! Started logfile: 1705+018_S.log on Sun Jul 16 18:24:32 2006 observe 1705+018_S.edt ! Reading UV FITS file: 1705+018_S.edt ! AN table 1: 30 integrations on 190 of 190 possible baselines. ! AN table 2: 27 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0930748 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1705+018 ! ! 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 4032 visibilities. ![@gonzo7-0.4 1705+018_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 600 telescope corrections were flagged in sub-array 1. ! A total of 418 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 597 telescope corrections were flagged in sub-array 1. ! A total of 419 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 594 telescope corrections were flagged in sub-array 1. ! A total of 419 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 597 telescope corrections were flagged in sub-array 1. ! A total of 419 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.475730Jy sigma=0.006495 ! Fit after self-cal, rms=0.470681Jy sigma=0.006534 ! 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=3.044 mas, bmaj=4.722 mas, bpa=3.645 degrees ! Estimated noise=1761.83 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 = 0.412137 Jy ! Total flux subtracted in 50 components = 0.412137 Jy ! Clean residual min=-0.026859 max=0.114942 Jy/beam ! Clean residual mean=0.000584 rms=0.011940 Jy/beam ! Combined flux in latest and established models = 0.412137 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 0.412137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196546Jy sigma=0.002596 ! Fit after self-cal, rms=0.196546Jy sigma=0.002596 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0978253 Jy ! Total flux subtracted in 50 components = 0.0978253 Jy ! Clean residual min=-0.020887 max=0.038782 Jy/beam ! Clean residual mean=0.000423 rms=0.007058 Jy/beam ! Combined flux in latest and established models = 0.509962 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 15 components and 0.509962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144953Jy sigma=0.001811 ! Fit after self-cal, rms=0.144944Jy sigma=0.001811 ! 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=3.375 mas, bmaj=5.695 mas, bpa=-0.07928 degrees ! Estimated noise=1181.63 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 = 0.0509083 Jy ! Component: 100 - total flux cleaned = 0.0764547 Jy ! Total flux subtracted in 100 components = 0.0764547 Jy ! Clean residual min=-0.019768 max=0.025768 Jy/beam ! Clean residual mean=0.001054 rms=0.005032 Jy/beam ! Combined flux in latest and established models = 0.586417 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 38 components and 0.586417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127992Jy sigma=0.001536 ! Fit after self-cal, rms=0.127841Jy sigma=0.001534 ! 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 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.91 GC 1.08 HN 0.93 ! LA 1.07 NL 0.94 OV 0.98 SC 0.91 ! WF 0.94 GG 1.00* HH 1.00* KK 1.00* ! KP 1.05 MA 1.00* MC 1.00* MK 1.10 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 GC 1.08 HN 0.95 ! LA 1.21 NL 0.95 OV 0.99 SC 1.00 ! WF 0.77 GG 1.00* HH 1.00* KK 1.00* ! KP 1.07 MA 1.00* MC 1.00* MK 1.07 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.97 GC 1.10 HN 0.98 ! LA 1.15 NL 0.96 OV 0.98 SC 1.11 ! WF 0.85 GG 1.00* HH 1.00* KK 1.00* ! KP 1.00 MA 1.00* MC 1.00* MK 1.06 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! LA 0.00* NL 0.00* OV 0.00* SC 0.00* ! WF 0.00* GG 0.00* HH 0.00* KK 0.00* ! KP 0.00* MA 0.00* MC 0.00* MK 0.00* ! NY 0.00* TS 0.00* WZ 0.00* PT 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.91 GC 1.07 HN 0.99 ! LA 1.12 NL 0.97 OV 0.79 SC 1.11 ! WF 0.76 GG 1.00* HH 1.00* KK 1.00* ! KP 1.13 MA 1.00* MC 1.00* MK 1.06 ! NY 1.00* TS 1.00* WZ 1.00* PT 1.00* ! ! ! Fit before self-cal, rms=0.127841Jy sigma=0.001534 ! Fit after self-cal, rms=0.101277Jy sigma=0.001232 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.393 mas, bmaj=5.944 mas, bpa=-0.1132 degrees ! Estimated noise=1167.54 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 = 0.00861966 Jy ! Component: 100 - total flux cleaned = 0.00821279 Jy ! Total flux subtracted in 100 components = 0.00821279 Jy ! Clean residual min=-0.005981 max=0.009152 Jy/beam ! Clean residual mean=0.000047 rms=0.001937 Jy/beam ! Combined flux in latest and established models = 0.59463 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 44 components and 0.59463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100359Jy sigma=0.001215 ! Fit after self-cal, rms=0.100227Jy sigma=0.001214 ! 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 (0.4, 34). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00647035 Jy ! Component: 100 - total flux cleaned = 0.00594832 Jy ! Total flux subtracted in 100 components = 0.00594831 Jy ! Clean residual min=-0.005770 max=0.007384 Jy/beam ! Clean residual mean=-0.000001 rms=0.001728 Jy/beam ! Combined flux in latest and established models = 0.600578 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 56 components and 0.600578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099670Jy sigma=0.001204 ! Fit after self-cal, rms=0.098872Jy sigma=0.001186 ! Inverting map and beam ! Estimated beam: bmin=3.38 mas, bmaj=5.936 mas, bpa=0.03933 degrees ! Estimated noise=1170.57 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 = 0.00401628 Jy ! Component: 100 - total flux cleaned = 0.00388648 Jy ! Total flux subtracted in 100 components = 0.00388647 Jy ! Clean residual min=-0.005349 max=0.006292 Jy/beam ! Clean residual mean=-0.000049 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 0.604465 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.604465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098566Jy sigma=0.001182 ! Fit after self-cal, rms=0.098537Jy sigma=0.001181 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1705+018_S ! Writing UV FITS file: 1705+018_S.uvf ! Writing 61 model components to file: 1705+018_S.mod ! wwins: Wrote 2 windows to 1705+018_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.38 x 5.936 at 0.03933 degrees (North through East) ! Clean map min=-0.0053823 max=0.5414 Jy/beam ! Writing clean map to FITS file: 1705+018_S.fits ! Writing difmap environment to: 1705+018_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1705+018_S] device 1705+018_Suv.ps/vps,1,2 ! Attempting to open device: '1705+018_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1705+018_Sim.ps/vps ! Attempting to open device: '1705+018_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=3.38 mas, bmaj=5.936 mas, bpa=0.03933 degrees ! Estimated noise=1170.57 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: 3.38 x 5.936 at 0.03933 degrees (North through East) ! Clean map min=-0.0053823 max=0.5414 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1705+018_S.log closed on Sun Jul 16 18:24:48 2006