! Started logfile: J1700-2610_S_2001_07_05_pus_uvs.log on Fri Aug 10 02:06:54 2007 obs J1700-2610_S_2001_07_05_pus_uva.fits ! Reading UV FITS file: J1700-2610_S_2001_07_05_pus_uva.fits ! AN table 1: 43 integrations on 171 of 171 possible baselines. ! AN table 2: 112 integrations on 171 of 171 possible baselines. ! AN table 3: 66 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.112593 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1700-2610 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1774 lines of history. ! ! Reading 17020 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 628 telescope corrections were flagged in sub-array 1. ! A total of 1604 telescope corrections were flagged in sub-array 2. ! A total of 916 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 628 telescope corrections were flagged in sub-array 1. ! A total of 1604 telescope corrections were flagged in sub-array 2. ! A total of 916 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 628 telescope corrections were flagged in sub-array 1. ! A total of 1604 telescope corrections were flagged in sub-array 2. ! A total of 916 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 628 telescope corrections were flagged in sub-array 1. ! A total of 1604 telescope corrections were flagged in sub-array 2. ! A total of 916 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.744996Jy sigma=0.005339 ! Fit after self-cal, rms=0.674055Jy sigma=0.004783 ! 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=2.345 mas, bmaj=7.524 mas, bpa=-2.757 degrees ! Estimated noise=1244.37 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 = 0.267591 Jy ! Component: 100 - total flux cleaned = 0.338965 Jy ! Total flux subtracted in 100 components = 0.338965 Jy ! Clean residual min=-0.012158 max=0.029797 Jy/beam ! Clean residual mean=0.000141 rms=0.004134 Jy/beam ! Combined flux in latest and established models = 0.338965 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.338965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212394Jy sigma=0.001372 ! Fit after self-cal, rms=0.212358Jy sigma=0.001372 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0335637 Jy ! Component: 100 - total flux cleaned = 0.0521169 Jy ! Total flux subtracted in 100 components = 0.0521169 Jy ! Clean residual min=-0.009547 max=0.012518 Jy/beam ! Clean residual mean=-0.000061 rms=0.002795 Jy/beam ! Combined flux in latest and established models = 0.391082 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.391082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207117Jy sigma=0.001320 ! Fit after self-cal, rms=0.207076Jy sigma=0.001320 ! 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=2.954 mas, bmaj=9.144 mas, bpa=-6.312 degrees ! Estimated noise=776.259 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 = 0.0102187 Jy ! Component: 100 - total flux cleaned = 0.0152557 Jy ! Component: 150 - total flux cleaned = 0.0180277 Jy ! Component: 200 - total flux cleaned = 0.0193714 Jy ! Total flux subtracted in 200 components = 0.0193714 Jy ! Clean residual min=-0.007536 max=0.008118 Jy/beam ! Clean residual mean=-0.000298 rms=0.002080 Jy/beam ! Combined flux in latest and established models = 0.410453 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.410453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206731Jy sigma=0.001315 ! Fit after self-cal, rms=0.206743Jy sigma=0.001315 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.60 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 0.96 KP 1.03 ! LA 0.92 MC 1.00* MK 0.94 NL 1.00* ! NY 1.00* OV 1.00 PT 0.78 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.93 GC 1.00* GG 1.00* ! HH 1.00* HN 1.18 KK 1.02 KP 0.91 ! LA 0.99 MC 1.00* MK 1.00 NL 1.01 ! NY 1.00* OV 0.99 PT 0.96 SC 1.02 ! TS 1.00* WF 1.06 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 0.96 KK 1.00* KP 1.07 ! LA 1.06 MC 1.00* MK 1.00* NL 1.05 ! NY 1.00* OV 1.08 PT 1.04 SC 0.99 ! TS 1.00* WF 0.99 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 0.98 ! LA 0.98 MC 1.00* MK 0.97 NL 1.00* ! NY 1.00* OV 1.07 PT 1.01 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 1.00 KP 0.93 ! LA 0.95 MC 1.00* MK 1.00 NL 0.96 ! NY 1.00* OV 0.99 PT 0.97 SC 1.08 ! TS 1.00* WF 1.06 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.00* GG 1.00* ! HH 1.00* HN 0.99 KK 1.00* KP 1.06 ! LA 0.98 MC 1.00* MK 1.00* NL 1.11 ! NY 1.00* OV 1.10 PT 1.05 SC 1.03 ! TS 1.00* WF 0.95 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.00 KP 1.00 ! LA 1.02 MC 1.00* MK 0.97 NL 1.00* ! NY 1.00* OV 0.98 PT 1.05 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.89 GC 1.00* GG 1.00* ! HH 1.00* HN 1.24 KK 1.07 KP 1.01 ! LA 0.98 MC 1.00* MK 1.02 NL 0.99 ! NY 1.00* OV 1.01 PT 0.97 SC 1.02 ! TS 1.00* WF 1.09 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.00* KP 1.09 ! LA 1.02 MC 1.00* MK 1.00* NL 1.09 ! NY 1.00* OV 1.12 PT 1.01 SC 1.00 ! TS 1.00* WF 0.94 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00* KK 1.02 KP 0.97 ! LA 1.00 MC 1.00* MK 0.93 NL 1.00* ! NY 1.00* OV 0.95 PT 1.40 SC 1.00* ! TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 78 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.93 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.04 KP 1.01 ! LA 0.97 MC 1.00* MK 0.97 NL 0.96 ! NY 1.00* OV 0.97 PT 0.99 SC 1.02 ! TS 1.00* WF 1.00 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 0.92 KK 1.00* KP 1.12 ! LA 1.00 MC 1.00* MK 1.00* NL 1.12 ! NY 1.00* OV 1.11 PT 1.06 SC 0.99 ! TS 1.00* WF 0.97 WZ 1.00* ! ! ! Fit before self-cal, rms=0.206743Jy sigma=0.001315 ! Fit after self-cal, rms=0.210465Jy sigma=0.001282 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.976 mas, bmaj=9.502 mas, bpa=-7.263 degrees ! Estimated noise=788.407 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 = -0.000587098 Jy ! Component: 100 - total flux cleaned = -0.000702314 Jy ! Component: 150 - total flux cleaned = -0.000751312 Jy ! Component: 200 - total flux cleaned = -0.000797671 Jy ! Total flux subtracted in 200 components = -0.000797671 Jy ! Clean residual min=-0.002772 max=0.003772 Jy/beam ! Clean residual mean=0.000145 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 0.409655 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.409656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210456Jy sigma=0.001282 ! Fit after self-cal, rms=0.210661Jy 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=0.210661Jy sigma=0.001281 ! Fit after self-cal, rms=0.210912Jy sigma=0.001281 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.976 mas, bmaj=9.502 mas, bpa=-7.261 degrees ! Estimated noise=788.522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000212513 Jy ! Component: 100 - total flux cleaned = -0.000309416 Jy ! Component: 150 - total flux cleaned = -0.000351403 Jy ! Component: 200 - total flux cleaned = -0.000391001 Jy ! Total flux subtracted in 200 components = -0.000391001 Jy ! Clean residual min=-0.002669 max=0.003819 Jy/beam ! Clean residual mean=0.000154 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.409265 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.409265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210906Jy sigma=0.001281 ! Fit after self-cal, rms=0.210911Jy sigma=0.001281 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 (-25, -59.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220882 Jy ! Component: 100 - total flux cleaned = 0.00242709 Jy ! Component: 150 - total flux cleaned = 0.00253971 Jy ! Component: 200 - total flux cleaned = 0.00267331 Jy ! Total flux subtracted in 200 components = 0.00267331 Jy ! Clean residual min=-0.002636 max=0.002813 Jy/beam ! Clean residual mean=0.000116 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.411938 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.411938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210846Jy sigma=0.001281 ! Fit after self-cal, rms=0.210842Jy sigma=0.001281 ! 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=0.210842Jy sigma=0.001281 ! Fit after self-cal, rms=0.211147Jy sigma=0.001281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.978 mas, bmaj=9.504 mas, bpa=-7.255 degrees ! Estimated noise=788.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000415942 Jy ! Component: 100 - total flux cleaned = 0.000343164 Jy ! Component: 150 - total flux cleaned = 0.000343446 Jy ! Component: 200 - total flux cleaned = 0.000313052 Jy ! Total flux subtracted in 200 components = 0.000313052 Jy ! Clean residual min=-0.002623 max=0.002801 Jy/beam ! Clean residual mean=0.000127 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.412251 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 66 components and 0.412251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211135Jy sigma=0.001281 ! Fit after self-cal, rms=0.211141Jy sigma=0.001281 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 = 2.57809e-06 Jy ! Component: 100 - total flux cleaned = -5.11838e-05 Jy ! Component: 150 - total flux cleaned = -7.60395e-05 Jy ! Component: 200 - total flux cleaned = -9.96513e-05 Jy ! Total flux subtracted in 200 components = -9.96513e-05 Jy ! Clean residual min=-0.002585 max=0.002796 Jy/beam ! Clean residual mean=0.000128 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.412151 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 72 components and 0.412151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211135Jy sigma=0.001281 ! Fit after self-cal, rms=0.211135Jy sigma=0.001281 ! 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=0.211135Jy sigma=0.001281 ! Fit after self-cal, rms=0.211258Jy sigma=0.001281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.501 mas, bmaj=17.23 mas, bpa=-2.323 degrees ! Estimated noise=998.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.69985e-05 Jy ! Component: 100 - total flux cleaned = -6.03423e-05 Jy ! Component: 150 - total flux cleaned = -0.00010422 Jy ! Component: 200 - total flux cleaned = -0.000144704 Jy ! Total flux subtracted in 200 components = -0.000144704 Jy ! Clean residual min=-0.002599 max=0.003418 Jy/beam ! Clean residual mean=0.000290 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 0.412007 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 82 components and 0.412007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211259Jy sigma=0.001281 ! Fit after self-cal, rms=0.211261Jy sigma=0.001281 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 = 3.34931e-05 Jy ! Component: 100 - total flux cleaned = -3.97858e-06 Jy ! Component: 150 - total flux cleaned = -4.95571e-05 Jy ! Component: 200 - total flux cleaned = -7.07925e-05 Jy ! Total flux subtracted in 200 components = -7.07925e-05 Jy ! Clean residual min=-0.002590 max=0.003416 Jy/beam ! Clean residual mean=0.000293 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.411936 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.411936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211262Jy sigma=0.001281 ! Fit after self-cal, rms=0.211262Jy sigma=0.001281 ! 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=2.978 mas, bmaj=9.505 mas, bpa=-7.253 degrees ! Estimated noise=789.29 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.978 x 9.505 at -7.253 degrees (North through East) ! Clean map min=-0.0024717 max=0.36024 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=2.416 mas, bmaj=7.868 mas, bpa=-4.855 degrees ! Estimated noise=1244.31 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.268928 Jy ! Component: 100 - total flux cleaned = 0.337023 Jy ! Component: 150 - total flux cleaned = 0.368469 Jy ! Component: 200 - total flux cleaned = 0.385725 Jy ! Total flux subtracted in 200 components = 0.385725 Jy ! Clean residual min=-0.006004 max=0.008378 Jy/beam ! Clean residual mean=0.000115 rms=0.001650 Jy/beam ! Combined flux in latest and established models = 0.385725 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.385725 Jy ! Inverting map and beam ! Estimated beam: bmin=2.978 mas, bmaj=9.505 mas, bpa=-7.253 degrees ! Estimated noise=789.29 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 = 0.0125285 Jy ! Component: 100 - total flux cleaned = 0.0183584 Jy ! Component: 150 - total flux cleaned = 0.0217192 Jy ! Component: 200 - total flux cleaned = 0.0229324 Jy ! Total flux subtracted in 200 components = 0.0229324 Jy ! Clean residual min=-0.002692 max=0.002924 Jy/beam ! Clean residual mean=0.000194 rms=0.000842 Jy/beam ! Combined flux in latest and established models = 0.408658 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.408658 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=7.501 mas, bmaj=17.23 mas, bpa=-2.323 degrees ! Estimated noise=998.604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238121 Jy ! Component: 100 - total flux cleaned = 0.00308339 Jy ! Component: 150 - total flux cleaned = 0.00333355 Jy ! Component: 200 - total flux cleaned = 0.00340162 Jy ! Total flux subtracted in 200 components = 0.00340162 Jy ! Clean residual min=-0.002558 max=0.003433 Jy/beam ! Clean residual mean=0.000286 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.412059 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 = -5.47579e-07 Jy ! Component: 100 - total flux cleaned = -1.52896e-06 Jy ! Component: 150 - total flux cleaned = -3.71217e-06 Jy ! Component: 200 - total flux cleaned = -1.90338e-05 Jy ! Total flux subtracted in 200 components = -1.90338e-05 Jy ! Clean residual min=-0.002588 max=0.003420 Jy/beam ! Clean residual mean=0.000287 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.41204 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 57 components and 0.41204 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.978 mas, bmaj=9.505 mas, bpa=-7.253 degrees ! Estimated noise=789.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.84625e-05 Jy ! Component: 100 - total flux cleaned = 0.000239782 Jy ! Component: 150 - total flux cleaned = 0.000378757 Jy ! Component: 200 - total flux cleaned = 0.000336961 Jy ! Total flux subtracted in 200 components = 0.000336961 Jy ! Clean residual min=-0.002625 max=0.002833 Jy/beam ! Clean residual mean=0.000126 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.412377 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.412377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211288Jy sigma=0.001281 ! Fit after self-cal, rms=0.211282Jy sigma=0.001281 wmodel J1700-2610_S_2001_07_05_pus_map.mod ! Writing 70 model components to file: J1700-2610_S_2001_07_05_pus_map.mod wobs J1700-2610_S_2001_07_05_pus_uvs.fits ! Writing UV FITS file: J1700-2610_S_2001_07_05_pus_uvs.fits wwins J1700-2610_S_2001_07_05_pus_map.win ! wwins: Wrote 2 windows to J1700-2610_S_2001_07_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 = 0.00110958 Jy ! Component: 100 - total flux cleaned = 0.00169764 Jy ! Component: 150 - total flux cleaned = 0.00207059 Jy ! Component: 200 - total flux cleaned = 0.00233738 Jy ! Component: 250 - total flux cleaned = 0.00263909 Jy ! Component: 300 - total flux cleaned = 0.00297291 Jy ! Component: 350 - total flux cleaned = 0.00329637 Jy ! Component: 400 - total flux cleaned = 0.00353262 Jy ! Component: 450 - total flux cleaned = 0.00383923 Jy ! Component: 500 - total flux cleaned = 0.00410072 Jy ! Component: 550 - total flux cleaned = 0.00435674 Jy ! Component: 600 - total flux cleaned = 0.004572 Jy ! Component: 650 - total flux cleaned = 0.00478269 Jy ! Component: 700 - total flux cleaned = 0.00485158 Jy ! Component: 750 - total flux cleaned = 0.00488559 Jy ! Component: 800 - total flux cleaned = 0.00498609 Jy ! Component: 850 - total flux cleaned = 0.00501934 Jy ! Component: 900 - total flux cleaned = 0.00511684 Jy ! Component: 950 - total flux cleaned = 0.00518044 Jy ! Component: 1000 - total flux cleaned = 0.0052434 Jy ! Component: 1050 - total flux cleaned = 0.00530563 Jy ! Component: 1100 - total flux cleaned = 0.00536676 Jy ! Component: 1150 - total flux cleaned = 0.00539705 Jy ! Component: 1200 - total flux cleaned = 0.00542725 Jy ! Component: 1250 - total flux cleaned = 0.00545728 Jy ! Component: 1300 - total flux cleaned = 0.00554545 Jy ! Component: 1350 - total flux cleaned = 0.00566062 Jy ! Component: 1400 - total flux cleaned = 0.00568895 Jy ! Component: 1450 - total flux cleaned = 0.00571728 Jy ! Component: 1500 - total flux cleaned = 0.005829 Jy ! Component: 1550 - total flux cleaned = 0.00585664 Jy ! Component: 1600 - total flux cleaned = 0.0058842 Jy ! Component: 1650 - total flux cleaned = 0.00596553 Jy ! Component: 1700 - total flux cleaned = 0.00596546 Jy ! Component: 1750 - total flux cleaned = 0.00599201 Jy ! Component: 1800 - total flux cleaned = 0.00609725 Jy ! Component: 1850 - total flux cleaned = 0.00609717 Jy ! Component: 1900 - total flux cleaned = 0.00612291 Jy ! Component: 1950 - total flux cleaned = 0.0061994 Jy ! Component: 2000 - total flux cleaned = 0.00617417 Jy ! Total flux subtracted in 2048 components = 0.00624928 Jy ! Clean residual min=-0.001307 max=0.001420 Jy/beam ! Clean residual mean=0.000034 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.418626 Jy keep ! Adding 147 model components to the UV plane model. ! The established model now contains 217 components and 0.418626 Jy wmap "J1700-2610_S_2001_07_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.978 x 9.505 at -7.253 degrees (North through East) ! Clean map min=-0.002315 max=0.36065 Jy/beam ! Writing clean map to FITS file: J1700-2610_S_2001_07_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.360653 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000523398 device "J1700-2610_S_2001_07_05_pus\_map.eps/VPS" ! Attempting to open device: 'J1700-2610_S_2001_07_05_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.435376 0.435376 0.870752 1.7415 3.48301 6.96602 13.932 27.8641 55.7281 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.36 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.978 x 9.505 at -7.253 degrees (North through East) ! Clean map min=-0.002315 max=0.36065 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1700-2610_S_2001_07_05_pus\_map.gif/vgif" ! Attempting to open device: 'J1700-2610_S_2001_07_05_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1700-2610_S_2001_07_05_pus_uvs.log closed on Fri Aug 10 02:08:10 2007