! Started logfile: J2337-0230_X_2009_04_21_pus_uvs.log on Sun Jan 23 19:05:03 2011 obs J2337-0230_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J2337-0230_X_2009_04_21_pus_uva.fits ! AN table 1: 50 integrations on 120 of 120 possible baselines. ! AN table 2: 97 integrations on 120 of 120 possible baselines. ! AN table 3: 32 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.178911 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2337-0230 ! ! 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 3301 lines of history. ! ! Reading 15372 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 J2337-0230_X_2009_04_21_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 767 telescope corrections were flagged in sub-array 1. ! A total of 890 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 767 telescope corrections were flagged in sub-array 1. ! A total of 890 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 767 telescope corrections were flagged in sub-array 1. ! A total of 890 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 767 telescope corrections were flagged in sub-array 1. ! A total of 890 telescope corrections were flagged in sub-array 2. ! A total of 242 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.858908Jy sigma=0.008178 ! Fit after self-cal, rms=0.576625Jy sigma=0.005686 ! 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.5449 mas, bmaj=1.805 mas, bpa=-3.013 degrees ! Estimated noise=905.349 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 = 0.306888 Jy ! Component: 100 - total flux cleaned = 0.406147 Jy ! Total flux subtracted in 100 components = 0.406147 Jy ! Clean residual min=-0.019488 max=0.045164 Jy/beam ! Clean residual mean=0.000005 rms=0.004617 Jy/beam ! Combined flux in latest and established models = 0.406147 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.406147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219326Jy sigma=0.002033 ! Fit after self-cal, rms=0.218932Jy sigma=0.002029 ! Inverting map ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Added new window around map position (0.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0549514 Jy ! Component: 100 - total flux cleaned = 0.0900299 Jy ! Total flux subtracted in 100 components = 0.0900299 Jy ! Clean residual min=-0.014690 max=0.024375 Jy/beam ! Clean residual mean=0.000032 rms=0.003329 Jy/beam ! Combined flux in latest and established models = 0.496177 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.496177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188246Jy sigma=0.001714 ! Fit after self-cal, rms=0.187766Jy sigma=0.001709 ! Inverting map ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258018 Jy ! Component: 100 - total flux cleaned = 0.0425225 Jy ! Total flux subtracted in 100 components = 0.0425225 Jy ! Clean residual min=-0.013378 max=0.015534 Jy/beam ! Clean residual mean=0.000044 rms=0.002917 Jy/beam ! Combined flux in latest and established models = 0.538699 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.538699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179059Jy sigma=0.001622 ! Fit after self-cal, rms=0.178864Jy sigma=0.001620 ! Inverting map ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.6977 mas, bmaj=2.245 mas, bpa=-4.362 degrees ! Estimated noise=616.459 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 = 0.0305684 Jy ! Component: 100 - total flux cleaned = 0.0468847 Jy ! Component: 150 - total flux cleaned = 0.0566826 Jy ! Component: 200 - total flux cleaned = 0.0627056 Jy ! Total flux subtracted in 200 components = 0.0627056 Jy ! Clean residual min=-0.014250 max=0.016542 Jy/beam ! Clean residual mean=0.000023 rms=0.003556 Jy/beam ! Combined flux in latest and established models = 0.601405 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.601405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173252Jy sigma=0.001570 ! Fit after self-cal, rms=0.173096Jy sigma=0.001568 ! Inverting map ! Your choice of large map pixels excluded 0.549% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.85 HN 1.22 KB 1.00* ! KK 1.00* KP 0.94 LA 1.09 MK 0.94 ! NL 0.98 NY 1.00* OV 1.00 PT 1.02 ! SC 1.02 TS 1.23 WZ 0.97 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.83 HN 1.14 KB 1.00* ! KK 1.12 KP 0.92 LA 1.11 MK 1.00 ! NL 0.97 NY 1.00* OV 1.04 PT 1.04 ! SC 0.97 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.86 HN 1.19 KB 1.00* ! KK 1.00* KP 0.88 LA 1.09 MK 0.89 ! NL 0.97 NY 1.00* OV 1.00 PT 1.05 ! SC 1.02 TS 1.21 WZ 1.01 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.84 HN 1.18 KB 1.00* ! KK 1.06 KP 0.90 LA 1.07 MK 1.01 ! NL 0.96 NY 1.00* OV 1.02 PT 1.09 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.84 HN 1.21 KB 1.00* ! KK 1.00* KP 0.80 LA 1.12 MK 0.95 ! NL 0.99 NY 1.00* OV 1.01 PT 1.10 ! SC 1.03 TS 1.18 WZ 0.98 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.86 HN 1.21 KB 1.00* ! KK 1.06 KP 0.82 LA 1.11 MK 1.00 ! NL 0.99 NY 1.00* OV 1.02 PT 1.08 ! SC 0.98 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.87 HN 1.21 KB 1.00* ! KK 1.00* KP 0.84 LA 1.09 MK 1.00 ! NL 1.01 NY 1.00* OV 1.02 PT 1.06 ! SC 1.07 TS 1.11 WZ 0.97 ZC 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.88 HN 1.19 KB 1.00* ! KK 1.03 KP 0.85 LA 1.09 MK 1.02 ! NL 1.01 NY 1.00* OV 1.05 PT 1.04 ! SC 0.99 TS 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.173096Jy sigma=0.001568 ! Fit after self-cal, rms=0.159824Jy sigma=0.001440 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.7161 mas, bmaj=2.278 mas, bpa=-4.449 degrees ! Estimated noise=623.77 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 = -0.00544519 Jy ! Component: 100 - total flux cleaned = -0.00613076 Jy ! Component: 150 - total flux cleaned = -0.00624728 Jy ! Component: 200 - total flux cleaned = -0.0062489 Jy ! Total flux subtracted in 200 components = -0.0062489 Jy ! Clean residual min=-0.005331 max=0.006503 Jy/beam ! Clean residual mean=0.000023 rms=0.001390 Jy/beam ! Combined flux in latest and established models = 0.595156 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 0.595156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159519Jy sigma=0.001437 ! Fit after self-cal, rms=0.159631Jy sigma=0.001436 ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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=0.159631Jy sigma=0.001436 ! Fit after self-cal, rms=0.158925Jy sigma=0.001427 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.7194 mas, bmaj=2.284 mas, bpa=-4.436 degrees ! Estimated noise=622.758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0041809 Jy ! Component: 100 - total flux cleaned = -0.00479973 Jy ! Component: 150 - total flux cleaned = -0.005044 Jy ! Component: 200 - total flux cleaned = -0.0052545 Jy ! Total flux subtracted in 200 components = -0.0052545 Jy ! Clean residual min=-0.004775 max=0.005876 Jy/beam ! Clean residual mean=0.000010 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 0.589901 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 59 components and 0.589901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158756Jy sigma=0.001426 ! Fit after self-cal, rms=0.158768Jy sigma=0.001426 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 (6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0050431 Jy ! Component: 100 - total flux cleaned = 0.00720427 Jy ! Component: 150 - total flux cleaned = 0.00765996 Jy ! Component: 200 - total flux cleaned = 0.00797583 Jy ! Total flux subtracted in 200 components = 0.00797583 Jy ! Clean residual min=-0.004577 max=0.004011 Jy/beam ! Clean residual mean=0.000004 rms=0.001126 Jy/beam ! Combined flux in latest and established models = 0.597877 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.597877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158584Jy sigma=0.001424 ! Fit after self-cal, rms=0.158572Jy sigma=0.001424 ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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=0.158572Jy sigma=0.001424 ! Fit after self-cal, rms=0.157923Jy sigma=0.001416 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.7221 mas, bmaj=2.29 mas, bpa=-4.425 degrees ! Estimated noise=621.938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00218945 Jy ! Component: 100 - total flux cleaned = -0.00158619 Jy ! Component: 150 - total flux cleaned = -0.0012319 Jy ! Component: 200 - total flux cleaned = -0.00116512 Jy ! Total flux subtracted in 200 components = -0.00116512 Jy ! Clean residual min=-0.003756 max=0.003878 Jy/beam ! Clean residual mean=-0.000001 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.596712 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 81 components and 0.596712 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157812Jy sigma=0.001415 ! Fit after self-cal, rms=0.157815Jy sigma=0.001415 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 = -0.000116443 Jy ! Component: 100 - total flux cleaned = 0.000129578 Jy ! Component: 150 - total flux cleaned = 0.000243012 Jy ! Component: 200 - total flux cleaned = 0.000296265 Jy ! Total flux subtracted in 200 components = 0.000296265 Jy ! Clean residual min=-0.003499 max=0.003759 Jy/beam ! Clean residual mean=-0.000002 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 0.597008 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.597008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157765Jy sigma=0.001415 ! Fit after self-cal, rms=0.157760Jy sigma=0.001415 ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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=0.157760Jy sigma=0.001415 ! Fit after self-cal, rms=0.157731Jy sigma=0.001414 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=2.427 mas, bmaj=3.538 mas, bpa=-7.727 degrees ! Estimated noise=783.536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00163169 Jy ! Component: 100 - total flux cleaned = -0.0014007 Jy ! Component: 150 - total flux cleaned = -0.00144938 Jy ! Component: 200 - total flux cleaned = -0.00158027 Jy ! Total flux subtracted in 200 components = -0.00158027 Jy ! Clean residual min=-0.003666 max=0.004030 Jy/beam ! Clean residual mean=-0.000009 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.595428 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 92 components and 0.595428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157679Jy sigma=0.001414 ! Fit after self-cal, rms=0.157673Jy sigma=0.001414 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 = 5.69225e-05 Jy ! Component: 100 - total flux cleaned = 0.000205084 Jy ! Component: 150 - total flux cleaned = 0.000166495 Jy ! Component: 200 - total flux cleaned = 3.53145e-05 Jy ! Total flux subtracted in 200 components = 3.53145e-05 Jy ! Clean residual min=-0.003637 max=0.003958 Jy/beam ! Clean residual mean=-0.000010 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 0.595463 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 95 components and 0.595463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157677Jy sigma=0.001414 ! Fit after self-cal, rms=0.157671Jy sigma=0.001414 ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.7247 mas, bmaj=2.293 mas, bpa=-4.416 degrees ! Estimated noise=621.279 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7247 x 2.293 at -4.416 degrees (North through East) ! Clean map min=-0.0031673 max=0.43331 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 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.5669 mas, bmaj=1.842 mas, bpa=-3.144 degrees ! Estimated noise=919.865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.318529 Jy ! Component: 100 - total flux cleaned = 0.424246 Jy ! Component: 150 - total flux cleaned = 0.479047 Jy ! Component: 200 - total flux cleaned = 0.513008 Jy ! Total flux subtracted in 200 components = 0.513008 Jy ! Clean residual min=-0.007653 max=0.017955 Jy/beam ! Clean residual mean=-0.000014 rms=0.002093 Jy/beam ! Combined flux in latest and established models = 0.513008 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.513008 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.7247 mas, bmaj=2.293 mas, bpa=-4.416 degrees ! Estimated noise=621.279 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 = 0.0359026 Jy ! Component: 100 - total flux cleaned = 0.0524861 Jy ! Component: 150 - total flux cleaned = 0.0609038 Jy ! Component: 200 - total flux cleaned = 0.0665043 Jy ! Total flux subtracted in 200 components = 0.0665043 Jy ! Clean residual min=-0.003512 max=0.005300 Jy/beam ! Clean residual mean=-0.000001 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.579512 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.579512 Jy ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Added new window around map position (1.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505218 Jy ! Component: 100 - total flux cleaned = 0.00740124 Jy ! Component: 150 - total flux cleaned = 0.00912965 Jy ! Component: 200 - total flux cleaned = 0.0103253 Jy ! Total flux subtracted in 200 components = 0.0103253 Jy ! Clean residual min=-0.003147 max=0.003504 Jy/beam ! Clean residual mean=-0.000001 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.589837 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 65 components and 0.589837 Jy ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 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 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=2.427 mas, bmaj=3.538 mas, bpa=-7.727 degrees ! Estimated noise=783.536 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324135 Jy ! Component: 100 - total flux cleaned = 0.00397615 Jy ! Component: 150 - total flux cleaned = 0.00420515 Jy ! Component: 200 - total flux cleaned = 0.00414439 Jy ! Total flux subtracted in 200 components = 0.00414439 Jy ! Clean residual min=-0.003724 max=0.003828 Jy/beam ! Clean residual mean=-0.000010 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.593982 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 = -5.19843e-05 Jy ! Component: 100 - total flux cleaned = -5.15597e-05 Jy ! Component: 150 - total flux cleaned = -0.000139862 Jy ! Component: 200 - total flux cleaned = -9.89301e-05 Jy ! Total flux subtracted in 200 components = -9.89301e-05 Jy ! Clean residual min=-0.003690 max=0.003772 Jy/beam ! Clean residual mean=-0.000011 rms=0.001112 Jy/beam ! Combined flux in latest and established models = 0.593883 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 90 components and 0.593883 Jy ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! Estimated beam: bmin=0.7247 mas, bmaj=2.293 mas, bpa=-4.416 degrees ! Estimated noise=621.279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000940339 Jy ! Component: 100 - total flux cleaned = -0.000940322 Jy ! Component: 150 - total flux cleaned = -0.00087528 Jy ! Component: 200 - total flux cleaned = -0.000758335 Jy ! Total flux subtracted in 200 components = -0.000758335 Jy ! Clean residual min=-0.002959 max=0.003509 Jy/beam ! Clean residual mean=-0.000003 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.593125 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.593125 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157610Jy sigma=0.001413 ! Fit after self-cal, rms=0.157559Jy sigma=0.001413 wmodel J2337-0230_X_2009_04_21_pus_map.mod ! Writing 104 model components to file: J2337-0230_X_2009_04_21_pus_map.mod wobs J2337-0230_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J2337-0230_X_2009_04_21_pus_uvs.fits wwins J2337-0230_X_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J2337-0230_X_2009_04_21_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 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100932 Jy ! Component: 100 - total flux cleaned = 0.00145323 Jy ! Component: 150 - total flux cleaned = 0.00166459 Jy ! Component: 200 - total flux cleaned = 0.00196478 Jy ! Component: 250 - total flux cleaned = 0.00225434 Jy ! Component: 300 - total flux cleaned = 0.00248991 Jy ! Component: 350 - total flux cleaned = 0.00285707 Jy ! Component: 400 - total flux cleaned = 0.00303606 Jy ! Component: 450 - total flux cleaned = 0.00321381 Jy ! Component: 500 - total flux cleaned = 0.00343175 Jy ! Component: 550 - total flux cleaned = 0.00364559 Jy ! Component: 600 - total flux cleaned = 0.00368775 Jy ! Component: 650 - total flux cleaned = 0.00377068 Jy ! Component: 700 - total flux cleaned = 0.0038518 Jy ! Component: 750 - total flux cleaned = 0.00381063 Jy ! Component: 800 - total flux cleaned = 0.00385027 Jy ! Component: 850 - total flux cleaned = 0.00396911 Jy ! Component: 900 - total flux cleaned = 0.0039694 Jy ! Component: 950 - total flux cleaned = 0.00408601 Jy ! Component: 1000 - total flux cleaned = 0.00412432 Jy ! Component: 1050 - total flux cleaned = 0.00431335 Jy ! Component: 1100 - total flux cleaned = 0.00423866 Jy ! Component: 1150 - total flux cleaned = 0.00420146 Jy ! Component: 1200 - total flux cleaned = 0.00434873 Jy ! Component: 1250 - total flux cleaned = 0.00431271 Jy ! Component: 1300 - total flux cleaned = 0.00438528 Jy ! Component: 1350 - total flux cleaned = 0.00452891 Jy ! Component: 1400 - total flux cleaned = 0.00445789 Jy ! Component: 1450 - total flux cleaned = 0.00466963 Jy ! Component: 1500 - total flux cleaned = 0.00470403 Jy ! Component: 1550 - total flux cleaned = 0.00487708 Jy ! Component: 1600 - total flux cleaned = 0.00484227 Jy ! Component: 1650 - total flux cleaned = 0.00491035 Jy ! Component: 1700 - total flux cleaned = 0.00497855 Jy ! Component: 1750 - total flux cleaned = 0.00507982 Jy ! Component: 1800 - total flux cleaned = 0.00514686 Jy ! Component: 1850 - total flux cleaned = 0.00521344 Jy ! Component: 1900 - total flux cleaned = 0.00534565 Jy ! Component: 1950 - total flux cleaned = 0.00547686 Jy ! Component: 2000 - total flux cleaned = 0.00557406 Jy ! Total flux subtracted in 2048 components = 0.00560657 Jy ! Clean residual min=-0.001941 max=0.002150 Jy/beam ! Clean residual mean=-0.000001 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.598731 Jy keep ! Adding 157 model components to the UV plane model. ! The established model now contains 261 components and 0.598731 Jy ![Exited script file: muppet] wmap "J2337-0230_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7247 x 2.293 at -4.416 degrees (North through East) ! Clean map min=-0.0026042 max=0.43609 Jy/beam ! Writing clean map to FITS file: J2337-0230_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.436086 invert ! Inverting map ! Your choice of large map pixels excluded 0.562% of the data. ! The x-axis pixel size should ideally be below 0.1559 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000626759 device "J2337-0230_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J2337-0230_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.431171 0.431171 0.862342 1.72468 3.44937 6.89874 13.7975 27.595 55.1899 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.436 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7247 x 2.293 at -4.416 degrees (North through East) ! Clean map min=-0.0026042 max=0.43609 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2337-0230_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J2337-0230_X_2009_04_21_pus_map.gif/vgif' mapplot cln