! Started logfile: J1246-2547_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:53:29 2012 obs J1246-2547_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J1246-2547_X_2011_08_02_pus_uva.fits ! AN table 1: 12 integrations on 78 of 78 possible baselines. ! AN table 2: 101 integrations on 78 of 78 possible baselines. ! AN table 3: 12 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.210154 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1246-2547 ! ! 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 3146 lines of history. ! ! Reading 8196 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 J1246-2547_X_2011_08_02_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 156 telescope corrections were flagged in sub-array 1. ! A total of 705 telescope corrections were flagged in sub-array 2. ! A total of 65 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 156 telescope corrections were flagged in sub-array 1. ! A total of 705 telescope corrections were flagged in sub-array 2. ! A total of 65 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 156 telescope corrections were flagged in sub-array 1. ! A total of 705 telescope corrections were flagged in sub-array 2. ! A total of 65 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 156 telescope corrections were flagged in sub-array 1. ! A total of 705 telescope corrections were flagged in sub-array 2. ! A total of 65 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.700695Jy sigma=0.004241 ! Fit after self-cal, rms=0.560222Jy sigma=0.003343 ! 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 19.6% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=0.8987 mas, bmaj=1.546 mas, bpa=26.77 degrees ! Estimated noise=2710 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 = 0.445803 Jy ! Component: 100 - total flux cleaned = 0.557006 Jy ! Total flux subtracted in 100 components = 0.557006 Jy ! Clean residual min=-0.041613 max=0.043911 Jy/beam ! Clean residual mean=0.000018 rms=0.012600 Jy/beam ! Combined flux in latest and established models = 0.557006 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.557006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.272061Jy sigma=0.001583 ! Fit after self-cal, rms=0.272009Jy sigma=0.001581 ! Inverting map ! Your choice of large map pixels excluded 19.6% of the data. ! The x-axis pixel size should ideally be below 0.1639 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 19.6% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.105 mas, bmaj=1.789 mas, bpa=28.41 degrees ! Estimated noise=1297.05 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 = 0.0612666 Jy ! Component: 100 - total flux cleaned = 0.0872023 Jy ! Component: 150 - total flux cleaned = 0.099636 Jy ! Component: 200 - total flux cleaned = 0.104389 Jy ! Total flux subtracted in 200 components = 0.104389 Jy ! Clean residual min=-0.037641 max=0.035191 Jy/beam ! Clean residual mean=-0.000280 rms=0.013122 Jy/beam ! Combined flux in latest and established models = 0.661395 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.661395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261899Jy sigma=0.001483 ! Fit after self-cal, rms=0.262045Jy sigma=0.001482 ! Inverting map ! Your choice of large map pixels excluded 19.6% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.88 FT 1.00* HH 0.98 ! HN 0.98 KP 0.88 LA 1.08 MK 1.00* ! NL 1.12 OV 1.00* PT 1.05 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 0.90 FT 1.00* HH 1.00* ! HN 0.95 KP 0.85 LA 0.98 MK 1.00* ! NL 0.89 OV 0.97 PT 1.00 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.90 FT 1.00* HH 0.93 ! HN 1.00 KP 0.85 LA 1.12 MK 1.00* ! NL 1.25 OV 1.00* PT 1.13 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 0.90 FT 1.00* HH 1.00* ! HN 0.98 KP 0.84 LA 0.99 MK 1.00* ! NL 1.01 OV 1.04 PT 1.10 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.88 FT 1.00* HH 0.93 ! HN 0.97 KP 0.79 LA 1.12 MK 1.00* ! NL 1.18 OV 1.00* PT 1.03 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 0.89 FT 1.00* HH 1.00* ! HN 1.00 KP 0.73 LA 0.93 MK 1.00* ! NL 0.96 OV 1.04 PT 0.99 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 FT 1.00* HH 1.07 ! HN 1.00 KP 0.85 LA 1.16 MK 1.00* ! NL 1.21 OV 1.00* PT 1.17 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.19 FD 0.94 FT 1.00* HH 1.00* ! HN 0.97 KP 0.79 LA 1.06 MK 1.00* ! NL 0.95 OV 1.06 PT 1.14 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.262045Jy sigma=0.001482 ! Fit after self-cal, rms=0.249346Jy sigma=0.001335 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.117 mas, bmaj=1.781 mas, bpa=27.84 degrees ! Estimated noise=1300.85 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 = -0.00596052 Jy ! Component: 100 - total flux cleaned = -0.00655346 Jy ! Component: 150 - total flux cleaned = -0.00695901 Jy ! Component: 200 - total flux cleaned = -0.00717855 Jy ! Total flux subtracted in 200 components = -0.00717855 Jy ! Clean residual min=-0.010429 max=0.010117 Jy/beam ! Clean residual mean=0.000002 rms=0.002688 Jy/beam ! Combined flux in latest and established models = 0.654217 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.654217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.249159Jy sigma=0.001334 ! Fit after self-cal, rms=0.249642Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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=0.249642Jy sigma=0.001332 ! Fit after self-cal, rms=0.252256Jy sigma=0.001332 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.122 mas, bmaj=1.793 mas, bpa=27.96 degrees ! Estimated noise=1303.62 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00502593 Jy ! Component: 100 - total flux cleaned = -0.0054926 Jy ! Component: 150 - total flux cleaned = -0.00574096 Jy ! Component: 200 - total flux cleaned = -0.00587197 Jy ! Total flux subtracted in 200 components = -0.00587197 Jy ! Clean residual min=-0.009549 max=0.009301 Jy/beam ! Clean residual mean=-0.000005 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 0.648345 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.648345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252133Jy sigma=0.001331 ! Fit after self-cal, rms=0.252202Jy sigma=0.001331 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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 = -1.58533e-05 Jy ! Component: 100 - total flux cleaned = -7.46848e-05 Jy ! Component: 150 - total flux cleaned = -0.000121236 Jy ! Component: 200 - total flux cleaned = -0.000110776 Jy ! Total flux subtracted in 200 components = -0.000110776 Jy ! Clean residual min=-0.009456 max=0.009257 Jy/beam ! Clean residual mean=-0.000003 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 0.648234 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 29 components and 0.648234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252177Jy sigma=0.001331 ! Fit after self-cal, rms=0.252155Jy sigma=0.001331 ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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=0.252155Jy sigma=0.001331 ! Fit after self-cal, rms=0.253404Jy sigma=0.001330 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.12 mas, bmaj=1.802 mas, bpa=28.34 degrees ! Estimated noise=1305.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0041929 Jy ! Component: 100 - total flux cleaned = -0.00456467 Jy ! Component: 150 - total flux cleaned = -0.00476093 Jy ! Component: 200 - total flux cleaned = -0.0048664 Jy ! Total flux subtracted in 200 components = -0.0048664 Jy ! Clean residual min=-0.008598 max=0.008647 Jy/beam ! Clean residual mean=-0.000017 rms=0.002289 Jy/beam ! Combined flux in latest and established models = 0.643367 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.643367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253328Jy sigma=0.001330 ! Fit after self-cal, rms=0.253387Jy sigma=0.001330 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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 = -0.000113399 Jy ! Component: 100 - total flux cleaned = -0.00010874 Jy ! Component: 150 - total flux cleaned = -0.00015085 Jy ! Component: 200 - total flux cleaned = -0.000187757 Jy ! Total flux subtracted in 200 components = -0.000187757 Jy ! Clean residual min=-0.008548 max=0.008645 Jy/beam ! Clean residual mean=-0.000014 rms=0.002294 Jy/beam ! Combined flux in latest and established models = 0.64318 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 30 components and 0.64318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253374Jy sigma=0.001330 ! Fit after self-cal, rms=0.253366Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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=0.253366Jy sigma=0.001330 ! Fit after self-cal, rms=0.254296Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=2.541 mas, bmaj=11.22 mas, bpa=-30.15 degrees ! Estimated noise=1328.97 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00228384 Jy ! Component: 100 - total flux cleaned = -0.00242122 Jy ! Component: 150 - total flux cleaned = -0.00246373 Jy ! Component: 200 - total flux cleaned = -0.00254299 Jy ! Total flux subtracted in 200 components = -0.00254299 Jy ! Clean residual min=-0.006996 max=0.006696 Jy/beam ! Clean residual mean=-0.000066 rms=0.001937 Jy/beam ! Combined flux in latest and established models = 0.640637 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.640637 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254276Jy sigma=0.001329 ! Fit after self-cal, rms=0.254347Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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 = -0.000164671 Jy ! Component: 100 - total flux cleaned = -0.000164997 Jy ! Component: 150 - total flux cleaned = -0.000228857 Jy ! Component: 200 - total flux cleaned = -0.00025944 Jy ! Total flux subtracted in 200 components = -0.00025944 Jy ! Clean residual min=-0.006914 max=0.006738 Jy/beam ! Clean residual mean=-0.000061 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 0.640377 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 38 components and 0.640377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254338Jy sigma=0.001329 ! Fit after self-cal, rms=0.254349Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 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 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.116 mas, bmaj=1.809 mas, bpa=28.74 degrees ! Estimated noise=1306.35 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.116 x 1.809 at 28.74 degrees (North through East) ! Clean map min=-0.0074981 max=0.51106 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254349Jy sigma=0.001329 ! Fit after self-cal, rms=0.267388Jy sigma=0.001184 ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.121 mas, bmaj=1.813 mas, bpa=28.61 degrees ! Estimated noise=1307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00261895 Jy ! Component: 100 - total flux cleaned = -0.00280036 Jy ! Component: 150 - total flux cleaned = -0.00288821 Jy ! Component: 200 - total flux cleaned = -0.00292028 Jy ! Total flux subtracted in 200 components = -0.00292028 Jy ! Clean residual min=-0.007689 max=0.008364 Jy/beam ! Clean residual mean=-0.000024 rms=0.002105 Jy/beam ! Combined flux in latest and established models = 0.637457 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 0.637457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267359Jy sigma=0.001183 ! Fit after self-cal, rms=0.267351Jy sigma=0.001183 ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.74965e-05 Jy ! Component: 100 - total flux cleaned = -3.00371e-05 Jy ! Component: 150 - total flux cleaned = -6.42785e-05 Jy ! Component: 200 - total flux cleaned = -6.65846e-05 Jy ! Total flux subtracted in 200 components = -6.65846e-05 Jy ! Clean residual min=-0.007682 max=0.008335 Jy/beam ! Clean residual mean=-0.000023 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 0.63739 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 39 components and 0.63739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267341Jy sigma=0.001183 ! Fit after self-cal, rms=0.267336Jy sigma=0.001183 ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267336Jy sigma=0.001183 ! Fit after self-cal, rms=0.267954Jy sigma=0.001183 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 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=0.9103 mas, bmaj=1.557 mas, bpa=26.75 degrees ! Estimated noise=2629.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.431947 Jy ! Component: 100 - total flux cleaned = 0.537212 Jy ! Component: 150 - total flux cleaned = 0.578886 Jy ! Component: 200 - total flux cleaned = 0.599759 Jy ! Total flux subtracted in 200 components = 0.599759 Jy ! Clean residual min=-0.013511 max=0.015186 Jy/beam ! Clean residual mean=0.000087 rms=0.004052 Jy/beam ! Combined flux in latest and established models = 0.599759 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.599759 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=1.118 mas, bmaj=1.817 mas, bpa=28.87 degrees ! Estimated noise=1307.56 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 (2.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195659 Jy ! Component: 100 - total flux cleaned = 0.0287772 Jy ! Component: 150 - total flux cleaned = 0.0334914 Jy ! Component: 200 - total flux cleaned = 0.0345562 Jy ! Total flux subtracted in 200 components = 0.0345562 Jy ! Clean residual min=-0.006597 max=0.007016 Jy/beam ! Clean residual mean=-0.000008 rms=0.001849 Jy/beam ! Combined flux in latest and established models = 0.634315 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 50 components and 0.634315 Jy ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! Estimated beam: bmin=0.8466 mas, bmaj=1.588 mas, bpa=34.71 degrees ! Estimated noise=1809.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156504 Jy ! Component: 100 - total flux cleaned = 0.00231532 Jy ! Component: 150 - total flux cleaned = 0.00256529 Jy ! Component: 200 - total flux cleaned = 0.00256422 Jy ! Total flux subtracted in 200 components = 0.00256422 Jy ! Clean residual min=-0.009205 max=0.012470 Jy/beam ! Clean residual mean=-0.000018 rms=0.002746 Jy/beam ! Combined flux in latest and established models = 0.636879 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.3916e-06 Jy ! Component: 100 - total flux cleaned = -0.000109521 Jy ! Component: 150 - total flux cleaned = -0.000106791 Jy ! Component: 200 - total flux cleaned = -0.000105553 Jy ! Total flux subtracted in 200 components = -0.000105553 Jy ! Clean residual min=-0.008934 max=0.012438 Jy/beam ! Clean residual mean=-0.000016 rms=0.002678 Jy/beam ! Combined flux in latest and established models = 0.636774 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.636774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267647Jy sigma=0.001182 ! Fit after self-cal, rms=0.267551Jy sigma=0.001181 wmodel J1246-2547_X_2011_08_02_pus_map.mod ! Writing 65 model components to file: J1246-2547_X_2011_08_02_pus_map.mod wobs J1246-2547_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J1246-2547_X_2011_08_02_pus_uvs.fits wwins J1246-2547_X_2011_08_02_pus_map.win ! wwins: Wrote 2 windows to J1246-2547_X_2011_08_02_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 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00346719 Jy ! Component: 100 - total flux cleaned = 0.00429084 Jy ! Component: 150 - total flux cleaned = 0.00369714 Jy ! Component: 200 - total flux cleaned = 0.00285942 Jy ! Component: 250 - total flux cleaned = 0.00179098 Jy ! Component: 300 - total flux cleaned = 0.00076702 Jy ! Component: 350 - total flux cleaned = -0.000217252 Jy ! Component: 400 - total flux cleaned = -0.00128006 Jy ! Component: 450 - total flux cleaned = -0.00253465 Jy ! Component: 500 - total flux cleaned = -0.00341862 Jy ! Component: 550 - total flux cleaned = -0.00416914 Jy ! Component: 600 - total flux cleaned = -0.00510188 Jy ! Component: 650 - total flux cleaned = -0.00580651 Jy ! Component: 700 - total flux cleaned = -0.00639339 Jy ! Component: 750 - total flux cleaned = -0.00667678 Jy ! Component: 800 - total flux cleaned = -0.00686099 Jy ! Component: 850 - total flux cleaned = -0.00704103 Jy ! Component: 900 - total flux cleaned = -0.00668924 Jy ! Component: 950 - total flux cleaned = -0.00660403 Jy ! Component: 1000 - total flux cleaned = -0.006605 Jy ! Component: 1050 - total flux cleaned = -0.0063571 Jy ! Component: 1100 - total flux cleaned = -0.00643722 Jy ! Component: 1150 - total flux cleaned = -0.00627662 Jy ! Component: 1200 - total flux cleaned = -0.00627542 Jy ! Component: 1250 - total flux cleaned = -0.00619799 Jy ! Component: 1300 - total flux cleaned = -0.00619806 Jy ! Component: 1350 - total flux cleaned = -0.00634452 Jy ! Component: 1400 - total flux cleaned = -0.00634318 Jy ! Component: 1450 - total flux cleaned = -0.00655735 Jy ! Component: 1500 - total flux cleaned = -0.00641698 Jy ! Component: 1550 - total flux cleaned = -0.00627802 Jy ! Component: 1600 - total flux cleaned = -0.00607364 Jy ! Component: 1650 - total flux cleaned = -0.00593894 Jy ! Component: 1700 - total flux cleaned = -0.00580609 Jy ! Component: 1750 - total flux cleaned = -0.00580606 Jy ! Component: 1800 - total flux cleaned = -0.00560971 Jy ! Component: 1850 - total flux cleaned = -0.00554542 Jy ! Component: 1900 - total flux cleaned = -0.00548154 Jy ! Component: 1950 - total flux cleaned = -0.00554502 Jy ! Component: 2000 - total flux cleaned = -0.00535499 Jy ! Total flux subtracted in 2048 components = -0.00535483 Jy ! Clean residual min=-0.003816 max=0.003338 Jy/beam ! Clean residual mean=-0.000004 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 0.631419 Jy keep ! Adding 108 model components to the UV plane model. ! The established model now contains 173 components and 0.631419 Jy ![Exited script file: muppet] wmap "J1246-2547_X_2011_08_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8466 x 1.588 at 34.71 degrees (North through East) ! Clean map min=-0.0088631 max=0.48603 Jy/beam ! Writing clean map to FITS file: J1246-2547_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.486032 invert ! Inverting map ! Your choice of large map pixels excluded 19.3% of the data. ! The x-axis pixel size should ideally be below 0.1639 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00111263 device "J1246-2547_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1246-2547_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.686761 0.686761 1.37352 2.74704 5.49409 10.9882 21.9764 43.9527 87.9054 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.486 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8466 x 1.588 at 34.71 degrees (North through East) ! Clean map min=-0.0088631 max=0.48603 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1246-2547_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1246-2547_X_2011_08_02_pus_map.gif/vgif' mapplot cln