! Started logfile: 0917+449_S.log on Thu Jul 13 10:52:08 2006 observe 0917+449_S.edt ! Reading UV FITS file: 0917+449_S.edt ! AN table 1: 82 integrations on 190 of 190 possible baselines. ! AN table 2: 176 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.176438 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0917+449 ! ! 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 34596 visibilities. ![@gonzo7-0.4 0917+449_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 848 telescope corrections were flagged in sub-array 1. ! A total of 2985 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 848 telescope corrections were flagged in sub-array 1. ! A total of 2881 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 824 telescope corrections were flagged in sub-array 1. ! A total of 2878 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 848 telescope corrections were flagged in sub-array 1. ! A total of 2857 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.377321Jy sigma=0.004249 ! Fit after self-cal, rms=0.375162Jy sigma=0.004231 ! 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=1.802 mas, bmaj=2.301 mas, bpa=22.15 degrees ! Estimated noise=655.587 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 = 0.515195 Jy ! Total flux subtracted in 50 components = 0.515195 Jy ! Clean residual min=-0.029203 max=0.148373 Jy/beam ! Clean residual mean=0.000445 rms=0.007272 Jy/beam ! Combined flux in latest and established models = 0.515195 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 0.515195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.351474Jy sigma=0.004297 ! Fit after self-cal, rms=0.351474Jy sigma=0.004297 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.153913 Jy ! Total flux subtracted in 50 components = 0.153913 Jy ! Clean residual min=-0.018870 max=0.067802 Jy/beam ! Clean residual mean=0.000326 rms=0.004681 Jy/beam ! Combined flux in latest and established models = 0.669108 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 7 components and 0.669108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.268806Jy sigma=0.003099 ! Fit after self-cal, rms=0.268787Jy sigma=0.003099 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0741271 Jy ! Total flux subtracted in 50 components = 0.0741271 Jy ! Clean residual min=-0.016873 max=0.035380 Jy/beam ! Clean residual mean=0.000269 rms=0.003865 Jy/beam ! Combined flux in latest and established models = 0.743235 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.743235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.240350Jy sigma=0.002676 ! Fit after self-cal, rms=0.240344Jy sigma=0.002676 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0433009 Jy ! Total flux subtracted in 50 components = 0.0433009 Jy ! Clean residual min=-0.015900 max=0.023323 Jy/beam ! Clean residual mean=0.000236 rms=0.003580 Jy/beam ! Combined flux in latest and established models = 0.786536 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 16 components and 0.786536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227829Jy sigma=0.002491 ! Fit after self-cal, rms=0.227818Jy sigma=0.002491 ! 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=2.221 mas, bmaj=2.955 mas, bpa=21.88 degrees ! Estimated noise=355.279 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 = 0.0664271 Jy ! Component: 100 - total flux cleaned = 0.100701 Jy ! Total flux subtracted in 100 components = 0.100701 Jy ! Clean residual min=-0.012363 max=0.027110 Jy/beam ! Clean residual mean=0.001543 rms=0.004581 Jy/beam ! Combined flux in latest and established models = 0.887237 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 30 components and 0.887237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209866Jy sigma=0.002257 ! Fit after self-cal, rms=0.209853Jy sigma=0.002257 ! 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 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 GC 0.88 HN 1.00 ! LA 0.91 NL 0.91 OV 0.96 SC 0.84 ! WF 0.97 GG 1.00* HH 1.03 KK 1.00* ! KP 0.94 MA 1.38 MC 0.92 MK 1.00* ! NY 1.05 TS 1.00* WZ 0.79 PT 0.96 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.00 GC 0.99 HN 1.05 ! LA 1.02 NL 1.04 OV 1.03 SC 0.98 ! WF 0.97 GG 1.00* HH 1.00* KK 1.02 ! KP 1.08 MA 3.37 MC 1.07 MK 1.05 ! NY 0.99 TS 0.81 WZ 1.15 PT 1.00* ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 GC 0.84 HN 0.97 ! LA 0.92 NL 0.90 OV 0.98 SC 0.99 ! WF 0.92 GG 1.00* HH 1.20 KK 1.00* ! KP 0.97 MA 1.25 MC 1.18 MK 1.00* ! NY 1.05 TS 1.00* WZ 0.72 PT 0.95 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 GC 0.97 HN 1.04 ! LA 1.04 NL 1.08 OV 1.02 SC 0.99 ! WF 1.01 GG 1.00* HH 1.00* KK 0.94 ! KP 1.04 MA 1.34 MC 0.81 MK 1.05 ! NY 0.99 TS 0.84 WZ 1.17 PT 1.00* ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 GC 0.96 HN 0.99 ! LA 0.90 NL 0.91 OV 1.03 SC 0.92 ! WF 0.94 GG 1.00* HH 0.92 KK 1.00* ! KP 0.98 MA 1.83 MC 1.37 MK 1.00* ! NY 1.11 TS 1.00* WZ 0.76 PT 0.94 ! ! A total of 75 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.01 GC 1.03 HN 1.02 ! LA 1.04 NL 1.06 OV 1.02 SC 1.00 ! WF 0.70 GG 1.00* HH 1.00* KK 0.97 ! KP 1.01 MA 1.02 MC 1.23 MK 1.03 ! NY 0.97 TS 0.96 WZ 1.15 PT 1.00* ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 GC 0.96 HN 0.99 ! LA 0.95 NL 0.93 OV 0.98 SC 0.99 ! WF 0.92 GG 1.00* HH 0.96 KK 1.00* ! KP 0.98 MA 1.67 MC 3.13 MK 1.00* ! NY 1.17 TS 1.00* WZ 0.73 PT 0.95 ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 0.99 HN 1.04 ! LA 1.04 NL 1.07 OV 1.03 SC 0.99 ! WF 0.76 GG 1.00* HH 1.00* KK 1.00 ! KP 1.00 MA 1.33 MC 1.04 MK 1.04 ! NY 1.01 TS 0.73 WZ 1.15 PT 1.00* ! ! ! Fit before self-cal, rms=0.209853Jy sigma=0.002257 ! Fit after self-cal, rms=0.171440Jy sigma=0.001767 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=3.008 mas, bpa=21.51 degrees ! Estimated noise=351.61 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 (-1.6, -4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156802 Jy ! Component: 100 - total flux cleaned = 0.0211994 Jy ! Total flux subtracted in 100 components = 0.0211994 Jy ! Clean residual min=-0.005500 max=0.014769 Jy/beam ! Clean residual mean=0.000502 rms=0.001887 Jy/beam ! Combined flux in latest and established models = 0.908436 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 48 components and 0.908436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170290Jy sigma=0.001745 ! Fit after self-cal, rms=0.170250Jy sigma=0.001743 ! Inverting map ! Added new window around map position (-6.8, -17.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149769 Jy ! Component: 100 - total flux cleaned = 0.0237504 Jy ! Total flux subtracted in 100 components = 0.0237504 Jy ! Clean residual min=-0.004688 max=0.008987 Jy/beam ! Clean residual mean=0.000304 rms=0.001407 Jy/beam ! Combined flux in latest and established models = 0.932187 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 71 components and 0.932187 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169159Jy sigma=0.001723 ! Fit after self-cal, rms=0.169103Jy sigma=0.001722 ! Inverting map ! Added new window around map position (-12.8, -19.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00808355 Jy ! Component: 100 - total flux cleaned = 0.0106274 Jy ! Total flux subtracted in 100 components = 0.0106274 Jy ! Clean residual min=-0.004452 max=0.006345 Jy/beam ! Clean residual mean=0.000217 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 0.942814 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 90 components and 0.942814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168692Jy sigma=0.001715 ! Fit after self-cal, rms=0.168681Jy sigma=0.001715 ! 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 = 0.00248449 Jy ! Component: 100 - total flux cleaned = 0.00440408 Jy ! Total flux subtracted in 100 components = 0.00440408 Jy ! Clean residual min=-0.004498 max=0.005806 Jy/beam ! Clean residual mean=0.000181 rms=0.001200 Jy/beam ! Combined flux in latest and established models = 0.947218 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.947218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168505Jy sigma=0.001712 ! Fit after self-cal, rms=0.163280Jy sigma=0.001636 ! Inverting map and beam ! Estimated beam: bmin=2.259 mas, bmaj=3.017 mas, bpa=21.22 degrees ! Estimated noise=352.188 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 = 0.00326097 Jy ! Component: 100 - total flux cleaned = 0.00527377 Jy ! Total flux subtracted in 100 components = 0.00527377 Jy ! Clean residual min=-0.003285 max=0.004360 Jy/beam ! Clean residual mean=0.000214 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.952492 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 107 components and 0.952492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163020Jy sigma=0.001631 ! Fit after self-cal, rms=0.163002Jy sigma=0.001631 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0917+449_S ! Writing UV FITS file: 0917+449_S.uvf ! Writing 107 model components to file: 0917+449_S.mod ! wwins: Wrote 4 windows to 0917+449_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.259 x 3.017 at 21.22 degrees (North through East) ! Clean map min=-0.002986 max=0.72305 Jy/beam ! Writing clean map to FITS file: 0917+449_S.fits ! Writing difmap environment to: 0917+449_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0917+449_S] device 0917+449_Suv.ps/vps,1,2 ! Attempting to open device: '0917+449_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0917+449_Sim.ps/vps ! Attempting to open device: '0917+449_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=2.259 mas, bmaj=3.017 mas, bpa=21.22 degrees ! Estimated noise=352.188 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: 2.259 x 3.017 at 21.22 degrees (North through East) ! Clean map min=-0.002986 max=0.72305 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0917+449_S.log closed on Thu Jul 13 10:52:54 2006