! Started logfile: 0955+476_S.log on Wed Aug 20 14:55:33 2008 observe 0955+476_S.edt ! Reading UV FITS file: 0955+476_S.edt ! AN table 1: 43 integrations on 171 of 171 possible baselines. ! AN table 2: 21 integrations on 171 of 171 possible baselines. ! AN table 3: 25 integrations on 171 of 171 possible baselines. ! AN table 4: 16 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.189084 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0955+476 ! ! 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 1615 lines of history. ! ! Reading 13580 visibilities. ![@gonzo7-0.4 0955+476_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 569 telescope corrections were flagged in sub-array 1. ! A total of 307 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! A total of 187 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 572 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! A total of 187 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 569 telescope corrections were flagged in sub-array 1. ! A total of 298 telescope corrections were flagged in sub-array 2. ! A total of 324 telescope corrections were flagged in sub-array 3. ! A total of 187 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 569 telescope corrections were flagged in sub-array 1. ! A total of 300 telescope corrections were flagged in sub-array 2. ! A total of 322 telescope corrections were flagged in sub-array 3. ! A total of 191 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.313975Jy sigma=4.766272 ! Fit after self-cal, rms=0.310774Jy sigma=4.763337 ! 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=2.183 mas, bmaj=2.664 mas, bpa=4.902 degrees ! Estimated noise=0.848756 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 = 0.574116 Jy ! Total flux subtracted in 50 components = 0.574116 Jy ! Clean residual min=-0.020811 max=0.160156 Jy/beam ! Clean residual mean=-0.000086 rms=0.006153 Jy/beam ! Combined flux in latest and established models = 0.574116 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 0.574116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234774Jy sigma=3.140809 ! Fit after self-cal, rms=0.234775Jy sigma=3.140809 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131434 Jy ! Total flux subtracted in 50 components = 0.131434 Jy ! Clean residual min=-0.015890 max=0.049712 Jy/beam ! Clean residual mean=-0.000059 rms=0.003843 Jy/beam ! Combined flux in latest and established models = 0.70555 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.70555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.169567Jy sigma=2.025815 ! Fit after self-cal, rms=0.169539Jy sigma=2.025512 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0524483 Jy ! Total flux subtracted in 50 components = 0.0524483 Jy ! Clean residual min=-0.014861 max=0.023512 Jy/beam ! Clean residual mean=-0.000049 rms=0.003413 Jy/beam ! Combined flux in latest and established models = 0.757998 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 0.757998 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159599Jy sigma=1.878763 ! Fit after self-cal, rms=0.159595Jy sigma=1.878284 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255666 Jy ! Total flux subtracted in 50 components = 0.0255666 Jy ! Clean residual min=-0.015235 max=0.021931 Jy/beam ! Clean residual mean=-0.000044 rms=0.003321 Jy/beam ! Combined flux in latest and established models = 0.783565 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 11 components and 0.783565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157982Jy sigma=1.873893 ! Fit after self-cal, rms=0.157990Jy sigma=1.873684 ! 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=2.528 mas, bmaj=3.094 mas, bpa=5.515 degrees ! Estimated noise=0.538676 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 = -0.00271232 Jy ! Component: 100 - total flux cleaned = -0.00324995 Jy ! Total flux subtracted in 100 components = -0.00324995 Jy ! Clean residual min=-0.013662 max=0.010698 Jy/beam ! Clean residual mean=-0.000669 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 0.780315 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 21 components and 0.780315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157875Jy sigma=1.867309 ! Fit after self-cal, rms=0.157887Jy sigma=1.867234 ! 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 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 GC 1.00 HH 1.00* ! HN 1.01 KK 1.00* KP 1.04 LA 0.98 ! MA 0.82 MK 1.00 NL 1.01 NY 0.99 ! OV 1.03 PT 1.01 SC 0.90 TS 1.02 ! WF 1.04 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.16 GC 0.98 HH 1.00* ! HN 0.93 KK 1.00* KP 1.00* LA 1.11 ! MA 1.00* MK 1.00* NL 0.95 NY 1.15 ! OV 1.00* PT 1.07 SC 0.77 TS 1.20 ! WF 0.97 WZ 1.20 GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 1.13 GC 0.85 HH 1.00* ! HN 0.94 KK 1.00* KP 0.91 LA 1.13 ! MA 1.60 MK 1.00* NL 0.94 NY 1.12 ! OV 1.01 PT 1.10 SC 0.81 TS 1.00* ! WF 1.05 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 0.99 GC 1.03 HH 1.00* ! HN 0.87 KK 0.77 KP 0.89 LA 1.01 ! MA 1.00* MK 0.74 NL 0.87 NY 1.08 ! OV 0.94 PT 0.94 SC 0.82 TS 0.94 ! WF 1.05 WZ 1.14 GG 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 GC 1.02 HH 1.00* ! HN 1.00 KK 1.00* KP 1.04 LA 1.04 ! MA 1.37 MK 1.01 NL 1.02 NY 1.02 ! OV 1.02 PT 1.02 SC 0.98 TS 1.03 ! WF 1.05 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.06 GC 0.92 HH 1.00* ! HN 1.00 KK 1.00* KP 1.00* LA 1.15 ! MA 0.69 MK 1.00* NL 1.08 NY 1.10 ! OV 1.00* PT 0.93 SC 0.98 TS 1.21 ! WF 1.01 WZ 1.11 GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 1.04 GC 0.83 HH 1.00* ! HN 0.98 KK 1.00* KP 1.02 LA 1.09 ! MA 1.20 MK 1.00* NL 1.09 NY 1.10 ! OV 0.98 PT 0.94 SC 0.98 TS 1.00* ! WF 1.02 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.90 GC 1.02 HH 1.00* ! HN 0.95 KK 0.75 KP 0.96 LA 1.02 ! MA 1.00* MK 0.80 NL 0.98 NY 1.07 ! OV 0.89 PT 0.80 SC 0.98 TS 0.98 ! WF 1.05 WZ 1.08 GG 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 1.04 FD 1.01 GC 1.02 HH 1.00* ! HN 1.01 KK 1.00* KP 1.02 LA 1.02 ! MA 1.07 MK 0.99 NL 1.02 NY 1.05 ! OV 1.03 PT 1.02 SC 0.97 TS 1.07 ! WF 1.09 WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 GC 0.98 HH 1.00* ! HN 1.21 KK 1.00* KP 1.00* LA 0.95 ! MA 1.15 MK 1.00* NL 1.04 NY 1.05 ! OV 1.00* PT 1.00 SC 1.13 TS 1.26 ! WF 1.03 WZ 1.15 GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.01 GC 0.65 HH 1.00* ! HN 1.20 KK 1.00* KP 1.09 LA 0.94 ! MA 1.40 MK 1.00* NL 0.96 NY 1.11 ! OV 1.07 PT 0.97 SC 1.01 TS 1.00* ! WF 1.00 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.87 GC 1.00 HH 1.00* ! HN 1.18 KK 0.79 KP 1.08 LA 0.86 ! MA 1.00* MK 0.80 NL 0.91 NY 1.00 ! OV 0.98 PT 0.86 SC 1.09 TS 0.99 ! WF 1.04 WZ 1.06 GG 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 1.05 FD 1.01 GC 1.03 HH 1.00* ! HN 0.99 KK 1.00* KP 1.03 LA 1.05 ! MA 0.94 MK 1.01 NL 1.01 NY 1.04 ! OV 1.05 PT 1.06 SC 0.99 TS 1.06 ! WF 1.03 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.88 GC 1.00 HH 1.00* ! HN 1.16 KK 1.00* KP 1.00* LA 0.82 ! MA 1.19 MK 1.00* NL 1.04 NY 1.13 ! OV 1.00* PT 0.93 SC 1.08 TS 1.24 ! WF 1.00 WZ 1.13 GG 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.89 GC 0.66 HH 1.00* ! HN 1.16 KK 1.00* KP 1.10 LA 0.79 ! MA 1.08 MK 1.00* NL 0.99 NY 1.04 ! OV 0.97 PT 1.03 SC 1.03 TS 1.00* ! WF 1.06 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.81 GC 1.02 HH 1.00* ! HN 1.16 KK 0.82 KP 1.08 LA 0.74 ! MA 1.00* MK 0.71 NL 0.91 NY 1.03 ! OV 0.91 PT 0.87 SC 1.10 TS 0.98 ! WF 1.08 WZ 1.07 GG 1.00* ! ! ! Fit before self-cal, rms=0.157887Jy sigma=1.867234 ! Fit after self-cal, rms=0.117833Jy sigma=1.221295 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.558 mas, bmaj=3.072 mas, bpa=5.124 degrees ! Estimated noise=0.540708 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 = -0.00396637 Jy ! Component: 100 - total flux cleaned = -0.00416776 Jy ! Total flux subtracted in 100 components = -0.00416776 Jy ! Clean residual min=-0.003517 max=0.004487 Jy/beam ! Clean residual mean=-0.000154 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.776147 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 26 components and 0.776147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117322Jy sigma=1.214027 ! Fit after self-cal, rms=0.117329Jy sigma=1.213754 ! 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 (5.2, -4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00328135 Jy ! Component: 100 - total flux cleaned = 0.00395238 Jy ! Total flux subtracted in 100 components = 0.00395238 Jy ! Clean residual min=-0.003432 max=0.003030 Jy/beam ! Clean residual mean=-0.000191 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.780099 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 33 components and 0.780099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117089Jy sigma=1.210255 ! Fit after self-cal, rms=0.116471Jy sigma=1.186862 ! Inverting map and beam ! Estimated beam: bmin=2.563 mas, bmaj=3.072 mas, bpa=4.722 degrees ! Estimated noise=0.540291 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 = -0.00150845 Jy ! Component: 100 - total flux cleaned = -0.000878932 Jy ! Total flux subtracted in 100 components = -0.000878932 Jy ! Clean residual min=-0.003141 max=0.002798 Jy/beam ! Clean residual mean=-0.000209 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.77922 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.77922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116243Jy sigma=1.184251 ! Fit after self-cal, rms=0.116250Jy sigma=1.184142 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0955+476_S ! Writing UV FITS file: 0955+476_S.uvf ! Writing 36 model components to file: 0955+476_S.mod ! wwins: Wrote 2 windows to 0955+476_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.563 x 3.072 at 4.722 degrees (North through East) ! Clean map min=-0.0029812 max=0.72773 Jy/beam ! Writing clean map to FITS file: 0955+476_S.fits ! Writing difmap environment to: 0955+476_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0955+476_S] device 0955+476_Suv.ps/vps,1,2 ! Attempting to open device: '0955+476_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0955+476_Sim.ps/vps ! Attempting to open device: '0955+476_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=2.563 mas, bmaj=3.072 mas, bpa=4.722 degrees ! Estimated noise=0.540291 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.563 x 3.072 at 4.722 degrees (North through East) ! Clean map min=-0.0029812 max=0.72773 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0955+476_S.log closed on Wed Aug 20 14:55:42 2008