! Started logfile: 0458-020_S.log on Fri Jul 13 18:19:35 2007 observe 0458-020_S.edt ! Reading UV FITS file: 0458-020_S.edt ! AN table 1: 22 integrations on 171 of 171 possible baselines. ! AN table 2: 7 integrations on 171 of 171 possible baselines. ! AN table 3: 8 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.140667 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0458-020 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1340 lines of history. ! ! Reading 3560 visibilities. ![@gonzo6-0.4 0458-020_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 = 6.0 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 354 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 346 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 350 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 358 telescope corrections were flagged in sub-array 1. ! A total of 133 telescope corrections were flagged in sub-array 2. ! A total of 152 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.551309Jy sigma=0.009383 ! Fit after self-cal, rms=0.545093Jy sigma=0.009434 ! 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=1.729 mas, bmaj=8.528 mas, bpa=0.3942 degrees ! Estimated noise=3222.18 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 = 0.341888 Jy ! Total flux subtracted in 50 components = 0.341888 Jy ! Clean residual min=-0.046916 max=0.096127 Jy/beam ! Clean residual mean=-0.000203 rms=0.015285 Jy/beam ! Combined flux in latest and established models = 0.341888 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 0.341888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183777Jy sigma=0.003139 ! Fit after self-cal, rms=0.183758Jy sigma=0.003138 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101302 Jy ! Total flux subtracted in 50 components = 0.101302 Jy ! Clean residual min=-0.024870 max=0.045703 Jy/beam ! Clean residual mean=-0.000125 rms=0.009312 Jy/beam ! Combined flux in latest and established models = 0.443189 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 13 components and 0.443189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116993Jy sigma=0.002004 ! Fit after self-cal, rms=0.116845Jy sigma=0.002001 ! 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=1.768 mas, bmaj=11.36 mas, bpa=-0.5525 degrees ! Estimated noise=2075.13 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 = 0.0752646 Jy ! Component: 100 - total flux cleaned = 0.111074 Jy ! Total flux subtracted in 100 components = 0.111074 Jy ! Clean residual min=-0.017836 max=0.027200 Jy/beam ! Clean residual mean=-0.000083 rms=0.005450 Jy/beam ! Combined flux in latest and established models = 0.554263 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.554263 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066037Jy sigma=0.001083 ! Fit after self-cal, rms=0.065723Jy sigma=0.001078 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.94 GC 1.04 GG 1.00* ! HN 1.00* KP 0.98 LA 1.00 MA 1.00* ! MK 1.23 NL 0.99 NY 1.00* ON 1.00* ! OV 0.92 PT 0.97 SC 1.00* TC 1.00* ! TS 1.04 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 GC 1.11 GG 1.00* ! HN 1.00* KP 0.98 LA 0.97 MA 1.00* ! MK 1.22 NL 0.97 NY 1.00* ON 1.00* ! OV 0.95 PT 0.96 SC 1.00* TC 1.00* ! TS 1.02 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 GC 1.15 GG 1.00* ! HN 1.00* KP 0.94 LA 0.95 MA 1.00* ! MK 1.20 NL 0.96 NY 1.00* ON 1.00* ! OV 0.97 PT 0.96 SC 1.00* TC 1.00* ! TS 1.00 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 GC 1.16 GG 1.00* ! HN 1.00* KP 0.98 LA 0.94 MA 1.00* ! MK 1.00* NL 0.97 NY 1.00* ON 1.00* ! OV 0.97 PT 0.93 SC 1.00* TC 1.00* ! TS 1.00 WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* MA 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TC 0.00* ! TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.065723Jy sigma=0.001078 ! Fit after self-cal, rms=0.054682Jy sigma=0.000915 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.813 mas, bmaj=11.56 mas, bpa=-0.4615 degrees ! Estimated noise=2072.26 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 (-8, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155288 Jy ! Component: 100 - total flux cleaned = 0.0178471 Jy ! Total flux subtracted in 100 components = 0.0178471 Jy ! Clean residual min=-0.006676 max=0.011413 Jy/beam ! Clean residual mean=0.000013 rms=0.002297 Jy/beam ! Combined flux in latest and established models = 0.57211 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 58 components and 0.57211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049616Jy sigma=0.000812 ! Fit after self-cal, rms=0.048781Jy sigma=0.000797 ! 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 (2, 36.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00826583 Jy ! Component: 100 - total flux cleaned = 0.00788661 Jy ! Total flux subtracted in 100 components = 0.00788661 Jy ! Clean residual min=-0.006093 max=0.007159 Jy/beam ! Clean residual mean=0.000012 rms=0.001735 Jy/beam ! Combined flux in latest and established models = 0.579996 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 69 components and 0.579996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.046738Jy sigma=0.000763 ! Fit after self-cal, rms=0.044994Jy sigma=0.000736 ! Inverting map and beam ! Estimated beam: bmin=1.805 mas, bmaj=11.61 mas, bpa=-0.4784 degrees ! Estimated noise=2067.73 mJy/beam. ! Added new window around map position (91.6, 35.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0049387 Jy ! Component: 100 - total flux cleaned = 0.00588457 Jy ! Total flux subtracted in 100 components = 0.00588457 Jy ! Clean residual min=-0.005377 max=0.004747 Jy/beam ! Clean residual mean=-0.000001 rms=0.001358 Jy/beam ! Combined flux in latest and established models = 0.585881 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 80 components and 0.585881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.043761Jy sigma=0.000717 ! Fit after self-cal, rms=0.043274Jy sigma=0.000710 ! Inverting map and beam ! Estimated beam: bmin=1.805 mas, bmaj=11.62 mas, bpa=-0.4802 degrees ! Estimated noise=2065.52 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 = 0.00205744 Jy ! Component: 100 - total flux cleaned = 0.00300312 Jy ! Total flux subtracted in 100 components = 0.00300312 Jy ! Clean residual min=-0.005150 max=0.004273 Jy/beam ! Clean residual mean=-0.000000 rms=0.001247 Jy/beam ! Combined flux in latest and established models = 0.588884 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 87 components and 0.588884 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.042746Jy sigma=0.000702 ! Fit after self-cal, rms=0.042621Jy sigma=0.000700 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0458-020_S ! Writing UV FITS file: 0458-020_S.uvf ! Writing 87 model components to file: 0458-020_S.mod ! wwins: Wrote 4 windows to 0458-020_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.805 x 11.62 at -0.4802 degrees (North through East) ! Clean map min=-0.0057578 max=0.45382 Jy/beam ! Writing clean map to FITS file: 0458-020_S.fits ! Writing difmap environment to: 0458-020_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0458-020_S] device 0458-020_Suv.ps/vps,1,2 ! Attempting to open device: '0458-020_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0458-020_Sim.ps/vps ! Attempting to open device: '0458-020_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=1.805 mas, bmaj=11.62 mas, bpa=-0.4802 degrees ! Estimated noise=2065.52 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.805 x 11.62 at -0.4802 degrees (North through East) ! Clean map min=-0.0057578 max=0.45382 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 0458-020_S.log closed on Fri Jul 13 18:19:42 2007