! Started logfile: J0839+1802_S.log on Thu Jul 20 19:34:40 2006 observe J0839+1802_S.edt ! Reading UV FITS file: J0839+1802_S.edt ! AN table 1: 60 integrations on 190 of 190 possible baselines. ! AN table 2: 153 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0649123 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0839+18 ! ! 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 1588 lines of history. ! ! Reading 10508 visibilities. ![@gonzo7-0.4 J0839+1802_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 893 telescope corrections were flagged in sub-array 1. ! A total of 2558 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 888 telescope corrections were flagged in sub-array 1. ! A total of 2507 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 905 telescope corrections were flagged in sub-array 1. ! A total of 2614 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 937 telescope corrections were flagged in sub-array 1. ! A total of 2615 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.806486Jy sigma=0.010887 ! Fit after self-cal, rms=0.804077Jy sigma=0.010956 ! 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=2.08 mas, bmaj=4.03 mas, bpa=2.871 degrees ! Estimated noise=1565.38 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 = 0.137056 Jy ! Total flux subtracted in 50 components = 0.137056 Jy ! Clean residual min=-0.012792 max=0.038227 Jy/beam ! Clean residual mean=0.000061 rms=0.003883 Jy/beam ! Combined flux in latest and established models = 0.137056 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 0.137056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125491Jy sigma=0.001330 ! Fit after self-cal, rms=0.125491Jy sigma=0.001330 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319239 Jy ! Total flux subtracted in 50 components = 0.0319239 Jy ! Clean residual min=-0.012490 max=0.016361 Jy/beam ! Clean residual mean=0.000066 rms=0.003106 Jy/beam ! Combined flux in latest and established models = 0.16898 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 7 components and 0.16898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112562Jy sigma=0.001185 ! Fit after self-cal, rms=0.112550Jy sigma=0.001185 ! 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=2.98 mas, bmaj=4.721 mas, bpa=-0.3361 degrees ! Estimated noise=732.066 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 = 0.0271043 Jy ! Component: 100 - total flux cleaned = 0.0410978 Jy ! Total flux subtracted in 100 components = 0.0410978 Jy ! Clean residual min=-0.008421 max=0.019694 Jy/beam ! Clean residual mean=0.001345 rms=0.003391 Jy/beam ! Combined flux in latest and established models = 0.210078 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.210078 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104786Jy sigma=0.001110 ! Fit after self-cal, rms=0.104718Jy sigma=0.001109 ! 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 1.00* GC 1.00* HN 0.96 ! LA 1.00* NL 1.00* OV 1.00* SC 0.88 ! WF 0.79 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 0.98 MK 1.00* ! NY 0.91 TS 1.00* WZ 0.75 PT 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 1.00 GC 1.03 HN 1.00* ! LA 0.89 NL 1.00* OV 0.95 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.87 ! KP 0.90 MA 1.00* MC 1.00* MK 1.06 ! NY 0.91 TS 1.23 WZ 1.00* PT 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.94 ! LA 1.00* NL 1.00* OV 1.00* SC 1.06 ! WF 0.81 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 0.95 MK 1.00* ! NY 0.91 TS 1.00* WZ 0.73 PT 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.23 FD 1.00 GC 0.92 HN 1.00* ! LA 0.98 NL 1.00* OV 0.97 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.86 ! KP 0.97 MA 1.00* MC 1.00* MK 1.05 ! NY 0.92 TS 1.21 WZ 1.00* PT 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 1.00* FD 1.00* GC 1.00* HN 0.82 ! LA 1.00* NL 1.00* OV 1.00* SC 0.89 ! WF 0.66 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 1.01 MK 1.00* ! NY 0.95 TS 1.00* WZ 0.85 PT 1.00* ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.23 FD 0.98 GC 1.07 HN 1.00* ! LA 0.90 NL 1.00* OV 0.98 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 0.76 ! KP 0.92 MA 1.00* MC 1.00* MK 1.13 ! NY 0.93 TS 1.12 WZ 1.00* PT 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* GC 1.00* HN 0.92 ! LA 1.00* NL 1.00* OV 1.00* SC 0.99 ! WF 0.65 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00* MA 1.00* MC 1.00* MK 1.00* ! NY 0.96 TS 1.00* WZ 0.86 PT 1.00* ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.22 FD 1.01 GC 0.97 HN 1.00* ! LA 1.01 NL 1.00* OV 0.96 SC 1.00* ! WF 1.00* GG 1.00* HH 1.00* KK 1.00 ! KP 0.97 MA 1.00* MC 1.00* MK 1.08 ! NY 0.74 TS 1.11 WZ 1.00* PT 1.00* ! ! ! Fit before self-cal, rms=0.104718Jy sigma=0.001109 ! Fit after self-cal, rms=0.083872Jy sigma=0.001033 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.001 mas, bmaj=4.898 mas, bpa=-2.493 degrees ! Estimated noise=723.519 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 = 0.00286824 Jy ! Component: 100 - total flux cleaned = 0.00295782 Jy ! Total flux subtracted in 100 components = 0.00295782 Jy ! Clean residual min=-0.006156 max=0.011072 Jy/beam ! Clean residual mean=0.000120 rms=0.002022 Jy/beam ! Combined flux in latest and established models = 0.213036 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 0.213036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083685Jy sigma=0.001031 ! Fit after self-cal, rms=0.083663Jy sigma=0.001031 ! 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) ! Added new window around map position (-16, -4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00927565 Jy ! Component: 100 - total flux cleaned = 0.0118658 Jy ! Total flux subtracted in 100 components = 0.0118658 Jy ! Clean residual min=-0.005646 max=0.007597 Jy/beam ! Clean residual mean=-0.000076 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.224901 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.224901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082868Jy sigma=0.001016 ! Fit after self-cal, rms=0.083648Jy sigma=0.000984 ! Inverting map and beam ! Estimated beam: bmin=2.988 mas, bmaj=4.895 mas, bpa=-2.527 degrees ! Estimated noise=727.996 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 = 0.00449523 Jy ! Component: 100 - total flux cleaned = 0.00636934 Jy ! Total flux subtracted in 100 components = 0.00636934 Jy ! Clean residual min=-0.004435 max=0.006522 Jy/beam ! Clean residual mean=0.000002 rms=0.001387 Jy/beam ! Combined flux in latest and established models = 0.231271 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 47 components and 0.231271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083421Jy sigma=0.000980 ! Fit after self-cal, rms=0.083423Jy sigma=0.000980 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save J0839+1802_S ! Writing UV FITS file: J0839+1802_S.uvf ! Writing 47 model components to file: J0839+1802_S.mod ! wwins: Wrote 2 windows to J0839+1802_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.988 x 4.895 at -2.527 degrees (North through East) ! Clean map min=-0.0043078 max=0.18452 Jy/beam ! Writing clean map to FITS file: J0839+1802_S.fits ! Writing difmap environment to: J0839+1802_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot J0839+1802_S] device J0839+1802_Suv.ps/vps,1,2 ! Attempting to open device: 'J0839+1802_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device J0839+1802_Sim.ps/vps ! Attempting to open device: 'J0839+1802_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=2.988 mas, bmaj=4.895 mas, bpa=-2.527 degrees ! Estimated noise=727.996 mJy/beam. xyrange 0, 0, 0, 0 ! The mapplot display area will be limited to: ! Relative RA: (The whole available range) ! Relative DEC: (The whole available range) mapcolor grey ! Mapplot colormap: grey, contrast: 1 brightness: 0.5. docont=true mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.988 x 4.895 at -2.527 degrees (North through East) ! Clean map min=-0.0043078 max=0.18452 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file J0839+1802_S.log closed on Thu Jul 20 19:35:09 2006