! Started logfile: 0955+476_S.log on Thu Jun 19 13:18:04 2008 observe 0955+476_S.edt ! Reading UV FITS file: 0955+476_S.edt ! AN table 1: 40 integrations on 190 of 190 possible baselines. ! AN table 2: 210 integrations on 190 of 190 possible baselines. ! AN table 3: 58 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.176863 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0955+476 ! ! 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 1901 lines of history. ! ! Reading 41400 visibilities. ![@gonzo7-0.4 0955+476_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 = 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 0.400x0.400 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 426 telescope corrections were flagged in sub-array 1. ! A total of 3028 telescope corrections were flagged in sub-array 2. ! A total of 1078 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 426 telescope corrections were flagged in sub-array 1. ! A total of 3028 telescope corrections were flagged in sub-array 2. ! A total of 1006 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 426 telescope corrections were flagged in sub-array 1. ! A total of 3028 telescope corrections were flagged in sub-array 2. ! A total of 1009 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 426 telescope corrections were flagged in sub-array 1. ! A total of 3028 telescope corrections were flagged in sub-array 2. ! A total of 1031 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.384003Jy sigma=3.897907 ! Fit after self-cal, rms=0.377193Jy sigma=3.881113 ! 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=1.953 mas, bmaj=2.605 mas, bpa=-4.751 degrees ! Estimated noise=0.64302 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 = 0.632916 Jy ! Total flux subtracted in 50 components = 0.632916 Jy ! Clean residual min=-0.026614 max=0.176664 Jy/beam ! Clean residual mean=0.000134 rms=0.006792 Jy/beam ! Combined flux in latest and established models = 0.632916 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 0.632916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.408844Jy sigma=5.014353 ! Fit after self-cal, rms=0.408844Jy sigma=5.014352 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.146289 Jy ! Total flux subtracted in 50 components = 0.146289 Jy ! Clean residual min=-0.024669 max=0.056397 Jy/beam ! Clean residual mean=0.000118 rms=0.004988 Jy/beam ! Combined flux in latest and established models = 0.779205 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 0.779205 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353215Jy sigma=3.621571 ! Fit after self-cal, rms=0.353210Jy sigma=3.621490 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0606029 Jy ! Total flux subtracted in 50 components = 0.0606029 Jy ! Clean residual min=-0.026191 max=0.027504 Jy/beam ! Clean residual mean=0.000111 rms=0.004642 Jy/beam ! Combined flux in latest and established models = 0.839808 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.839808 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.341833Jy sigma=3.330083 ! Fit after self-cal, rms=0.341822Jy sigma=3.329744 ! 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=2.337 mas, bmaj=3.142 mas, bpa=1.14 degrees ! Estimated noise=0.392368 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 = 0.043134 Jy ! Component: 100 - total flux cleaned = 0.0630674 Jy ! Total flux subtracted in 100 components = 0.0630674 Jy ! Clean residual min=-0.025801 max=0.030106 Jy/beam ! Clean residual mean=0.001958 rms=0.005300 Jy/beam ! Combined flux in latest and established models = 0.902875 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 16 components and 0.902875 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.336364Jy sigma=3.159628 ! Fit after self-cal, rms=0.336358Jy sigma=3.159451 ! 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 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.89 GC 0.91 HH 1.00* ! HN 1.05 KK 1.00* KP 0.63 LA 0.83 ! MA 5.42 MC 1.06 MK 1.00* NL 0.74 ! NY 1.30 ON 0.87 OV 0.92 PT 1.07 ! SC 1.19 TS 1.00* WF 0.78 WZ 0.71 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.18 FD 1.08 GC 1.08 HH 1.00* ! HN 0.63 KK 0.86 KP 1.03 LA 1.00 ! MA 2.72 MC 1.03 MK 0.83 NL 0.97 ! NY 0.79 ON 1.00 OV 1.06 PT 1.01 ! SC 0.82 TS 0.98 WF 0.76 WZ 1.14 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.00* GC 1.07 HH 1.00* ! HN 1.00* KK 1.00* KP 0.99 LA 1.11 ! MA 1.00* MC 1.05 MK 0.99 NL 1.20 ! NY 1.00* ON 11.52 OV 1.04 PT 1.14 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 GC 1.01 HH 1.00* ! HN 0.93 KK 1.00* KP 0.93 LA 0.84 ! MA 3.62 MC 1.91 MK 1.00* NL 0.98 ! NY 1.23 ON 0.90 OV 0.73 PT 0.95 ! SC 1.18 TS 1.00* WF 0.77 WZ 0.76 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.05 GC 0.97 HH 1.00* ! HN 0.78 KK 0.89 KP 1.02 LA 0.95 ! MA 2.86 MC 0.86 MK 0.94 NL 0.98 ! NY 0.94 ON 1.11 OV 1.04 PT 1.00 ! SC 0.75 TS 0.92 WF 0.89 WZ 1.18 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.00* GC 1.02 HH 1.00* ! HN 1.00* KK 1.14 KP 1.07 LA 1.09 ! MA 1.00* MC 1.19 MK 1.03 NL 1.20 ! NY 0.97 ON 7.05 OV 1.02 PT 1.14 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 GC 1.06 HH 1.00* ! HN 0.87 KK 1.00* KP 0.83 LA 0.69 ! MA 1.85 MC 1.23 MK 1.00* NL 1.03 ! NY 1.31 ON 0.96 OV 0.86 PT 0.98 ! SC 1.23 TS 1.00* WF 0.78 WZ 0.66 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 1.10 GC 1.06 HH 1.00* ! HN 0.77 KK 0.82 KP 1.04 LA 0.87 ! MA 1.72 MC 1.19 MK 0.64 NL 0.95 ! NY 0.77 ON 1.13 OV 1.14 PT 1.03 ! SC 1.03 TS 0.95 WF 0.82 WZ 1.13 ! ! A total of 27 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00* GC 1.03 HH 1.00* ! HN 1.00* KK 1.17 KP 5.54 LA 1.05 ! MA 1.00* MC 0.71 MK 1.05 NL 1.19 ! NY 1.24 ON 7.27 OV 1.04 PT 1.21 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 GC 0.98 HH 1.00* ! HN 0.98 KK 1.00* KP 0.92 LA 1.06 ! MA 1.74 MC 1.32 MK 1.00* NL 0.77 ! NY 1.05 ON 0.97 OV 0.76 PT 1.13 ! SC 1.20 TS 1.00* WF 0.83 WZ 0.77 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.07 GC 1.07 HH 1.00* ! HN 0.88 KK 0.89 KP 1.08 LA 0.83 ! MA 1.63 MC 1.17 MK 0.73 NL 0.98 ! NY 0.85 ON 1.06 OV 1.08 PT 1.06 ! SC 0.98 TS 1.00 WF 0.89 WZ 1.12 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GC 1.07 HH 1.00* ! HN 1.00* KK 1.15 KP 1.11 LA 1.05 ! MA 1.00* MC 0.93 MK 1.04 NL 1.23 ! NY 0.95 ON 1.95 OV 1.05 PT 1.13 ! SC 1.00* TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.336358Jy sigma=3.159451 ! Fit after self-cal, rms=0.389097Jy sigma=1.522676 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.383 mas, bmaj=3.189 mas, bpa=-0.7625 degrees ! Estimated noise=0.390681 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 = -0.00984068 Jy ! Component: 100 - total flux cleaned = -0.00985272 Jy ! Total flux subtracted in 100 components = -0.00985271 Jy ! Clean residual min=-0.003956 max=0.005538 Jy/beam ! Clean residual mean=0.000192 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.893023 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 21 components and 0.893023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.388680Jy sigma=1.514478 ! Fit after self-cal, rms=0.388761Jy sigma=1.512921 ! 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, -6.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217737 Jy ! Component: 100 - total flux cleaned = 0.00345862 Jy ! Total flux subtracted in 100 components = 0.00345862 Jy ! Clean residual min=-0.003777 max=0.004481 Jy/beam ! Clean residual mean=0.000170 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.896481 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.896481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.388663Jy sigma=1.512078 ! Fit after self-cal, rms=0.462393Jy sigma=1.258328 ! Inverting map and beam ! Estimated beam: bmin=2.391 mas, bmaj=3.194 mas, bpa=-0.7694 degrees ! Estimated noise=0.390603 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 = -0.00262917 Jy ! Component: 100 - total flux cleaned = -0.00196877 Jy ! Total flux subtracted in 100 components = -0.00196877 Jy ! Clean residual min=-0.001983 max=0.002668 Jy/beam ! Clean residual mean=0.000117 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.894513 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.894513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.462338Jy sigma=1.257068 ! Fit after self-cal, rms=0.462383Jy sigma=1.256647 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0955+476_S ! Writing UV FITS file: 0955+476_S.uvf ! Writing 41 model components to file: 0955+476_S.mod ! wwins: Wrote 2 windows to 0955+476_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.391 x 3.194 at -0.7694 degrees (North through East) ! Clean map min=-0.0018276 max=0.83126 Jy/beam ! Writing clean map to FITS file: 0955+476_S.fits ! Writing difmap environment to: 0955+476_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0955+476_S] device 0955+476_Suv.ps/vps,1,2 ! Attempting to open device: '0955+476_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0955+476_Sim.ps/vps ! Attempting to open device: '0955+476_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=2.391 mas, bmaj=3.194 mas, bpa=-0.7694 degrees ! Estimated noise=0.390603 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.391 x 3.194 at -0.7694 degrees (North through East) ! Clean map min=-0.0018276 max=0.83126 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0955+476_S.log closed on Thu Jun 19 13:18:16 2008