! Started logfile: 1124-186_X.log on Wed May 14 12:34:12 2008 observe 1124-186_X.edt ! Reading UV FITS file: 1124-186_X.edt ! AN table 1: 9 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.125635 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1124-186 ! ! 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 692 visibilities. ![@gonzo8-0.1 1124-186_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 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 117 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 123 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 124 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.828829Jy sigma=0.012164 ! Fit after self-cal, rms=0.849233Jy sigma=0.012487 ! 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=0.9194 mas, bmaj=2.684 mas, bpa=2.598 degrees ! Estimated noise=4247.14 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 = 1.37756 Jy ! Total flux subtracted in 50 components = 1.37756 Jy ! Clean residual min=-0.121886 max=0.384177 Jy/beam ! Clean residual mean=0.001528 rms=0.054052 Jy/beam ! Combined flux in latest and established models = 1.37756 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 1.37756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.500590Jy sigma=0.007339 ! Fit after self-cal, rms=0.500590Jy sigma=0.007339 ! 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=1.2 mas, bmaj=4.345 mas, bpa=-8.167 degrees ! Estimated noise=2348.33 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 = 0.367364 Jy ! Component: 100 - total flux cleaned = 0.488226 Jy ! Total flux subtracted in 100 components = 0.488226 Jy ! Clean residual min=-0.032769 max=0.060181 Jy/beam ! Clean residual mean=0.000456 rms=0.011741 Jy/beam ! Combined flux in latest and established models = 1.86579 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 19 components and 1.86579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207209Jy sigma=0.002308 ! Fit after self-cal, rms=0.207203Jy sigma=0.002308 ! 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 0.95 FD 0.99 GC 1.00* HH 1.00* ! HN 0.95 KK 1.00* KP 0.98 LA 0.99 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00* SC 0.98 ! WF 1.24 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 GC 1.00* HH 1.00* ! HN 0.94 KK 1.00* KP 0.98 LA 0.99 ! MC 1.00* MK 1.00* NL 0.95 NY 1.00* ! ON 1.00* OV 0.98 PT 1.00* SC 1.01 ! WF 1.28 WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 GC 1.00* HH 1.00* ! HN 0.94 KK 1.00* KP 0.99 LA 0.99 ! MC 1.00* MK 1.00* NL 0.96 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00* SC 1.06 ! WF 1.48 WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GC 1.00* HH 1.00* ! HN 0.93 KK 1.00* KP 1.00 LA 0.99 ! MC 1.00* MK 1.00* NL 0.97 NY 1.00* ! ON 1.00* OV 0.99 PT 1.00* SC 1.11 ! WF 1.43 WZ 1.00* ! ! ! Fit before self-cal, rms=0.207203Jy sigma=0.002308 ! Fit after self-cal, rms=0.101918Jy sigma=0.001213 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.235 mas, bmaj=4.698 mas, bpa=-8.931 degrees ! Estimated noise=2306.37 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 = 0.00731193 Jy ! Component: 100 - total flux cleaned = 0.00895742 Jy ! Total flux subtracted in 100 components = 0.00895741 Jy ! Clean residual min=-0.009766 max=0.010005 Jy/beam ! Clean residual mean=0.000050 rms=0.002790 Jy/beam ! Combined flux in latest and established models = 1.87475 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 1.87475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101241Jy sigma=0.001207 ! Fit after self-cal, rms=0.101241Jy sigma=0.001207 ! 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 = 0.000321869 Jy ! Component: 100 - total flux cleaned = 0.000693719 Jy ! Total flux subtracted in 100 components = 0.000693719 Jy ! Clean residual min=-0.009693 max=0.009909 Jy/beam ! Clean residual mean=0.000048 rms=0.002721 Jy/beam ! Combined flux in latest and established models = 1.87544 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 1.87544 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101052Jy sigma=0.001205 ! Fit after self-cal, rms=0.099603Jy sigma=0.001184 ! Inverting map and beam ! Estimated beam: bmin=1.235 mas, bmaj=4.689 mas, bpa=-8.908 degrees ! Estimated noise=2309.32 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 = 0.00401757 Jy ! Component: 100 - total flux cleaned = 0.00466785 Jy ! Total flux subtracted in 100 components = 0.00466785 Jy ! Clean residual min=-0.009842 max=0.009626 Jy/beam ! Clean residual mean=0.000036 rms=0.002617 Jy/beam ! Combined flux in latest and established models = 1.88011 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 1.88011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099279Jy sigma=0.001183 ! Fit after self-cal, rms=0.099279Jy sigma=0.001183 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1124-186_X ! Writing UV FITS file: 1124-186_X.uvf ! Writing 35 model components to file: 1124-186_X.mod ! wwins: Wrote 1 windows to 1124-186_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.235 x 4.689 at -8.908 degrees (North through East) ! Clean map min=-0.0096781 max=1.802 Jy/beam ! Writing clean map to FITS file: 1124-186_X.fits ! Writing difmap environment to: 1124-186_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1124-186_X] device 1124-186_Xuv.ps/vps,1,2 ! Attempting to open device: '1124-186_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1124-186_Xim.ps/vps ! Attempting to open device: '1124-186_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=1.235 mas, bmaj=4.689 mas, bpa=-8.908 degrees ! Estimated noise=2309.32 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.235 x 4.689 at -8.908 degrees (North through East) ! Clean map min=-0.0096781 max=1.802 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 1124-186_X.log closed on Wed May 14 12:34:18 2008