! Started logfile: J1407+2827_S_2003_06_18_pus_uvs.log on Tue Jan 23 22:55:46 2007 obs J1407+2827_S_2003_06_18_pus_uva.fits ! Reading UV FITS file: J1407+2827_S_2003_06_18_pus_uva.fits ! AN table 1: 128 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.146446 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1407+2827 ! ! 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 2425 lines of history. ! ! Reading 11472 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 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 1480 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1480 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1480 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1480 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.064143Jy sigma=0.010071 ! Fit after self-cal, rms=0.521983Jy sigma=0.004513 ! 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=2.809 mas, bmaj=4.179 mas, bpa=-1.23 degrees ! Estimated noise=1580.71 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 = 0.923258 Jy ! Component: 100 - total flux cleaned = 1.20982 Jy ! Total flux subtracted in 100 components = 1.20982 Jy ! Clean residual min=-0.060770 max=0.130627 Jy/beam ! Clean residual mean=0.003160 rms=0.023158 Jy/beam ! Combined flux in latest and established models = 1.20982 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 1.20982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.393996Jy sigma=0.003296 ! Fit after self-cal, rms=0.393954Jy sigma=0.003295 ! 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=3.183 mas, bmaj=5.5 mas, bpa=-3.572 degrees ! Estimated noise=782.031 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 = 0.192676 Jy ! Component: 100 - total flux cleaned = 0.277002 Jy ! Component: 150 - total flux cleaned = 0.317257 Jy ! Component: 200 - total flux cleaned = 0.337052 Jy ! Total flux subtracted in 200 components = 0.337052 Jy ! Clean residual min=-0.034989 max=0.045467 Jy/beam ! Clean residual mean=0.003277 rms=0.011015 Jy/beam ! Combined flux in latest and established models = 1.54687 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 37 components and 1.54687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312905Jy sigma=0.002308 ! Fit after self-cal, rms=0.312526Jy sigma=0.002306 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 GG 1.00* HN 0.66 ! KK 1.00* KP 1.00 LA 1.00 MA 1.00* ! MK 1.00* NL 1.00 ON 1.11 OV 1.18 ! PT 1.08 SC 0.93 TC 1.00* TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GG 1.00* HN 0.89 ! KK 1.00* KP 1.07 LA 1.00 MA 1.00* ! MK 1.00* NL 0.95 ON 1.01 OV 1.07 ! PT 1.12 SC 0.97 TC 1.00* TS 1.00* ! WF 1.04 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 GG 1.00* HN 0.89 ! KK 1.00* KP 1.03 LA 0.94 MA 1.00* ! MK 1.00* NL 0.94 ON 1.01 OV 1.10 ! PT 1.04 SC 1.09 TC 1.00* TS 1.00* ! WF 1.02 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 GG 1.00* HN 0.87 ! KK 1.00* KP 1.04 LA 0.97 MA 1.00* ! MK 1.00* NL 0.99 ON 0.99 OV 1.05 ! PT 1.10 SC 1.10 TC 1.00* TS 1.00* ! WF 1.03 WZ 1.00* ! ! ! Fit before self-cal, rms=0.312526Jy sigma=0.002306 ! Fit after self-cal, rms=0.282287Jy sigma=0.001874 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.252 mas, bmaj=5.523 mas, bpa=-3.212 degrees ! Estimated noise=787.433 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 (-6.5, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0339134 Jy ! Component: 100 - total flux cleaned = 0.0450137 Jy ! Component: 150 - total flux cleaned = 0.0466325 Jy ! Component: 200 - total flux cleaned = 0.0466635 Jy ! Total flux subtracted in 200 components = 0.0466635 Jy ! Clean residual min=-0.010004 max=0.014383 Jy/beam ! Clean residual mean=0.000921 rms=0.003341 Jy/beam ! Combined flux in latest and established models = 1.59353 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 57 components and 1.59353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278132Jy sigma=0.001829 ! Fit after self-cal, rms=0.278112Jy sigma=0.001825 ! 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=0.278112Jy sigma=0.001825 ! Fit after self-cal, rms=0.277700Jy sigma=0.001821 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.262 mas, bmaj=5.518 mas, bpa=-3.144 degrees ! Estimated noise=787.687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114955 Jy ! Component: 100 - total flux cleaned = 0.0125777 Jy ! Component: 150 - total flux cleaned = 0.0127914 Jy ! Component: 200 - total flux cleaned = 0.0127846 Jy ! Total flux subtracted in 200 components = 0.0127846 Jy ! Clean residual min=-0.007709 max=0.012178 Jy/beam ! Clean residual mean=0.000492 rms=0.002524 Jy/beam ! Combined flux in latest and established models = 1.60632 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 1.60632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277044Jy sigma=0.001816 ! Fit after self-cal, rms=0.276983Jy sigma=0.001815 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) ! Added new window around map position (-54.5, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00983483 Jy ! Component: 100 - total flux cleaned = 0.0124581 Jy ! Component: 150 - total flux cleaned = 0.0135048 Jy ! Component: 200 - total flux cleaned = 0.013656 Jy ! Total flux subtracted in 200 components = 0.013656 Jy ! Clean residual min=-0.007052 max=0.007050 Jy/beam ! Clean residual mean=0.000332 rms=0.002020 Jy/beam ! Combined flux in latest and established models = 1.61997 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 88 components and 1.61997 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276562Jy sigma=0.001811 ! Fit after self-cal, rms=0.276512Jy sigma=0.001811 ! 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=0.276512Jy sigma=0.001811 ! Fit after self-cal, rms=0.276951Jy sigma=0.001810 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.267 mas, bmaj=5.515 mas, bpa=-3.107 degrees ! Estimated noise=788.722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00434187 Jy ! Component: 100 - total flux cleaned = 0.00492805 Jy ! Component: 150 - total flux cleaned = 0.00492972 Jy ! Component: 200 - total flux cleaned = 0.00504247 Jy ! Total flux subtracted in 200 components = 0.00504247 Jy ! Clean residual min=-0.006823 max=0.007617 Jy/beam ! Clean residual mean=0.000130 rms=0.001882 Jy/beam ! Combined flux in latest and established models = 1.62501 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 1.62501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276770Jy sigma=0.001808 ! Fit after self-cal, rms=0.276761Jy sigma=0.001808 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 = 0.000292663 Jy ! Component: 100 - total flux cleaned = 7.63547e-05 Jy ! Component: 150 - total flux cleaned = 0.000274722 Jy ! Component: 200 - total flux cleaned = 0.000368756 Jy ! Total flux subtracted in 200 components = 0.000368756 Jy ! Clean residual min=-0.006522 max=0.007766 Jy/beam ! Clean residual mean=0.000126 rms=0.001824 Jy/beam ! Combined flux in latest and established models = 1.62538 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 105 components and 1.62538 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276660Jy sigma=0.001808 ! Fit after self-cal, rms=0.276656Jy sigma=0.001808 ! Inverting map ! Added new window around map position (-24.5, 31). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00679015 Jy ! Component: 100 - total flux cleaned = 0.00838618 Jy ! Component: 150 - total flux cleaned = 0.00903335 Jy ! Component: 200 - total flux cleaned = 0.00980838 Jy ! Total flux subtracted in 200 components = 0.00980838 Jy ! Clean residual min=-0.005697 max=0.005670 Jy/beam ! Clean residual mean=0.000074 rms=0.001535 Jy/beam ! Combined flux in latest and established models = 1.63519 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 119 components and 1.63519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276390Jy sigma=0.001806 ! Fit after self-cal, rms=0.276380Jy sigma=0.001806 ! 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=0.276380Jy sigma=0.001806 ! Fit after self-cal, rms=0.276673Jy sigma=0.001805 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.885 mas, bmaj=9.863 mas, bpa=50.32 degrees ! Estimated noise=885.924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355726 Jy ! Component: 100 - total flux cleaned = 0.00549456 Jy ! Component: 150 - total flux cleaned = 0.00588473 Jy ! Component: 200 - total flux cleaned = 0.0063119 Jy ! Total flux subtracted in 200 components = 0.0063119 Jy ! Clean residual min=-0.006751 max=0.005522 Jy/beam ! Clean residual mean=-0.000056 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 1.6415 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 144 components and 1.6415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276624Jy sigma=0.001805 ! Fit after self-cal, rms=0.276623Jy sigma=0.001805 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 = 0.000903795 Jy ! Component: 100 - total flux cleaned = 0.00110584 Jy ! Component: 150 - total flux cleaned = 0.00110756 Jy ! Component: 200 - total flux cleaned = 0.00105168 Jy ! Total flux subtracted in 200 components = 0.00105168 Jy ! Clean residual min=-0.006688 max=0.005389 Jy/beam ! Clean residual mean=-0.000066 rms=0.001713 Jy/beam ! Combined flux in latest and established models = 1.64256 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 157 components and 1.64256 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.276613Jy sigma=0.001805 ! Fit after self-cal, rms=0.276615Jy sigma=0.001805 ! 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=3.269 mas, bmaj=5.514 mas, bpa=-3.102 degrees ! Estimated noise=789.155 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.269 x 5.514 at -3.102 degrees (North through East) ! Clean map min=-0.010518 max=1.2433 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=0.276615Jy sigma=0.001805 ! Fit after self-cal, rms=0.262720Jy sigma=0.001580 ! Inverting map and beam ! Estimated beam: bmin=3.267 mas, bmaj=5.512 mas, bpa=-3.053 degrees ! Estimated noise=788.701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00336479 Jy ! Component: 100 - total flux cleaned = -0.00483061 Jy ! Component: 150 - total flux cleaned = -0.00560746 Jy ! Component: 200 - total flux cleaned = -0.00595399 Jy ! Total flux subtracted in 200 components = -0.00595399 Jy ! Clean residual min=-0.004865 max=0.004395 Jy/beam ! Clean residual mean=-0.000084 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 1.6366 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 176 components and 1.6366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262604Jy sigma=0.001579 ! Fit after self-cal, rms=0.262601Jy sigma=0.001579 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000877562 Jy ! Component: 100 - total flux cleaned = -0.00103133 Jy ! Component: 150 - total flux cleaned = -0.00124479 Jy ! Component: 200 - total flux cleaned = -0.0013786 Jy ! Total flux subtracted in 200 components = -0.0013786 Jy ! Clean residual min=-0.004772 max=0.004358 Jy/beam ! Clean residual mean=-0.000071 rms=0.001171 Jy/beam ! Combined flux in latest and established models = 1.63522 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 185 components and 1.63522 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262554Jy sigma=0.001578 ! Fit after self-cal, rms=0.262553Jy sigma=0.001578 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262553Jy sigma=0.001578 ! Fit after self-cal, rms=0.262506Jy sigma=0.001578 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=2.791 mas, bmaj=4.161 mas, bpa=-0.8807 degrees ! Estimated noise=1568.73 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.927788 Jy ! Component: 100 - total flux cleaned = 1.21336 Jy ! Component: 150 - total flux cleaned = 1.36012 Jy ! Component: 200 - total flux cleaned = 1.4416 Jy ! Total flux subtracted in 200 components = 1.4416 Jy ! Clean residual min=-0.027249 max=0.040736 Jy/beam ! Clean residual mean=0.001209 rms=0.008991 Jy/beam ! Combined flux in latest and established models = 1.4416 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 30 model components to the UV plane model. ! The established model now contains 30 components and 1.4416 Jy ! Inverting map and beam ! Estimated beam: bmin=3.266 mas, bmaj=5.513 mas, bpa=-3.057 degrees ! Estimated noise=788.604 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 = 0.065455 Jy ! Component: 100 - total flux cleaned = 0.103163 Jy ! Component: 150 - total flux cleaned = 0.127283 Jy ! Component: 200 - total flux cleaned = 0.143588 Jy ! Total flux subtracted in 200 components = 0.143588 Jy ! Clean residual min=-0.009559 max=0.010972 Jy/beam ! Clean residual mean=0.000309 rms=0.003057 Jy/beam ! Combined flux in latest and established models = 1.58519 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 65 components and 1.58519 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=8.891 mas, bmaj=9.876 mas, bpa=50.74 degrees ! Estimated noise=885.058 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016068 Jy ! Component: 100 - total flux cleaned = 0.0251595 Jy ! Component: 150 - total flux cleaned = 0.0313747 Jy ! Component: 200 - total flux cleaned = 0.0353924 Jy ! Total flux subtracted in 200 components = 0.0353924 Jy ! Clean residual min=-0.005466 max=0.005384 Jy/beam ! Clean residual mean=0.000045 rms=0.001778 Jy/beam ! Combined flux in latest and established models = 1.62058 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 = 0.0020135 Jy ! Component: 100 - total flux cleaned = 0.00386703 Jy ! Component: 150 - total flux cleaned = 0.0053608 Jy ! Component: 200 - total flux cleaned = 0.00658021 Jy ! Total flux subtracted in 200 components = 0.00658021 Jy ! Clean residual min=-0.004605 max=0.004021 Jy/beam ! Clean residual mean=-0.000050 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 1.62716 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 108 components and 1.62716 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.266 mas, bmaj=5.513 mas, bpa=-3.057 degrees ! Estimated noise=788.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000996069 Jy ! Component: 100 - total flux cleaned = 0.00147557 Jy ! Component: 150 - total flux cleaned = 0.00188194 Jy ! Component: 200 - total flux cleaned = 0.00188397 Jy ! Total flux subtracted in 200 components = 0.00188397 Jy ! Clean residual min=-0.006380 max=0.005062 Jy/beam ! Clean residual mean=-0.000024 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 1.62905 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 134 components and 1.62905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263003Jy sigma=0.001581 ! Fit after self-cal, rms=0.262924Jy sigma=0.001581 wmodel J1407+2827_S_2003_06_18_pus_map.mod ! Writing 134 model components to file: J1407+2827_S_2003_06_18_pus_map.mod wobs J1407+2827_S_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J1407+2827_S_2003_06_18_pus_uvs.fits wwins J1407+2827_S_2003_06_18_pus_map.win ! wwins: Wrote 4 windows to J1407+2827_S_2003_06_18_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 = -0.00236747 Jy ! Component: 100 - total flux cleaned = -0.00350497 Jy ! Component: 150 - total flux cleaned = -0.00382898 Jy ! Component: 200 - total flux cleaned = -0.00413933 Jy ! Component: 250 - total flux cleaned = -0.00436146 Jy ! Component: 300 - total flux cleaned = -0.00450313 Jy ! Component: 350 - total flux cleaned = -0.00457164 Jy ! Component: 400 - total flux cleaned = -0.00470563 Jy ! Component: 450 - total flux cleaned = -0.00483401 Jy ! Component: 500 - total flux cleaned = -0.00477309 Jy ! Component: 550 - total flux cleaned = -0.00483538 Jy ! Component: 600 - total flux cleaned = -0.00495276 Jy ! Component: 650 - total flux cleaned = -0.00500953 Jy ! Component: 700 - total flux cleaned = -0.00484325 Jy ! Component: 750 - total flux cleaned = -0.00468141 Jy ! Component: 800 - total flux cleaned = -0.00447183 Jy ! Component: 850 - total flux cleaned = -0.00436902 Jy ! Component: 900 - total flux cleaned = -0.00411611 Jy ! Component: 950 - total flux cleaned = -0.00387057 Jy ! Component: 1000 - total flux cleaned = -0.00387062 Jy ! Component: 1050 - total flux cleaned = -0.00363422 Jy ! Component: 1100 - total flux cleaned = -0.00358788 Jy ! Component: 1150 - total flux cleaned = -0.00349626 Jy ! Component: 1200 - total flux cleaned = -0.00331807 Jy ! Component: 1250 - total flux cleaned = -0.00323148 Jy ! Component: 1300 - total flux cleaned = -0.00323201 Jy ! Component: 1350 - total flux cleaned = -0.00310521 Jy ! Component: 1400 - total flux cleaned = -0.00302187 Jy ! Component: 1450 - total flux cleaned = -0.00289901 Jy ! Component: 1500 - total flux cleaned = -0.00285936 Jy ! Component: 1550 - total flux cleaned = -0.00289905 Jy ! Component: 1600 - total flux cleaned = -0.00282101 Jy ! Component: 1650 - total flux cleaned = -0.00274406 Jy ! Component: 1700 - total flux cleaned = -0.00278205 Jy ! Component: 1750 - total flux cleaned = -0.00270702 Jy ! Component: 1800 - total flux cleaned = -0.00267048 Jy ! Component: 1850 - total flux cleaned = -0.00259802 Jy ! Component: 1900 - total flux cleaned = -0.00263424 Jy ! Component: 1950 - total flux cleaned = -0.00256392 Jy ! Component: 2000 - total flux cleaned = -0.0025646 Jy ! Total flux subtracted in 2048 components = -0.00259912 Jy ! Clean residual min=-0.001706 max=0.001984 Jy/beam ! Clean residual mean=0.000002 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 1.62645 Jy keep ! Adding 117 model components to the UV plane model. ! The established model now contains 251 components and 1.62645 Jy wmap "J1407+2827_S_2003_06_18_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.266 x 5.513 at -3.057 degrees (North through East) ! Clean map min=-0.0075385 max=1.2399 Jy/beam ! Writing clean map to FITS file: J1407+2827_S_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.23986 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00062875 device "J1407+2827_S_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J1407+2827_S_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.152134 0.152134 0.304268 0.608535 1.21707 2.43414 4.86828 9.73657 19.4731 38.9463 77.8925 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.239 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.266 x 5.513 at -3.057 degrees (North through East) ! Clean map min=-0.0075385 max=1.2399 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1407+2827_S_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J1407+2827_S_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1407+2827_S_2003_06_18_pus_uvs.log closed on Tue Jan 23 22:57:02 2007