! Started logfile: 0642+449_S.log on Sun Mar 8 16:06:02 2009 observe 0642+449_S.edt ! Reading UV FITS file: 0642+449_S.edt ! AN table 1: 26 integrations on 190 of 190 possible baselines. ! AN table 2: 46 integrations on 190 of 190 possible baselines. ! AN table 3: 136 integrations on 190 of 190 possible baselines. ! AN table 4: 107 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.261754 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0642+449 ! ! 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 62664 visibilities. ![@gonzo7-0.4 0642+449_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 271 telescope corrections were flagged in sub-array 1. ! A total of 735 telescope corrections were flagged in sub-array 2. ! A total of 2011 telescope corrections were flagged in sub-array 3. ! A total of 1340 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 271 telescope corrections were flagged in sub-array 1. ! A total of 735 telescope corrections were flagged in sub-array 2. ! A total of 2011 telescope corrections were flagged in sub-array 3. ! A total of 1324 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 276 telescope corrections were flagged in sub-array 1. ! A total of 751 telescope corrections were flagged in sub-array 2. ! A total of 2034 telescope corrections were flagged in sub-array 3. ! A total of 1337 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 276 telescope corrections were flagged in sub-array 1. ! A total of 734 telescope corrections were flagged in sub-array 2. ! A total of 2016 telescope corrections were flagged in sub-array 3. ! A total of 1331 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.386703Jy sigma=3.765541 ! Fit after self-cal, rms=0.377139Jy sigma=3.750324 ! 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=1.94 mas, bmaj=2.601 mas, bpa=-0.9463 degrees ! Estimated noise=0.668576 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 = 0.561971 Jy ! Total flux subtracted in 50 components = 0.561971 Jy ! Clean residual min=-0.016326 max=0.156885 Jy/beam ! Clean residual mean=0.000010 rms=0.004372 Jy/beam ! Combined flux in latest and established models = 0.561971 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 0.561971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305679Jy sigma=3.254563 ! Fit after self-cal, rms=0.305680Jy sigma=3.254564 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122805 Jy ! Total flux subtracted in 50 components = 0.122805 Jy ! Clean residual min=-0.013343 max=0.036840 Jy/beam ! Clean residual mean=0.000016 rms=0.002811 Jy/beam ! Combined flux in latest and established models = 0.684776 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.684776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261502Jy sigma=2.237672 ! Fit after self-cal, rms=0.261497Jy sigma=2.237654 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0405569 Jy ! Total flux subtracted in 50 components = 0.0405569 Jy ! Clean residual min=-0.013337 max=0.026728 Jy/beam ! Clean residual mean=0.000017 rms=0.002611 Jy/beam ! Combined flux in latest and established models = 0.725333 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 15 components and 0.725333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256425Jy sigma=2.062477 ! Fit after self-cal, rms=0.256403Jy sigma=2.062381 ! Inverting map ! Added new window around map position (4, -0.4). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0286742 Jy ! Total flux subtracted in 50 components = 0.0286742 Jy ! Clean residual min=-0.013038 max=0.015852 Jy/beam ! Clean residual mean=0.000019 rms=0.002501 Jy/beam ! Combined flux in latest and established models = 0.754007 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 21 components and 0.754007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254107Jy sigma=1.979664 ! Fit after self-cal, rms=0.253987Jy sigma=1.978403 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211737 Jy ! Total flux subtracted in 50 components = 0.0211737 Jy ! Clean residual min=-0.013047 max=0.011937 Jy/beam ! Clean residual mean=0.000020 rms=0.002436 Jy/beam ! Combined flux in latest and established models = 0.775181 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.775181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252947Jy sigma=1.931133 ! Fit after self-cal, rms=0.252885Jy sigma=1.930645 ! 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=2.304 mas, bmaj=3.28 mas, bpa=-0.07888 degrees ! Estimated noise=0.374572 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 = 0.0223416 Jy ! Component: 100 - total flux cleaned = 0.0350499 Jy ! Total flux subtracted in 100 components = 0.0350499 Jy ! Clean residual min=-0.012666 max=0.011806 Jy/beam ! Clean residual mean=0.000056 rms=0.002388 Jy/beam ! Combined flux in latest and established models = 0.810231 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 37 components and 0.810231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.252339Jy sigma=1.879493 ! Fit after self-cal, rms=0.252264Jy sigma=1.878296 ! Inverting map print "****************************************" ! **************************************** print "*** Finished Natural Weighting CLEAN ***" ! *** Finished Natural Weighting CLEAN *** print "****************************************" ! **************************************** gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.09 GC 1.03 HH 1.00* ! HN 0.89 KK 0.99 KP 1.04 LA 1.13 ! MA 1.00* MC 1.07 MK 0.88 NL 0.90 ! NY 0.98 ON 1.07 OV 1.03 PT 0.97 ! SC 1.00* TS 1.00* WF 1.12 WZ 1.20 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.00* GC 1.04 HH 1.00* ! HN 0.90 KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MC 0.94 MK 1.00* NL 0.97 ! NY 0.99 ON 0.88 OV 1.00* PT 0.96 ! SC 1.11 TS 0.91 WF 1.10 WZ 0.86 ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.91 FD 1.06 GC 0.97 HH 1.00* ! HN 0.88 KK 0.98 KP 1.13 LA 1.24 ! MA 1.00* MC 1.01 MK 0.92 NL 0.91 ! NY 1.05 ON 0.95 OV 1.01 PT 0.96 ! SC 1.12 TS 0.90 WF 1.04 WZ 1.13 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.89 FD 1.07 GC 1.00* HH 1.08 ! HN 0.91 KK 1.00* KP 1.03 LA 1.10 ! MA 1.90 MC 0.97 MK 0.92 NL 0.90 ! NY 0.99 ON 1.07 OV 1.02 PT 0.94 ! SC 1.12 TS 1.22 WF 1.10 WZ 0.87 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.99 GC 1.01 HH 1.00* ! HN 0.94 KK 0.98 KP 1.16 LA 1.16 ! MA 1.00* MC 1.12 MK 0.92 NL 0.95 ! NY 0.99 ON 1.05 OV 0.95 PT 1.04 ! SC 1.00* TS 1.00* WF 1.15 WZ 1.25 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.00* GC 1.06 HH 1.00* ! HN 0.93 KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MC 1.32 MK 1.00* NL 1.09 ! NY 0.98 ON 0.87 OV 1.00* PT 1.03 ! SC 0.97 TS 0.87 WF 0.96 WZ 0.83 ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.90 FD 0.95 GC 0.94 HH 1.00* ! HN 0.96 KK 0.95 KP 1.21 LA 1.21 ! MA 1.00* MC 1.04 MK 0.98 NL 1.05 ! NY 1.04 ON 0.99 OV 0.94 PT 1.01 ! SC 0.95 TS 0.93 WF 1.02 WZ 1.10 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 FD 0.97 GC 1.00* HH 1.19 ! HN 0.96 KK 1.00* KP 1.13 LA 1.09 ! MA 1.13 MC 0.87 MK 0.99 NL 0.98 ! NY 1.03 ON 0.98 OV 0.94 PT 1.00 ! SC 0.98 TS 1.19 WF 1.04 WZ 0.86 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.87 GC 1.00 HH 1.00* ! HN 1.15 KK 0.93 KP 1.15 LA 1.03 ! MA 1.00* MC 1.05 MK 0.93 NL 0.95 ! NY 0.98 ON 1.00 OV 1.01 PT 1.00 ! SC 1.00* TS 1.00* WF 1.02 WZ 1.12 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.00* GC 0.97 HH 1.00* ! HN 1.23 KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MC 0.84 MK 1.00* NL 0.99 ! NY 0.86 ON 0.84 OV 1.00* PT 1.07 ! SC 1.00* TS 0.88 WF 1.00* WZ 0.79 ! ! A total of 135 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.89 GC 0.94 HH 1.00* ! HN 1.12 KK 0.92 KP 1.17 LA 1.04 ! MA 1.00* MC 1.27 MK 0.95 NL 0.98 ! NY 0.98 ON 0.95 OV 0.94 PT 0.94 ! SC 1.08 TS 0.89 WF 1.25 WZ 1.17 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.92 FD 0.96 GC 1.00* HH 0.99 ! HN 1.09 KK 1.00* KP 1.05 LA 0.98 ! MA 0.87 MC 1.60 MK 0.96 NL 1.00 ! NY 0.96 ON 0.93 OV 0.98 PT 1.04 ! SC 1.06 TS 1.06 WF 1.13 WZ 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.83 GC 0.99 HH 1.00* ! HN 1.12 KK 0.94 KP 1.16 LA 0.95 ! MA 1.00* MC 1.12 MK 0.90 NL 0.97 ! NY 0.96 ON 0.96 OV 0.88 PT 1.02 ! SC 1.00* TS 1.00* WF 1.18 WZ 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* GC 1.00 HH 1.00* ! HN 1.10 KK 1.00* KP 1.00* LA 1.00* ! MA 1.00* MC 1.13 MK 1.00* NL 1.12 ! NY 0.96 ON 0.84 OV 1.00* PT 1.04 ! SC 1.07 TS 0.91 WF 0.93 WZ 0.83 ! ! A total of 108 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.92 FD 0.81 GC 0.96 HH 1.00* ! HN 1.10 KK 0.89 KP 1.25 LA 1.01 ! MA 1.00* MC 1.09 MK 0.92 NL 1.01 ! NY 1.02 ON 1.00 OV 0.89 PT 1.02 ! SC 1.02 TS 0.88 WF 0.98 WZ 1.08 ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.80 GC 1.00* HH 1.04 ! HN 1.10 KK 1.00* KP 1.15 LA 0.92 ! MA 1.26 MC 1.27 MK 0.93 NL 0.97 ! NY 1.07 ON 1.00 OV 0.90 PT 0.99 ! SC 1.02 TS 1.12 WF 1.01 WZ 0.95 ! ! ! Fit before self-cal, rms=0.252264Jy sigma=1.878296 ! Fit after self-cal, rms=0.246944Jy sigma=1.347899 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.324 mas, bmaj=3.303 mas, bpa=-0.3995 degrees ! Estimated noise=0.37224 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 = 0.00418275 Jy ! Component: 100 - total flux cleaned = 0.00475161 Jy ! Total flux subtracted in 100 components = 0.00475161 Jy ! Clean residual min=-0.003747 max=0.003303 Jy/beam ! Clean residual mean=0.000130 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.814982 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 49 components and 0.814982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246720Jy sigma=1.344044 ! Fit after self-cal, rms=0.246685Jy sigma=1.343313 ! 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 = 0.00108436 Jy ! Component: 100 - total flux cleaned = 0.00121321 Jy ! Total flux subtracted in 100 components = 0.00121321 Jy ! Clean residual min=-0.003846 max=0.003309 Jy/beam ! Clean residual mean=0.000124 rms=0.000813 Jy/beam ! Combined flux in latest and established models = 0.816195 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.816195 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246607Jy sigma=1.342422 ! Fit after self-cal, rms=0.263483Jy sigma=1.217194 ! Inverting map and beam ! Estimated beam: bmin=2.32 mas, bmaj=3.308 mas, bpa=-0.4102 degrees ! Estimated noise=0.371706 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 = 0.00157314 Jy ! Component: 100 - total flux cleaned = 0.0017566 Jy ! Total flux subtracted in 100 components = 0.0017566 Jy ! Clean residual min=-0.001849 max=0.002256 Jy/beam ! Clean residual mean=0.000055 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.817952 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 61 components and 0.817952 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.263408Jy sigma=1.216381 ! Fit after self-cal, rms=0.263412Jy sigma=1.216049 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0642+449_S ! Writing UV FITS file: 0642+449_S.uvf ! Writing 61 model components to file: 0642+449_S.mod ! wwins: Wrote 2 windows to 0642+449_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.32 x 3.308 at -0.4102 degrees (North through East) ! Clean map min=-0.001743 max=0.72771 Jy/beam ! Writing clean map to FITS file: 0642+449_S.fits ! Writing difmap environment to: 0642+449_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0642+449_S] device 0642+449_Suv.ps/vps,1,2 ! Attempting to open device: '0642+449_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0642+449_Sim.ps/vps ! Attempting to open device: '0642+449_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=2.32 mas, bmaj=3.308 mas, bpa=-0.4102 degrees ! Estimated noise=0.371706 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.32 x 3.308 at -0.4102 degrees (North through East) ! Clean map min=-0.001743 max=0.72771 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 0642+449_S.log closed on Sun Mar 8 16:06:16 2009