! Started logfile: 1144-379_X.log on Tue Mar 4 22:36:01 2008 observe 1144-379_X.edt ! Reading UV FITS file: 1144-379_X.edt ! AN table 1: 6 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.132353 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1144-379 ! ! 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 1222 lines of history. ! ! Reading 432 visibilities. ![@gonzo8-0.1-pw 1144-379_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 67 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.363639Jy sigma=0.005440 ! Fit after self-cal, rms=0.363204Jy sigma=0.005445 ! 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 peakw win_mult ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=4.786 mas, bpa=1.765 degrees ! Estimated noise=4311.24 mJy/beam. ! Added new window around map position (0, 0). 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.02851 Jy ! Total flux subtracted in 50 components = 1.02851 Jy ! Clean residual min=-0.094458 max=0.286833 Jy/beam ! Clean residual mean=-0.004080 rms=0.039926 Jy/beam ! Combined flux in latest and established models = 1.02851 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 1.02851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336728Jy sigma=0.005062 ! Fit after self-cal, rms=0.336728Jy sigma=0.005062 ! 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=1.062 mas, bmaj=5.457 mas, bpa=1.137 degrees ! Estimated noise=2793.53 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 = 0.257346 Jy ! Component: 100 - total flux cleaned = 0.340547 Jy ! Total flux subtracted in 100 components = 0.340547 Jy ! Clean residual min=-0.018624 max=0.039185 Jy/beam ! Clean residual mean=-0.001183 rms=0.008500 Jy/beam ! Combined flux in latest and established models = 1.36906 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 42 model components to the UV plane model. ! The established model now contains 42 components and 1.36906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105240Jy sigma=0.001268 ! Fit after self-cal, rms=0.104858Jy sigma=0.001266 ! 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 0.98 GC 1.00* HN 1.00* ! 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 1.00* PT 0.98 SC 1.01 WF 1.04 ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.97 MC 1.00* ! MK 1.00* NL 0.98 NY 1.00* ON 1.00* ! OV 1.00* PT 0.98 SC 1.02 WF 1.03 ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.98 MC 1.00* ! MK 1.00* NL 0.99 NY 1.00* ON 1.00* ! OV 1.00* PT 0.97 SC 1.02 WF 1.04 ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HN 1.00* ! 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 1.00* PT 0.98 SC 1.01 WF 1.04 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.104858Jy sigma=0.001266 ! Fit after self-cal, rms=0.097017Jy sigma=0.001033 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.073 mas, bmaj=5.515 mas, bpa=1.129 degrees ! Estimated noise=2725.52 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 = 0.00184915 Jy ! Component: 100 - total flux cleaned = 0.00139729 Jy ! Total flux subtracted in 100 components = 0.00139729 Jy ! Clean residual min=-0.008981 max=0.010410 Jy/beam ! Clean residual mean=0.000031 rms=0.002907 Jy/beam ! Combined flux in latest and established models = 1.37046 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 53 components and 1.37046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096181Jy sigma=0.001027 ! Fit after self-cal, rms=0.096142Jy sigma=0.001027 ! 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 = -0.000430705 Jy ! Component: 100 - total flux cleaned = -0.000758652 Jy ! Total flux subtracted in 100 components = -0.000758652 Jy ! Clean residual min=-0.008525 max=0.010377 Jy/beam ! Clean residual mean=0.000019 rms=0.002836 Jy/beam ! Combined flux in latest and established models = 1.3697 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 60 components and 1.3697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095685Jy sigma=0.001024 ! Fit after self-cal, rms=0.094838Jy sigma=0.001022 ! Inverting map and beam ! Estimated beam: bmin=1.072 mas, bmaj=5.511 mas, bpa=1.124 degrees ! Estimated noise=2720.96 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 = 0.000797093 Jy ! Component: 100 - total flux cleaned = 0.00051346 Jy ! Total flux subtracted in 100 components = 0.00051346 Jy ! Clean residual min=-0.008336 max=0.010312 Jy/beam ! Clean residual mean=0.000032 rms=0.002748 Jy/beam ! Combined flux in latest and established models = 1.37021 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 62 components and 1.37021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094494Jy sigma=0.001019 ! Fit after self-cal, rms=0.094479Jy sigma=0.001019 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1144-379_X ! Writing UV FITS file: 1144-379_X.uvf ! Writing 62 model components to file: 1144-379_X.mod ! wwins: Wrote 1 windows to 1144-379_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.072 x 5.511 at 1.124 degrees (North through East) ! Clean map min=-0.0082729 max=1.3128 Jy/beam ! Writing clean map to FITS file: 1144-379_X.fits ! Writing difmap environment to: 1144-379_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1144-379_X] device 1144-379_Xuv.ps/vps,1,2 ! Attempting to open device: '1144-379_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1144-379_Xim.ps/vps ! Attempting to open device: '1144-379_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=1.072 mas, bmaj=5.511 mas, bpa=1.124 degrees ! Estimated noise=2720.96 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.072 x 5.511 at 1.124 degrees (North through East) ! Clean map min=-0.0082729 max=1.3128 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1-pw] quit ! Quitting program ! Log file 1144-379_X.log closed on Tue Mar 4 22:36:05 2008