! Started logfile: 0556+238_S.log on Mon Aug 18 15:57:26 2008 observe 0556+238_S.edt ! Reading UV FITS file: 0556+238_S.edt ! AN table 1: 163 integrations on 171 of 171 possible baselines. ! AN table 2: 68 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.123718 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0556+238 ! ! 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 19548 visibilities. ![@gonzo6-0.4 0556+238_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 2198 telescope corrections were flagged in sub-array 1. ! A total of 1084 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2169 telescope corrections were flagged in sub-array 1. ! A total of 1083 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2108 telescope corrections were flagged in sub-array 1. ! A total of 1082 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2113 telescope corrections were flagged in sub-array 1. ! A total of 1085 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.806138Jy sigma=10.990659 ! Fit after self-cal, rms=0.804751Jy sigma=11.002765 ! 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=1.906 mas, bmaj=3.897 mas, bpa=-9.309 degrees ! Estimated noise=0.836115 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 = 0.157243 Jy ! Total flux subtracted in 50 components = 0.157243 Jy ! Clean residual min=-0.009587 max=0.043874 Jy/beam ! Clean residual mean=0.000077 rms=0.002890 Jy/beam ! Combined flux in latest and established models = 0.157243 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 0.157243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151454Jy sigma=1.632617 ! Fit after self-cal, rms=0.151453Jy sigma=1.632613 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408645 Jy ! Total flux subtracted in 50 components = 0.0408645 Jy ! Clean residual min=-0.008101 max=0.018056 Jy/beam ! Clean residual mean=0.000045 rms=0.002112 Jy/beam ! Combined flux in latest and established models = 0.198108 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 8 components and 0.198108 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141727Jy sigma=1.424594 ! Fit after self-cal, rms=0.141710Jy sigma=1.424478 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0202326 Jy ! Total flux subtracted in 50 components = 0.0202326 Jy ! Clean residual min=-0.007320 max=0.010652 Jy/beam ! Clean residual mean=0.000029 rms=0.001880 Jy/beam ! Combined flux in latest and established models = 0.21834 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 20 components and 0.21834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139172Jy sigma=1.368046 ! Fit after self-cal, rms=0.139154Jy sigma=1.367904 ! 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=2.249 mas, bmaj=4.577 mas, bpa=-9.714 degrees ! Estimated noise=0.466027 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 = 0.0174129 Jy ! Component: 100 - total flux cleaned = 0.0276711 Jy ! Total flux subtracted in 100 components = 0.0276711 Jy ! Clean residual min=-0.005614 max=0.007741 Jy/beam ! Clean residual mean=0.000428 rms=0.001429 Jy/beam ! Combined flux in latest and established models = 0.246011 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 43 components and 0.246011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.137310Jy sigma=1.330914 ! Fit after self-cal, rms=0.137268Jy sigma=1.330676 ! 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 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.08 GC 1.01 HH 1.00* ! HN 0.91 KK 0.80 KP 0.88 LA 1.08 ! MA 1.58 MK 1.00* NL 0.95 NY 1.09 ! OV 1.03 PT 1.01 SC 0.76 TS 1.00* ! WF 0.89 WZ 1.18 GG 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.53 HH 1.00* ! HN 1.00* KK 0.83 KP 1.00* LA 1.00* ! MA 0.97 MK 1.00* NL 1.00* NY 1.11 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00 GG 1.00* ! ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 GC 0.87 HH 1.00* ! HN 1.00 KK 0.72 KP 0.97 LA 1.04 ! MA 1.23 MK 1.00* NL 1.07 NY 1.04 ! OV 0.97 PT 0.90 SC 0.99 TS 1.00* ! WF 0.86 WZ 1.04 GG 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.21 HH 1.00* ! HN 1.00* KK 0.90 KP 1.00* LA 1.00* ! MA 0.68 MK 1.00* NL 1.00* NY 1.17 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.25 GG 1.00* ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 GC 0.99 HH 1.00* ! HN 1.22 KK 0.80 KP 1.07 LA 0.89 ! MA 0.96 MK 1.00* NL 1.01 NY 1.08 ! OV 1.02 PT 0.93 SC 1.07 TS 1.00* ! WF 0.87 WZ 1.07 GG 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.22 HH 1.00* ! HN 1.00* KK 0.96 KP 1.00* LA 1.00* ! MA 0.94 MK 1.00* NL 1.00* NY 0.98 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.08 GG 1.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.85 GC 1.00 HH 1.00* ! HN 1.13 KK 0.82 KP 1.11 LA 0.76 ! MA 1.14 MK 1.00* NL 0.99 NY 1.07 ! OV 0.95 PT 0.90 SC 1.01 TS 1.00* ! WF 0.92 WZ 1.03 GG 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 0.92 HH 1.00* ! HN 1.00* KK 0.95 KP 1.00* LA 1.00* ! MA 1.26 MK 1.00* NL 1.00* NY 1.38 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.91 GG 1.00* ! ! ! Fit before self-cal, rms=0.137268Jy sigma=1.330676 ! Fit after self-cal, rms=0.132549Jy sigma=1.252262 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.299 mas, bmaj=4.591 mas, bpa=-9.386 degrees ! Estimated noise=0.456266 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 (-3.2, 4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318472 Jy ! Component: 100 - total flux cleaned = 0.00416401 Jy ! Total flux subtracted in 100 components = 0.00416401 Jy ! Clean residual min=-0.002623 max=0.003696 Jy/beam ! Clean residual mean=0.000252 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.250175 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 54 components and 0.250175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132389Jy sigma=1.249327 ! Fit after self-cal, rms=0.132402Jy sigma=1.248849 ! 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 (-15.6, 15.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362235 Jy ! Component: 100 - total flux cleaned = 0.0052788 Jy ! Total flux subtracted in 100 components = 0.0052788 Jy ! Clean residual min=-0.002533 max=0.003367 Jy/beam ! Clean residual mean=0.000207 rms=0.000741 Jy/beam ! Combined flux in latest and established models = 0.255454 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 72 components and 0.255454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132288Jy sigma=1.246593 ! Fit after self-cal, rms=0.139708Jy sigma=1.187155 ! Inverting map and beam ! Estimated beam: bmin=2.302 mas, bmaj=4.597 mas, bpa=-8.998 degrees ! Estimated noise=0.456764 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 (-7.6, 7.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245783 Jy ! Component: 100 - total flux cleaned = 0.00346924 Jy ! Total flux subtracted in 100 components = 0.00346924 Jy ! Clean residual min=-0.002181 max=0.002490 Jy/beam ! Clean residual mean=0.000093 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.258923 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 83 components and 0.258923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139625Jy sigma=1.185789 ! Fit after self-cal, rms=0.139639Jy sigma=1.185553 ! Inverting map ! Added new window around map position (-31.6, 3.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201633 Jy ! Component: 100 - total flux cleaned = 0.00278038 Jy ! Total flux subtracted in 100 components = 0.00278038 Jy ! Clean residual min=-0.002167 max=0.002284 Jy/beam ! Clean residual mean=0.000067 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.261704 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 91 components and 0.261704 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139578Jy sigma=1.184917 ! Fit after self-cal, rms=0.139587Jy sigma=1.184854 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0556+238_S ! Writing UV FITS file: 0556+238_S.uvf ! Writing 91 model components to file: 0556+238_S.mod ! wwins: Wrote 5 windows to 0556+238_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.302 x 4.597 at -8.998 degrees (North through East) ! Clean map min=-0.0020873 max=0.20405 Jy/beam ! Writing clean map to FITS file: 0556+238_S.fits ! Writing difmap environment to: 0556+238_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0556+238_S] device 0556+238_Suv.ps/vps,1,2 ! Attempting to open device: '0556+238_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0556+238_Sim.ps/vps ! Attempting to open device: '0556+238_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=2.302 mas, bmaj=4.597 mas, bpa=-8.998 degrees ! Estimated noise=0.456764 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.302 x 4.597 at -8.998 degrees (North through East) ! Clean map min=-0.0020873 max=0.20405 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file 0556+238_S.log closed on Mon Aug 18 15:57:37 2008