = 0.0105772 Jy ! Component: 1050 - total flux cleaned = 0.0110487 Jy ! Component: 1100 - total flux cleaned = 0.0113392 Jy ! Component: 1150 - total flux cleaned = 0.0116844 Jy ! Component: 1200 - total flux cleaned = 0.0117983 Jy ! Component: 1250 - total flux cleaned = 0.0121376 Jy ! Component: 1300 - total flux cleaned = 0.0124727 Jy ! Component: 1350 - total flux cleaned = 0.0126385 Jy ! Component: 1400 - total flux cleaned = 0.0129669 Jy ! Component: 1450 - total flux cleaned = 0.0132929 Jy ! Component: 1500 - total flux cleaned = 0.0135085 Jy ! Component: 1550 - total flux cleaned = 0.013828 Jy ! Component: 1600 - total flux cleaned = 0.0141973 Jy ! Component: 1650 - total flux cleaned = 0.0145619 Jy ! Component: 1700 - total flux cleaned = 0.014717 Jy ! Component: 1750 - total flux cleaned = 0.0148199 Jy ! Component: 1800 - total flux cleaned = 0.0153274 Jy ! Component: 1850 - total flux cleaned = 0.0154784 Jy ! Component: 1900 - total flux cleaned = 0.0157278 Jy ! Component: 1950 - total flux cleaned = 0.0160736 Jy ! Component: 2000 - total flux cleaned = 0.0164652 Jy ! Total flux subtracted in 2048 components = 0.0167079 Jy ! Clean residual min=-0.002670 max=0.002739 Jy/beam ! Clean residual mean=0.000087 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 1.90965 Jy keep ! Adding 168 model components to the UV plane model. ! The established model now contains 348 components and 1.90965 Jy ![Exited script file: muppet] wmap "J0241-0815_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.652% 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: 0.731 x 2.108 at -5.928 degrees (North through East) ! Clean map min=-0.0038775 max=0.42804 Jy/beam ! Writing clean map to FITS file: J0241-0815_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 0.428036 invert ! Inverting map ! Your choice of large map pixels excluded 0.652% 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 0.000959865 device "J0241-0815_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0241-0815_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.672746 0.672746 1.34549 2.69098 5.38197 10.7639 21.5279 43.0557 86.1115 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.428 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.731 x 2.108 at -5.928 degrees (North through East) ! Clean map min=-0.0038775 max=0.42804 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0241-0815_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0241-0815_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0241-0815_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:51:10 2008