! Started logfile: 2312-319_X.log on Mon Apr 20 00:31:45 2009 observe 2312-319_X.edt2 ! Reading UV FITS file: 2312-319_X.edt2 ! AN table 1: 150 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0464211 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 2312-319 ! ! 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 1499 lines of history. ! ! Reading 5292 visibilities. ![@gonzo7-0.1 2312-319_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 = 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 0.100x0.100 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 2639 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2641 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2642 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2633 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.739563Jy sigma=7.356190 ! Fit after self-cal, rms=0.727316Jy sigma=7.199514 ! 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=0.6154 mas, bmaj=1.151 mas, bpa=4.477 degrees ! Estimated noise=2.38801 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 = 0.22834 Jy ! Total flux subtracted in 50 components = 0.22834 Jy ! Clean residual min=-0.034890 max=0.063684 Jy/beam ! Clean residual mean=0.000356 rms=0.008357 Jy/beam ! Combined flux in latest and established models = 0.22834 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 0.22834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.242196Jy sigma=1.918153 ! Fit after self-cal, rms=0.242184Jy sigma=1.918151 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0569894 Jy ! Total flux subtracted in 50 components = 0.0569894 Jy ! Clean residual min=-0.028153 max=0.044641 Jy/beam ! Clean residual mean=0.000282 rms=0.007165 Jy/beam ! Combined flux in latest and established models = 0.285329 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 0.285329 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.229691Jy sigma=1.648291 ! Fit after self-cal, rms=0.229662Jy sigma=1.648195 ! 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=0.8047 mas, bmaj=1.111 mas, bpa=3.215 degrees ! Estimated noise=1.52874 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 = 0.045031 Jy ! Component: 100 - total flux cleaned = 0.0643058 Jy ! Total flux subtracted in 100 components = 0.0643058 Jy ! Clean residual min=-0.018254 max=0.036513 Jy/beam ! Clean residual mean=0.001014 rms=0.006493 Jy/beam ! Combined flux in latest and established models = 0.349635 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 14 components and 0.349635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226048Jy sigma=1.496393 ! Fit after self-cal, rms=0.226000Jy sigma=1.496124 ! 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 144 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* GC 1.00* HH 0.85 ! HN 1.08 KK 0.79 KP 0.95 LA 1.10 ! MA 0.76 MC 0.99 MK 0.88 NL 1.71 ! NY 1.00* ON 1.00* OV 0.97 PT 0.96 ! SC 0.99 TS 1.00* WF 1.24 WZ 0.92 ! ! ! Correcting IF 2. ! A total of 129 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GC 1.00* HH 1.12 ! HN 1.17 KK 0.81 KP 0.89 LA 1.00 ! MA 0.82 MC 0.96 MK 0.87 NL 1.71 ! NY 1.00* ON 1.00* OV 0.97 PT 0.98 ! SC 1.95 TS 1.00* WF 1.06 WZ 0.91 ! ! ! Correcting IF 3. ! A total of 123 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* GC 1.00* HH 1.27 ! HN 1.18 KK 0.76 KP 0.96 LA 0.98 ! MA 0.92 MC 0.84 MK 0.89 NL 1.95 ! NY 1.00* ON 1.00* OV 0.93 PT 0.93 ! SC 0.92 TS 1.00* WF 1.14 WZ 0.72 ! ! ! Correcting IF 4. ! A total of 135 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* GC 1.00* HH 1.40 ! HN 1.18 KK 0.78 KP 0.86 LA 1.03 ! MA 0.78 MC 0.92 MK 0.96 NL 1.62 ! NY 1.00* ON 1.00* OV 0.95 PT 0.93 ! SC 0.96 TS 1.00* WF 0.96 WZ 0.81 ! ! ! Fit before self-cal, rms=0.226000Jy sigma=1.496124 ! Fit after self-cal, rms=0.265879Jy sigma=1.310172 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7499 mas, bmaj=1.537 mas, bpa=-6.236 degrees ! Estimated noise=1.65115 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 (1.9, -11.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0169058 Jy ! Component: 100 - total flux cleaned = 0.0161832 Jy ! Total flux subtracted in 100 components = 0.0161832 Jy ! Clean residual min=-0.011768 max=0.019875 Jy/beam ! Clean residual mean=0.001611 rms=0.003281 Jy/beam ! Combined flux in latest and established models = 0.365818 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 34 components and 0.365818 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.264256Jy sigma=1.286061 ! Fit after self-cal, rms=0.264783Jy sigma=1.281221 ! 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 (-4.5, 25.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016229 Jy ! Component: 100 - total flux cleaned = 0.0188511 Jy ! Total flux subtracted in 100 components = 0.0188511 Jy ! Clean residual min=-0.010395 max=0.012996 Jy/beam ! Clean residual mean=0.001589 rms=0.003007 Jy/beam ! Combined flux in latest and established models = 0.384669 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 44 components and 0.384669 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263163Jy sigma=1.268028 ! Fit after self-cal, rms=0.402057Jy sigma=1.146466 ! Inverting map and beam ! Estimated beam: bmin=0.7424 mas, bmaj=1.529 mas, bpa=-6.299 degrees ! Estimated noise=1.66121 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 = 0.00233559 Jy ! Component: 100 - total flux cleaned = 0.00183873 Jy ! Total flux subtracted in 100 components = 0.00183873 Jy ! Clean residual min=-0.008195 max=0.008388 Jy/beam ! Clean residual mean=0.000790 rms=0.002004 Jy/beam ! Combined flux in latest and established models = 0.386508 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 59 components and 0.386508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.401903Jy sigma=1.145275 ! Fit after self-cal, rms=0.402506Jy sigma=1.144546 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 2312-319_X ! Writing UV FITS file: 2312-319_X.uvf ! Writing 59 model components to file: 2312-319_X.mod ! wwins: Wrote 3 windows to 2312-319_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7424 x 1.529 at -6.299 degrees (North through East) ! Clean map min=-0.0081477 max=0.28486 Jy/beam ! Writing clean map to FITS file: 2312-319_X.fits ! Writing difmap environment to: 2312-319_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 2312-319_X] device 2312-319_Xuv.ps/vps,1,2 ! Attempting to open device: '2312-319_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 2312-319_Xim.ps/vps ! Attempting to open device: '2312-319_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=0.7424 mas, bmaj=1.529 mas, bpa=-6.299 degrees ! Estimated noise=1.66121 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7424 x 1.529 at -6.299 degrees (North through East) ! Clean map min=-0.0081477 max=0.28486 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 2312-319_X.log closed on Mon Apr 20 00:31:52 2009