! Started logfile: J2320+0513_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:29:16 2010 obs J2320+0513_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J2320+0513_X_2007_12_05_pus_uva.fits ! AN table 1: 148 integrations on 136 of 136 possible baselines. ! AN table 2: 138 integrations on 136 of 136 possible baselines. ! AN table 3: 42 integrations on 136 of 136 possible baselines. ! AN table 4: 152 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.141115 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2320+0513 ! ! 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 1501 lines of history. ! ! Reading 36848 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 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 1850 telescope corrections were flagged in sub-array 1. ! A total of 1686 telescope corrections were flagged in sub-array 2. ! A total of 530 telescope corrections were flagged in sub-array 3. ! A total of 1283 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1850 telescope corrections were flagged in sub-array 1. ! A total of 1686 telescope corrections were flagged in sub-array 2. ! A total of 530 telescope corrections were flagged in sub-array 3. ! A total of 1283 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1850 telescope corrections were flagged in sub-array 1. ! A total of 1686 telescope corrections were flagged in sub-array 2. ! A total of 530 telescope corrections were flagged in sub-array 3. ! A total of 1283 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1889 telescope corrections were flagged in sub-array 1. ! A total of 1728 telescope corrections were flagged in sub-array 2. ! A total of 530 telescope corrections were flagged in sub-array 3. ! A total of 1324 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.764116Jy sigma=0.005778 ! Fit after self-cal, rms=0.684210Jy sigma=0.005095 ! 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.4566 mas, bmaj=0.9454 mas, bpa=-3.298 degrees ! Estimated noise=933.791 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 = 0.268788 Jy ! Component: 100 - total flux cleaned = 0.346299 Jy ! Total flux subtracted in 100 components = 0.346299 Jy ! Clean residual min=-0.012515 max=0.035734 Jy/beam ! Clean residual mean=0.000041 rms=0.003567 Jy/beam ! Combined flux in latest and established models = 0.346299 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.346299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255401Jy sigma=0.001303 ! Fit after self-cal, rms=0.254990Jy sigma=0.001302 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0399362 Jy ! Component: 100 - total flux cleaned = 0.0605909 Jy ! Total flux subtracted in 100 components = 0.0605909 Jy ! Clean residual min=-0.009530 max=0.015923 Jy/beam ! Clean residual mean=-0.000076 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.40689 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.40689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248371Jy sigma=0.001244 ! Fit after self-cal, rms=0.248084Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Added new window around map position (-0.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114491 Jy ! Component: 100 - total flux cleaned = 0.0114427 Jy ! Total flux subtracted in 100 components = 0.0114427 Jy ! Clean residual min=-0.008203 max=0.009267 Jy/beam ! Clean residual mean=-0.000097 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 0.418332 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.418332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.247002Jy sigma=0.001237 ! Fit after self-cal, rms=0.246775Jy sigma=0.001237 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5403 mas, bmaj=1.087 mas, bpa=-4.737 degrees ! Estimated noise=561.393 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 = -0.00160056 Jy ! Component: 100 - total flux cleaned = -0.00268272 Jy ! Component: 150 - total flux cleaned = -0.00268936 Jy ! Component: 200 - total flux cleaned = -0.00269907 Jy ! Total flux subtracted in 200 components = -0.00269907 Jy ! Clean residual min=-0.007545 max=0.006628 Jy/beam ! Clean residual mean=-0.000664 rms=0.001617 Jy/beam ! Combined flux in latest and established models = 0.415633 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 14 components and 0.415633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245963Jy sigma=0.001232 ! Fit after self-cal, rms=0.245708Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 105 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HH 0.90 HN 1.00* ! KB 1.01 KP 0.98 LA 0.96 MK 1.00* ! NL 1.04 NY 0.97 ON 0.97 OV 0.98 ! PT 0.99 SV 0.97 TS 0.96 WZ 0.98 ! ZC 1.07 ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KB 1.04 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.95 ON 1.03 OV 1.00* ! PT 1.00* SV 1.03 TS 1.03 WZ 0.99 ! ZC 0.99 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.02 HH 1.00* HN 1.13 ! KB 1.06 KP 0.95 LA 0.96 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 0.94 ! PT 0.92 SV 1.00* TS 1.02 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.94 HH 0.89 HN 1.15 ! KB 1.00* KP 0.99 LA 0.97 MK 1.00* ! NL 1.06 NY 0.95 ON 0.99 OV 1.00* ! PT 0.99 SV 1.12 TS 1.00* WZ 1.07 ! ZC 1.05 ! ! ! Correcting IF 2. ! A total of 105 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HH 0.94 HN 1.00* ! KB 0.99 KP 0.93 LA 0.95 MK 1.00* ! NL 1.02 NY 0.96 ON 0.97 OV 0.94 ! PT 1.06 SV 1.01 TS 0.95 WZ 0.97 ! ZC 1.05 ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.87 HN 1.00* ! KB 0.98 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.99 ON 0.98 OV 1.00* ! PT 1.00* SV 1.00 TS 1.06 WZ 1.02 ! ZC 1.05 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.96 HH 1.00* HN 1.22 ! KB 1.02 KP 0.93 LA 0.94 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 0.93 ! PT 0.98 SV 1.00* TS 1.03 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.94 HH 0.89 HN 1.11 ! KB 1.00* KP 0.94 LA 0.95 MK 1.00* ! NL 1.07 NY 0.98 ON 0.98 OV 1.00* ! PT 1.03 SV 1.06 TS 1.00* WZ 1.06 ! ZC 1.09 ! ! ! Correcting IF 3. ! A total of 105 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HH 0.86 HN 1.00* ! KB 1.00 KP 0.98 LA 1.00 MK 1.00* ! NL 1.06 NY 1.02 ON 0.95 OV 0.97 ! PT 1.01 SV 0.97 TS 0.99 WZ 0.99 ! ZC 1.01 ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.85 HN 1.00* ! KB 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 0.99 OV 1.00* ! PT 1.00* SV 0.94 TS 1.05 WZ 1.00 ! ZC 1.02 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.93 HH 1.00* HN 1.11 ! KB 1.16 KP 0.98 LA 0.97 MK 1.00* ! NL 1.00 NY 1.00* ON 1.00* OV 1.01 ! PT 1.02 SV 1.00* TS 0.98 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.94 HH 0.86 HN 1.08 ! KB 1.00* KP 0.99 LA 0.99 MK 1.00* ! NL 1.04 NY 1.02 ON 0.99 OV 1.00* ! PT 1.06 SV 1.03 TS 1.00* WZ 1.06 ! ZC 1.02 ! ! ! Correcting IF 4. ! A total of 105 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HH 0.88 HN 1.00* ! KB 1.01 KP 0.95 LA 0.95 MK 1.00* ! NL 1.08 NY 0.94 ON 0.96 OV 1.00 ! PT 1.00 SV 0.91 TS 0.98 WZ 0.96 ! ZC 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.80 HN 1.00* ! KB 0.99 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.98 ON 0.94 OV 1.00* ! PT 1.00* SV 1.03 TS 1.08 WZ 0.99 ! ZC 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 HH 1.00* HN 1.14 ! KB 0.95 KP 0.95 LA 0.94 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 0.93 ! PT 0.99 SV 1.00* TS 1.00 WZ 1.00* ! ZC 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 0.95 HH 0.83 HN 1.10 ! KB 1.00* KP 0.98 LA 0.96 MK 1.00* ! NL 1.07 NY 0.97 ON 0.98 OV 1.00* ! PT 1.07 SV 0.96 TS 1.00* WZ 1.03 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.245708Jy sigma=0.001232 ! Fit after self-cal, rms=0.231551Jy sigma=0.001219 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5436 mas, bmaj=1.051 mas, bpa=-5.121 degrees ! Estimated noise=561.641 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 = -0.000957474 Jy ! Component: 100 - total flux cleaned = -0.000953988 Jy ! Component: 150 - total flux cleaned = -0.000837337 Jy ! Component: 200 - total flux cleaned = -0.00074561 Jy ! Total flux subtracted in 200 components = -0.00074561 Jy ! Clean residual min=-0.003922 max=0.002797 Jy/beam ! Clean residual mean=-0.000283 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.414888 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.414888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.231387Jy sigma=0.001218 ! Fit after self-cal, rms=0.231153Jy sigma=0.001218 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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=0.231153Jy sigma=0.001218 ! Fit after self-cal, rms=0.230813Jy sigma=0.001217 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5441 mas, bmaj=1.047 mas, bpa=-5.16 degrees ! Estimated noise=561.683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.01095e-05 Jy ! Component: 100 - total flux cleaned = 0.00011792 Jy ! Component: 150 - total flux cleaned = 0.000119185 Jy ! Component: 200 - total flux cleaned = 0.000122184 Jy ! Total flux subtracted in 200 components = 0.000122184 Jy ! Clean residual min=-0.003763 max=0.002641 Jy/beam ! Clean residual mean=-0.000226 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.41501 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.41501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230726Jy sigma=0.001217 ! Fit after self-cal, rms=0.230725Jy sigma=0.001217 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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 = 0.000199217 Jy ! Component: 100 - total flux cleaned = 0.000206058 Jy ! Component: 150 - total flux cleaned = 0.000262109 Jy ! Component: 200 - total flux cleaned = 0.000259496 Jy ! Total flux subtracted in 200 components = 0.000259496 Jy ! Clean residual min=-0.003658 max=0.002514 Jy/beam ! Clean residual mean=-0.000230 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.415269 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.415269 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230680Jy sigma=0.001216 ! Fit after self-cal, rms=0.230682Jy sigma=0.001216 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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=0.230682Jy sigma=0.001216 ! Fit after self-cal, rms=0.230313Jy sigma=0.001216 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5444 mas, bmaj=1.044 mas, bpa=-5.193 degrees ! Estimated noise=561.689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000440145 Jy ! Component: 100 - total flux cleaned = 0.000447532 Jy ! Component: 150 - total flux cleaned = 0.000505304 Jy ! Component: 200 - total flux cleaned = 0.000551966 Jy ! Total flux subtracted in 200 components = 0.000551966 Jy ! Clean residual min=-0.003625 max=0.002521 Jy/beam ! Clean residual mean=-0.000180 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.415821 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.415821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230268Jy sigma=0.001216 ! Fit after self-cal, rms=0.230269Jy sigma=0.001216 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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 = 6.20695e-05 Jy ! Component: 100 - total flux cleaned = 6.00497e-05 Jy ! Component: 150 - total flux cleaned = 0.000100936 Jy ! Component: 200 - total flux cleaned = 0.000136416 Jy ! Total flux subtracted in 200 components = 0.000136416 Jy ! Clean residual min=-0.003540 max=0.002519 Jy/beam ! Clean residual mean=-0.000182 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.415958 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.415958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230245Jy sigma=0.001216 ! Fit after self-cal, rms=0.230251Jy sigma=0.001216 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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=0.230251Jy sigma=0.001216 ! Fit after self-cal, rms=0.229604Jy sigma=0.001216 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=2.872 mas, bmaj=4.043 mas, bpa=-15.07 degrees ! Estimated noise=730.942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.61425e-05 Jy ! Component: 100 - total flux cleaned = 5.88943e-05 Jy ! Component: 150 - total flux cleaned = 6.10124e-05 Jy ! Component: 200 - total flux cleaned = 6.35266e-05 Jy ! Total flux subtracted in 200 components = 6.35266e-05 Jy ! Clean residual min=-0.003589 max=0.002331 Jy/beam ! Clean residual mean=-0.000327 rms=0.000840 Jy/beam ! Combined flux in latest and established models = 0.416021 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 0.416021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229604Jy sigma=0.001216 ! Fit after self-cal, rms=0.229588Jy sigma=0.001215 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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 = 7.68539e-05 Jy ! Component: 100 - total flux cleaned = 7.38129e-05 Jy ! Component: 150 - total flux cleaned = 7.32976e-05 Jy ! Component: 200 - total flux cleaned = 7.42968e-05 Jy ! Total flux subtracted in 200 components = 7.42968e-05 Jy ! Clean residual min=-0.003564 max=0.002360 Jy/beam ! Clean residual mean=-0.000331 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.416096 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 0.416095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229590Jy sigma=0.001216 ! Fit after self-cal, rms=0.229590Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5445 mas, bmaj=1.041 mas, bpa=-5.224 degrees ! Estimated noise=561.492 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5445 x 1.041 at -5.224 degrees (North through East) ! Clean map min=-0.0029431 max=0.33371 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.4615 mas, bmaj=0.8885 mas, bpa=-3.475 degrees ! Estimated noise=941.723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.264041 Jy ! Component: 100 - total flux cleaned = 0.340652 Jy ! Component: 150 - total flux cleaned = 0.377949 Jy ! Component: 200 - total flux cleaned = 0.39712 Jy ! Total flux subtracted in 200 components = 0.39712 Jy ! Clean residual min=-0.005730 max=0.009206 Jy/beam ! Clean residual mean=0.000023 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.39712 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.39712 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5445 mas, bmaj=1.041 mas, bpa=-5.224 degrees ! Estimated noise=561.492 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 = 0.0118626 Jy ! Component: 100 - total flux cleaned = 0.0172878 Jy ! Component: 150 - total flux cleaned = 0.0186541 Jy ! Component: 200 - total flux cleaned = 0.0188491 Jy ! Total flux subtracted in 200 components = 0.0188491 Jy ! Clean residual min=-0.003636 max=0.003090 Jy/beam ! Clean residual mean=-0.000137 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.415969 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.415969 Jy ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=2.872 mas, bmaj=4.043 mas, bpa=-15.07 degrees ! Estimated noise=730.942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.41628e-05 Jy ! Component: 100 - total flux cleaned = 5.21411e-05 Jy ! Component: 150 - total flux cleaned = 5.05536e-05 Jy ! Component: 200 - total flux cleaned = 4.93544e-05 Jy ! Total flux subtracted in 200 components = 4.93544e-05 Jy ! Clean residual min=-0.003606 max=0.002368 Jy/beam ! Clean residual mean=-0.000328 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.416018 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 = -8.56686e-07 Jy ! Component: 100 - total flux cleaned = -1.23355e-06 Jy ! Component: 150 - total flux cleaned = -9.18646e-07 Jy ! Component: 200 - total flux cleaned = 1.30574e-06 Jy ! Total flux subtracted in 200 components = 1.30574e-06 Jy ! Clean residual min=-0.003590 max=0.002411 Jy/beam ! Clean residual mean=-0.000328 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.41602 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 0.41602 Jy ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! Estimated beam: bmin=0.5445 mas, bmaj=1.041 mas, bpa=-5.224 degrees ! Estimated noise=561.492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000528691 Jy ! Component: 100 - total flux cleaned = 0.000522144 Jy ! Component: 150 - total flux cleaned = 0.000668271 Jy ! Component: 200 - total flux cleaned = 0.000734567 Jy ! Total flux subtracted in 200 components = 0.000734567 Jy ! Clean residual min=-0.003712 max=0.002908 Jy/beam ! Clean residual mean=-0.000150 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.416754 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 22 components and 0.416754 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229805Jy sigma=0.001217 ! Fit after self-cal, rms=0.229883Jy sigma=0.001216 wmodel J2320+0513_X_2007_12_05_pus_map.mod ! Writing 22 model components to file: J2320+0513_X_2007_12_05_pus_map.mod wobs J2320+0513_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J2320+0513_X_2007_12_05_pus_uvs.fits wwins J2320+0513_X_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J2320+0513_X_2007_12_05_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 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00115021 Jy ! Component: 100 - total flux cleaned = -0.00202195 Jy ! Component: 150 - total flux cleaned = -0.00259465 Jy ! Component: 200 - total flux cleaned = -0.00300582 Jy ! Component: 250 - total flux cleaned = -0.00340374 Jy ! Component: 300 - total flux cleaned = -0.00378962 Jy ! Component: 350 - total flux cleaned = -0.00416587 Jy ! Component: 400 - total flux cleaned = -0.00453267 Jy ! Component: 450 - total flux cleaned = -0.00485255 Jy ! Component: 500 - total flux cleaned = -0.00508831 Jy ! Component: 550 - total flux cleaned = -0.00531998 Jy ! Component: 600 - total flux cleaned = -0.00550942 Jy ! Component: 650 - total flux cleaned = -0.00565866 Jy ! Component: 700 - total flux cleaned = -0.00584198 Jy ! Component: 750 - total flux cleaned = -0.00591425 Jy ! Component: 800 - total flux cleaned = -0.0060568 Jy ! Component: 850 - total flux cleaned = -0.00619698 Jy ! Component: 900 - total flux cleaned = -0.0062314 Jy ! Component: 950 - total flux cleaned = -0.00640223 Jy ! Component: 1000 - total flux cleaned = -0.00646961 Jy ! Component: 1050 - total flux cleaned = -0.00660271 Jy ! Component: 1100 - total flux cleaned = -0.00663522 Jy ! Component: 1150 - total flux cleaned = -0.00673255 Jy ! Component: 1200 - total flux cleaned = -0.00676447 Jy ! Component: 1250 - total flux cleaned = -0.00682781 Jy ! Component: 1300 - total flux cleaned = -0.00685915 Jy ! Component: 1350 - total flux cleaned = -0.00685917 Jy ! Component: 1400 - total flux cleaned = -0.00695162 Jy ! Component: 1450 - total flux cleaned = -0.00695147 Jy ! Component: 1500 - total flux cleaned = -0.00698168 Jy ! Component: 1550 - total flux cleaned = -0.00701172 Jy ! Component: 1600 - total flux cleaned = -0.00701184 Jy ! Component: 1650 - total flux cleaned = -0.00707077 Jy ! Component: 1700 - total flux cleaned = -0.00712886 Jy ! Component: 1750 - total flux cleaned = -0.00712882 Jy ! Component: 1800 - total flux cleaned = -0.00715743 Jy ! Component: 1850 - total flux cleaned = -0.00712902 Jy ! Component: 1900 - total flux cleaned = -0.00715734 Jy ! Component: 1950 - total flux cleaned = -0.00712953 Jy ! Component: 2000 - total flux cleaned = -0.00718505 Jy ! Total flux subtracted in 2048 components = -0.00715753 Jy ! Clean residual min=-0.001917 max=0.001532 Jy/beam ! Clean residual mean=-0.000022 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.409597 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 182 components and 0.409597 Jy wmap "J2320+0513_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5445 x 1.041 at -5.224 degrees (North through East) ! Clean map min=-0.002556 max=0.33154 Jy/beam ! Writing clean map to FITS file: J2320+0513_X_2007_12_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.331535 invert ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1672 milli-arcsec ! The y-axis pixel size should ideally be below 0.1825 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000478256 device "J2320+0513_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J2320+0513_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.432764 0.432764 0.865529 1.73106 3.46212 6.92423 13.8485 27.6969 55.3938 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.331 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5445 x 1.041 at -5.224 degrees (North through East) ! Clean map min=-0.002556 max=0.33154 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2320+0513_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J2320+0513_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2320+0513_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:29:25 2010