! Started logfile: 1749+096_S.log on Thu Mar 19 21:58:44 2009 observe 1749+096_S.edt2 ! Reading UV FITS file: 1749+096_S.edt2 ! AN table 1: 62 integrations on 190 of 190 possible baselines. ! AN table 2: 140 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.182282 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1749+096 ! ! 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 1477 lines of history. ! ! Reading 27984 visibilities. ![@gonzo8-0.4 1749+096_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 = 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 0.400x0.400 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 1049 telescope corrections were flagged in sub-array 1. ! A total of 2330 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1015 telescope corrections were flagged in sub-array 1. ! A total of 2334 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1050 telescope corrections were flagged in sub-array 1. ! A total of 2359 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1053 telescope corrections were flagged in sub-array 1. ! A total of 2363 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.466123Jy sigma=5.211419 ! Fit after self-cal, rms=0.441444Jy sigma=5.209531 ! 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=1.872 mas, bmaj=3.968 mas, bpa=-3.764 degrees ! Estimated noise=1.17321 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 = 0.961019 Jy ! Total flux subtracted in 50 components = 0.961019 Jy ! Clean residual min=-0.039040 max=0.268083 Jy/beam ! Clean residual mean=0.000283 rms=0.012235 Jy/beam ! Combined flux in latest and established models = 0.961019 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 0.961019 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.465815Jy sigma=5.538767 ! Fit after self-cal, rms=0.465813Jy sigma=5.538772 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.241874 Jy ! Total flux subtracted in 50 components = 0.241874 Jy ! Clean residual min=-0.029901 max=0.103917 Jy/beam ! Clean residual mean=0.000174 rms=0.008442 Jy/beam ! Combined flux in latest and established models = 1.20289 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 1.20289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.347001Jy sigma=3.876187 ! Fit after self-cal, rms=0.346705Jy sigma=3.874160 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.115073 Jy ! Total flux subtracted in 50 components = 0.115073 Jy ! Clean residual min=-0.027510 max=0.054801 Jy/beam ! Clean residual mean=0.000122 rms=0.007348 Jy/beam ! Combined flux in latest and established models = 1.31797 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 1.31797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.314864Jy sigma=3.358985 ! Fit after self-cal, rms=0.314548Jy sigma=3.356336 ! 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=2.189 mas, bmaj=5.129 mas, bpa=-6.505 degrees ! Estimated noise=0.832913 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 = 0.0838996 Jy ! Component: 100 - total flux cleaned = 0.126528 Jy ! Total flux subtracted in 100 components = 0.126528 Jy ! Clean residual min=-0.024303 max=0.033222 Jy/beam ! Clean residual mean=0.001560 rms=0.006902 Jy/beam ! Combined flux in latest and established models = 1.44449 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 41 components and 1.44449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300605Jy sigma=3.051824 ! Fit after self-cal, rms=0.300403Jy sigma=3.049781 ! 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 15 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.00 GC 1.01 HH 1.00* ! HN 0.83 KK 1.10 KP 1.08 LA 1.02 ! MA 2.05 MC 1.03 MK 0.99 NL 0.97 ! NY 1.00* ON 0.96 OV 0.99 PT 0.92 ! SC 1.10 TS 1.00* WF 0.98 WZ 1.09 ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 1.02 GC 1.03 HH 1.10 ! HN 0.83 KK 0.89 KP 1.06 LA 1.06 ! MA 1.00* MC 1.07 MK 0.84 NL 1.00 ! NY 1.10 ON 0.99 OV 1.13 PT 0.90 ! SC 1.13 TS 0.87 WF 0.95 WZ 1.00 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.88 GC 1.11 HH 1.00* ! HN 0.97 KK 1.15 KP 1.16 LA 1.02 ! MA 0.86 MC 0.91 MK 1.21 NL 1.02 ! NY 1.00* ON 0.98 OV 0.90 PT 0.98 ! SC 0.92 TS 1.00* WF 1.02 WZ 1.08 ! ! A total of 63 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.85 FD 0.95 GC 1.01 HH 1.14 ! HN 0.90 KK 0.88 KP 1.12 LA 1.08 ! MA 1.00* MC 1.14 MK 0.88 NL 0.99 ! NY 1.07 ON 1.04 OV 0.91 PT 0.97 ! SC 0.90 TS 0.89 WF 0.99 WZ 1.00 ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.87 GC 1.00 HH 1.00* ! HN 1.05 KK 1.06 KP 1.32 LA 1.07 ! MA 1.44 MC 1.31 MK 1.04 NL 1.00 ! NY 1.00* ON 0.91 OV 0.86 PT 0.94 ! SC 1.04 TS 1.00* WF 1.07 WZ 1.04 ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.91 GC 1.01 HH 1.01 ! HN 1.18 KK 0.87 KP 1.15 LA 1.03 ! MA 1.00* MC 1.44 MK 0.92 NL 0.96 ! NY 1.09 ON 1.00 OV 0.92 PT 1.00 ! SC 1.05 TS 0.81 WF 1.01 WZ 0.97 ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.74 GC 1.11 HH 1.00* ! HN 1.11 KK 1.11 KP 1.21 LA 0.92 ! MA 2.06 MC 1.91 MK 1.10 NL 1.05 ! NY 1.00* ON 0.93 OV 0.90 PT 0.97 ! SC 1.04 TS 1.00* WF 0.99 WZ 1.07 ! ! A total of 135 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.85 GC 0.96 HH 0.93 ! HN 1.05 KK 0.85 KP 1.13 LA 0.90 ! MA 1.00* MC 1.60 MK 0.87 NL 1.20 ! NY 1.12 ON 0.98 OV 0.87 PT 0.95 ! SC 0.99 TS 0.90 WF 0.98 WZ 0.91 ! ! ! Fit before self-cal, rms=0.300403Jy sigma=3.049781 ! Fit after self-cal, rms=0.266603Jy sigma=2.015559 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.219 mas, bmaj=5.157 mas, bpa=-6.677 degrees ! Estimated noise=0.843245 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 = 0.00277144 Jy ! Component: 100 - total flux cleaned = 0.00372323 Jy ! Total flux subtracted in 100 components = 0.00372323 Jy ! Clean residual min=-0.018664 max=0.019571 Jy/beam ! Clean residual mean=-0.000131 rms=0.003889 Jy/beam ! Combined flux in latest and established models = 1.44822 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 50 components and 1.44822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266069Jy sigma=2.013536 ! Fit after self-cal, rms=0.265981Jy sigma=2.012974 ! 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 = 0.0007421 Jy ! Component: 100 - total flux cleaned = 0.00121223 Jy ! Total flux subtracted in 100 components = 0.00121223 Jy ! Clean residual min=-0.018609 max=0.019495 Jy/beam ! Clean residual mean=-0.000145 rms=0.003875 Jy/beam ! Combined flux in latest and established models = 1.44943 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 52 components and 1.44943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265694Jy sigma=2.011989 ! Fit after self-cal, rms=0.237106Jy sigma=1.271359 ! Inverting map and beam ! Estimated beam: bmin=2.222 mas, bmaj=5.16 mas, bpa=-6.761 degrees ! Estimated noise=0.842704 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) ! Added new window around map position (2.8, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00988239 Jy ! Component: 100 - total flux cleaned = 0.0111818 Jy ! Total flux subtracted in 100 components = 0.0111818 Jy ! Clean residual min=-0.006782 max=0.007799 Jy/beam ! Clean residual mean=0.000400 rms=0.001501 Jy/beam ! Combined flux in latest and established models = 1.46061 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 68 components and 1.46061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.236410Jy sigma=1.260334 ! Fit after self-cal, rms=0.236288Jy sigma=1.257937 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1749+096_S ! Writing UV FITS file: 1749+096_S.uvf ! Writing 68 model components to file: 1749+096_S.mod ! wwins: Wrote 2 windows to 1749+096_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.222 x 5.16 at -6.761 degrees (North through East) ! Clean map min=-0.0059777 max=1.2683 Jy/beam ! Writing clean map to FITS file: 1749+096_S.fits ! Writing difmap environment to: 1749+096_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1749+096_S] device 1749+096_Suv.ps/vps,1,2 ! Attempting to open device: '1749+096_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1749+096_Sim.ps/vps ! Attempting to open device: '1749+096_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=2.222 mas, bmaj=5.16 mas, bpa=-6.761 degrees ! Estimated noise=0.842704 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.222 x 5.16 at -6.761 degrees (North through East) ! Clean map min=-0.0059777 max=1.2683 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.4] quit ! Quitting program ! Log file 1749+096_S.log closed on Thu Mar 19 21:58:53 2009