! Started logfile: 1954-388_X.log on Mon Dec 11 16:49:19 2006 observe 1954-388_X.edt ! Reading UV FITS file: 1954-388_X.edt ! AN table 1: 4 integrations on 153 of 153 possible baselines. ! AN table 2: 12 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0563725 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1954-388 ! ! 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 1304 lines of history. ! ! Reading 552 visibilities. ![@gonzo8-0.1-pw 1954-388_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 72 telescope corrections were flagged in sub-array 1. ! A total of 183 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! A total of 183 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! A total of 183 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! A total of 183 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.313124Jy sigma=0.004648 ! Fit after self-cal, rms=0.312859Jy sigma=0.004645 ! 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=0.6594 mas, bmaj=8.277 mas, bpa=-18.33 degrees ! Estimated noise=3890.13 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 = 0.918496 Jy ! Total flux subtracted in 50 components = 0.918496 Jy ! Clean residual min=-0.091202 max=0.256306 Jy/beam ! Clean residual mean=-0.001493 rms=0.042655 Jy/beam ! Combined flux in latest and established models = 0.918496 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 0.918496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378045Jy sigma=0.005607 ! Fit after self-cal, rms=0.378092Jy sigma=0.005607 ! 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=0.7823 mas, bmaj=9.073 mas, bpa=-18.12 degrees ! Estimated noise=2724.18 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 = 0.287381 Jy ! Component: 100 - total flux cleaned = 0.404983 Jy ! Total flux subtracted in 100 components = 0.404983 Jy ! Clean residual min=-0.031885 max=0.050775 Jy/beam ! Clean residual mean=-0.000250 rms=0.012047 Jy/beam ! Combined flux in latest and established models = 1.32348 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 16 components and 1.32348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112591Jy sigma=0.001571 ! Fit after self-cal, rms=0.111704Jy sigma=0.001561 ! 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 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 GC 1.00* HH 1.00* HN 1.00* ! LA 0.99 MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* OV 0.98 PT 0.96 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.04 ! KP 0.96 WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.00* HH 1.00* HN 1.00* ! LA 0.97 MC 1.00* MK 1.02 NY 1.00* ! ON 1.00* OV 0.98 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.07 ! KP 0.94 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.95 GC 1.00* HH 1.00* HN 1.00* ! LA 0.99 MC 1.00* MK 0.99 NY 1.00* ! ON 1.00* OV 1.02 PT 1.01 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.02 ! KP 0.94 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.00* GC 0.00* HH 0.00* HN 0.00* ! LA 0.00* MC 0.00* MK 0.00* NY 0.00* ! ON 0.00* OV 0.00* PT 0.00* SC 0.00* ! TS 0.00* WF 0.00* BR 0.00* KK 0.00* ! KP 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.94 GC 1.00* HH 1.00* HN 1.00* ! LA 0.97 MC 1.00* MK 1.00 NY 1.00* ! ON 1.00* OV 0.99 PT 1.02 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00* KK 1.01 ! KP 0.92 WZ 1.00* ! ! ! Fit before self-cal, rms=0.111704Jy sigma=0.001561 ! Fit after self-cal, rms=0.083711Jy sigma=0.001121 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7917 mas, bmaj=9.042 mas, bpa=-18.07 degrees ! Estimated noise=2621.58 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 = 0.0198719 Jy ! Component: 100 - total flux cleaned = 0.0203626 Jy ! Total flux subtracted in 100 components = 0.0203626 Jy ! Clean residual min=-0.009583 max=0.008951 Jy/beam ! Clean residual mean=-0.000164 rms=0.003031 Jy/beam ! Combined flux in latest and established models = 1.34384 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 25 components and 1.34384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077878Jy sigma=0.001039 ! Fit after self-cal, rms=0.077668Jy sigma=0.001036 ! 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 = -0.000198918 Jy ! Component: 100 - total flux cleaned = -0.000416323 Jy ! Total flux subtracted in 100 components = -0.000416323 Jy ! Clean residual min=-0.008700 max=0.007934 Jy/beam ! Clean residual mean=-0.000178 rms=0.002628 Jy/beam ! Combined flux in latest and established models = 1.34343 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 1.34343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076738Jy sigma=0.001021 ! Fit after self-cal, rms=0.075564Jy sigma=0.001009 ! Inverting map and beam ! Estimated beam: bmin=0.7899 mas, bmaj=9.035 mas, bpa=-18.08 degrees ! Estimated noise=2618.43 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 = 0.00617482 Jy ! Component: 100 - total flux cleaned = 0.00680368 Jy ! Total flux subtracted in 100 components = 0.00680368 Jy ! Clean residual min=-0.007541 max=0.008089 Jy/beam ! Clean residual mean=-0.000107 rms=0.002308 Jy/beam ! Combined flux in latest and established models = 1.35023 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 53 components and 1.35023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075000Jy sigma=0.001000 ! Fit after self-cal, rms=0.074959Jy sigma=0.001000 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1954-388_X ! Writing UV FITS file: 1954-388_X.uvf ! Writing 53 model components to file: 1954-388_X.mod ! wwins: Wrote 1 windows to 1954-388_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7899 x 9.035 at -18.08 degrees (North through East) ! Clean map min=-0.0098892 max=1.1993 Jy/beam ! Writing clean map to FITS file: 1954-388_X.fits ! Writing difmap environment to: 1954-388_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1954-388_X] device 1954-388_Xuv.ps/vps,1,2 ! Attempting to open device: '1954-388_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1954-388_Xim.ps/vps ! Attempting to open device: '1954-388_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=0.7899 mas, bmaj=9.035 mas, bpa=-18.08 degrees ! Estimated noise=2618.43 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7899 x 9.035 at -18.08 degrees (North through East) ! Clean map min=-0.0098892 max=1.1993 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1-pw] quit ! Quitting program ! Log file 1954-388_X.log closed on Mon Dec 11 16:49:28 2006