! Started logfile: 0919-260_X.log on Mon Aug 11 16:06:53 2008 observe 0919-260_X.edt ! Reading UV FITS file: 0919-260_X.edt ! AN table 1: 19 integrations on 171 of 171 possible baselines. ! AN table 2: 25 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.102871 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0919-260 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1526 lines of history. ! ! Reading 3096 visibilities. ![@gonzo6-0.1 0919-260_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 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 0.100x0.100 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 317 telescope corrections were flagged in sub-array 1. ! A total of 343 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 317 telescope corrections were flagged in sub-array 1. ! A total of 342 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 317 telescope corrections were flagged in sub-array 1. ! A total of 343 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 317 telescope corrections were flagged in sub-array 1. ! A total of 343 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.299844Jy sigma=5.980568 ! Fit after self-cal, rms=0.292674Jy sigma=5.996344 ! 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=0.7274 mas, bmaj=2.267 mas, bpa=-7.233 degrees ! Estimated noise=1.52718 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 = 0.780166 Jy ! Total flux subtracted in 50 components = 0.780166 Jy ! Clean residual min=-0.061818 max=0.217943 Jy/beam ! Clean residual mean=-0.000755 rms=0.020361 Jy/beam ! Combined flux in latest and established models = 0.780166 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.780166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.421317Jy sigma=9.038022 ! Fit after self-cal, rms=0.421318Jy sigma=9.038027 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.213169 Jy ! Total flux subtracted in 50 components = 0.213169 Jy ! Clean residual min=-0.039344 max=0.094971 Jy/beam ! Clean residual mean=-0.000461 rms=0.013152 Jy/beam ! Combined flux in latest and established models = 0.993335 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 12 components and 0.993335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284441Jy sigma=5.918139 ! Fit after self-cal, rms=0.284389Jy sigma=5.918094 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107158 Jy ! Total flux subtracted in 50 components = 0.107158 Jy ! Clean residual min=-0.036105 max=0.051376 Jy/beam ! Clean residual mean=-0.000314 rms=0.010314 Jy/beam ! Combined flux in latest and established models = 1.10049 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 14 components and 1.10049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236656Jy sigma=4.674379 ! Fit after self-cal, rms=0.236515Jy sigma=4.673794 ! 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=0.976 mas, bmaj=2.961 mas, bpa=-3.758 degrees ! Estimated noise=0.980103 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 = 0.0938688 Jy ! Component: 100 - total flux cleaned = 0.139019 Jy ! Total flux subtracted in 100 components = 0.139019 Jy ! Clean residual min=-0.022067 max=0.037590 Jy/beam ! Clean residual mean=-0.000320 rms=0.006798 Jy/beam ! Combined flux in latest and established models = 1.23951 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 45 components and 1.23951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204775Jy sigma=3.745376 ! Fit after self-cal, rms=0.204468Jy sigma=3.744301 ! Inverting map ! Added new window around map position (-1.5, 0.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347554 Jy ! Component: 100 - total flux cleaned = 0.0524259 Jy ! Total flux subtracted in 100 components = 0.052426 Jy ! Clean residual min=-0.020831 max=0.019147 Jy/beam ! Clean residual mean=-0.000229 rms=0.005538 Jy/beam ! Combined flux in latest and established models = 1.29194 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 1.29194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198185Jy sigma=3.629137 ! Fit after self-cal, rms=0.197490Jy sigma=3.614176 ! 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 1.00* FD 0.90 GC 1.00* HH 1.00* ! HN 1.13 KK 1.00* KP 1.07 LA 0.88 ! MA 1.00* MK 1.00* NL 1.18 NY 1.00* ! OV 0.98 PT 0.94 SC 1.18 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.89 GC 1.00* HH 1.00* ! HN 1.12 KK 1.10 KP 1.06 LA 0.89 ! MA 1.00* MK 1.06 NL 1.04 NY 1.00* ! OV 0.97 PT 0.88 SC 1.21 TS 1.00* ! WF 1.17 WZ 1.00* GG 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.96 LA 0.90 ! MA 1.00* MK 1.00* NL 1.01 NY 1.00* ! OV 1.01 PT 1.14 SC 0.95 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.97 GC 1.00* HH 1.00* ! HN 1.03 KK 1.13 KP 0.94 LA 0.88 ! MA 1.00* MK 0.94 NL 0.92 NY 1.00* ! OV 1.03 PT 1.06 SC 0.97 TS 1.00* ! WF 1.17 WZ 1.00* GG 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* HH 1.00* ! HN 0.82 KK 1.00* KP 0.86 LA 1.08 ! MA 1.00* MK 1.00* NL 1.11 NY 1.00* ! OV 0.94 PT 1.06 SC 0.86 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.99 GC 1.00* HH 1.00* ! HN 0.84 KK 1.05 KP 0.84 LA 1.04 ! MA 1.00* MK 1.02 NL 1.00 NY 1.00* ! OV 0.92 PT 0.99 SC 0.91 TS 1.00* ! WF 1.13 WZ 1.00* GG 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.14 GC 1.00* HH 1.00* ! HN 0.88 KK 1.00* KP 0.90 LA 1.29 ! MA 1.00* MK 1.00* NL 1.15 NY 1.00* ! OV 1.03 PT 1.08 SC 0.85 TS 1.00* ! WF 1.00* WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.07 GC 1.00* HH 1.00* ! HN 0.89 KK 1.05 KP 0.84 LA 1.23 ! MA 1.00* MK 1.10 NL 1.00 NY 1.00* ! OV 1.01 PT 1.01 SC 0.89 TS 1.00* ! WF 1.19 WZ 1.00* GG 1.00* ! ! ! Fit before self-cal, rms=0.197490Jy sigma=3.614176 ! Fit after self-cal, rms=0.139069Jy sigma=1.267626 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9737 mas, bmaj=2.95 mas, bpa=-3.572 degrees ! Estimated noise=0.992792 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 = 0.00566466 Jy ! Component: 100 - total flux cleaned = 0.00514083 Jy ! Total flux subtracted in 100 components = 0.00514083 Jy ! Clean residual min=-0.007085 max=0.009386 Jy/beam ! Clean residual mean=0.000047 rms=0.001995 Jy/beam ! Combined flux in latest and established models = 1.29708 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 80 components and 1.29708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138300Jy sigma=1.252857 ! Fit after self-cal, rms=0.138500Jy sigma=1.249255 ! 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 (-6.6, 2.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00928453 Jy ! Component: 100 - total flux cleaned = 0.012438 Jy ! Total flux subtracted in 100 components = 0.012438 Jy ! Clean residual min=-0.006062 max=0.006662 Jy/beam ! Clean residual mean=0.000039 rms=0.001744 Jy/beam ! Combined flux in latest and established models = 1.30952 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 105 components and 1.30952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137668Jy sigma=1.237761 ! Fit after self-cal, rms=0.195990Jy sigma=1.177404 ! Inverting map and beam ! Estimated beam: bmin=0.9733 mas, bmaj=2.949 mas, bpa=-3.577 degrees ! Estimated noise=0.992794 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 = 0.00283697 Jy ! Component: 100 - total flux cleaned = 0.00398476 Jy ! Total flux subtracted in 100 components = 0.00398476 Jy ! Clean residual min=-0.006022 max=0.005865 Jy/beam ! Clean residual mean=0.000012 rms=0.001468 Jy/beam ! Combined flux in latest and established models = 1.3135 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 116 components and 1.3135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195696Jy sigma=1.170917 ! Fit after self-cal, rms=0.195723Jy sigma=1.169367 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0919-260_X ! Writing UV FITS file: 0919-260_X.uvf ! Writing 116 model components to file: 0919-260_X.mod ! wwins: Wrote 3 windows to 0919-260_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9733 x 2.949 at -3.577 degrees (North through East) ! Clean map min=-0.0059168 max=1.0673 Jy/beam ! Writing clean map to FITS file: 0919-260_X.fits ! Writing difmap environment to: 0919-260_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0919-260_X] device 0919-260_Xuv.ps/vps,1,2 ! Attempting to open device: '0919-260_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0919-260_Xim.ps/vps ! Attempting to open device: '0919-260_Xim.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=0.9733 mas, bmaj=2.949 mas, bpa=-3.577 degrees ! Estimated noise=0.992794 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9733 x 2.949 at -3.577 degrees (North through East) ! Clean map min=-0.0059168 max=1.0673 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.1] quit ! Quitting program ! Log file 0919-260_X.log closed on Mon Aug 11 16:07:00 2008