! Started logfile: J1707+0148_X_2007_12_05_pus_uvs.log on Wed Sep 8 21:25:44 2010 obs J1707+0148_X_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1707+0148_X_2007_12_05_pus_uva.fits ! AN table 1: 259 integrations on 136 of 136 possible baselines. ! AN table 2: 220 integrations on 136 of 136 possible baselines. ! AN table 3: 192 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0458162 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1707+0148 ! ! 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 16724 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 3833 telescope corrections were flagged in sub-array 1. ! A total of 3102 telescope corrections were flagged in sub-array 2. ! A total of 2630 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3833 telescope corrections were flagged in sub-array 1. ! A total of 3102 telescope corrections were flagged in sub-array 2. ! A total of 2630 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3833 telescope corrections were flagged in sub-array 1. ! A total of 3102 telescope corrections were flagged in sub-array 2. ! A total of 2630 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3833 telescope corrections were flagged in sub-array 1. ! A total of 3155 telescope corrections were flagged in sub-array 2. ! A total of 2656 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.853993Jy sigma=0.006099 ! Fit after self-cal, rms=0.583920Jy sigma=0.004040 ! 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 8.18% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.5953 mas, bmaj=0.8185 mas, bpa=1.9 degrees ! Estimated noise=1245.86 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 = 0.39331 Jy ! Component: 100 - total flux cleaned = 0.495059 Jy ! Total flux subtracted in 100 components = 0.495059 Jy ! Clean residual min=-0.014610 max=0.042606 Jy/beam ! Clean residual mean=0.000094 rms=0.005273 Jy/beam ! Combined flux in latest and established models = 0.495059 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.495059 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.269277Jy sigma=0.001373 ! Fit after self-cal, rms=0.269754Jy sigma=0.001372 ! Inverting map ! Your choice of large map pixels excluded 8.18% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0475503 Jy ! Component: 100 - total flux cleaned = 0.0719358 Jy ! Total flux subtracted in 100 components = 0.0719358 Jy ! Clean residual min=-0.011323 max=0.022068 Jy/beam ! Clean residual mean=-0.000146 rms=0.003342 Jy/beam ! Combined flux in latest and established models = 0.566995 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.566995 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263083Jy sigma=0.001259 ! Fit after self-cal, rms=0.262768Jy sigma=0.001258 ! Inverting map ! Your choice of large map pixels excluded 8.18% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Added new window around map position (1.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0202922 Jy ! Component: 100 - total flux cleaned = 0.030944 Jy ! Total flux subtracted in 100 components = 0.030944 Jy ! Clean residual min=-0.011420 max=0.017035 Jy/beam ! Clean residual mean=-0.000253 rms=0.002878 Jy/beam ! Combined flux in latest and established models = 0.597939 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.597939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261564Jy sigma=0.001245 ! Fit after self-cal, rms=0.261309Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 8.18% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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 8.18% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6283 mas, bmaj=0.9766 mas, bpa=7.587 degrees ! Estimated noise=821.063 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 = 0.00460681 Jy ! Component: 100 - total flux cleaned = 0.00478642 Jy ! Component: 150 - total flux cleaned = 0.00479319 Jy ! Component: 200 - total flux cleaned = 0.00492833 Jy ! Total flux subtracted in 200 components = 0.00492833 Jy ! Clean residual min=-0.013897 max=0.010029 Jy/beam ! Clean residual mean=-0.003596 rms=0.002640 Jy/beam ! Combined flux in latest and established models = 0.602867 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.602867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260994Jy sigma=0.001241 ! Fit after self-cal, rms=0.260848Jy sigma=0.001240 ! Inverting map ! Your choice of large map pixels excluded 8.18% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 186 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.21 HN 1.00* ! KB 0.97 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 1.00 OV 1.00* ! PT 1.00* SV 0.97 TS 1.04 WZ 1.07 ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.12 HN 1.00* ! KB 1.09 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.97 ON 0.99 OV 1.00* ! PT 1.00* SV 1.02 TS 1.08 WZ 1.04 ! ZC 1.02 ! ! A total of 81 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 0.93 HH 1.07 HN 1.15 ! KB 1.05 KP 0.99 LA 0.97 MK 1.00 ! NL 1.01 NY 0.99 ON 1.04 OV 0.93 ! PT 0.94 SV 1.12 TS 0.98 WZ 1.04 ! ZC 0.99 ! ! ! Correcting IF 2. ! A total of 186 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.13 HN 1.00* ! KB 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 1.10 OV 1.00* ! PT 1.00* SV 0.98 TS 1.04 WZ 1.03 ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.02 HN 1.00* ! KB 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.03 ON 0.98 OV 1.00* ! PT 1.00* SV 0.97 TS 1.10 WZ 1.04 ! ZC 1.05 ! ! A total of 81 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.93 HH 0.93 HN 1.12 ! KB 1.10 KP 0.94 LA 0.95 MK 0.98 ! NL 0.98 NY 1.02 ON 1.01 OV 0.90 ! PT 1.00 SV 1.01 TS 0.97 WZ 1.06 ! ZC 1.02 ! ! ! Correcting IF 3. ! A total of 186 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.11 HN 1.00* ! KB 0.98 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.00 ON 1.08 OV 1.00* ! PT 1.00* SV 0.99 TS 1.04 WZ 1.03 ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.02 HN 1.00* ! KB 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.04 ON 0.98 OV 1.00* ! PT 1.00* SV 0.94 TS 1.08 WZ 1.01 ! ZC 1.02 ! ! A total of 81 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.91 HH 0.95 HN 1.15 ! KB 1.04 KP 1.00 LA 0.98 MK 1.01 ! NL 1.00 NY 1.01 ON 0.99 OV 0.94 ! PT 1.00 SV 1.06 TS 1.01 WZ 1.00 ! ZC 0.99 ! ! ! Correcting IF 4. ! A total of 186 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.13 HN 1.00* ! KB 1.00 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.06 ON 1.06 OV 1.00* ! PT 1.00* SV 0.88 TS 1.03 WZ 0.99 ! ZC 1.00* ! ! A total of 108 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.98 HN 1.00* ! KB 1.08 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 0.98 OV 1.00* ! PT 1.00* SV 0.98 TS 1.11 WZ 1.01 ! ZC 1.00* ! ! A total of 81 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.94 HH 0.91 HN 1.16 ! KB 1.04 KP 0.97 LA 0.97 MK 1.04 ! NL 1.00 NY 0.99 ON 1.02 OV 0.94 ! PT 0.99 SV 1.08 TS 0.96 WZ 1.02 ! ZC 1.00* ! ! ! Fit before self-cal, rms=0.260848Jy sigma=0.001240 ! Fit after self-cal, rms=0.262981Jy sigma=0.001208 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6308 mas, bmaj=1.037 mas, bpa=7.929 degrees ! Estimated noise=847.216 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 = -0.00788854 Jy ! Component: 100 - total flux cleaned = -0.0082454 Jy ! Component: 150 - total flux cleaned = -0.00894699 Jy ! Component: 200 - total flux cleaned = -0.00938854 Jy ! Total flux subtracted in 200 components = -0.00938854 Jy ! Clean residual min=-0.006438 max=0.005474 Jy/beam ! Clean residual mean=-0.000460 rms=0.001437 Jy/beam ! Combined flux in latest and established models = 0.593478 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.593478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262697Jy sigma=0.001204 ! Fit after self-cal, rms=0.262614Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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=0.262614Jy sigma=0.001204 ! Fit after self-cal, rms=0.263613Jy sigma=0.001199 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6344 mas, bmaj=1.041 mas, bpa=8.01 degrees ! Estimated noise=847.317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00378516 Jy ! Component: 100 - total flux cleaned = -0.00446508 Jy ! Component: 150 - total flux cleaned = -0.00482711 Jy ! Component: 200 - total flux cleaned = -0.00520635 Jy ! Total flux subtracted in 200 components = -0.00520635 Jy ! Clean residual min=-0.005113 max=0.005085 Jy/beam ! Clean residual mean=-0.000233 rms=0.001150 Jy/beam ! Combined flux in latest and established models = 0.588272 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.588272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263546Jy sigma=0.001198 ! Fit after self-cal, rms=0.263459Jy sigma=0.001198 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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 = -6.9388e-05 Jy ! Component: 100 - total flux cleaned = -0.000352112 Jy ! Component: 150 - total flux cleaned = -0.000537654 Jy ! Component: 200 - total flux cleaned = -0.000699494 Jy ! Total flux subtracted in 200 components = -0.000699494 Jy ! Clean residual min=-0.004757 max=0.005111 Jy/beam ! Clean residual mean=-0.000200 rms=0.001144 Jy/beam ! Combined flux in latest and established models = 0.587572 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 35 components and 0.587572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263453Jy sigma=0.001198 ! Fit after self-cal, rms=0.263348Jy sigma=0.001198 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Added new window around map position (-11.2, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00297975 Jy ! Component: 100 - total flux cleaned = 0.00309071 Jy ! Component: 150 - total flux cleaned = 0.00293763 Jy ! Component: 200 - total flux cleaned = 0.00287215 Jy ! Total flux subtracted in 200 components = 0.00287215 Jy ! Clean residual min=-0.004991 max=0.003844 Jy/beam ! Clean residual mean=-0.000326 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.590444 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.590444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263203Jy sigma=0.001197 ! Fit after self-cal, rms=0.263144Jy sigma=0.001197 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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=0.263144Jy sigma=0.001197 ! Fit after self-cal, rms=0.263585Jy sigma=0.001193 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6387 mas, bmaj=1.043 mas, bpa=8.054 degrees ! Estimated noise=848.216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146642 Jy ! Component: 100 - total flux cleaned = -0.00145685 Jy ! Component: 150 - total flux cleaned = -0.00168227 Jy ! Component: 200 - total flux cleaned = -0.00187635 Jy ! Total flux subtracted in 200 components = -0.00187635 Jy ! Clean residual min=-0.004456 max=0.003855 Jy/beam ! Clean residual mean=-0.000299 rms=0.000972 Jy/beam ! Combined flux in latest and established models = 0.588568 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.588568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263528Jy sigma=0.001192 ! Fit after self-cal, rms=0.263429Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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 = 9.76201e-06 Jy ! Component: 100 - total flux cleaned = -0.000103412 Jy ! Component: 150 - total flux cleaned = -0.000208727 Jy ! Component: 200 - total flux cleaned = -0.000258912 Jy ! Total flux subtracted in 200 components = -0.000258912 Jy ! Clean residual min=-0.004320 max=0.003738 Jy/beam ! Clean residual mean=-0.000287 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.588309 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.588309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263403Jy sigma=0.001192 ! Fit after self-cal, rms=0.263367Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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=0.263367Jy sigma=0.001192 ! Fit after self-cal, rms=0.264015Jy sigma=0.001192 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=2.581 mas, bmaj=3.587 mas, bpa=-10.77 degrees ! Estimated noise=1028.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000865555 Jy ! Component: 100 - total flux cleaned = -0.000675227 Jy ! Component: 150 - total flux cleaned = -0.000555213 Jy ! Component: 200 - total flux cleaned = -0.000520472 Jy ! Total flux subtracted in 200 components = -0.000520472 Jy ! Clean residual min=-0.003755 max=0.003059 Jy/beam ! Clean residual mean=-0.000453 rms=0.001048 Jy/beam ! Combined flux in latest and established models = 0.587789 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 58 components and 0.587789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264019Jy sigma=0.001192 ! Fit after self-cal, rms=0.264011Jy sigma=0.001192 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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 = -1.06694e-05 Jy ! Component: 100 - total flux cleaned = 5.29925e-05 Jy ! Component: 150 - total flux cleaned = 8.02332e-05 Jy ! Component: 200 - total flux cleaned = 7.99278e-05 Jy ! Total flux subtracted in 200 components = 7.99278e-05 Jy ! Clean residual min=-0.003728 max=0.002957 Jy/beam ! Clean residual mean=-0.000462 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.587869 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 0.587869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264017Jy sigma=0.001192 ! Fit after self-cal, rms=0.264001Jy sigma=0.001192 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6404 mas, bmaj=1.045 mas, bpa=8.041 degrees ! Estimated noise=848.742 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6404 x 1.045 at 8.041 degrees (North through East) ! Clean map min=-0.0035436 max=0.50742 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=0.264001Jy sigma=0.001192 ! Fit after self-cal, rms=0.437871Jy sigma=0.001028 ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6407 mas, bmaj=1.044 mas, bpa=8.056 degrees ! Estimated noise=848.037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000254261 Jy ! Component: 100 - total flux cleaned = -0.000372189 Jy ! Component: 150 - total flux cleaned = -0.000576569 Jy ! Component: 200 - total flux cleaned = -0.000715107 Jy ! Total flux subtracted in 200 components = -0.000715107 Jy ! Clean residual min=-0.003885 max=0.003683 Jy/beam ! Clean residual mean=-0.000147 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.587154 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 66 components and 0.587154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.437843Jy sigma=0.001027 ! Fit after self-cal, rms=0.437844Jy sigma=0.001027 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.51993e-05 Jy ! Component: 100 - total flux cleaned = -0.000103149 Jy ! Component: 150 - total flux cleaned = -0.000104464 Jy ! Component: 200 - total flux cleaned = -0.000178947 Jy ! Total flux subtracted in 200 components = -0.000178947 Jy ! Clean residual min=-0.003837 max=0.003597 Jy/beam ! Clean residual mean=-0.000138 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.586975 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.586975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.437833Jy sigma=0.001027 ! Fit after self-cal, rms=0.437813Jy sigma=0.001027 ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.437813Jy sigma=0.001027 ! Fit after self-cal, rms=0.562468Jy sigma=0.001027 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 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6103 mas, bmaj=0.8403 mas, bpa=0.6862 degrees ! Estimated noise=1326.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.398637 Jy ! Component: 100 - total flux cleaned = 0.494475 Jy ! Component: 150 - total flux cleaned = 0.533179 Jy ! Component: 200 - total flux cleaned = 0.554694 Jy ! Total flux subtracted in 200 components = 0.554694 Jy ! Clean residual min=-0.007604 max=0.012479 Jy/beam ! Clean residual mean=0.000092 rms=0.002054 Jy/beam ! Combined flux in latest and established models = 0.554694 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.554694 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6416 mas, bmaj=1.042 mas, bpa=8.039 degrees ! Estimated noise=848.69 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 = 0.0144804 Jy ! Component: 100 - total flux cleaned = 0.0225076 Jy ! Component: 150 - total flux cleaned = 0.0275406 Jy ! Component: 200 - total flux cleaned = 0.0290826 Jy ! Total flux subtracted in 200 components = 0.0290826 Jy ! Clean residual min=-0.004210 max=0.004384 Jy/beam ! Clean residual mean=0.000042 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.583776 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.583776 Jy ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 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 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=2.582 mas, bmaj=3.587 mas, bpa=-10.66 degrees ! Estimated noise=1027.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00288649 Jy ! Component: 100 - total flux cleaned = 0.00321556 Jy ! Component: 150 - total flux cleaned = 0.00334644 Jy ! Component: 200 - total flux cleaned = 0.00340336 Jy ! Total flux subtracted in 200 components = 0.00340336 Jy ! Clean residual min=-0.003718 max=0.003096 Jy/beam ! Clean residual mean=-0.000268 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 0.58718 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.17622e-05 Jy ! Component: 100 - total flux cleaned = 9.94078e-05 Jy ! Component: 150 - total flux cleaned = 0.000180053 Jy ! Component: 200 - total flux cleaned = 0.000250161 Jy ! Total flux subtracted in 200 components = 0.000250161 Jy ! Clean residual min=-0.003632 max=0.002940 Jy/beam ! Clean residual mean=-0.000296 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.58743 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.58743 Jy ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! Estimated beam: bmin=0.6416 mas, bmaj=1.042 mas, bpa=8.039 degrees ! Estimated noise=848.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000131564 Jy ! Component: 100 - total flux cleaned = -6.09295e-05 Jy ! Component: 150 - total flux cleaned = -0.000233846 Jy ! Component: 200 - total flux cleaned = -0.000472739 Jy ! Total flux subtracted in 200 components = -0.000472739 Jy ! Clean residual min=-0.003921 max=0.004501 Jy/beam ! Clean residual mean=-0.000111 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 0.586957 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 44 components and 0.586957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.562861Jy sigma=0.001032 ! Fit after self-cal, rms=0.563000Jy sigma=0.001031 wmodel J1707+0148_X_2007_12_05_pus_map.mod ! Writing 44 model components to file: J1707+0148_X_2007_12_05_pus_map.mod wobs J1707+0148_X_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1707+0148_X_2007_12_05_pus_uvs.fits wwins J1707+0148_X_2007_12_05_pus_map.win ! wwins: Wrote 3 windows to J1707+0148_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 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259828 Jy ! Component: 100 - total flux cleaned = -0.000357985 Jy ! Component: 150 - total flux cleaned = -0.000748276 Jy ! Component: 200 - total flux cleaned = -0.000998467 Jy ! Component: 250 - total flux cleaned = -0.00118056 Jy ! Component: 300 - total flux cleaned = -0.00129814 Jy ! Component: 350 - total flux cleaned = -0.00135545 Jy ! Component: 400 - total flux cleaned = -0.00141197 Jy ! Component: 450 - total flux cleaned = -0.00152155 Jy ! Component: 500 - total flux cleaned = -0.00157517 Jy ! Component: 550 - total flux cleaned = -0.00167973 Jy ! Component: 600 - total flux cleaned = -0.00183291 Jy ! Component: 650 - total flux cleaned = -0.00193255 Jy ! Component: 700 - total flux cleaned = -0.00203105 Jy ! Component: 750 - total flux cleaned = -0.00207964 Jy ! Component: 800 - total flux cleaned = -0.00222275 Jy ! Component: 850 - total flux cleaned = -0.00222238 Jy ! Component: 900 - total flux cleaned = -0.00226925 Jy ! Component: 950 - total flux cleaned = -0.00231523 Jy ! Component: 1000 - total flux cleaned = -0.00240639 Jy ! Component: 1050 - total flux cleaned = -0.0024961 Jy ! Component: 1100 - total flux cleaned = -0.0025406 Jy ! Component: 1150 - total flux cleaned = -0.00262838 Jy ! Component: 1200 - total flux cleaned = -0.00271488 Jy ! Component: 1250 - total flux cleaned = -0.00267188 Jy ! Component: 1300 - total flux cleaned = -0.00271472 Jy ! Component: 1350 - total flux cleaned = -0.00279887 Jy ! Component: 1400 - total flux cleaned = -0.00284034 Jy ! Component: 1450 - total flux cleaned = -0.00284034 Jy ! Component: 1500 - total flux cleaned = -0.00292217 Jy ! Component: 1550 - total flux cleaned = -0.00292211 Jy ! Component: 1600 - total flux cleaned = -0.00296232 Jy ! Component: 1650 - total flux cleaned = -0.00296257 Jy ! Component: 1700 - total flux cleaned = -0.00304168 Jy ! Component: 1750 - total flux cleaned = -0.00311987 Jy ! Component: 1800 - total flux cleaned = -0.0031197 Jy ! Component: 1850 - total flux cleaned = -0.00315828 Jy ! Component: 1900 - total flux cleaned = -0.00319652 Jy ! Component: 1950 - total flux cleaned = -0.00323457 Jy ! Component: 2000 - total flux cleaned = -0.00330978 Jy ! Total flux subtracted in 2048 components = -0.003347 Jy ! Clean residual min=-0.002504 max=0.002096 Jy/beam ! Clean residual mean=-0.000028 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.58361 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 183 components and 0.58361 Jy wmap "J1707+0148_X_2007_12_05_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6416 x 1.042 at 8.039 degrees (North through East) ! Clean map min=-0.0028607 max=0.50845 Jy/beam ! Writing clean map to FITS file: J1707+0148_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 0.50845 invert ! Inverting map ! Your choice of large map pixels excluded 7.04% of the data. ! The x-axis pixel size should ideally be below 0.1885 milli-arcsec ! The y-axis pixel size should ideally be below 0.1871 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000639065 device "J1707+0148_X_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1707+0148_X_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.377067 0.377067 0.754134 1.50827 3.01653 6.03307 12.0661 24.1323 48.2646 96.5291 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.508 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6416 x 1.042 at 8.039 degrees (North through East) ! Clean map min=-0.0028607 max=0.50845 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1707+0148_X_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1707+0148_X_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1707+0148_X_2007_12_05_pus_uvs.log closed on Wed Sep 8 21:26:01 2010