! Started logfile: 1932+204_X.log on Wed Aug 13 17:04:22 2008 observe 1932+204_X.edt ! Reading UV FITS file: 1932+204_X.edt ! AN table 1: 47 integrations on 171 of 171 possible baselines. ! AN table 2: 47 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.179793 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1932+204 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1526 lines of history. ! ! Reading 11560 visibilities. ![@gonzo7-0.1 1932+204_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 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 0.100x0.100 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 687 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 679 telescope corrections were flagged in sub-array 1. ! A total of 580 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 683 telescope corrections were flagged in sub-array 1. ! A total of 582 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 675 telescope corrections were flagged in sub-array 1. ! A total of 578 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.755856Jy sigma=14.195149 ! Fit after self-cal, rms=0.753608Jy sigma=14.180566 ! 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=0.5817 mas, bmaj=1.134 mas, bpa=-13.55 degrees ! Estimated noise=0.797767 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 = 0.191404 Jy ! Total flux subtracted in 50 components = 0.191404 Jy ! Clean residual min=-0.012060 max=0.054017 Jy/beam ! Clean residual mean=0.000048 rms=0.004082 Jy/beam ! Combined flux in latest and established models = 0.191404 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.191404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147960Jy sigma=2.471985 ! Fit after self-cal, rms=0.147974Jy sigma=2.471704 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0551282 Jy ! Total flux subtracted in 50 components = 0.0551282 Jy ! Clean residual min=-0.009433 max=0.024743 Jy/beam ! Clean residual mean=0.000037 rms=0.002793 Jy/beam ! Combined flux in latest and established models = 0.246532 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 13 components and 0.246532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128662Jy sigma=1.849785 ! Fit after self-cal, rms=0.128525Jy sigma=1.848841 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289406 Jy ! Total flux subtracted in 50 components = 0.0289406 Jy ! Clean residual min=-0.009063 max=0.014877 Jy/beam ! Clean residual mean=0.000031 rms=0.002328 Jy/beam ! Combined flux in latest and established models = 0.275472 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 25 components and 0.275472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122463Jy sigma=1.642428 ! Fit after self-cal, rms=0.122415Jy sigma=1.641866 ! 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=0.6473 mas, bmaj=1.324 mas, bpa=-12.87 degrees ! Estimated noise=0.477478 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 = 0.0264079 Jy ! Component: 100 - total flux cleaned = 0.0389004 Jy ! Total flux subtracted in 100 components = 0.0389004 Jy ! Clean residual min=-0.005635 max=0.008512 Jy/beam ! Clean residual mean=0.000153 rms=0.001494 Jy/beam ! Combined flux in latest and established models = 0.314373 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 39 components and 0.314373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117496Jy sigma=1.496442 ! Fit after self-cal, rms=0.117452Jy sigma=1.496016 ! 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 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.85 GC 2.26 HH 1.00* ! HN 1.13 KK 1.09 KP 1.08 LA 0.86 ! MA 1.00* MK 1.03 NL 1.06 NY 1.09 ! OV 0.95 PT 0.91 SC 1.22 TS 1.00* ! WF 0.91 WZ 1.00* GG 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.87 GC 0.72 HH 1.00* ! HN 1.04 KK 1.00* KP 1.10 LA 0.91 ! MA 1.03 MK 1.08 NL 1.01 NY 0.95 ! OV 1.00 PT 0.94 SC 1.17 TS 1.00* ! WF 0.88 WZ 0.92 GG 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 1.15 FD 0.93 GC 2.15 HH 1.00* ! HN 0.99 KK 1.22 KP 0.96 LA 0.89 ! MA 1.00* MK 0.94 NL 0.89 NY 1.05 ! OV 0.97 PT 1.10 SC 1.08 TS 1.00* ! WF 0.89 WZ 1.00* GG 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.00 GC 1.08 HH 1.00* ! HN 0.92 KK 1.00* KP 0.96 LA 0.88 ! MA 1.02 MK 1.07 NL 0.96 NY 0.95 ! OV 0.93 PT 1.17 SC 0.83 TS 1.00* ! WF 0.89 WZ 0.91 GG 1.00* ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 GC 2.67 HH 1.00* ! HN 0.75 KK 1.31 KP 0.86 LA 1.01 ! MA 1.00* MK 1.04 NL 1.06 NY 1.10 ! OV 0.86 PT 0.94 SC 0.91 TS 1.00* ! WF 0.85 WZ 1.00* GG 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 0.99 GC 1.02 HH 1.00* ! HN 0.79 KK 1.00* KP 0.86 LA 0.99 ! MA 1.24 MK 1.02 NL 0.97 NY 0.98 ! OV 0.92 PT 1.04 SC 0.89 TS 1.00* ! WF 0.80 WZ 0.92 GG 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 1.06 FD 1.06 GC 2.24 HH 1.00* ! HN 0.89 KK 1.17 KP 0.87 LA 1.26 ! MA 1.00* MK 0.95 NL 1.06 NY 1.05 ! OV 0.96 PT 1.00 SC 0.95 TS 1.00* ! WF 0.88 WZ 1.00* GG 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.08 GC 0.76 HH 1.00* ! HN 0.87 KK 1.00* KP 0.89 LA 1.10 ! MA 1.07 MK 1.04 NL 0.96 NY 1.00 ! OV 1.00 PT 1.07 SC 0.93 TS 1.00* ! WF 0.85 WZ 0.96 GG 1.00* ! ! ! Fit before self-cal, rms=0.117452Jy sigma=1.496016 ! Fit after self-cal, rms=0.119889Jy sigma=1.264866 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6535 mas, bmaj=1.339 mas, bpa=-13.05 degrees ! Estimated noise=0.466873 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 = 0.00076501 Jy ! Component: 100 - total flux cleaned = 0.00131385 Jy ! Total flux subtracted in 100 components = 0.00131385 Jy ! Clean residual min=-0.002781 max=0.002981 Jy/beam ! Clean residual mean=-0.000030 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 0.315687 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 48 components and 0.315687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119692Jy sigma=1.263775 ! Fit after self-cal, rms=0.119759Jy sigma=1.263102 ! 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 = 0.000930896 Jy ! Component: 100 - total flux cleaned = 0.00127741 Jy ! Total flux subtracted in 100 components = 0.00127741 Jy ! Clean residual min=-0.002682 max=0.002829 Jy/beam ! Clean residual mean=-0.000033 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.316964 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 51 components and 0.316964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119687Jy sigma=1.263142 ! Fit after self-cal, rms=0.127852Jy sigma=1.225715 ! Inverting map and beam ! Estimated beam: bmin=0.6531 mas, bmaj=1.337 mas, bpa=-13.12 degrees ! Estimated noise=0.46531 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 = 0.000277887 Jy ! Component: 100 - total flux cleaned = 0.000547978 Jy ! Total flux subtracted in 100 components = 0.000547978 Jy ! Clean residual min=-0.002434 max=0.002527 Jy/beam ! Clean residual mean=-0.000032 rms=0.000615 Jy/beam ! Combined flux in latest and established models = 0.317512 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 54 components and 0.317512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127801Jy sigma=1.225530 ! Fit after self-cal, rms=0.127820Jy sigma=1.225425 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1932+204_X ! Writing UV FITS file: 1932+204_X.uvf ! Writing 54 model components to file: 1932+204_X.mod ! wwins: Wrote 1 windows to 1932+204_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6531 x 1.337 at -13.12 degrees (North through East) ! Clean map min=-0.0023314 max=0.25529 Jy/beam ! Writing clean map to FITS file: 1932+204_X.fits ! Writing difmap environment to: 1932+204_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1932+204_X] device 1932+204_Xuv.ps/vps,1,2 ! Attempting to open device: '1932+204_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1932+204_Xim.ps/vps ! Attempting to open device: '1932+204_Xim.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=0.6531 mas, bmaj=1.337 mas, bpa=-13.12 degrees ! Estimated noise=0.46531 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6531 x 1.337 at -13.12 degrees (North through East) ! Clean map min=-0.0023314 max=0.25529 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1] quit ! Quitting program ! Log file 1932+204_X.log closed on Wed Aug 13 17:04:30 2008