! Started logfile: J1148+5254_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:02:36 2012 obs J1148+5254_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1148+5254_X_2011_06_28_pus_uva.fits ! AN table 1: 90 integrations on 153 of 153 possible baselines. ! AN table 2: 90 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.26053 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1148+5254 ! ! 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 5249 lines of history. ! ! Reading 28700 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 J1148+5254_X_2011_06_28_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 819 telescope corrections were flagged in sub-array 1. ! A total of 726 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 819 telescope corrections were flagged in sub-array 1. ! A total of 726 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 819 telescope corrections were flagged in sub-array 1. ! A total of 726 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 819 telescope corrections were flagged in sub-array 1. ! A total of 726 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.698400Jy sigma=0.008380 ! Fit after self-cal, rms=0.605897Jy sigma=0.007333 ! 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 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.6506 mas, bmaj=0.8929 mas, bpa=-3.024 degrees ! Estimated noise=719.106 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 = 0.310754 Jy ! Component: 100 - total flux cleaned = 0.393408 Jy ! Total flux subtracted in 100 components = 0.393408 Jy ! Clean residual min=-0.014145 max=0.036811 Jy/beam ! Clean residual mean=0.000125 rms=0.004306 Jy/beam ! Combined flux in latest and established models = 0.393408 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.393408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143206Jy sigma=0.001670 ! Fit after self-cal, rms=0.143152Jy sigma=0.001669 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0409993 Jy ! Component: 100 - total flux cleaned = 0.0636959 Jy ! Total flux subtracted in 100 components = 0.0636959 Jy ! Clean residual min=-0.010213 max=0.013419 Jy/beam ! Clean residual mean=0.000058 rms=0.002458 Jy/beam ! Combined flux in latest and established models = 0.457104 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.457104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130914Jy sigma=0.001435 ! Fit after self-cal, rms=0.130770Jy sigma=0.001433 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8514 mas, bmaj=1.1 mas, bpa=-1.151 degrees ! Estimated noise=345.841 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 (-0.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196043 Jy ! Component: 100 - total flux cleaned = 0.0308503 Jy ! Component: 150 - total flux cleaned = 0.0374063 Jy ! Component: 200 - total flux cleaned = 0.0402047 Jy ! Total flux subtracted in 200 components = 0.0402047 Jy ! Clean residual min=-0.006795 max=0.008272 Jy/beam ! Clean residual mean=0.000042 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 0.497309 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.497309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128315Jy sigma=0.001380 ! Fit after self-cal, rms=0.128231Jy sigma=0.001379 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 0.91 FD 0.95 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.00 MC 1.00* ! MK 1.03 NL 0.98 NY 1.00* OV 0.98 ! PT 0.98 SC 0.98 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 FT 1.00* HH 1.00* ! HN 1.19 KK 1.00* KP 1.01 MC 1.00* ! MK 0.97 NL 0.97 NY 1.00* OV 0.96 ! PT 0.97 SC 1.10 SH 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.98 MC 1.00* ! MK 1.02 NL 1.02 NY 1.00* OV 1.00 ! PT 0.99 SC 1.04 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.97 FT 1.00* HH 1.00* ! HN 1.22 KK 1.00* KP 0.99 MC 1.00* ! MK 0.96 NL 1.02 NY 1.00* OV 0.99 ! PT 1.00 SC 1.13 SH 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 FT 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.99 MC 1.00* ! MK 0.99 NL 0.99 NY 1.00* OV 0.99 ! PT 0.97 SC 1.02 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 FT 1.00* HH 1.00* ! HN 1.22 KK 1.00* KP 0.99 MC 1.00* ! MK 0.94 NL 0.95 NY 1.00* OV 0.99 ! PT 0.99 SC 1.15 SH 1.00* TS 1.04 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.95 MC 1.00* ! MK 1.07 NL 1.01 NY 1.00* OV 1.03 ! PT 0.99 SC 1.04 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.01 FT 1.00* HH 1.00* ! HN 1.32 KK 1.00* KP 0.97 MC 1.00* ! MK 1.00 NL 0.99 NY 1.00* OV 1.00 ! PT 1.00 SC 1.15 SH 1.00* TS 1.03 ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.128231Jy sigma=0.001379 ! Fit after self-cal, rms=0.134714Jy sigma=0.001338 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.858 mas, bmaj=1.111 mas, bpa=-0.6009 degrees ! Estimated noise=345.741 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 = -0.00096807 Jy ! Component: 100 - total flux cleaned = -0.0021175 Jy ! Component: 150 - total flux cleaned = -0.00291564 Jy ! Component: 200 - total flux cleaned = -0.00355795 Jy ! Total flux subtracted in 200 components = -0.00355795 Jy ! Clean residual min=-0.002497 max=0.003181 Jy/beam ! Clean residual mean=-0.000004 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.493751 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.493751 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134456Jy sigma=0.001336 ! Fit after self-cal, rms=0.134602Jy sigma=0.001335 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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=0.134602Jy sigma=0.001335 ! Fit after self-cal, rms=0.135191Jy sigma=0.001335 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8587 mas, bmaj=1.112 mas, bpa=-0.4956 degrees ! Estimated noise=345.722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000339601 Jy ! Component: 100 - total flux cleaned = -0.000953455 Jy ! Component: 150 - total flux cleaned = -0.00152194 Jy ! Component: 200 - total flux cleaned = -0.00190096 Jy ! Total flux subtracted in 200 components = -0.00190096 Jy ! Clean residual min=-0.002350 max=0.002746 Jy/beam ! Clean residual mean=-0.000005 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.49185 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.49185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135102Jy sigma=0.001334 ! Fit after self-cal, rms=0.135091Jy sigma=0.001334 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 (-19.6, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144641 Jy ! Component: 100 - total flux cleaned = 0.00145644 Jy ! Component: 150 - total flux cleaned = 0.00125333 Jy ! Component: 200 - total flux cleaned = 0.00111344 Jy ! Total flux subtracted in 200 components = 0.00111344 Jy ! Clean residual min=-0.002090 max=0.002109 Jy/beam ! Clean residual mean=-0.000007 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.492963 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 54 components and 0.492963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135013Jy sigma=0.001333 ! Fit after self-cal, rms=0.135011Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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=0.135011Jy sigma=0.001333 ! Fit after self-cal, rms=0.135607Jy sigma=0.001333 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8593 mas, bmaj=1.113 mas, bpa=-0.3272 degrees ! Estimated noise=345.948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.84196e-05 Jy ! Component: 100 - total flux cleaned = -6.75829e-05 Jy ! Component: 150 - total flux cleaned = -0.000286915 Jy ! Component: 200 - total flux cleaned = -0.00040647 Jy ! Total flux subtracted in 200 components = -0.00040647 Jy ! Clean residual min=-0.001960 max=0.001985 Jy/beam ! Clean residual mean=-0.000008 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.492557 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 63 components and 0.492557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135568Jy sigma=0.001333 ! Fit after self-cal, rms=0.135571Jy sigma=0.001333 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 = 1.57027e-05 Jy ! Component: 100 - total flux cleaned = -9.37372e-05 Jy ! Component: 150 - total flux cleaned = -0.000196531 Jy ! Component: 200 - total flux cleaned = -0.000293153 Jy ! Total flux subtracted in 200 components = -0.000293153 Jy ! Clean residual min=-0.001882 max=0.001945 Jy/beam ! Clean residual mean=-0.000007 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.492264 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 69 components and 0.492264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135550Jy sigma=0.001332 ! Fit after self-cal, rms=0.135549Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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=0.135549Jy sigma=0.001332 ! Fit after self-cal, rms=0.135850Jy sigma=0.001332 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=2.133 mas, bmaj=2.446 mas, bpa=67.03 degrees ! Estimated noise=433.213 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0011561 Jy ! Component: 100 - total flux cleaned = -0.0012716 Jy ! Component: 150 - total flux cleaned = -0.00141875 Jy ! Component: 200 - total flux cleaned = -0.00152455 Jy ! Total flux subtracted in 200 components = -0.00152455 Jy ! Clean residual min=-0.002067 max=0.001745 Jy/beam ! Clean residual mean=-0.000008 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.490739 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 77 components and 0.490739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135843Jy sigma=0.001332 ! Fit after self-cal, rms=0.135841Jy sigma=0.001332 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 = -9.0164e-05 Jy ! Component: 100 - total flux cleaned = -0.000142246 Jy ! Component: 150 - total flux cleaned = -0.000203606 Jy ! Component: 200 - total flux cleaned = -0.0002314 Jy ! Total flux subtracted in 200 components = -0.0002314 Jy ! Clean residual min=-0.002122 max=0.001669 Jy/beam ! Clean residual mean=-0.000006 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.490508 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 0.490508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135843Jy sigma=0.001332 ! Fit after self-cal, rms=0.135841Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8595 mas, bmaj=1.114 mas, bpa=-0.1917 degrees ! Estimated noise=346.064 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8595 x 1.114 at -0.1917 degrees (North through East) ! Clean map min=-0.0023809 max=0.4136 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 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.6558 mas, bmaj=0.9033 mas, bpa=-1.87 degrees ! Estimated noise=727.184 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.313814 Jy ! Component: 100 - total flux cleaned = 0.39701 Jy ! Component: 150 - total flux cleaned = 0.437565 Jy ! Component: 200 - total flux cleaned = 0.459711 Jy ! Total flux subtracted in 200 components = 0.459711 Jy ! Clean residual min=-0.005923 max=0.011056 Jy/beam ! Clean residual mean=0.000030 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 0.459711 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 0.459711 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8595 mas, bmaj=1.114 mas, bpa=-0.1917 degrees ! Estimated noise=346.064 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 = 0.0155055 Jy ! Component: 100 - total flux cleaned = 0.023301 Jy ! Component: 150 - total flux cleaned = 0.0277135 Jy ! Component: 200 - total flux cleaned = 0.0306402 Jy ! Total flux subtracted in 200 components = 0.0306402 Jy ! Clean residual min=-0.002448 max=0.002276 Jy/beam ! Clean residual mean=-0.000003 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.490351 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.490351 Jy ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 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 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! Estimated beam: bmin=0.8599 mas, bmaj=1.038 mas, bpa=-0.2124 degrees ! Estimated noise=428.798 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000322873 Jy ! Component: 100 - total flux cleaned = 0.000127981 Jy ! Component: 150 - total flux cleaned = 0.000294318 Jy ! Component: 200 - total flux cleaned = 0.000370271 Jy ! Total flux subtracted in 200 components = 0.000370271 Jy ! Clean residual min=-0.002846 max=0.002919 Jy/beam ! Clean residual mean=0.000001 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.490721 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.10075e-05 Jy ! Component: 100 - total flux cleaned = -7.11103e-05 Jy ! Component: 150 - total flux cleaned = -0.000199876 Jy ! Component: 200 - total flux cleaned = -0.000258617 Jy ! Total flux subtracted in 200 components = -0.000258617 Jy ! Clean residual min=-0.002784 max=0.002826 Jy/beam ! Clean residual mean=0.000002 rms=0.000678 Jy/beam ! Combined flux in latest and established models = 0.490463 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 0.490463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135972Jy sigma=0.001333 ! Fit after self-cal, rms=0.135949Jy sigma=0.001333 wmodel J1148+5254_X_2011_06_28_pus_map.mod ! Writing 41 model components to file: J1148+5254_X_2011_06_28_pus_map.mod wobs J1148+5254_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1148+5254_X_2011_06_28_pus_uvs.fits wwins J1148+5254_X_2011_06_28_pus_map.win ! wwins: Wrote 3 windows to J1148+5254_X_2011_06_28_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 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244074 Jy ! Component: 100 - total flux cleaned = 0.000426836 Jy ! Component: 150 - total flux cleaned = 0.00046956 Jy ! Component: 200 - total flux cleaned = 0.000596967 Jy ! Component: 250 - total flux cleaned = 0.000719935 Jy ! Component: 300 - total flux cleaned = 0.000838968 Jy ! Component: 350 - total flux cleaned = 0.000916453 Jy ! Component: 400 - total flux cleaned = 0.00110697 Jy ! Component: 450 - total flux cleaned = 0.00114437 Jy ! Component: 500 - total flux cleaned = 0.0011814 Jy ! Component: 550 - total flux cleaned = 0.00136201 Jy ! Component: 600 - total flux cleaned = 0.00139772 Jy ! Component: 650 - total flux cleaned = 0.00139751 Jy ! Component: 700 - total flux cleaned = 0.00150094 Jy ! Component: 750 - total flux cleaned = 0.00143282 Jy ! Component: 800 - total flux cleaned = 0.0014327 Jy ! Component: 850 - total flux cleaned = 0.00146545 Jy ! Component: 900 - total flux cleaned = 0.00136863 Jy ! Component: 950 - total flux cleaned = 0.00143349 Jy ! Component: 1000 - total flux cleaned = 0.0014017 Jy ! Component: 1050 - total flux cleaned = 0.00133926 Jy ! Component: 1100 - total flux cleaned = 0.00130871 Jy ! Component: 1150 - total flux cleaned = 0.00130897 Jy ! Component: 1200 - total flux cleaned = 0.00127874 Jy ! Component: 1250 - total flux cleaned = 0.00127808 Jy ! Component: 1300 - total flux cleaned = 0.0012779 Jy ! Component: 1350 - total flux cleaned = 0.0012199 Jy ! Component: 1400 - total flux cleaned = 0.00124876 Jy ! Component: 1450 - total flux cleaned = 0.0013049 Jy ! Component: 1500 - total flux cleaned = 0.00127649 Jy ! Component: 1550 - total flux cleaned = 0.00124922 Jy ! Component: 1600 - total flux cleaned = 0.00133117 Jy ! Component: 1650 - total flux cleaned = 0.00141227 Jy ! Component: 1700 - total flux cleaned = 0.00143911 Jy ! Component: 1750 - total flux cleaned = 0.00149214 Jy ! Component: 1800 - total flux cleaned = 0.00164967 Jy ! Component: 1850 - total flux cleaned = 0.00170144 Jy ! Component: 1900 - total flux cleaned = 0.0017791 Jy ! Component: 1950 - total flux cleaned = 0.00188159 Jy ! Component: 2000 - total flux cleaned = 0.00200841 Jy ! Total flux subtracted in 2048 components = 0.00203353 Jy ! Clean residual min=-0.001254 max=0.001396 Jy/beam ! Clean residual mean=-0.000001 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.492496 Jy keep ! Adding 135 model components to the UV plane model. ! The established model now contains 176 components and 0.492496 Jy ![Exited script file: muppet] wmap "J1148+5254_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8599 x 1.038 at -0.2124 degrees (North through East) ! Clean map min=-0.002808 max=0.40988 Jy/beam ! Writing clean map to FITS file: J1148+5254_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.409876 invert ! Inverting map ! Your choice of large map pixels excluded 4.01% of the data. ! The x-axis pixel size should ideally be below 0.1705 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000440526 device "J1148+5254_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1148+5254_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.322434 0.322434 0.644867 1.28973 2.57947 5.15894 10.3179 20.6358 41.2715 82.543 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.409 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8599 x 1.038 at -0.2124 degrees (North through East) ! Clean map min=-0.002808 max=0.40988 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1148+5254_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1148+5254_X_2011_06_28_pus_map.gif/vgif' mapplot cln