! Started logfile: 1433+304_S.log on Sat Mar 14 17:25:46 2009 observe 1433+304_S.edt ! Reading UV FITS file: 1433+304_S.edt ! AN table 1: 77 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.106152 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1433+304 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1477 lines of history. ! ! Reading 6212 visibilities. ![@gonzo7-0.4 1433+304_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 = 7.0 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 1176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1176 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1325 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1176 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.894892Jy sigma=18.248557 ! Fit after self-cal, rms=0.893446Jy sigma=18.233035 ! 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=2.79 mas, bmaj=7.608 mas, bpa=20.28 degrees ! Estimated noise=1.12431 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 = 0.0792064 Jy ! Total flux subtracted in 50 components = 0.0792063 Jy ! Clean residual min=-0.009998 max=0.022346 Jy/beam ! Clean residual mean=0.000046 rms=0.003492 Jy/beam ! Combined flux in latest and established models = 0.0792063 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 0.0792063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095629Jy sigma=1.675614 ! Fit after self-cal, rms=0.095613Jy sigma=1.675067 ! 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=3.547 mas, bmaj=8.124 mas, bpa=18.43 degrees ! Estimated noise=0.576168 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 = 0.0327017 Jy ! Component: 100 - total flux cleaned = 0.0476287 Jy ! Total flux subtracted in 100 components = 0.0476287 Jy ! Clean residual min=-0.005702 max=0.012275 Jy/beam ! Clean residual mean=0.000012 rms=0.002044 Jy/beam ! Combined flux in latest and established models = 0.126835 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.126835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086309Jy sigma=1.399545 ! Fit after self-cal, rms=0.086140Jy sigma=1.394176 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.00 GC 1.00* HH 1.00* ! HN 0.87 KK 1.00* KP 1.10 LA 1.02 ! MA 1.00* MC 1.00* MK 0.91 NL 0.96 ! NY 1.00* ON 1.00* OV 1.03 PT 0.82 ! SC 1.09 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 GC 1.00* HH 1.00* ! HN 1.07 KK 1.00* KP 1.15 LA 0.91 ! MA 1.00* MC 1.00* MK 1.23 NL 1.04 ! NY 1.00* ON 1.00* OV 0.94 PT 0.80 ! SC 0.98 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.84 GC 1.00* HH 1.00* ! HN 0.97 KK 1.00* KP 0.60 LA 1.00* ! MA 1.00* MC 1.00* MK 0.86 NL 0.77 ! NY 1.00* ON 1.00* OV 0.90 PT 0.81 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.76 GC 1.00* HH 1.00* ! HN 1.21 KK 1.00* KP 1.05 LA 0.82 ! MA 1.00* MC 1.00* MK 0.83 NL 0.96 ! NY 1.00* ON 1.00* OV 0.94 PT 0.98 ! SC 0.96 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.086140Jy sigma=1.394176 ! Fit after self-cal, rms=0.074796Jy sigma=1.311924 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.65 mas, bmaj=8.252 mas, bpa=18.51 degrees ! Estimated noise=0.527475 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 (6.4, 4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494262 Jy ! Component: 100 - total flux cleaned = 0.00383629 Jy ! Total flux subtracted in 100 components = 0.00383629 Jy ! Clean residual min=-0.003289 max=0.005276 Jy/beam ! Clean residual mean=0.000009 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.130671 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 33 components and 0.130671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073978Jy sigma=1.292689 ! Fit after self-cal, rms=0.073961Jy sigma=1.290946 ! 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 = -0.000209002 Jy ! Component: 100 - total flux cleaned = -0.000688389 Jy ! Total flux subtracted in 100 components = -0.000688389 Jy ! Clean residual min=-0.003267 max=0.004997 Jy/beam ! Clean residual mean=0.000007 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.129983 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 49 components and 0.129983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073793Jy sigma=1.288046 ! Fit after self-cal, rms=0.077611Jy sigma=1.234920 ! Inverting map and beam ! Estimated beam: bmin=3.624 mas, bmaj=8.223 mas, bpa=18.4 degrees ! Estimated noise=0.51974 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 = 0.000985631 Jy ! Component: 100 - total flux cleaned = 0.00156595 Jy ! Total flux subtracted in 100 components = 0.00156595 Jy ! Clean residual min=-0.003003 max=0.003873 Jy/beam ! Clean residual mean=0.000003 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.131549 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 68 components and 0.131549 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077458Jy sigma=1.232883 ! Fit after self-cal, rms=0.077471Jy sigma=1.232223 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1433+304_S ! Writing UV FITS file: 1433+304_S.uvf ! Writing 68 model components to file: 1433+304_S.mod ! wwins: Wrote 2 windows to 1433+304_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.624 x 8.223 at 18.4 degrees (North through East) ! Clean map min=-0.0029078 max=0.10157 Jy/beam ! Writing clean map to FITS file: 1433+304_S.fits ! Writing difmap environment to: 1433+304_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1433+304_S] device 1433+304_Suv.ps/vps,1,2 ! Attempting to open device: '1433+304_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1433+304_Sim.ps/vps ! Attempting to open device: '1433+304_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=3.624 mas, bmaj=8.223 mas, bpa=18.4 degrees ! Estimated noise=0.51974 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.624 x 8.223 at 18.4 degrees (North through East) ! Clean map min=-0.0029078 max=0.10157 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1433+304_S.log closed on Sat Mar 14 17:25:52 2009