! Started logfile: NGC6454_X.log on Tue Dec 12 20:42:56 2006 observe NGC6454_X.edt ! Reading UV FITS file: NGC6454_X.edt ! AN table 1: 216 integrations on 153 of 153 possible baselines. ! AN table 2: 43 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.228052 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: NGC6454 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1304 lines of history. ! ! Reading 36148 visibilities. ![@gonzo8-0.1 NGC6454_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 8.0 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 0.100x0.100 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 2167 telescope corrections were flagged in sub-array 1. ! A total of 507 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2161 telescope corrections were flagged in sub-array 1. ! A total of 508 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2119 telescope corrections were flagged in sub-array 1. ! A total of 511 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2194 telescope corrections were flagged in sub-array 1. ! A total of 507 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.827318Jy sigma=0.012768 ! Fit after self-cal, rms=0.826506Jy sigma=0.012782 ! 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=0.4767 mas, bmaj=0.7398 mas, bpa=52.78 degrees ! Estimated noise=644.102 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 = 0.120371 Jy ! Total flux subtracted in 50 components = 0.120371 Jy ! Clean residual min=-0.008407 max=0.033597 Jy/beam ! Clean residual mean=-0.000061 rms=0.002108 Jy/beam ! Combined flux in latest and established models = 0.120371 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 0.120371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106741Jy sigma=0.001677 ! Fit after self-cal, rms=0.106741Jy sigma=0.001677 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0365084 Jy ! Total flux subtracted in 50 components = 0.0365084 Jy ! Clean residual min=-0.005747 max=0.018725 Jy/beam ! Clean residual mean=-0.000045 rms=0.001507 Jy/beam ! Combined flux in latest and established models = 0.156879 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 0.156879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090283Jy sigma=0.001381 ! Fit after self-cal, rms=0.090206Jy sigma=0.001380 ! Inverting map ! Added new window around map position (-0.8, -0.4). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0214051 Jy ! Total flux subtracted in 50 components = 0.0214051 Jy ! Clean residual min=-0.004996 max=0.012250 Jy/beam ! Clean residual mean=-0.000035 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 0.178285 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 12 components and 0.178285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083257Jy sigma=0.001249 ! Fit after self-cal, rms=0.083171Jy sigma=0.001248 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141283 Jy ! Total flux subtracted in 50 components = 0.0141283 Jy ! Clean residual min=-0.004878 max=0.009195 Jy/beam ! Clean residual mean=-0.000029 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 0.192413 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 22 components and 0.192413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079826Jy sigma=0.001183 ! Fit after self-cal, rms=0.079770Jy sigma=0.001182 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104031 Jy ! Total flux subtracted in 50 components = 0.0104031 Jy ! Clean residual min=-0.004686 max=0.006802 Jy/beam ! Clean residual mean=-0.000024 rms=0.000989 Jy/beam ! Combined flux in latest and established models = 0.202816 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 25 components and 0.202816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077883Jy sigma=0.001144 ! Fit after self-cal, rms=0.077857Jy sigma=0.001144 ! 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=0.7076 mas, bmaj=0.94 mas, bpa=57.94 degrees ! Estimated noise=275.752 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 = 0.0155532 Jy ! Component: 100 - total flux cleaned = 0.0234777 Jy ! Total flux subtracted in 100 components = 0.0234777 Jy ! Clean residual min=-0.002897 max=0.007256 Jy/beam ! Clean residual mean=-0.000058 rms=0.000908 Jy/beam ! Combined flux in latest and established models = 0.226294 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 45 components and 0.226294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075467Jy sigma=0.001094 ! Fit after self-cal, rms=0.075420Jy sigma=0.001093 ! Inverting map ! Added new window around map position (-3.2, -1.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072657 Jy ! Component: 100 - total flux cleaned = 0.0114847 Jy ! Total flux subtracted in 100 components = 0.0114847 Jy ! Clean residual min=-0.002249 max=0.004037 Jy/beam ! Clean residual mean=-0.000034 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.237778 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 62 components and 0.237778 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074875Jy sigma=0.001081 ! Fit after self-cal, rms=0.074827Jy sigma=0.001080 ! 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 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 0.90 HH 1.00* HN 1.01 ! LA 0.96 MC 1.19 MK 1.03 NY 0.92 ! ON 1.00* OV 0.97 PT 0.96 SC 1.00* ! TS 1.00* WF 0.93 BR 1.03 KK 0.95 ! KP 0.97 WZ 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 GC 1.00* HH 1.00* HN 0.98 ! LA 1.00* MC 1.00* MK 1.00* NY 0.94 ! ON 1.00* OV 0.97 PT 0.98 SC 1.00* ! TS 1.00* WF 1.00* BR 1.03 KK 1.00* ! KP 0.98 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.04 HH 1.00* HN 1.00 ! LA 0.97 MC 1.23 MK 1.04 NY 0.96 ! ON 1.00* OV 0.98 PT 1.00 SC 1.00* ! TS 1.00* WF 1.01 BR 1.03 KK 0.97 ! KP 0.96 WZ 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.97 GC 1.00* HH 1.00* HN 0.99 ! LA 1.00* MC 1.00* MK 1.00* NY 0.92 ! ON 1.00* OV 0.97 PT 1.03 SC 1.00* ! TS 1.00* WF 1.00* BR 1.02 KK 1.00* ! KP 0.93 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 GC 1.02 HH 1.00* HN 1.03 ! LA 0.98 MC 1.19 MK 1.06 NY 0.96 ! ON 1.00* OV 1.01 PT 1.03 SC 1.00* ! TS 1.00* WF 1.04 BR 1.05 KK 0.96 ! KP 0.94 WZ 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.99 GC 1.00* HH 1.00* HN 0.97 ! LA 1.00* MC 1.00* MK 1.00* NY 0.91 ! ON 1.00* OV 1.02 PT 1.04 SC 1.00* ! TS 1.00* WF 1.00* BR 1.02 KK 1.00* ! KP 0.93 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 GC 1.08 HH 1.00* HN 1.03 ! LA 0.97 MC 1.18 MK 1.05 NY 0.98 ! ON 1.00* OV 1.01 PT 1.03 SC 1.00* ! TS 1.00* WF 0.99 BR 1.00 KK 0.97 ! KP 0.95 WZ 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.98 GC 1.00* HH 1.00* HN 0.99 ! LA 1.00* MC 1.00* MK 1.00* NY 0.86 ! ON 1.00* OV 1.00 PT 1.00 SC 1.00* ! TS 1.00* WF 1.00* BR 1.00 KK 1.00* ! KP 0.99 WZ 1.00* ! ! ! Fit before self-cal, rms=0.074827Jy sigma=0.001080 ! Fit after self-cal, rms=0.073414Jy sigma=0.001070 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7219 mas, bmaj=0.9455 mas, bpa=59.64 degrees ! Estimated noise=274.685 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 = 0.00240727 Jy ! Component: 100 - total flux cleaned = 0.00355178 Jy ! Total flux subtracted in 100 components = 0.00355178 Jy ! Clean residual min=-0.001770 max=0.001915 Jy/beam ! Clean residual mean=-0.000008 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.24133 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.24133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073343Jy sigma=0.001069 ! Fit after self-cal, rms=0.073335Jy sigma=0.001069 ! 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 = 0.000665652 Jy ! Component: 100 - total flux cleaned = 0.000704566 Jy ! Total flux subtracted in 100 components = 0.000704566 Jy ! Clean residual min=-0.001697 max=0.001908 Jy/beam ! Clean residual mean=-0.000007 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.242035 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.242035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073312Jy sigma=0.001068 ! Fit after self-cal, rms=0.072860Jy sigma=0.001053 ! Inverting map and beam ! Estimated beam: bmin=0.7222 mas, bmaj=0.9461 mas, bpa=59.34 degrees ! Estimated noise=275.594 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 = 0.000724432 Jy ! Component: 100 - total flux cleaned = 0.000988063 Jy ! Total flux subtracted in 100 components = 0.000988063 Jy ! Clean residual min=-0.001408 max=0.001614 Jy/beam ! Clean residual mean=-0.000010 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.243023 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 91 components and 0.243023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072844Jy sigma=0.001052 ! Fit after self-cal, rms=0.072844Jy sigma=0.001052 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save NGC6454_X ! Writing UV FITS file: NGC6454_X.uvf ! Writing 91 model components to file: NGC6454_X.mod ! wwins: Wrote 3 windows to NGC6454_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7222 x 0.9461 at 59.34 degrees (North through East) ! Clean map min=-0.0013481 max=0.17052 Jy/beam ! Writing clean map to FITS file: NGC6454_X.fits ! Writing difmap environment to: NGC6454_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot NGC6454_X] device NGC6454_Xuv.ps/vps,1,2 ! Attempting to open device: 'NGC6454_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device NGC6454_Xim.ps/vps ! Attempting to open device: 'NGC6454_Xim.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=0.7222 mas, bmaj=0.9461 mas, bpa=59.34 degrees ! Estimated noise=275.594 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7222 x 0.9461 at 59.34 degrees (North through East) ! Clean map min=-0.0013481 max=0.17052 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file NGC6454_X.log closed on Tue Dec 12 20:43:32 2006