! Started logfile: J1707+0148_S_2007_12_05_pus_uvs.log on Sat Sep 11 23:22:23 2010 obs J1707+0148_S_2007_12_05_pus_uva.fits ! Reading UV FITS file: J1707+0148_S_2007_12_05_pus_uva.fits ! AN table 1: 282 integrations on 136 of 136 possible baselines. ! AN table 2: 220 integrations on 136 of 136 possible baselines. ! AN table 3: 169 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0431533 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1723 lines of history. ! ! Reading 15752 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 = 0.5 print "taper_size =",taper_size ! taper_size = 20 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 0.500x0.500 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 4176 telescope corrections were flagged in sub-array 1. ! A total of 3102 telescope corrections were flagged in sub-array 2. ! A total of 2350 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 4176 telescope corrections were flagged in sub-array 1. ! A total of 3102 telescope corrections were flagged in sub-array 2. ! A total of 2350 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 4176 telescope corrections were flagged in sub-array 1. ! A total of 3102 telescope corrections were flagged in sub-array 2. ! A total of 2350 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 4207 telescope corrections were flagged in sub-array 1. ! A total of 3165 telescope corrections were flagged in sub-array 2. ! A total of 2374 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.849653Jy sigma=0.005159 ! Fit after self-cal, rms=0.634614Jy sigma=0.003749 ! 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 ! Estimated beam: bmin=2.06 mas, bmaj=2.555 mas, bpa=-27.14 degrees ! Estimated noise=1653.58 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 = 0.37825 Jy ! Component: 100 - total flux cleaned = 0.506087 Jy ! Total flux subtracted in 100 components = 0.506087 Jy ! Clean residual min=-0.026289 max=0.059721 Jy/beam ! Clean residual mean=0.000513 rms=0.007861 Jy/beam ! Combined flux in latest and established models = 0.506087 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.506087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.354315Jy sigma=0.001505 ! Fit after self-cal, rms=0.351785Jy sigma=0.001502 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0702426 Jy ! Component: 100 - total flux cleaned = 0.109171 Jy ! Total flux subtracted in 100 components = 0.109171 Jy ! Clean residual min=-0.019886 max=0.023199 Jy/beam ! Clean residual mean=-0.000260 rms=0.004336 Jy/beam ! Combined flux in latest and established models = 0.615258 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 26 components and 0.615258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.337641Jy sigma=0.001332 ! Fit after self-cal, rms=0.335489Jy sigma=0.001330 ! Inverting map 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 ! Estimated beam: bmin=2.158 mas, bmaj=2.791 mas, bpa=-10.15 degrees ! Estimated noise=997.121 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 = 0.0230462 Jy ! Component: 100 - total flux cleaned = 0.0333496 Jy ! Component: 150 - total flux cleaned = 0.0382604 Jy ! Component: 200 - total flux cleaned = 0.0407074 Jy ! Total flux subtracted in 200 components = 0.0407074 Jy ! Clean residual min=-0.017475 max=0.009401 Jy/beam ! Clean residual mean=-0.006320 rms=0.003087 Jy/beam ! Combined flux in latest and established models = 0.655966 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.655966 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333692Jy sigma=0.001320 ! Fit after self-cal, rms=0.333209Jy sigma=0.001319 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 234 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 0.97 ON 1.34 OV 1.00* ! PT 1.00* SV 1.10 TS 1.08 WZ 0.94 ! 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 1.19 HN 1.00* ! KB 1.07 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.01 ON 1.10 OV 1.00* ! PT 1.00* SV 1.03 TS 1.15 WZ 0.94 ! ZC 1.03 ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 1.07 HH 1.16 HN 0.77 ! KB 1.09 KP 1.00* LA 1.01 MK 0.99 ! NL 0.89 NY 0.97 ON 0.94 OV 0.91 ! PT 1.01 SV 1.15 TS 1.07 WZ 1.02 ! ZC 1.01 ! ! ! Correcting IF 2. ! A total of 234 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.14 HN 1.00* ! KB 1.12 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.08 ON 1.01 OV 1.00* ! PT 1.00* SV 1.07 TS 1.05 WZ 0.92 ! 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 1.13 HN 1.00* ! KB 1.16 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.05 ON 1.03 OV 1.00* ! PT 1.00* SV 1.03 TS 1.10 WZ 0.95 ! ZC 1.03 ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.95 HH 1.13 HN 1.13 ! KB 1.14 KP 1.00* LA 1.09 MK 0.99 ! NL 0.91 NY 1.03 ON 0.90 OV 0.94 ! PT 1.01 SV 1.08 TS 1.04 WZ 0.97 ! ZC 1.01 ! ! ! Correcting IF 3. ! A total of 234 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 0.90 HN 1.00* ! KB 1.03 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.83 ON 1.05 OV 1.00* ! PT 1.00* SV 0.93 TS 0.95 WZ 1.00 ! 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 1.10 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.96 ON 0.93 OV 1.00* ! PT 1.00* SV 0.91 TS 1.03 WZ 1.00 ! ZC 1.02 ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.95 HH 1.06 HN 1.13 ! KB 1.05 KP 1.00* LA 0.99 MK 1.00 ! NL 0.97 NY 0.89 ON 0.99 OV 0.98 ! PT 1.06 SV 0.96 TS 1.01 WZ 1.01 ! ZC 1.04 ! ! ! Correcting IF 4. ! A total of 234 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HH 1.00 HN 1.00* ! KB 0.79 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 1.16 ON 0.91 OV 1.00* ! PT 1.00* SV 1.00* TS 1.38 WZ 0.97 ! ZC 1.00* ! ! A total of 144 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 0.93 HN 1.00* ! KB 1.01 KP 1.00* LA 1.00* MK 1.00* ! NL 1.00* NY 0.93 ON 0.92 OV 1.00* ! PT 1.00* SV 1.00* TS 1.24 WZ 1.01 ! ZC 1.12 ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 0.96 HH 1.08 HN 1.10 ! KB 1.21 KP 1.00* LA 1.01 MK 0.95 ! NL 0.86 NY 0.93 ON 0.98 OV 0.94 ! PT 0.93 SV 1.00* TS 1.03 WZ 0.98 ! ZC 1.06 ! ! ! Fit before self-cal, rms=0.333209Jy sigma=0.001319 ! Fit after self-cal, rms=0.334677Jy sigma=0.001258 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.135 mas, bmaj=2.924 mas, bpa=-8.373 degrees ! Estimated noise=1046.81 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 = -0.00588845 Jy ! Component: 100 - total flux cleaned = -0.00633092 Jy ! Component: 150 - total flux cleaned = -0.00650822 Jy ! Component: 200 - total flux cleaned = -0.00637486 Jy ! Total flux subtracted in 200 components = -0.00637486 Jy ! Clean residual min=-0.008008 max=0.004954 Jy/beam ! Clean residual mean=-0.000371 rms=0.001647 Jy/beam ! Combined flux in latest and established models = 0.649591 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 0.649591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334339Jy sigma=0.001255 ! Fit after self-cal, rms=0.335143Jy sigma=0.001254 ! Inverting map 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=0.335143Jy sigma=0.001254 ! Fit after self-cal, rms=0.333793Jy sigma=0.001249 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.143 mas, bmaj=2.911 mas, bpa=-8.872 degrees ! Estimated noise=1045.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00293909 Jy ! Component: 100 - total flux cleaned = -0.00334266 Jy ! Component: 150 - total flux cleaned = -0.00346419 Jy ! Component: 200 - total flux cleaned = -0.00356585 Jy ! Total flux subtracted in 200 components = -0.00356585 Jy ! Clean residual min=-0.007367 max=0.004677 Jy/beam ! Clean residual mean=-0.000206 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 0.646025 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.646025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333657Jy sigma=0.001248 ! Fit after self-cal, rms=0.333938Jy sigma=0.001248 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -0.000100258 Jy ! Component: 100 - total flux cleaned = -0.000195247 Jy ! Component: 150 - total flux cleaned = -0.000198221 Jy ! Component: 200 - total flux cleaned = -0.000203254 Jy ! Total flux subtracted in 200 components = -0.000203254 Jy ! Clean residual min=-0.007286 max=0.004679 Jy/beam ! Clean residual mean=-0.000195 rms=0.001414 Jy/beam ! Combined flux in latest and established models = 0.645822 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 0.645822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333873Jy sigma=0.001248 ! Fit after self-cal, rms=0.333923Jy sigma=0.001248 ! Inverting map 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=0.333923Jy sigma=0.001248 ! Fit after self-cal, rms=0.332472Jy sigma=0.001246 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.152 mas, bmaj=2.898 mas, bpa=-9.382 degrees ! Estimated noise=1044.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00181512 Jy ! Component: 100 - total flux cleaned = -0.0021204 Jy ! Component: 150 - total flux cleaned = -0.00221384 Jy ! Component: 200 - total flux cleaned = -0.00228972 Jy ! Total flux subtracted in 200 components = -0.00228972 Jy ! Clean residual min=-0.006979 max=0.004698 Jy/beam ! Clean residual mean=-0.000063 rms=0.001336 Jy/beam ! Combined flux in latest and established models = 0.643532 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 39 components and 0.643532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332392Jy sigma=0.001245 ! Fit after self-cal, rms=0.332489Jy sigma=0.001245 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -7.84977e-05 Jy ! Component: 100 - total flux cleaned = -0.000146747 Jy ! Component: 150 - total flux cleaned = -0.000146107 Jy ! Component: 200 - total flux cleaned = -0.000204742 Jy ! Total flux subtracted in 200 components = -0.000204742 Jy ! Clean residual min=-0.006907 max=0.004665 Jy/beam ! Clean residual mean=-0.000052 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.643327 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.643327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.332441Jy sigma=0.001245 ! Fit after self-cal, rms=0.332489Jy sigma=0.001245 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.332489Jy sigma=0.001245 ! Fit after self-cal, rms=0.331436Jy sigma=0.001245 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.663 mas, bmaj=12.25 mas, bpa=-3.593 degrees ! Estimated noise=1392.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122928 Jy ! Component: 100 - total flux cleaned = -0.00122849 Jy ! Component: 150 - total flux cleaned = -0.00122907 Jy ! Component: 200 - total flux cleaned = -0.00122989 Jy ! Total flux subtracted in 200 components = -0.00122989 Jy ! Clean residual min=-0.005244 max=0.005266 Jy/beam ! Clean residual mean=0.000099 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 0.642097 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 39 components and 0.642097 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331419Jy sigma=0.001245 ! Fit after self-cal, rms=0.331367Jy sigma=0.001245 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = -9.33029e-05 Jy ! Component: 100 - total flux cleaned = -9.53344e-05 Jy ! Component: 150 - total flux cleaned = -9.67077e-05 Jy ! Component: 200 - total flux cleaned = -9.77698e-05 Jy ! Total flux subtracted in 200 components = -9.77697e-05 Jy ! Clean residual min=-0.005215 max=0.005295 Jy/beam ! Clean residual mean=0.000114 rms=0.001623 Jy/beam ! Combined flux in latest and established models = 0.642 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 39 components and 0.642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331370Jy sigma=0.001245 ! Fit after self-cal, rms=0.331336Jy sigma=0.001245 ! Inverting map 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 ! Estimated beam: bmin=2.156 mas, bmaj=2.89 mas, bpa=-9.693 degrees ! Estimated noise=1042.93 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.156 x 2.89 at -9.693 degrees (North through East) ! Clean map min=-0.005816 max=0.47541 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 ! Estimated beam: bmin=2.05 mas, bmaj=2.575 mas, bpa=-31.11 degrees ! Estimated noise=1715.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.373537 Jy ! Component: 100 - total flux cleaned = 0.501562 Jy ! Component: 150 - total flux cleaned = 0.565787 Jy ! Component: 200 - total flux cleaned = 0.599564 Jy ! Total flux subtracted in 200 components = 0.599564 Jy ! Clean residual min=-0.009865 max=0.016215 Jy/beam ! Clean residual mean=0.000305 rms=0.002679 Jy/beam ! Combined flux in latest and established models = 0.599564 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.599564 Jy ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=2.89 mas, bpa=-9.693 degrees ! Estimated noise=1042.93 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0229337 Jy ! Component: 100 - total flux cleaned = 0.0337229 Jy ! Component: 150 - total flux cleaned = 0.0388437 Jy ! Component: 200 - total flux cleaned = 0.0409074 Jy ! Total flux subtracted in 200 components = 0.0409074 Jy ! Clean residual min=-0.005923 max=0.004765 Jy/beam ! Clean residual mean=0.000132 rms=0.001245 Jy/beam ! Combined flux in latest and established models = 0.640472 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.640472 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.663 mas, bmaj=12.25 mas, bpa=-3.593 degrees ! Estimated noise=1392.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109372 Jy ! Component: 100 - total flux cleaned = 0.00124998 Jy ! Component: 150 - total flux cleaned = 0.00128115 Jy ! Component: 200 - total flux cleaned = 0.00125793 Jy ! Total flux subtracted in 200 components = 0.00125793 Jy ! Clean residual min=-0.005166 max=0.005289 Jy/beam ! Clean residual mean=0.000155 rms=0.001604 Jy/beam ! Combined flux in latest and established models = 0.64173 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 = -4.41065e-07 Jy ! Component: 100 - total flux cleaned = -4.00546e-05 Jy ! Component: 150 - total flux cleaned = -5.70904e-05 Jy ! Component: 200 - total flux cleaned = -7.38083e-05 Jy ! Total flux subtracted in 200 components = -7.38083e-05 Jy ! Clean residual min=-0.005127 max=0.005315 Jy/beam ! Clean residual mean=0.000166 rms=0.001599 Jy/beam ! Combined flux in latest and established models = 0.641656 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 46 components and 0.641656 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.156 mas, bmaj=2.89 mas, bpa=-9.693 degrees ! Estimated noise=1042.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000362011 Jy ! Component: 100 - total flux cleaned = -0.000535578 Jy ! Component: 150 - total flux cleaned = -0.000634586 Jy ! Component: 200 - total flux cleaned = -0.000589568 Jy ! Total flux subtracted in 200 components = -0.000589568 Jy ! Clean residual min=-0.005698 max=0.004812 Jy/beam ! Clean residual mean=0.000097 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.641066 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.641066 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331201Jy sigma=0.001244 ! Fit after self-cal, rms=0.331339Jy sigma=0.001244 wmodel J1707+0148_S_2007_12_05_pus_map.mod ! Writing 56 model components to file: J1707+0148_S_2007_12_05_pus_map.mod wobs J1707+0148_S_2007_12_05_pus_uvs.fits ! Writing UV FITS file: J1707+0148_S_2007_12_05_pus_uvs.fits wwins J1707+0148_S_2007_12_05_pus_map.win ! wwins: Wrote 2 windows to J1707+0148_S_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 ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000811527 Jy ! Component: 100 - total flux cleaned = -0.00106196 Jy ! Component: 150 - total flux cleaned = -0.00114137 Jy ! Component: 200 - total flux cleaned = -0.00114116 Jy ! Component: 250 - total flux cleaned = -0.000996549 Jy ! Component: 300 - total flux cleaned = -0.000855903 Jy ! Component: 350 - total flux cleaned = -0.000718315 Jy ! Component: 400 - total flux cleaned = -0.000518964 Jy ! Component: 450 - total flux cleaned = -0.000454333 Jy ! Component: 500 - total flux cleaned = -0.000327648 Jy ! Component: 550 - total flux cleaned = -0.000142859 Jy ! Component: 600 - total flux cleaned = -2.20327e-05 Jy ! Component: 650 - total flux cleaned = 9.65975e-05 Jy ! Component: 700 - total flux cleaned = 0.000212648 Jy ! Component: 750 - total flux cleaned = 0.00026928 Jy ! Component: 800 - total flux cleaned = 0.000324601 Jy ! Component: 850 - total flux cleaned = 0.000379184 Jy ! Component: 900 - total flux cleaned = 0.000379336 Jy ! Component: 950 - total flux cleaned = 0.000485756 Jy ! Component: 1000 - total flux cleaned = 0.000485809 Jy ! Component: 1050 - total flux cleaned = 0.000537795 Jy ! Component: 1100 - total flux cleaned = 0.000588616 Jy ! Component: 1150 - total flux cleaned = 0.000638989 Jy ! Component: 1200 - total flux cleaned = 0.000639156 Jy ! Component: 1250 - total flux cleaned = 0.000737262 Jy ! Component: 1300 - total flux cleaned = 0.000785497 Jy ! Component: 1350 - total flux cleaned = 0.000833101 Jy ! Component: 1400 - total flux cleaned = 0.000879919 Jy ! Component: 1450 - total flux cleaned = 0.000879788 Jy ! Component: 1500 - total flux cleaned = 0.00092593 Jy ! Component: 1550 - total flux cleaned = 0.000971257 Jy ! Component: 1600 - total flux cleaned = 0.00101626 Jy ! Component: 1650 - total flux cleaned = 0.00101634 Jy ! Component: 1700 - total flux cleaned = 0.00106026 Jy ! Component: 1750 - total flux cleaned = 0.00110342 Jy ! Component: 1800 - total flux cleaned = 0.00114617 Jy ! Component: 1850 - total flux cleaned = 0.00114592 Jy ! Component: 1900 - total flux cleaned = 0.00114582 Jy ! Component: 1950 - total flux cleaned = 0.00118753 Jy ! Component: 2000 - total flux cleaned = 0.00118748 Jy ! Total flux subtracted in 2048 components = 0.00122854 Jy ! Clean residual min=-0.002514 max=0.002707 Jy/beam ! Clean residual mean=0.000029 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.642295 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 200 components and 0.642295 Jy wmap "J1707+0148_S_2007_12_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.156 x 2.89 at -9.693 degrees (North through East) ! Clean map min=-0.0045917 max=0.47808 Jy/beam ! Writing clean map to FITS file: J1707+0148_S_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 0.478075 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000749584 device "J1707+0148_S_2007_12_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1707+0148_S_2007_12_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.470376 0.470376 0.940751 1.8815 3.76301 7.52601 15.052 30.104 60.2081 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.478 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.156 x 2.89 at -9.693 degrees (North through East) ! Clean map min=-0.0045917 max=0.47808 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1707+0148_S_2007_12_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1707+0148_S_2007_12_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1707+0148_S_2007_12_05_pus_uvs.log closed on Sat Sep 11 23:22:32 2010