! Started logfile: 0426-380_S.log on Wed Jun 25 11:12:45 2008 observe 0426-380_S.edt2 ! Reading UV FITS file: 0426-380_S.edt2 ! AN table 1: 14 integrations on 190 of 190 possible baselines. ! AN table 2: 62 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0430055 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0426-380 ! ! 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 1905 lines of history. ! ! Reading 2484 visibilities. ![@gonzo6-0.4-pw 0426-380_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 268 telescope corrections were flagged in sub-array 1. ! A total of 1155 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 268 telescope corrections were flagged in sub-array 1. ! A total of 1146 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 268 telescope corrections were flagged in sub-array 1. ! A total of 1146 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 268 telescope corrections were flagged in sub-array 1. ! A total of 1146 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.441380Jy sigma=7.055072 ! Fit after self-cal, rms=0.428395Jy sigma=7.157699 ! 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 peakw win_mult ! Inverting map and beam ! Estimated beam: bmin=2.712 mas, bmaj=19.87 mas, bpa=-2.964 degrees ! Estimated noise=2.22615 mJy/beam. ! Added new window around map position (0, 0). 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.445518 Jy ! Total flux subtracted in 50 components = 0.445518 Jy ! Clean residual min=-0.041035 max=0.124247 Jy/beam ! Clean residual mean=-0.000011 rms=0.014704 Jy/beam ! Combined flux in latest and established models = 0.445518 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 0.445518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.257504Jy sigma=3.085086 ! Fit after self-cal, rms=0.257506Jy sigma=3.085085 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102407 Jy ! Total flux subtracted in 50 components = 0.102407 Jy ! Clean residual min=-0.036530 max=0.039941 Jy/beam ! Clean residual mean=-0.000052 rms=0.011316 Jy/beam ! Combined flux in latest and established models = 0.547925 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 10 components and 0.547925 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204848Jy sigma=2.161181 ! Fit after self-cal, rms=0.204829Jy sigma=2.161127 ! 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=3.119 mas, bmaj=20.49 mas, bpa=-3.108 degrees ! Estimated noise=1.848 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 = 0.0699407 Jy ! Component: 100 - total flux cleaned = 0.100848 Jy ! Total flux subtracted in 100 components = 0.100848 Jy ! Clean residual min=-0.020802 max=0.019246 Jy/beam ! Clean residual mean=-0.000206 rms=0.005960 Jy/beam ! Combined flux in latest and established models = 0.648773 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 25 components and 0.648773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182777Jy sigma=1.819182 ! Fit after self-cal, rms=0.182671Jy sigma=1.818028 ! 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 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 GC 1.00* HH 1.00* ! HN 1.00* KK 0.73 KP 0.87 LA 1.04 ! MA 1.00* MC 1.00* MK 0.96 NL 0.79 ! NY 1.00* ON 1.00* OV 0.91 PT 1.01 ! SC 0.94 TS 1.00* WF 0.88 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 GC 1.00* HH 1.00* ! HN 1.00* KK 0.73 KP 0.95 LA 1.07 ! MA 1.00* MC 1.00* MK 1.10 NL 0.92 ! NY 1.00* ON 1.00* OV 0.92 PT 1.02 ! SC 1.02 TS 1.00* WF 1.19 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.07 GC 1.00* HH 1.00* ! HN 1.00* KK 1.00 KP 0.69 LA 1.05 ! MA 1.00* MC 1.00* MK 1.03 NL 1.01 ! NY 1.00* ON 1.00* OV 0.86 PT 1.10 ! SC 1.04 TS 1.00* WF 1.35 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! NY 0.00* ON 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 0.85 KP 1.05 LA 1.04 ! MA 1.00* MC 1.00* MK 1.01 NL 1.14 ! NY 1.00* ON 1.00* OV 1.07 PT 1.00 ! SC 1.04 TS 1.00* WF 0.89 WZ 1.00* ! ! ! Fit before self-cal, rms=0.182671Jy sigma=1.818028 ! Fit after self-cal, rms=0.144823Jy sigma=1.337464 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.189 mas, bmaj=22.56 mas, bpa=-4.23 degrees ! Estimated noise=1.8477 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 = 0.00265215 Jy ! Component: 100 - total flux cleaned = 0.00263672 Jy ! Total flux subtracted in 100 components = 0.00263672 Jy ! Clean residual min=-0.009950 max=0.013258 Jy/beam ! Clean residual mean=-0.000238 rms=0.003213 Jy/beam ! Combined flux in latest and established models = 0.651409 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 52 components and 0.651409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143425Jy sigma=1.340718 ! Fit after self-cal, rms=0.143455Jy sigma=1.340019 ! 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 (9.6, -5.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115964 Jy ! Component: 100 - total flux cleaned = 0.0159256 Jy ! Total flux subtracted in 100 components = 0.0159256 Jy ! Clean residual min=-0.009774 max=0.010003 Jy/beam ! Clean residual mean=-0.000245 rms=0.002661 Jy/beam ! Combined flux in latest and established models = 0.667335 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.667335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142613Jy sigma=1.333595 ! Fit after self-cal, rms=0.139512Jy sigma=1.269734 ! Inverting map and beam ! Estimated beam: bmin=3.171 mas, bmaj=22.52 mas, bpa=-4.232 degrees ! Estimated noise=1.82115 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 = -0.0017921 Jy ! Component: 100 - total flux cleaned = -0.000113458 Jy ! Total flux subtracted in 100 components = -0.000113458 Jy ! Clean residual min=-0.008598 max=0.008826 Jy/beam ! Clean residual mean=-0.000190 rms=0.002281 Jy/beam ! Combined flux in latest and established models = 0.667221 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 94 components and 0.667221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138174Jy sigma=1.270948 ! Fit after self-cal, rms=0.138091Jy sigma=1.270068 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0426-380_S ! Writing UV FITS file: 0426-380_S.uvf ! Writing 94 model components to file: 0426-380_S.mod ! wwins: Wrote 2 windows to 0426-380_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.171 x 22.52 at -4.232 degrees (North through East) ! Clean map min=-0.0084029 max=0.58462 Jy/beam ! Writing clean map to FITS file: 0426-380_S.fits ! Writing difmap environment to: 0426-380_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0426-380_S] device 0426-380_Suv.ps/vps,1,2 ! Attempting to open device: '0426-380_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0426-380_Sim.ps/vps ! Attempting to open device: '0426-380_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=3.171 mas, bmaj=22.52 mas, bpa=-4.232 degrees ! Estimated noise=1.82115 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.171 x 22.52 at -4.232 degrees (North through East) ! Clean map min=-0.0084029 max=0.58462 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4-pw] quit ! Quitting program ! Log file 0426-380_S.log closed on Wed Jun 25 11:12:50 2008