! Started logfile: 3C120_S.log on Thu Jul 20 18:44:33 2006 observe 3C120_S.edt ! Reading UV FITS file: 3C120_S.edt ! AN table 1: 16 integrations on 190 of 190 possible baselines. ! AN table 2: 35 integrations on 190 of 190 possible baselines. ! AN table 3: 49 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.222895 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 3C120 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1588 lines of history. ! ! Reading 16940 visibilities. ![@gonzo7-0.4 3C120_S] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.4 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 7.0 float win_mult win_mult = 1.8 float solint solint = 3.6/6.0 logical doflt doflt = true logical doamp float new_peak float flux_cutoff mapsize field_size,field_cell ! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize. select ! 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 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 273 telescope corrections were flagged in sub-array 1. ! A total of 440 telescope corrections were flagged in sub-array 2. ! A total of 690 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 275 telescope corrections were flagged in sub-array 1. ! A total of 442 telescope corrections were flagged in sub-array 2. ! A total of 688 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 274 telescope corrections were flagged in sub-array 1. ! A total of 437 telescope corrections were flagged in sub-array 2. ! A total of 818 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 274 telescope corrections were flagged in sub-array 1. ! A total of 433 telescope corrections were flagged in sub-array 2. ! A total of 688 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.219804Jy sigma=0.019321 ! Fit after self-cal, rms=1.223765Jy sigma=0.019432 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvweight 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. doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.981 mas, bmaj=6.401 mas, bpa=-7.052 degrees ! Estimated noise=903.324 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.989842 Jy ! Total flux subtracted in 50 components = 0.989842 Jy ! Clean residual min=-0.111874 max=0.508147 Jy/beam ! Clean residual mean=0.000598 rms=0.042155 Jy/beam ! Combined flux in latest and established models = 0.989842 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.989842 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.153746Jy sigma=0.018635 ! Fit after self-cal, rms=1.151664Jy sigma=0.018606 ! Inverting map ! Added new window around map position (-2.8, -0.4). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.566936 Jy ! Total flux subtracted in 50 components = 0.566936 Jy ! Clean residual min=-0.081285 max=0.329941 Jy/beam ! Clean residual mean=0.000514 rms=0.030287 Jy/beam ! Combined flux in latest and established models = 1.55678 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 1.55678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.857266Jy sigma=0.013807 ! Fit after self-cal, rms=0.853526Jy sigma=0.013767 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.377663 Jy ! Total flux subtracted in 50 components = 0.377663 Jy ! Clean residual min=-0.062095 max=0.259107 Jy/beam ! Clean residual mean=0.000462 rms=0.022957 Jy/beam ! Combined flux in latest and established models = 1.93444 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 1.93444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.672411Jy sigma=0.010767 ! Fit after self-cal, rms=0.668800Jy sigma=0.010724 ! Inverting map ! Added new window around map position (-5.6, -1.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.279031 Jy ! Total flux subtracted in 50 components = 0.279031 Jy ! Clean residual min=-0.051189 max=0.209598 Jy/beam ! Clean residual mean=0.000425 rms=0.017735 Jy/beam ! Combined flux in latest and established models = 2.21347 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 2.21347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.542713Jy sigma=0.008631 ! Fit after self-cal, rms=0.538011Jy sigma=0.008569 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.205089 Jy ! Total flux subtracted in 50 components = 0.205089 Jy ! Clean residual min=-0.041987 max=0.162974 Jy/beam ! Clean residual mean=0.000398 rms=0.013962 Jy/beam ! Combined flux in latest and established models = 2.41856 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 2.41856 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.451820Jy sigma=0.007108 ! Fit after self-cal, rms=0.448445Jy sigma=0.007063 ! Inverting map ! Added new window around map position (2.8, 1.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.161517 Jy ! Total flux subtracted in 50 components = 0.161517 Jy ! Clean residual min=-0.032107 max=0.085808 Jy/beam ! Clean residual mean=0.000375 rms=0.011056 Jy/beam ! Combined flux in latest and established models = 2.58008 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 2.58008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.386324Jy sigma=0.005996 ! Fit after self-cal, rms=0.385796Jy sigma=0.005986 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.112536 Jy ! Total flux subtracted in 50 components = 0.112536 Jy ! Clean residual min=-0.029575 max=0.062028 Jy/beam ! Clean residual mean=0.000360 rms=0.009418 Jy/beam ! Combined flux in latest and established models = 2.69261 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 43 components and 2.69262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348371Jy sigma=0.005322 ! Fit after self-cal, rms=0.348106Jy sigma=0.005314 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0831881 Jy ! Total flux subtracted in 50 components = 0.0831881 Jy ! Clean residual min=-0.028781 max=0.048787 Jy/beam ! Clean residual mean=0.000348 rms=0.008388 Jy/beam ! Combined flux in latest and established models = 2.7758 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 2.7758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.324281Jy sigma=0.004881 ! Fit after self-cal, rms=0.324242Jy sigma=0.004877 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Uniform Weighting CLEAN ***" ! *** Finished Uniform Weighting CLEAN *** print "****************************************" ! **************************************** uvweight 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 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.28 mas, bmaj=7.17 mas, bpa=-7.288 degrees ! Estimated noise=535.696 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.121676 Jy ! Component: 100 - total flux cleaned = 0.201641 Jy ! Total flux subtracted in 100 components = 0.201641 Jy ! Clean residual min=-0.022582 max=0.054760 Jy/beam ! Clean residual mean=0.002755 rms=0.009722 Jy/beam ! Combined flux in latest and established models = 2.97744 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 69 components and 2.97744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.283838Jy sigma=0.004089 ! Fit after self-cal, rms=0.283361Jy sigma=0.004080 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 GC 1.06 HN 1.00* ! LA 1.03 NL 1.00* OV 1.06 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.02 ! KP 1.03 MA 1.00* MC 1.00* MK 1.02 ! NY 1.00* TS 1.02 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.93 GC 1.11 HN 0.96 ! LA 0.95 NL 1.03 OV 1.01 SC 1.00 ! WF 0.85 GG 1.00* HH 1.00* KK 1.00* ! KP 1.03 MA 3.20 MC 1.10 MK 1.08 ! NY 1.00* TS 1.00* WZ 1.12 PT 1.01 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.93 GC 0.89 HN 0.98 ! LA 0.95 NL 0.97 OV 0.96 SC 0.99 ! WF 0.89 GG 1.00* HH 1.00* KK 0.93 ! KP 0.96 MA 1.00* MC 1.00* MK 0.94 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.96 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.08 GC 1.00 HN 1.00* ! LA 1.02 NL 1.00* OV 1.06 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.96 ! KP 1.03 MA 1.00* MC 1.00* MK 1.02 ! NY 1.00* TS 0.76 WZ 1.00* PT 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.96 GC 1.11 HN 0.98 ! LA 0.98 NL 1.00 OV 1.04 SC 1.02 ! WF 0.80 GG 1.00* HH 1.00* KK 1.00* ! KP 0.97 MA 1.18 MC 0.96 MK 1.10 ! NY 1.00* TS 1.00* WZ 1.05 PT 0.98 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.95 GC 0.93 HN 0.98 ! LA 0.96 NL 0.98 OV 0.97 SC 0.99 ! WF 0.89 GG 1.00* HH 1.00* KK 0.95 ! KP 0.95 MA 1.00* MC 1.00* MK 0.94 ! NY 1.00* TS 1.00* WZ 1.00* PT 0.96 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.07 GC 1.03 HN 1.00* ! LA 1.04 NL 1.00* OV 1.05 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00 ! KP 1.03 MA 1.00* MC 1.00* MK 1.00 ! NY 1.00* TS 0.82 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.13 HN 0.86 ! LA 0.93 NL 1.05 OV 1.02 SC 1.32 ! WF 0.95 GG 1.00* HH 1.00* KK 1.00* ! KP 0.99 MA 1.59 MC 1.36 MK 1.11 ! NY 1.00* TS 1.00* WZ 1.07 PT 0.96 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.95 GC 1.00 HN 1.06 ! LA 0.98 NL 0.91 OV 0.90 SC 1.03 ! WF 1.00* GG 1.00* HH 1.00* KK 0.98 ! KP 1.00* MA 1.00* MC 1.00* MK 0.95 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.04 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 GC 1.04 HN 1.00* ! LA 1.04 NL 1.00* OV 1.06 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.10 ! KP 1.03 MA 1.00* MC 1.00* MK 1.04 ! NY 1.00* TS 0.63 WZ 1.00* PT 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.92 GC 1.10 HN 1.02 ! LA 0.86 NL 1.04 OV 0.82 SC 1.10 ! WF 0.77 GG 1.00* HH 1.00* KK 1.00* ! KP 0.99 MA 2.52 MC 2.74 MK 1.10 ! NY 1.00* TS 1.00* WZ 0.95 PT 0.96 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.97 GC 0.97 HN 1.00 ! LA 0.99 NL 1.01 OV 0.99 SC 1.01 ! WF 0.93 GG 1.00* HH 1.00* KK 1.01 ! KP 0.98 MA 1.00* MC 1.00* MK 0.94 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00 ! ! ! Fit before self-cal, rms=0.283361Jy sigma=0.004080 ! Fit after self-cal, rms=0.241657Jy sigma=0.003013 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.367 mas, bmaj=7.252 mas, bpa=-7.264 degrees ! Estimated noise=531.267 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-21.2, -6.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306251 Jy ! Component: 100 - total flux cleaned = 0.0435658 Jy ! Total flux subtracted in 100 components = 0.0435658 Jy ! Clean residual min=-0.016591 max=0.020684 Jy/beam ! Clean residual mean=0.000642 rms=0.004290 Jy/beam ! Combined flux in latest and established models = 3.02101 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 84 components and 3.02101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.238078Jy sigma=0.002941 ! Fit after self-cal, rms=0.237834Jy sigma=0.002935 ! Inverting map dynam = dynam - 1.0 doamp = true solint = solint * (6.0/3.6) 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 doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-12, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.018598 Jy ! Component: 100 - total flux cleaned = 0.0231693 Jy ! Total flux subtracted in 100 components = 0.0231693 Jy ! Clean residual min=-0.015381 max=0.016569 Jy/beam ! Clean residual mean=0.000552 rms=0.003974 Jy/beam ! Combined flux in latest and established models = 3.04418 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 3.04418 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235422Jy sigma=0.002891 ! Fit after self-cal, rms=0.263785Jy sigma=0.002778 ! Inverting map and beam ! Estimated beam: bmin=2.382 mas, bmaj=7.244 mas, bpa=-7.173 degrees ! Estimated noise=533.376 mJy/beam. doamp = false solint = solint / (6.0/3.6) 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 doamp, doflt, solint new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153617 Jy ! Component: 100 - total flux cleaned = 0.0223834 Jy ! Total flux subtracted in 100 components = 0.0223834 Jy ! Clean residual min=-0.013787 max=0.016094 Jy/beam ! Clean residual mean=0.000438 rms=0.003560 Jy/beam ! Combined flux in latest and established models = 3.06656 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 114 components and 3.06656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.262226Jy sigma=0.002748 ! Fit after self-cal, rms=0.261716Jy sigma=0.002745 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 3C120_S ! Writing UV FITS file: 3C120_S.uvf ! Writing 114 model components to file: 3C120_S.mod ! wwins: Wrote 6 windows to 3C120_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.382 x 7.244 at -7.173 degrees (North through East) ! Clean map min=-0.012818 max=1.1115 Jy/beam ! Writing clean map to FITS file: 3C120_S.fits ! Writing difmap environment to: 3C120_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 3C120_S] device 3C120_Suv.ps/vps,1,2 ! Attempting to open device: '3C120_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 3C120_Sim.ps/vps ! Attempting to open device: '3C120_Sim.ps/vps' uvweight 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. loglevs -1,2048,2 ! The new contour levels are: ! -1 1 2 4 8 16 32 64 128 256 512 1024 2048 cmul = imstat(rms)*3 ! Inverting map and beam ! Estimated beam: bmin=2.382 mas, bmaj=7.244 mas, bpa=-7.173 degrees ! Estimated noise=533.376 mJy/beam. xyrange 0, 0, 0, 0 ! The mapplot display area will be limited to: ! Relative RA: (The whole available range) ! Relative DEC: (The whole available range) mapcolor grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. docont=true mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.382 x 7.244 at -7.173 degrees (North through East) ! Clean map min=-0.012818 max=1.1115 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 3C120_S.log closed on Thu Jul 20 18:45:31 2006