! Started logfile: 1432+200_S.log on Wed Jun 25 10:11:25 2008 observe 1432+200_S.edt2 ! Reading UV FITS file: 1432+200_S.edt2 ! AN table 1: 120 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.217632 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1432+200 ! ! 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 1905 lines of history. ! ! Reading 19848 visibilities. ![@gonzo7-0.4 1432+200_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 1704 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1682 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1692 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1681 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.800394Jy sigma=10.912069 ! Fit after self-cal, rms=0.798551Jy sigma=10.918620 ! 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=1.839 mas, bmaj=3.962 mas, bpa=-13.27 degrees ! Estimated noise=0.857978 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 = 0.150164 Jy ! Total flux subtracted in 50 components = 0.150164 Jy ! Clean residual min=-0.013930 max=0.050367 Jy/beam ! Clean residual mean=0.000151 rms=0.003870 Jy/beam ! Combined flux in latest and established models = 0.150164 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.150164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180510Jy sigma=2.037551 ! Fit after self-cal, rms=0.180428Jy sigma=2.037239 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0552721 Jy ! Total flux subtracted in 50 components = 0.0552721 Jy ! Clean residual min=-0.011690 max=0.025589 Jy/beam ! Clean residual mean=0.000111 rms=0.002840 Jy/beam ! Combined flux in latest and established models = 0.205436 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.205436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161787Jy sigma=1.709039 ! Fit after self-cal, rms=0.161493Jy sigma=1.705513 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0312079 Jy ! Total flux subtracted in 50 components = 0.0312079 Jy ! Clean residual min=-0.009819 max=0.018006 Jy/beam ! Clean residual mean=0.000089 rms=0.002398 Jy/beam ! Combined flux in latest and established models = 0.236643 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 20 components and 0.236643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154524Jy sigma=1.576740 ! Fit after self-cal, rms=0.154438Jy sigma=1.575590 ! Inverting map ! Added new window around map position (-2.4, -1.6). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220655 Jy ! Total flux subtracted in 50 components = 0.0220655 Jy ! Clean residual min=-0.008240 max=0.012310 Jy/beam ! Clean residual mean=0.000074 rms=0.002140 Jy/beam ! Combined flux in latest and established models = 0.258709 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 32 components and 0.258709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150810Jy sigma=1.508081 ! Fit after self-cal, rms=0.150748Jy sigma=1.507364 ! 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=2.131 mas, bmaj=4.523 mas, bpa=-12.78 degrees ! Estimated noise=0.523085 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 = 0.0270168 Jy ! Component: 100 - total flux cleaned = 0.0440739 Jy ! Total flux subtracted in 100 components = 0.0440738 Jy ! Clean residual min=-0.005982 max=0.010272 Jy/beam ! Clean residual mean=0.000255 rms=0.001900 Jy/beam ! Combined flux in latest and established models = 0.302783 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 56 components and 0.302783 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146163Jy sigma=1.422377 ! Fit after self-cal, rms=0.146094Jy sigma=1.421683 ! 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 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.91 GC 0.90 HH 1.00* ! HN 1.10 KK 0.98 KP 0.68 LA 0.87 ! MA 1.32 MC 1.12 MK 1.04 NL 0.80 ! NY 1.27 ON 1.00* OV 0.89 PT 1.11 ! SC 1.16 TS 0.96 WF 0.77 WZ 0.80 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 GC 0.99 HH 1.00* ! HN 0.94 KK 0.92 KP 0.92 LA 0.91 ! MA 1.83 MC 1.18 MK 1.04 NL 1.04 ! NY 1.20 ON 1.00* OV 0.75 PT 0.97 ! SC 1.02 TS 1.01 WF 0.87 WZ 0.89 ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 GC 1.00 HH 1.00* ! HN 0.87 KK 0.88 KP 0.87 LA 0.75 ! MA 1.68 MC 1.23 MK 0.99 NL 1.08 ! NY 1.33 ON 1.00* OV 0.90 PT 0.97 ! SC 1.20 TS 0.90 WF 0.83 WZ 0.74 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.09 GC 0.92 HH 1.00* ! HN 1.05 KK 0.98 KP 0.94 LA 1.09 ! MA 1.23 MC 1.16 MK 1.05 NL 0.78 ! NY 1.09 ON 1.00* OV 0.78 PT 1.09 ! SC 1.12 TS 0.95 WF 0.88 WZ 0.89 ! ! ! Fit before self-cal, rms=0.146094Jy sigma=1.421683 ! Fit after self-cal, rms=0.138410Jy sigma=1.296283 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.188 mas, bmaj=4.713 mas, bpa=-12.87 degrees ! Estimated noise=0.506058 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 = 0.0017655 Jy ! Component: 100 - total flux cleaned = 0.00190637 Jy ! Total flux subtracted in 100 components = 0.00190637 Jy ! Clean residual min=-0.003327 max=0.003673 Jy/beam ! Clean residual mean=0.000112 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.304689 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 0.304689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138141Jy sigma=1.292764 ! Fit after self-cal, rms=0.138116Jy sigma=1.291905 ! 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 = 0.000363653 Jy ! Component: 100 - total flux cleaned = 0.000516689 Jy ! Total flux subtracted in 100 components = 0.000516689 Jy ! Clean residual min=-0.003056 max=0.003479 Jy/beam ! Clean residual mean=0.000111 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.305206 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 0.305206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138028Jy sigma=1.291003 ! Fit after self-cal, rms=0.150157Jy sigma=1.247249 ! Inverting map and beam ! Estimated beam: bmin=2.193 mas, bmaj=4.713 mas, bpa=-12.81 degrees ! Estimated noise=0.505499 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 = 0.000317503 Jy ! Component: 100 - total flux cleaned = 0.000543311 Jy ! Total flux subtracted in 100 components = 0.000543311 Jy ! Clean residual min=-0.002726 max=0.003281 Jy/beam ! Clean residual mean=0.000078 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.305749 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 81 components and 0.305749 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150106Jy sigma=1.246310 ! Fit after self-cal, rms=0.150159Jy sigma=1.245994 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1432+200_S ! Writing UV FITS file: 1432+200_S.uvf ! Writing 81 model components to file: 1432+200_S.mod ! wwins: Wrote 2 windows to 1432+200_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.193 x 4.713 at -12.81 degrees (North through East) ! Clean map min=-0.0026872 max=0.20615 Jy/beam ! Writing clean map to FITS file: 1432+200_S.fits ! Writing difmap environment to: 1432+200_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1432+200_S] device 1432+200_Suv.ps/vps,1,2 ! Attempting to open device: '1432+200_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1432+200_Sim.ps/vps ! Attempting to open device: '1432+200_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=2.193 mas, bmaj=4.713 mas, bpa=-12.81 degrees ! Estimated noise=0.505499 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.193 x 4.713 at -12.81 degrees (North through East) ! Clean map min=-0.0026872 max=0.20615 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1432+200_S.log closed on Wed Jun 25 10:11:33 2008