! Started logfile: J1158+2450_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:56:01 2013 obs J1158+2450_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1158+2450_X_2001_03_12_pus_uva.fits ! AN table 1: 203 integrations on 136 of 136 possible baselines. ! AN table 2: 34 integrations on 136 of 136 possible baselines. ! AN table 3: 122 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.221326 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1158+2450 ! ! 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 1753 lines of history. ! ! Reading 43224 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 J1158+2450_X_2001_03_12_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 1351 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! A total of 2038 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1411 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! A total of 2038 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1412 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! A total of 2038 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1569 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! A total of 2038 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.933753Jy sigma=0.009205 ! Fit after self-cal, rms=0.909591Jy sigma=0.009025 ! 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.5813 mas, bmaj=1.352 mas, bpa=-9.102 degrees ! Estimated noise=1098.08 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 = 0.0659792 Jy ! Component: 100 - total flux cleaned = 0.0861359 Jy ! Total flux subtracted in 100 components = 0.0861359 Jy ! Clean residual min=-0.010533 max=0.014817 Jy/beam ! Clean residual mean=-0.000047 rms=0.002955 Jy/beam ! Combined flux in latest and established models = 0.0861359 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0861359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145574Jy sigma=0.001427 ! Fit after self-cal, rms=0.145515Jy sigma=0.001426 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.7826 mas, bmaj=1.916 mas, bpa=-1.78 degrees ! Estimated noise=370.733 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 = 0.030831 Jy ! Component: 100 - total flux cleaned = 0.049142 Jy ! Component: 150 - total flux cleaned = 0.0609677 Jy ! Component: 200 - total flux cleaned = 0.0686125 Jy ! Total flux subtracted in 200 components = 0.0686125 Jy ! Clean residual min=-0.014504 max=0.025338 Jy/beam ! Clean residual mean=-0.000084 rms=0.005328 Jy/beam ! Combined flux in latest and established models = 0.154748 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 35 components and 0.154748 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139786Jy sigma=0.001341 ! Fit after self-cal, rms=0.139607Jy sigma=0.001338 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.02 HH 1.00* HN 1.14 ! KK 1.29 KP 0.91 LA 0.71 MA 1.00* ! MC 1.00* MK 1.29 NL 1.33 ON 1.00* ! OV 1.28 PT 0.72 SC 1.00 TS 1.00* ! WZ 1.48 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.54 FD 1.00 HH 1.00* HN 1.22 ! KK 1.28 KP 0.89 LA 0.70 MA 1.00* ! MC 1.00* MK 1.34 NL 1.31 ON 1.00* ! OV 1.37 PT 0.72 SC 0.96 TS 1.00* ! WZ 1.60 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 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 1.35 FD 0.95 HH 1.00* HN 1.18 ! KK 1.32 KP 0.86 LA 0.76 MA 1.00* ! MC 1.00* MK 1.30 NL 1.28 ON 1.00* ! OV 1.39 PT 0.79 SC 0.99 TS 1.00* ! WZ 1.41 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 0.94 HH 1.00* HN 1.17 ! KK 1.40 KP 0.90 LA 0.72 MA 1.00* ! MC 1.00* MK 1.42 NL 1.26 ON 1.00* ! OV 1.50 PT 0.78 SC 0.92 TS 1.00* ! WZ 1.38 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Fit before self-cal, rms=0.139607Jy sigma=0.001338 ! Fit after self-cal, rms=0.180154Jy sigma=0.001284 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.8371 mas, bmaj=2.035 mas, bpa=0.2197 degrees ! Estimated noise=398.26 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 = -0.000422949 Jy ! Component: 100 - total flux cleaned = -0.000669649 Jy ! Component: 150 - total flux cleaned = -0.000893162 Jy ! Component: 200 - total flux cleaned = -0.00117016 Jy ! Total flux subtracted in 200 components = -0.00117016 Jy ! Clean residual min=-0.010223 max=0.020101 Jy/beam ! Clean residual mean=-0.000009 rms=0.004191 Jy/beam ! Combined flux in latest and established models = 0.153578 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 37 components and 0.153578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179865Jy sigma=0.001283 ! Fit after self-cal, rms=0.182241Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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=0.182241Jy sigma=0.001277 ! Fit after self-cal, rms=0.194895Jy sigma=0.001276 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.8402 mas, bmaj=2.047 mas, bpa=0.8179 degrees ! Estimated noise=407.434 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121808 Jy ! Component: 100 - total flux cleaned = 0.000703891 Jy ! Component: 150 - total flux cleaned = 0.000283628 Jy ! Component: 200 - total flux cleaned = -6.01594e-05 Jy ! Total flux subtracted in 200 components = -6.01594e-05 Jy ! Clean residual min=-0.009896 max=0.018918 Jy/beam ! Clean residual mean=-0.000002 rms=0.004070 Jy/beam ! Combined flux in latest and established models = 0.153518 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 37 components and 0.153518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194667Jy sigma=0.001276 ! Fit after self-cal, rms=0.194974Jy sigma=0.001275 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 (15.2, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166217 Jy ! Component: 100 - total flux cleaned = 0.0247567 Jy ! Component: 150 - total flux cleaned = 0.0274394 Jy ! Component: 200 - total flux cleaned = 0.0289383 Jy ! Total flux subtracted in 200 components = 0.0289383 Jy ! Clean residual min=-0.009236 max=0.013043 Jy/beam ! Clean residual mean=-0.000002 rms=0.003132 Jy/beam ! Combined flux in latest and established models = 0.182456 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.182457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193550Jy sigma=0.001251 ! Fit after self-cal, rms=0.192375Jy sigma=0.001247 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (-2.4, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00990524 Jy ! Component: 100 - total flux cleaned = 0.0126901 Jy ! Component: 150 - total flux cleaned = 0.0140592 Jy ! Component: 200 - total flux cleaned = 0.0151951 Jy ! Total flux subtracted in 200 components = 0.0151951 Jy ! Clean residual min=-0.007795 max=0.011859 Jy/beam ! Clean residual mean=0.000019 rms=0.002650 Jy/beam ! Combined flux in latest and established models = 0.197652 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 87 components and 0.197652 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190875Jy sigma=0.001234 ! Fit after self-cal, rms=0.189594Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (7.4, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112073 Jy ! Component: 100 - total flux cleaned = 0.0158902 Jy ! Component: 150 - total flux cleaned = 0.0182579 Jy ! Component: 200 - total flux cleaned = 0.020089 Jy ! Total flux subtracted in 200 components = 0.020089 Jy ! Clean residual min=-0.008076 max=0.010619 Jy/beam ! Clean residual mean=0.000018 rms=0.002323 Jy/beam ! Combined flux in latest and established models = 0.217741 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 101 components and 0.217741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188499Jy sigma=0.001221 ! Fit after self-cal, rms=0.188017Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Added new window around map position (-1.6, 19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00927199 Jy ! Component: 100 - total flux cleaned = 0.0152376 Jy ! Component: 150 - total flux cleaned = 0.0187821 Jy ! Component: 200 - total flux cleaned = 0.0205246 Jy ! Total flux subtracted in 200 components = 0.0205246 Jy ! Clean residual min=-0.007469 max=0.007821 Jy/beam ! Clean residual mean=0.000009 rms=0.002021 Jy/beam ! Combined flux in latest and established models = 0.238265 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 123 components and 0.238265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187237Jy sigma=0.001213 ! Fit after self-cal, rms=0.186785Jy sigma=0.001212 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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=0.186785Jy sigma=0.001212 ! Fit after self-cal, rms=0.174209Jy sigma=0.001205 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.8446 mas, bmaj=2.03 mas, bpa=1.981 degrees ! Estimated noise=394.857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00546163 Jy ! Component: 100 - total flux cleaned = 0.00942694 Jy ! Component: 150 - total flux cleaned = 0.0110529 Jy ! Component: 200 - total flux cleaned = 0.0122661 Jy ! Total flux subtracted in 200 components = 0.0122661 Jy ! Clean residual min=-0.004269 max=0.005862 Jy/beam ! Clean residual mean=0.000007 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.250531 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 152 components and 0.250531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173918Jy sigma=0.001202 ! Fit after self-cal, rms=0.173344Jy sigma=0.001201 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 = 0.00281506 Jy ! Component: 100 - total flux cleaned = 0.00399592 Jy ! Component: 150 - total flux cleaned = 0.00486146 Jy ! Component: 200 - total flux cleaned = 0.00536835 Jy ! Total flux subtracted in 200 components = 0.00536835 Jy ! Clean residual min=-0.004479 max=0.005442 Jy/beam ! Clean residual mean=0.000007 rms=0.001366 Jy/beam ! Combined flux in latest and established models = 0.2559 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 159 components and 0.2559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173184Jy sigma=0.001200 ! Fit after self-cal, rms=0.173058Jy sigma=0.001200 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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=0.173058Jy sigma=0.001200 ! Fit after self-cal, rms=0.170258Jy sigma=0.001199 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=2.202 mas, bmaj=3.214 mas, bpa=-2.773 degrees ! Estimated noise=445.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239982 Jy ! Component: 100 - total flux cleaned = 0.00285499 Jy ! Component: 150 - total flux cleaned = 0.00407602 Jy ! Component: 200 - total flux cleaned = 0.00503932 Jy ! Total flux subtracted in 200 components = 0.00503932 Jy ! Clean residual min=-0.005421 max=0.006482 Jy/beam ! Clean residual mean=0.000003 rms=0.001781 Jy/beam ! Combined flux in latest and established models = 0.260939 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 178 components and 0.260939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170169Jy sigma=0.001197 ! Fit after self-cal, rms=0.169944Jy sigma=0.001197 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 = 0.000401423 Jy ! Component: 100 - total flux cleaned = 0.000973614 Jy ! Component: 150 - total flux cleaned = 0.00159071 Jy ! Component: 200 - total flux cleaned = 0.00206441 Jy ! Total flux subtracted in 200 components = 0.00206441 Jy ! Clean residual min=-0.004774 max=0.006425 Jy/beam ! Clean residual mean=0.000002 rms=0.001652 Jy/beam ! Combined flux in latest and established models = 0.263004 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 184 components and 0.263004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169921Jy sigma=0.001196 ! Fit after self-cal, rms=0.169846Jy sigma=0.001196 ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.8425 mas, bmaj=2.024 mas, bpa=2.296 degrees ! Estimated noise=393.644 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8425 x 2.024 at 2.296 degrees (North through East) ! Clean map min=-0.010235 max=0.10544 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 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.6088 mas, bmaj=1.387 mas, bpa=-4.33 degrees ! Estimated noise=1337.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0758012 Jy ! Component: 100 - total flux cleaned = 0.104294 Jy ! Component: 150 - total flux cleaned = 0.123549 Jy ! Component: 200 - total flux cleaned = 0.139333 Jy ! Total flux subtracted in 200 components = 0.139333 Jy ! Clean residual min=-0.012175 max=0.012924 Jy/beam ! Clean residual mean=-0.000007 rms=0.002931 Jy/beam ! Combined flux in latest and established models = 0.139333 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.139333 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.8425 mas, bmaj=2.024 mas, bpa=2.296 degrees ! Estimated noise=393.644 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 = 0.0218857 Jy ! Component: 100 - total flux cleaned = 0.0374393 Jy ! Component: 150 - total flux cleaned = 0.0485826 Jy ! Component: 200 - total flux cleaned = 0.0571458 Jy ! Total flux subtracted in 200 components = 0.0571458 Jy ! Clean residual min=-0.008116 max=0.011307 Jy/beam ! Clean residual mean=-0.000009 rms=0.002713 Jy/beam ! Combined flux in latest and established models = 0.196479 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 60 components and 0.196479 Jy ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 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 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=2.202 mas, bmaj=3.214 mas, bpa=-2.773 degrees ! Estimated noise=445.944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157986 Jy ! Component: 100 - total flux cleaned = 0.0261146 Jy ! Component: 150 - total flux cleaned = 0.0328905 Jy ! Component: 200 - total flux cleaned = 0.0384938 Jy ! Total flux subtracted in 200 components = 0.0384938 Jy ! Clean residual min=-0.007740 max=0.007277 Jy/beam ! Clean residual mean=-0.000002 rms=0.002706 Jy/beam ! Combined flux in latest and established models = 0.234972 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 = 0.00503423 Jy ! Component: 100 - total flux cleaned = 0.00961704 Jy ! Component: 150 - total flux cleaned = 0.0135785 Jy ! Component: 200 - total flux cleaned = 0.0166838 Jy ! Total flux subtracted in 200 components = 0.0166838 Jy ! Clean residual min=-0.006143 max=0.005551 Jy/beam ! Clean residual mean=-0.000002 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 0.251656 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 116 components and 0.251656 Jy ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! Estimated beam: bmin=0.8425 mas, bmaj=2.024 mas, bpa=2.296 degrees ! Estimated noise=393.644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331671 Jy ! Component: 100 - total flux cleaned = 0.00413659 Jy ! Component: 150 - total flux cleaned = 0.0051902 Jy ! Component: 200 - total flux cleaned = 0.00672095 Jy ! Total flux subtracted in 200 components = 0.00672095 Jy ! Clean residual min=-0.004442 max=0.005435 Jy/beam ! Clean residual mean=-0.000001 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 0.258377 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 136 components and 0.258377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170271Jy sigma=0.001199 ! Fit after self-cal, rms=0.170081Jy sigma=0.001197 wmodel J1158+2450_X_2001_03_12_pus_map.mod ! Writing 136 model components to file: J1158+2450_X_2001_03_12_pus_map.mod wobs J1158+2450_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1158+2450_X_2001_03_12_pus_uvs.fits wwins J1158+2450_X_2001_03_12_pus_map.win ! wwins: Wrote 5 windows to J1158+2450_X_2001_03_12_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 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022131 Jy ! Component: 100 - total flux cleaned = 0.0028513 Jy ! Component: 150 - total flux cleaned = 0.00314541 Jy ! Component: 200 - total flux cleaned = 0.00356487 Jy ! Component: 250 - total flux cleaned = 0.00363348 Jy ! Component: 300 - total flux cleaned = 0.0039485 Jy ! Component: 350 - total flux cleaned = 0.00418963 Jy ! Component: 400 - total flux cleaned = 0.00436406 Jy ! Component: 450 - total flux cleaned = 0.00464551 Jy ! Component: 500 - total flux cleaned = 0.00513224 Jy ! Component: 550 - total flux cleaned = 0.00549744 Jy ! Component: 600 - total flux cleaned = 0.00585376 Jy ! Component: 650 - total flux cleaned = 0.00629767 Jy ! Component: 700 - total flux cleaned = 0.00658514 Jy ! Component: 750 - total flux cleaned = 0.00686453 Jy ! Component: 800 - total flux cleaned = 0.00713684 Jy ! Component: 850 - total flux cleaned = 0.00766739 Jy ! Component: 900 - total flux cleaned = 0.00796916 Jy ! Component: 950 - total flux cleaned = 0.00826437 Jy ! Component: 1000 - total flux cleaned = 0.00847151 Jy ! Component: 1050 - total flux cleaned = 0.0087962 Jy ! Component: 1100 - total flux cleaned = 0.00907521 Jy ! Component: 1150 - total flux cleaned = 0.00938721 Jy ! Component: 1200 - total flux cleaned = 0.00965452 Jy ! Component: 1250 - total flux cleaned = 0.00991687 Jy ! Component: 1300 - total flux cleaned = 0.0100647 Jy ! Component: 1350 - total flux cleaned = 0.0102816 Jy ! Component: 1400 - total flux cleaned = 0.0103874 Jy ! Component: 1450 - total flux cleaned = 0.0105262 Jy ! Component: 1500 - total flux cleaned = 0.0107665 Jy ! Component: 1550 - total flux cleaned = 0.0109691 Jy ! Component: 1600 - total flux cleaned = 0.011102 Jy ! Component: 1650 - total flux cleaned = 0.0113316 Jy ! Component: 1700 - total flux cleaned = 0.0115899 Jy ! Component: 1750 - total flux cleaned = 0.0118436 Jy ! Component: 1800 - total flux cleaned = 0.0120935 Jy ! Component: 1850 - total flux cleaned = 0.0123084 Jy ! Component: 1900 - total flux cleaned = 0.0124902 Jy ! Component: 1950 - total flux cleaned = 0.0127592 Jy ! Component: 2000 - total flux cleaned = 0.0129357 Jy ! Total flux subtracted in 2048 components = 0.0131679 Jy ! Clean residual min=-0.001445 max=0.001709 Jy/beam ! Clean residual mean=0.000002 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.271545 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 271 components and 0.271545 Jy ![Exited script file: muppet] wmap "J1158+2450_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8425 x 2.024 at 2.296 degrees (North through East) ! Clean map min=-0.0079842 max=0.10709 Jy/beam ! Writing clean map to FITS file: J1158+2450_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.107087 invert ! Inverting map ! Your choice of large map pixels excluded 1.01% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000557503 device "J1158+2450_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1158+2450_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.56182 1.56182 3.12364 6.24728 12.4946 24.9891 49.9783 99.9565 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.107 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8425 x 2.024 at 2.296 degrees (North through East) ! Clean map min=-0.0079842 max=0.10709 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1158+2450_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:56:12 2013