! Started logfile: 1932+204_S.log on Mon Aug 25 11:44:46 2008 observe 1932+204_S.edt ! Reading UV FITS file: 1932+204_S.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: 0.179731 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 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 11556 visibilities. ![@gonzo7-0.4 1932+204_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 676 telescope corrections were flagged in sub-array 1. ! A total of 616 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 672 telescope corrections were flagged in sub-array 1. ! A total of 570 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 673 telescope corrections were flagged in sub-array 1. ! A total of 576 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 678 telescope corrections were flagged in sub-array 1. ! A total of 705 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.841386Jy sigma=15.412638 ! Fit after self-cal, rms=0.839801Jy sigma=15.437379 ! 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=2.219 mas, bmaj=3.985 mas, bpa=-13.75 degrees ! Estimated noise=0.89457 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 = 0.136189 Jy ! Total flux subtracted in 50 components = 0.136189 Jy ! Clean residual min=-0.013697 max=0.051118 Jy/beam ! Clean residual mean=0.000159 rms=0.004714 Jy/beam ! Combined flux in latest and established models = 0.136189 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 0.136189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177635Jy sigma=3.532730 ! Fit after self-cal, rms=0.177546Jy sigma=3.532481 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0575901 Jy ! Total flux subtracted in 50 components = 0.0575901 Jy ! Clean residual min=-0.012244 max=0.029783 Jy/beam ! Clean residual mean=0.000120 rms=0.003648 Jy/beam ! Combined flux in latest and established models = 0.193779 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 20 components and 0.193779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160429Jy sigma=2.824521 ! Fit after self-cal, rms=0.160339Jy sigma=2.824207 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0375371 Jy ! Total flux subtracted in 50 components = 0.0375371 Jy ! Clean residual min=-0.010896 max=0.020818 Jy/beam ! Clean residual mean=0.000095 rms=0.003081 Jy/beam ! Combined flux in latest and established models = 0.231316 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 33 components and 0.231316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152418Jy sigma=2.432036 ! Fit after self-cal, rms=0.152363Jy sigma=2.431871 ! 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=2.483 mas, bmaj=4.569 mas, bpa=-13.91 degrees ! Estimated noise=0.539988 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 = 0.0432526 Jy ! Component: 100 - total flux cleaned = 0.0694819 Jy ! Total flux subtracted in 100 components = 0.0694819 Jy ! Clean residual min=-0.007218 max=0.020475 Jy/beam ! Clean residual mean=0.000344 rms=0.002540 Jy/beam ! Combined flux in latest and established models = 0.300798 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 57 components and 0.300798 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142990Jy sigma=1.899102 ! Fit after self-cal, rms=0.142909Jy sigma=1.898484 ! Inverting map ! Added new window around map position (4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196242 Jy ! Component: 100 - total flux cleaned = 0.0322399 Jy ! Total flux subtracted in 100 components = 0.0322399 Jy ! Clean residual min=-0.006370 max=0.014740 Jy/beam ! Clean residual mean=0.000207 rms=0.001933 Jy/beam ! Combined flux in latest and established models = 0.333038 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.333038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140531Jy sigma=1.751622 ! Fit after self-cal, rms=0.140477Jy sigma=1.746490 ! Inverting map ! Added new window around map position (-4.4, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122048 Jy ! Component: 100 - total flux cleaned = 0.0201127 Jy ! Total flux subtracted in 100 components = 0.0201127 Jy ! Clean residual min=-0.007467 max=0.007318 Jy/beam ! Clean residual mean=0.000121 rms=0.001679 Jy/beam ! Combined flux in latest and established models = 0.353151 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 89 components and 0.353151 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139423Jy sigma=1.685877 ! Fit after self-cal, rms=0.139361Jy sigma=1.684964 ! 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 0.97 FD 1.13 GC 2.12 HH 1.00* ! HN 0.98 KK 0.48 KP 0.90 LA 1.13 ! MA 1.00* MK 1.13 NL 0.77 NY 1.21 ! OV 1.04 PT 1.03 SC 0.74 TS 1.00* ! WF 0.86 WZ 1.00* GG 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.14 GC 0.89 HH 1.00* ! HN 0.97 KK 1.00* KP 0.92 LA 1.08 ! MA 1.00* MK 0.90 NL 0.93 NY 1.11 ! OV 1.02 PT 1.01 SC 0.86 TS 1.00* ! WF 0.90 WZ 1.12 GG 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.00 GC 2.90 HH 1.00* ! HN 0.99 KK 0.85 KP 1.01 LA 1.13 ! MA 1.00* MK 0.90 NL 1.13 NY 1.19 ! OV 0.90 PT 0.93 SC 1.12 TS 1.00* ! WF 0.88 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 0.95 FD 0.96 GC 0.87 HH 1.00* ! HN 1.08 KK 1.00* KP 1.01 LA 1.19 ! MA 1.43 MK 0.96 NL 1.03 NY 1.17 ! OV 0.97 PT 0.83 SC 1.01 TS 1.00* ! WF 0.87 WZ 0.88 GG 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 GC 2.80 HH 1.00* ! HN 1.14 KK 0.85 KP 1.17 LA 0.92 ! MA 1.00* MK 0.81 NL 1.06 NY 0.97 ! OV 1.03 PT 0.94 SC 0.97 TS 1.00* ! WF 1.01 WZ 1.00* GG 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 GC 0.52 HH 1.00* ! HN 1.25 KK 1.00* KP 1.16 LA 0.90 ! MA 1.34 MK 0.92 NL 0.93 NY 1.04 ! OV 1.01 PT 0.91 SC 0.93 TS 1.00* ! WF 0.93 WZ 1.14 GG 1.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.90 GC 3.46 HH 1.00* ! HN 1.10 KK 0.81 KP 1.15 LA 0.81 ! MA 1.00* MK 0.88 NL 0.95 NY 1.14 ! OV 0.87 PT 0.92 SC 0.89 TS 1.00* ! WF 0.86 WZ 1.00* GG 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.00* GC 0.64 HH 1.00* ! HN 1.31 KK 1.00* KP 1.00* LA 1.00* ! MA 0.95 MK 0.74 NL 1.14 NY 1.01 ! OV 1.01 PT 0.76 SC 1.07 TS 1.00* ! WF 0.66 WZ 1.16 GG 1.00* ! ! ! Fit before self-cal, rms=0.139361Jy sigma=1.684964 ! Fit after self-cal, rms=0.152075Jy sigma=1.368166 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.464 mas, bmaj=4.708 mas, bpa=-13.28 degrees ! Estimated noise=0.523972 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 = -0.000184992 Jy ! Component: 100 - total flux cleaned = 0.000177097 Jy ! Total flux subtracted in 100 components = 0.000177097 Jy ! Clean residual min=-0.003518 max=0.003531 Jy/beam ! Clean residual mean=0.000076 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.353328 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 104 components and 0.353328 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151893Jy sigma=1.370312 ! Fit after self-cal, rms=0.151980Jy sigma=1.369571 ! 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 = 0.000188078 Jy ! Component: 100 - total flux cleaned = 0.00026875 Jy ! Total flux subtracted in 100 components = 0.00026875 Jy ! Clean residual min=-0.003492 max=0.003518 Jy/beam ! Clean residual mean=0.000075 rms=0.000811 Jy/beam ! Combined flux in latest and established models = 0.353597 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 0.353597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151911Jy sigma=1.371855 ! Fit after self-cal, rms=0.177972Jy sigma=1.331339 ! Inverting map and beam ! Estimated beam: bmin=2.453 mas, bmaj=4.721 mas, bpa=-13.58 degrees ! Estimated noise=0.519029 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 = -0.000274584 Jy ! Component: 100 - total flux cleaned = -0.000196898 Jy ! Total flux subtracted in 100 components = -0.000196898 Jy ! Clean residual min=-0.003182 max=0.003249 Jy/beam ! Clean residual mean=0.000051 rms=0.000739 Jy/beam ! Combined flux in latest and established models = 0.3534 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 121 components and 0.3534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177901Jy sigma=1.333134 ! Fit after self-cal, rms=0.178025Jy sigma=1.332688 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1932+204_S ! Writing UV FITS file: 1932+204_S.uvf ! Writing 121 model components to file: 1932+204_S.mod ! wwins: Wrote 3 windows to 1932+204_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.453 x 4.721 at -13.58 degrees (North through East) ! Clean map min=-0.0030628 max=0.17758 Jy/beam ! Writing clean map to FITS file: 1932+204_S.fits ! Writing difmap environment to: 1932+204_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1932+204_S] device 1932+204_Suv.ps/vps,1,2 ! Attempting to open device: '1932+204_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1932+204_Sim.ps/vps ! Attempting to open device: '1932+204_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=2.453 mas, bmaj=4.721 mas, bpa=-13.58 degrees ! Estimated noise=0.519029 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.453 x 4.721 at -13.58 degrees (North through East) ! Clean map min=-0.0030628 max=0.17758 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1932+204_S.log closed on Mon Aug 25 11:44:55 2008