! Started logfile: 0607-157_X.log on Wed May 14 11:13:37 2008 observe 0607-157_X.edt ! Reading UV FITS file: 0607-157_X.edt ! AN table 1: 3 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.124183 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0607-157 ! ! 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 938 lines of history. ! ! Reading 228 visibilities. ![@gonzo8-0.1 0607-157_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 = 8.0 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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=4.875460Jy sigma=0.059386 ! Fit after self-cal, rms=4.875460Jy sigma=0.059386 ! 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=1.21 mas, bmaj=5.257 mas, bpa=-2.886 degrees ! Estimated noise=4510.1 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 = 4.57585 Jy ! Total flux subtracted in 50 components = 4.57585 Jy ! Clean residual min=-0.353014 max=1.276114 Jy/beam ! Clean residual mean=-0.006510 rms=0.172189 Jy/beam ! Combined flux in latest and established models = 4.57585 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 4.57585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.382541Jy sigma=0.017496 ! Fit after self-cal, rms=1.382541Jy sigma=0.017496 ! 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=1.395 mas, bmaj=5.321 mas, bpa=-3.447 degrees ! Estimated noise=4128.58 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 = 1.04662 Jy ! Component: 100 - total flux cleaned = 1.37335 Jy ! Total flux subtracted in 100 components = 1.37335 Jy ! Clean residual min=-0.109720 max=0.279746 Jy/beam ! Clean residual mean=-0.001524 rms=0.052899 Jy/beam ! Combined flux in latest and established models = 5.9492 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 5.9492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.478519Jy sigma=0.005248 ! Fit after self-cal, rms=0.478085Jy sigma=0.005239 ! 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 0.93 FD 1.10 GC 1.00* HH 1.00* ! HN 1.03 KK 1.00* KP 0.96 LA 0.97 ! MC 1.00* MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 0.96 PT 0.94 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.15 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.96 LA 0.98 ! MC 1.00* MK 1.00* NL 0.98 NY 1.00* ! ON 1.00* OV 0.95 PT 0.96 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.17 GC 1.00* HH 1.00* ! HN 1.04 KK 1.00* KP 0.98 LA 0.98 ! MC 1.00* MK 1.00* NL 0.99 NY 1.00* ! ON 1.00* OV 0.97 PT 0.95 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.15 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.97 LA 0.98 ! MC 1.00* MK 1.00* NL 1.01 NY 1.00* ! ON 1.00* OV 0.97 PT 0.96 SC 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.478085Jy sigma=0.005239 ! Fit after self-cal, rms=0.183932Jy sigma=0.002097 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.406 mas, bmaj=5.318 mas, bpa=-3.315 degrees ! Estimated noise=4038.52 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 = 0.0357096 Jy ! Component: 100 - total flux cleaned = 0.0428477 Jy ! Total flux subtracted in 100 components = 0.0428477 Jy ! Clean residual min=-0.045751 max=0.095687 Jy/beam ! Clean residual mean=0.000032 rms=0.016789 Jy/beam ! Combined flux in latest and established models = 5.99205 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 31 components and 5.99205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177928Jy sigma=0.002013 ! Fit after self-cal, rms=0.178063Jy sigma=0.002003 ! 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 = 0.00503589 Jy ! Component: 100 - total flux cleaned = 0.00505012 Jy ! Total flux subtracted in 100 components = 0.00505012 Jy ! Clean residual min=-0.046324 max=0.093850 Jy/beam ! Clean residual mean=0.000052 rms=0.016443 Jy/beam ! Combined flux in latest and established models = 5.9971 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 51 components and 5.9971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175810Jy sigma=0.001976 ! Fit after self-cal, rms=0.175023Jy sigma=0.001950 ! Inverting map and beam ! Estimated beam: bmin=1.403 mas, bmaj=5.314 mas, bpa=-3.301 degrees ! Estimated noise=4041.54 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) ! Added new window around map position (2.9, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0796882 Jy ! Component: 100 - total flux cleaned = 0.104332 Jy ! Total flux subtracted in 100 components = 0.104332 Jy ! Clean residual min=-0.038052 max=0.042775 Jy/beam ! Clean residual mean=0.000010 rms=0.010834 Jy/beam ! Combined flux in latest and established models = 6.10143 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 66 components and 6.10143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135978Jy sigma=0.001487 ! Fit after self-cal, rms=0.134151Jy sigma=0.001469 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0607-157_X ! Writing UV FITS file: 0607-157_X.uvf ! Writing 66 model components to file: 0607-157_X.mod ! wwins: Wrote 2 windows to 0607-157_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.403 x 5.314 at -3.301 degrees (North through East) ! Clean map min=-0.031306 max=5.7761 Jy/beam ! Writing clean map to FITS file: 0607-157_X.fits ! Writing difmap environment to: 0607-157_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0607-157_X] device 0607-157_Xuv.ps/vps,1,2 ! Attempting to open device: '0607-157_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0607-157_Xim.ps/vps ! Attempting to open device: '0607-157_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=1.403 mas, bmaj=5.314 mas, bpa=-3.301 degrees ! Estimated noise=4041.54 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.403 x 5.314 at -3.301 degrees (North through East) ! Clean map min=-0.031306 max=5.7761 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 0607-157_X.log closed on Wed May 14 11:13:43 2008