! Started logfile: 1313-333_S.log on Thu Apr 26 17:20:50 2007 observe 1313-333_S.edt ! Reading UV FITS file: 1313-333_S.edt ! AN table 1: 29 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0450755 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1313-333 ! ! 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 1912 lines of history. ! ! Reading 800 visibilities. ![@gonzo9-0.4 1313-333_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 = 9.0 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 469 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 472 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 470 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 472 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.280295Jy sigma=0.003226 ! Fit after self-cal, rms=0.278134Jy sigma=0.003217 ! 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=2.632 mas, bmaj=12.61 mas, bpa=-23.17 degrees ! Estimated noise=3197.6 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.688383 Jy ! Total flux subtracted in 50 components = 0.688383 Jy ! Clean residual min=-0.069884 max=0.192694 Jy/beam ! Clean residual mean=-0.000875 rms=0.036850 Jy/beam ! Combined flux in latest and established models = 0.688383 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.688383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331615Jy sigma=0.004539 ! Fit after self-cal, rms=0.331601Jy sigma=0.004537 ! 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=3.062 mas, bmaj=14.5 mas, bpa=-20.12 degrees ! Estimated noise=2557.58 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 = 0.24007 Jy ! Component: 100 - total flux cleaned = 0.356732 Jy ! Total flux subtracted in 100 components = 0.356732 Jy ! Clean residual min=-0.038789 max=0.056826 Jy/beam ! Clean residual mean=-0.000603 rms=0.016692 Jy/beam ! Combined flux in latest and established models = 1.04511 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 54 model components to the UV plane model. ! The established model now contains 56 components and 1.04511 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.156638Jy sigma=0.001992 ! Fit after self-cal, rms=0.156220Jy sigma=0.001988 ! 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: ! FD 1.04 GC 1.00* HH 1.00* HN 1.06 ! LA 1.04 MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 0.90 SC 1.00* ! TS 1.00* WF 1.04 BR 1.00* KK 1.00* ! KP 0.87 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 GC 1.00* HH 1.00* HN 1.09 ! LA 0.97 MC 1.00* MK 1.08 NY 1.00* ! ON 1.00* OV 1.02 PT 0.87 SC 1.00* ! TS 1.00* WF 0.95 BR 1.00* KK 1.00* ! KP 0.98 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.89 GC 1.00* HH 1.00* HN 1.17 ! LA 0.88 MC 1.00* MK 1.08 NY 1.00* ! ON 1.00* OV 1.01 PT 1.04 SC 1.00* ! TS 1.00* WF 1.09 BR 1.00* KK 1.00* ! KP 0.96 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.79 GC 1.00* HH 1.00* HN 1.06 ! LA 0.77 MC 1.00* MK 1.05 NY 1.00* ! ON 1.00* OV 0.87 PT 0.98 SC 1.00* ! TS 1.00* WF 1.12 BR 1.00* KK 1.00* ! KP 0.95 WZ 1.00* ! ! ! Fit before self-cal, rms=0.156220Jy sigma=0.001988 ! Fit after self-cal, rms=0.113007Jy sigma=0.001290 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.18 mas, bmaj=14.79 mas, bpa=-20.15 degrees ! Estimated noise=2431.64 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 = 0.00891873 Jy ! Component: 100 - total flux cleaned = 0.0138705 Jy ! Total flux subtracted in 100 components = 0.0138705 Jy ! Clean residual min=-0.008500 max=0.008467 Jy/beam ! Clean residual mean=0.000048 rms=0.002844 Jy/beam ! Combined flux in latest and established models = 1.05899 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 72 components and 1.05899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107245Jy sigma=0.001212 ! Fit after self-cal, rms=0.107100Jy sigma=0.001210 ! 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) ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00311225 Jy ! Component: 100 - total flux cleaned = 0.00622105 Jy ! Total flux subtracted in 100 components = 0.00622105 Jy ! Clean residual min=-0.005922 max=0.005906 Jy/beam ! Clean residual mean=0.000019 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 1.06521 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 101 components and 1.06521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105485Jy sigma=0.001191 ! Fit after self-cal, rms=0.103789Jy sigma=0.001173 ! Inverting map and beam ! Estimated beam: bmin=3.174 mas, bmaj=14.77 mas, bpa=-20.12 degrees ! Estimated noise=2432.13 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 = 0.0041128 Jy ! Component: 100 - total flux cleaned = 0.0025029 Jy ! Total flux subtracted in 100 components = 0.0025029 Jy ! Clean residual min=-0.004954 max=0.004932 Jy/beam ! Clean residual mean=0.000007 rms=0.001831 Jy/beam ! Combined flux in latest and established models = 1.06771 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 129 components and 1.06771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102675Jy sigma=0.001161 ! Fit after self-cal, rms=0.102636Jy sigma=0.001160 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1313-333_S ! Writing UV FITS file: 1313-333_S.uvf ! Writing 129 model components to file: 1313-333_S.mod ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.174 x 14.77 at -20.12 degrees (North through East) ! Clean map min=-0.010527 max=0.81552 Jy/beam ! Writing clean map to FITS file: 1313-333_S.fits ! Writing difmap environment to: 1313-333_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1313-333_S] device 1313-333_Suv.ps/vps,1,2 ! Attempting to open device: '1313-333_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1313-333_Sim.ps/vps ! Attempting to open device: '1313-333_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=3.174 mas, bmaj=14.77 mas, bpa=-20.12 degrees ! Estimated noise=2432.13 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.174 x 14.77 at -20.12 degrees (North through East) ! Clean map min=-0.010527 max=0.81552 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo9-0.4] quit ! Quitting program ! Log file 1313-333_S.log closed on Thu Apr 26 17:21:06 2007