! Started logfile: J1740+5211_S_2008_07_09_pus_uvs.log on Wed Oct 13 13:16:51 2010 obs J1740+5211_S_2008_07_09_pus_uva.fits ! Reading UV FITS file: J1740+5211_S_2008_07_09_pus_uva.fits ! AN table 1: 1 integrations on 105 of 105 possible baselines. ! AN table 2: 455 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.153801 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1740+5211 ! ! 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 1054 lines of history. ! ! Reading 29456 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 15 telescope corrections were flagged in sub-array 1. ! A total of 5019 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! A total of 5019 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! A total of 5019 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! A total of 5019 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.804524Jy sigma=0.004951 ! Fit after self-cal, rms=0.364653Jy sigma=0.001634 ! 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=2.07 mas, bmaj=2.586 mas, bpa=46.61 degrees ! Estimated noise=1171.35 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 = 0.66468 Jy ! Component: 100 - total flux cleaned = 0.812846 Jy ! Total flux subtracted in 100 components = 0.812846 Jy ! Clean residual min=-0.015708 max=0.050975 Jy/beam ! Clean residual mean=-0.000170 rms=0.004186 Jy/beam ! Combined flux in latest and established models = 0.812846 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.812846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.340261Jy sigma=0.001458 ! Fit after self-cal, rms=0.340194Jy sigma=0.001458 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0526917 Jy ! Component: 100 - total flux cleaned = 0.080632 Jy ! Total flux subtracted in 100 components = 0.080632 Jy ! Clean residual min=-0.013291 max=0.014793 Jy/beam ! Clean residual mean=-0.000178 rms=0.003155 Jy/beam ! Combined flux in latest and established models = 0.893478 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 17 components and 0.893478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.330214Jy sigma=0.001345 ! Fit after self-cal, rms=0.329981Jy sigma=0.001345 ! 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=2.438 mas, bmaj=2.883 mas, bpa=50.3 degrees ! Estimated noise=671.755 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 = 0.0224679 Jy ! Component: 100 - total flux cleaned = 0.0351735 Jy ! Component: 150 - total flux cleaned = 0.0425965 Jy ! Component: 200 - total flux cleaned = 0.0469842 Jy ! Total flux subtracted in 200 components = 0.0469842 Jy ! Clean residual min=-0.016362 max=0.012378 Jy/beam ! Clean residual mean=-0.000989 rms=0.003382 Jy/beam ! Combined flux in latest and established models = 0.940463 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.940463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327613Jy sigma=0.001328 ! Fit after self-cal, rms=0.327406Jy sigma=0.001328 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 210 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.98 HH 1.00* HN 0.99 ! KK 0.98 KP 0.98 LA 1.01 MK 0.94 ! NL 1.02 NY 0.99 ON 0.97 PT 1.02 ! SC 1.06 WZ 0.98 ZC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 210 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.98 HH 1.00* HN 1.00 ! KK 0.93 KP 1.02 LA 1.02 MK 0.94 ! NL 0.98 NY 1.00 ON 0.97 PT 1.03 ! SC 1.06 WZ 1.03 ZC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 210 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 HH 1.00* HN 1.00 ! KK 1.03 KP 1.03 LA 1.02 MK 0.94 ! NL 1.06 NY 1.03 ON 0.95 PT 1.07 ! SC 1.08 WZ 1.04 ZC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* PT 0.00* ! SC 0.00* WZ 0.00* ZC 0.00* ! ! A total of 210 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 HH 1.00* HN 1.00 ! KK 1.02 KP 1.00 LA 1.03 MK 0.97 ! NL 1.01 NY 0.98 ON 0.96 PT 1.02 ! SC 1.10 WZ 1.04 ZC 0.84 ! ! ! Fit before self-cal, rms=0.327406Jy sigma=0.001328 ! Fit after self-cal, rms=0.307485Jy sigma=0.001283 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.447 mas, bmaj=2.889 mas, bpa=50.5 degrees ! Estimated noise=670.766 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 = 0.00673355 Jy ! Component: 100 - total flux cleaned = 0.00800274 Jy ! Component: 150 - total flux cleaned = 0.00918008 Jy ! Component: 200 - total flux cleaned = 0.0100399 Jy ! Total flux subtracted in 200 components = 0.0100399 Jy ! Clean residual min=-0.011528 max=0.010392 Jy/beam ! Clean residual mean=-0.000900 rms=0.002859 Jy/beam ! Combined flux in latest and established models = 0.950503 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.950503 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307087Jy sigma=0.001281 ! Fit after self-cal, rms=0.307072Jy sigma=0.001281 ! 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=0.307072Jy sigma=0.001281 ! Fit after self-cal, rms=0.295304Jy sigma=0.001216 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.444 mas, bmaj=2.889 mas, bpa=50.22 degrees ! Estimated noise=671.269 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421135 Jy ! Component: 100 - total flux cleaned = 0.00508524 Jy ! Component: 150 - total flux cleaned = 0.0056765 Jy ! Component: 200 - total flux cleaned = 0.00622228 Jy ! Total flux subtracted in 200 components = 0.00622228 Jy ! Clean residual min=-0.003840 max=0.006230 Jy/beam ! Clean residual mean=0.000122 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.956725 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 36 components and 0.956725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295170Jy sigma=0.001216 ! Fit after self-cal, rms=0.295011Jy sigma=0.001216 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 (3.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00661072 Jy ! Component: 100 - total flux cleaned = 0.0105847 Jy ! Component: 150 - total flux cleaned = 0.0114043 Jy ! Component: 200 - total flux cleaned = 0.0118815 Jy ! Total flux subtracted in 200 components = 0.0118815 Jy ! Clean residual min=-0.003442 max=0.004543 Jy/beam ! Clean residual mean=0.000103 rms=0.000968 Jy/beam ! Combined flux in latest and established models = 0.968606 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.968606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294776Jy sigma=0.001214 ! Fit after self-cal, rms=0.294755Jy sigma=0.001214 ! Inverting map ! Added new window around map position (11.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371879 Jy ! Component: 100 - total flux cleaned = 0.00457118 Jy ! Component: 150 - total flux cleaned = 0.00509806 Jy ! Component: 200 - total flux cleaned = 0.00524707 Jy ! Total flux subtracted in 200 components = 0.00524707 Jy ! Clean residual min=-0.003290 max=0.003924 Jy/beam ! Clean residual mean=0.000091 rms=0.000927 Jy/beam ! Combined flux in latest and established models = 0.973854 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 71 components and 0.973854 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.294645Jy sigma=0.001213 ! Fit after self-cal, rms=0.294641Jy sigma=0.001213 ! 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=0.294641Jy sigma=0.001213 ! Fit after self-cal, rms=0.293246Jy sigma=0.001212 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.44 mas, bmaj=2.883 mas, bpa=50.19 degrees ! Estimated noise=670.896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00322897 Jy ! Component: 100 - total flux cleaned = 0.00472466 Jy ! Component: 150 - total flux cleaned = 0.00515591 Jy ! Component: 200 - total flux cleaned = 0.00554004 Jy ! Total flux subtracted in 200 components = 0.00554004 Jy ! Clean residual min=-0.003355 max=0.003614 Jy/beam ! Clean residual mean=0.000081 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.979394 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.979394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293168Jy sigma=0.001212 ! Fit after self-cal, rms=0.293154Jy sigma=0.001212 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 = 0.000950686 Jy ! Component: 100 - total flux cleaned = 0.00128569 Jy ! Component: 150 - total flux cleaned = 0.00144008 Jy ! Component: 200 - total flux cleaned = 0.00153564 Jy ! Total flux subtracted in 200 components = 0.00153564 Jy ! Clean residual min=-0.003311 max=0.003473 Jy/beam ! Clean residual mean=0.000079 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.980929 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 0.980929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293124Jy sigma=0.001211 ! Fit after self-cal, rms=0.293121Jy sigma=0.001211 ! 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=0.293121Jy sigma=0.001211 ! Fit after self-cal, rms=0.292591Jy sigma=0.001211 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.979 mas, bmaj=8.762 mas, bpa=-47.41 degrees ! Estimated noise=993.937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337968 Jy ! Component: 100 - total flux cleaned = 0.00493668 Jy ! Component: 150 - total flux cleaned = 0.00523284 Jy ! Component: 200 - total flux cleaned = 0.00529301 Jy ! Total flux subtracted in 200 components = 0.00529301 Jy ! Clean residual min=-0.003590 max=0.004463 Jy/beam ! Clean residual mean=0.000261 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 0.986222 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 92 components and 0.986222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292599Jy sigma=0.001211 ! Fit after self-cal, rms=0.292601Jy sigma=0.001211 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 = 0.00069833 Jy ! Component: 100 - total flux cleaned = 0.000825643 Jy ! Component: 150 - total flux cleaned = 0.000882008 Jy ! Component: 200 - total flux cleaned = 0.000934751 Jy ! Total flux subtracted in 200 components = 0.000934751 Jy ! Clean residual min=-0.003733 max=0.004465 Jy/beam ! Clean residual mean=0.000255 rms=0.001224 Jy/beam ! Combined flux in latest and established models = 0.987157 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 95 components and 0.987157 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292616Jy sigma=0.001212 ! Fit after self-cal, rms=0.292619Jy sigma=0.001212 ! 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=2.438 mas, bmaj=2.882 mas, bpa=50.18 degrees ! Estimated noise=670.665 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.438 x 2.882 at 50.18 degrees (North through East) ! Clean map min=-0.0031514 max=0.85216 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=0.292619Jy sigma=0.001212 ! Fit after self-cal, rms=0.410212Jy sigma=0.001107 ! Inverting map and beam ! Estimated beam: bmin=2.438 mas, bmaj=2.883 mas, bpa=50.09 degrees ! Estimated noise=671.992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000188261 Jy ! Component: 100 - total flux cleaned = -0.000188256 Jy ! Component: 150 - total flux cleaned = -0.000189278 Jy ! Component: 200 - total flux cleaned = -0.000133217 Jy ! Total flux subtracted in 200 components = -0.000133217 Jy ! Clean residual min=-0.003322 max=0.003357 Jy/beam ! Clean residual mean=0.000022 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.987024 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 104 components and 0.987024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410187Jy sigma=0.001107 ! Fit after self-cal, rms=0.410179Jy sigma=0.001107 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.86938e-05 Jy ! Component: 100 - total flux cleaned = -1.61664e-05 Jy ! Component: 150 - total flux cleaned = 8.06537e-05 Jy ! Component: 200 - total flux cleaned = 8.16784e-05 Jy ! Total flux subtracted in 200 components = 8.16784e-05 Jy ! Clean residual min=-0.003246 max=0.003297 Jy/beam ! Clean residual mean=0.000022 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.987106 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 109 components and 0.987106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410164Jy sigma=0.001107 ! Fit after self-cal, rms=0.410160Jy sigma=0.001107 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410160Jy sigma=0.001107 ! Fit after self-cal, rms=0.410898Jy sigma=0.001106 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=2.059 mas, bmaj=2.575 mas, bpa=46.16 degrees ! Estimated noise=1155.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.658582 Jy ! Component: 100 - total flux cleaned = 0.807571 Jy ! Component: 150 - total flux cleaned = 0.864506 Jy ! Component: 200 - total flux cleaned = 0.896893 Jy ! Total flux subtracted in 200 components = 0.896893 Jy ! Clean residual min=-0.007249 max=0.016987 Jy/beam ! Clean residual mean=0.000006 rms=0.001900 Jy/beam ! Combined flux in latest and established models = 0.896893 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.896893 Jy ! Inverting map and beam ! Estimated beam: bmin=2.436 mas, bmaj=2.883 mas, bpa=50.07 degrees ! Estimated noise=672.265 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 = 0.0287456 Jy ! Component: 100 - total flux cleaned = 0.0460753 Jy ! Component: 150 - total flux cleaned = 0.0572861 Jy ! Component: 200 - total flux cleaned = 0.0653667 Jy ! Total flux subtracted in 200 components = 0.0653667 Jy ! Clean residual min=-0.003562 max=0.006474 Jy/beam ! Clean residual mean=0.000062 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.96226 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 47 components and 0.96226 Jy ! Inverting map ! Added new window around map position (5.5, 11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00669393 Jy ! Component: 100 - total flux cleaned = 0.0116762 Jy ! Component: 150 - total flux cleaned = 0.0156203 Jy ! Component: 200 - total flux cleaned = 0.0188012 Jy ! Total flux subtracted in 200 components = 0.0188012 Jy ! Clean residual min=-0.003185 max=0.003262 Jy/beam ! Clean residual mean=0.000033 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.981061 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 66 components and 0.981061 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=7.975 mas, bmaj=8.759 mas, bpa=-47.33 degrees ! Estimated noise=996.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00539006 Jy ! Component: 100 - total flux cleaned = 0.00823104 Jy ! Component: 150 - total flux cleaned = 0.00982708 Jy ! Component: 200 - total flux cleaned = 0.0107429 Jy ! Total flux subtracted in 200 components = 0.0107429 Jy ! Clean residual min=-0.003199 max=0.003565 Jy/beam ! Clean residual mean=0.000060 rms=0.001137 Jy/beam ! Combined flux in latest and established models = 0.991804 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 = 0.000543288 Jy ! Component: 100 - total flux cleaned = 0.000794774 Jy ! Component: 150 - total flux cleaned = 0.000817169 Jy ! Component: 200 - total flux cleaned = 0.000848298 Jy ! Total flux subtracted in 200 components = 0.000848298 Jy ! Clean residual min=-0.003237 max=0.003577 Jy/beam ! Clean residual mean=0.000056 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.992653 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 112 components and 0.992652 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.436 mas, bmaj=2.883 mas, bpa=50.07 degrees ! Estimated noise=672.265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00173629 Jy ! Component: 100 - total flux cleaned = -0.00193651 Jy ! Component: 150 - total flux cleaned = -0.0018792 Jy ! Component: 200 - total flux cleaned = -0.00182539 Jy ! Total flux subtracted in 200 components = -0.00182539 Jy ! Clean residual min=-0.003089 max=0.003232 Jy/beam ! Clean residual mean=0.000020 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.990827 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.990827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.410848Jy sigma=0.001106 ! Fit after self-cal, rms=0.410841Jy sigma=0.001106 wmodel J1740+5211_S_2008_07_09_pus_map.mod ! Writing 123 model components to file: J1740+5211_S_2008_07_09_pus_map.mod wobs J1740+5211_S_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J1740+5211_S_2008_07_09_pus_uvs.fits wwins J1740+5211_S_2008_07_09_pus_map.win ! wwins: Wrote 4 windows to J1740+5211_S_2008_07_09_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 = -0.00021405 Jy ! Component: 100 - total flux cleaned = -0.000591326 Jy ! Component: 150 - total flux cleaned = -0.00100449 Jy ! Component: 200 - total flux cleaned = -0.00135587 Jy ! Component: 250 - total flux cleaned = -0.00174565 Jy ! Component: 300 - total flux cleaned = -0.00179363 Jy ! Component: 350 - total flux cleaned = -0.00207402 Jy ! Component: 400 - total flux cleaned = -0.00221124 Jy ! Component: 450 - total flux cleaned = -0.00243655 Jy ! Component: 500 - total flux cleaned = -0.00256911 Jy ! Component: 550 - total flux cleaned = -0.00269993 Jy ! Component: 600 - total flux cleaned = -0.00278552 Jy ! Component: 650 - total flux cleaned = -0.00278535 Jy ! Component: 700 - total flux cleaned = -0.00291162 Jy ! Component: 750 - total flux cleaned = -0.0029949 Jy ! Component: 800 - total flux cleaned = -0.00295405 Jy ! Component: 850 - total flux cleaned = -0.00307738 Jy ! Component: 900 - total flux cleaned = -0.00315834 Jy ! Component: 950 - total flux cleaned = -0.0032787 Jy ! Component: 1000 - total flux cleaned = -0.00335742 Jy ! Component: 1050 - total flux cleaned = -0.00323933 Jy ! Component: 1100 - total flux cleaned = -0.00327843 Jy ! Component: 1150 - total flux cleaned = -0.00339406 Jy ! Component: 1200 - total flux cleaned = -0.00339371 Jy ! Component: 1250 - total flux cleaned = -0.00343181 Jy ! Component: 1300 - total flux cleaned = -0.00343188 Jy ! Component: 1350 - total flux cleaned = -0.0034692 Jy ! Component: 1400 - total flux cleaned = -0.00339536 Jy ! Component: 1450 - total flux cleaned = -0.00354209 Jy ! Component: 1500 - total flux cleaned = -0.00343277 Jy ! Component: 1550 - total flux cleaned = -0.00346893 Jy ! Component: 1600 - total flux cleaned = -0.00336095 Jy ! Component: 1650 - total flux cleaned = -0.00350359 Jy ! Component: 1700 - total flux cleaned = -0.00339712 Jy ! Component: 1750 - total flux cleaned = -0.0033271 Jy ! Component: 1800 - total flux cleaned = -0.0034674 Jy ! Component: 1850 - total flux cleaned = -0.00332877 Jy ! Component: 1900 - total flux cleaned = -0.00339781 Jy ! Component: 1950 - total flux cleaned = -0.00332943 Jy ! Component: 2000 - total flux cleaned = -0.00339765 Jy ! Total flux subtracted in 2048 components = -0.00326212 Jy ! Clean residual min=-0.001774 max=0.001687 Jy/beam ! Clean residual mean=0.000021 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.987565 Jy keep ! Adding 167 model components to the UV plane model. ! The established model now contains 290 components and 0.987565 Jy wmap "J1740+5211_S_2008_07_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.436 x 2.883 at 50.07 degrees (North through East) ! Clean map min=-0.0026369 max=0.85445 Jy/beam ! Writing clean map to FITS file: J1740+5211_S_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.854449 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000620704 device "J1740+5211_S_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1740+5211_S_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.217931 0.217931 0.435862 0.871725 1.74345 3.4869 6.9738 13.9476 27.8952 55.7904 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.854 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.436 x 2.883 at 50.07 degrees (North through East) ! Clean map min=-0.0026369 max=0.85445 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1740+5211_S_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J1740+5211_S_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1740+5211_S_2008_07_09_pus_uvs.log closed on Wed Oct 13 13:16:58 2010