! Started logfile: 1726+455_S.log on Fri Aug 22 11:29:45 2008 observe 1726+455_S.edt ! Reading UV FITS file: 1726+455_S.edt ! AN table 1: 30 integrations on 171 of 171 possible baselines. ! AN table 2: 23 integrations on 171 of 171 possible baselines. ! AN table 3: 22 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.180897 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1726+455 ! ! 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 9280 visibilities. ![@gonzo7-0.4 1726+455_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 390 telescope corrections were flagged in sub-array 1. ! A total of 253 telescope corrections were flagged in sub-array 2. ! A total of 314 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 389 telescope corrections were flagged in sub-array 1. ! A total of 242 telescope corrections were flagged in sub-array 2. ! A total of 318 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 391 telescope corrections were flagged in sub-array 1. ! A total of 246 telescope corrections were flagged in sub-array 2. ! A total of 315 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 390 telescope corrections were flagged in sub-array 1. ! A total of 246 telescope corrections were flagged in sub-array 2. ! A total of 315 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.689021Jy sigma=9.826054 ! Fit after self-cal, rms=0.679852Jy sigma=9.846814 ! 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=1.919 mas, bmaj=3.281 mas, bpa=-3.398 degrees ! Estimated noise=0.998138 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 = 0.276982 Jy ! Total flux subtracted in 50 components = 0.276982 Jy ! Clean residual min=-0.020285 max=0.100800 Jy/beam ! Clean residual mean=0.000186 rms=0.006107 Jy/beam ! Combined flux in latest and established models = 0.276982 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 6 components and 0.276982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226334Jy sigma=3.101006 ! Fit after self-cal, rms=0.225910Jy sigma=3.099543 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107018 Jy ! Total flux subtracted in 50 components = 0.107018 Jy ! Clean residual min=-0.012853 max=0.046642 Jy/beam ! Clean residual mean=0.000100 rms=0.003577 Jy/beam ! Combined flux in latest and established models = 0.384 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 7 components and 0.384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181374Jy sigma=2.062317 ! Fit after self-cal, rms=0.180526Jy sigma=2.056685 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0509068 Jy ! Total flux subtracted in 50 components = 0.0509068 Jy ! Clean residual min=-0.009610 max=0.023213 Jy/beam ! Clean residual mean=0.000060 rms=0.002698 Jy/beam ! Combined flux in latest and established models = 0.434907 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 0.434907 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167698Jy sigma=1.725889 ! Fit after self-cal, rms=0.167266Jy sigma=1.723185 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.026954 Jy ! Total flux subtracted in 50 components = 0.026954 Jy ! Clean residual min=-0.009348 max=0.014071 Jy/beam ! Clean residual mean=0.000039 rms=0.002402 Jy/beam ! Combined flux in latest and established models = 0.461861 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 20 components and 0.461861 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163126Jy sigma=1.620867 ! Fit after self-cal, rms=0.162948Jy sigma=1.620083 ! 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=2.24 mas, bmaj=3.62 mas, bpa=-3.134 degrees ! Estimated noise=0.68759 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 = 0.0227678 Jy ! Component: 100 - total flux cleaned = 0.0362414 Jy ! Total flux subtracted in 100 components = 0.0362414 Jy ! Clean residual min=-0.007018 max=0.011156 Jy/beam ! Clean residual mean=0.000613 rms=0.002113 Jy/beam ! Combined flux in latest and established models = 0.498102 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 41 components and 0.498102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159811Jy sigma=1.561567 ! Fit after self-cal, rms=0.159757Jy sigma=1.560858 ! 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 1.04 FD 0.96 GC 1.02 HH 1.00* ! HN 0.99 KK 1.00* KP 0.96 LA 1.00 ! MA 1.45 MK 1.00* NL 0.97 NY 1.01 ! OV 0.97 PT 1.00* SC 0.96 TS 1.00* ! WF 0.96 WZ 0.85 GG 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 GC 1.15 HH 1.00* ! HN 0.88 KK 0.83 KP 0.86 LA 1.03 ! MA 2.07 MK 0.87 NL 0.99 NY 1.04 ! OV 0.95 PT 1.04 SC 0.77 TS 1.00* ! WF 0.92 WZ 1.10 GG 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.81 FD 1.00* GC 1.00 HH 1.00* ! HN 1.00* KK 0.98 KP 1.00* LA 1.00* ! MA 1.89 MK 1.00* NL 1.00* NY 1.00 ! OV 1.00* PT 1.00* SC 1.00* TS 1.08 ! WF 1.00* WZ 0.76 GG 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 GC 0.97 HH 1.00* ! HN 1.00 KK 1.00* KP 1.01 LA 1.03 ! MA 0.68 MK 1.00* NL 0.97 NY 0.98 ! OV 1.03 PT 1.00* SC 0.96 TS 1.00* ! WF 0.96 WZ 0.89 GG 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.99 GC 1.51 HH 1.00* ! HN 0.96 KK 0.94 KP 1.01 LA 1.06 ! MA 1.30 MK 0.95 NL 1.06 NY 1.00 ! OV 0.93 PT 0.86 SC 1.00 TS 1.00* ! WF 0.85 WZ 1.00 GG 1.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.86 FD 1.00* GC 1.01 HH 1.00* ! HN 1.00* KK 0.95 KP 1.00* LA 1.00* ! MA 2.20 MK 1.00* NL 1.00* NY 1.05 ! OV 1.00* PT 1.00* SC 1.00* TS 1.06 ! WF 1.00* WZ 0.82 GG 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 GC 1.04 HH 1.00* ! HN 1.01 KK 1.00* KP 0.98 LA 1.02 ! MA 1.16 MK 1.00* NL 1.04 NY 1.10 ! OV 1.06 PT 1.00* SC 0.96 TS 1.00* ! WF 1.03 WZ 0.91 GG 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.99 GC 1.13 HH 1.00* ! HN 1.21 KK 0.88 KP 1.12 LA 0.93 ! MA 1.06 MK 0.89 NL 1.01 NY 1.06 ! OV 1.02 PT 0.93 SC 1.13 TS 1.00* ! WF 0.91 WZ 1.00 GG 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 1.00* GC 1.01 HH 1.00* ! HN 1.00* KK 0.95 KP 1.00* LA 1.00* ! MA 0.98 MK 1.00* NL 1.00* NY 0.98 ! OV 1.00* PT 1.00* SC 1.00* TS 1.10 ! WF 1.00* WZ 0.81 GG 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 GC 1.04 HH 1.00* ! HN 1.05 KK 1.00* KP 0.99 LA 1.04 ! MA 0.90 MK 1.00* NL 1.02 NY 0.97 ! OV 1.03 PT 1.00* SC 1.00 TS 1.00* ! WF 0.98 WZ 1.26 GG 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.88 GC 0.98 HH 1.00* ! HN 1.18 KK 0.95 KP 1.10 LA 0.78 ! MA 1.13 MK 0.91 NL 1.00 NY 0.98 ! OV 1.01 PT 0.90 SC 1.06 TS 1.00* ! WF 0.88 WZ 1.10 GG 1.00* ! ! A total of 21 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.86 FD 1.00* GC 1.05 HH 1.00* ! HN 1.00* KK 0.97 KP 1.00* LA 1.00* ! MA 1.19 MK 1.00* NL 1.00* NY 1.01 ! OV 1.00* PT 1.00* SC 1.00* TS 1.14 ! WF 1.00* WZ 0.94 GG 1.00* ! ! ! Fit before self-cal, rms=0.159757Jy sigma=1.560858 ! Fit after self-cal, rms=0.159124Jy sigma=1.317930 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.264 mas, bmaj=3.693 mas, bpa=-2.954 degrees ! Estimated noise=0.685485 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 (-6.4, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00562858 Jy ! Component: 100 - total flux cleaned = 0.00681484 Jy ! Total flux subtracted in 100 components = 0.00681484 Jy ! Clean residual min=-0.004457 max=0.004512 Jy/beam ! Clean residual mean=0.000131 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 0.504917 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 52 components and 0.504917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158744Jy sigma=1.310188 ! Fit after self-cal, rms=0.158757Jy sigma=1.308916 ! 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 (-2.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022117 Jy ! Component: 100 - total flux cleaned = 0.00221669 Jy ! Total flux subtracted in 100 components = 0.00221669 Jy ! Clean residual min=-0.004397 max=0.004278 Jy/beam ! Clean residual mean=0.000101 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 0.507133 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 59 components and 0.507133 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158497Jy sigma=1.305583 ! Fit after self-cal, rms=0.162014Jy sigma=1.271333 ! Inverting map and beam ! Estimated beam: bmin=2.261 mas, bmaj=3.694 mas, bpa=-3.028 degrees ! Estimated noise=0.685356 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 = 0.00182081 Jy ! Component: 100 - total flux cleaned = 0.00150266 Jy ! Total flux subtracted in 100 components = 0.00150266 Jy ! Clean residual min=-0.004460 max=0.003945 Jy/beam ! Clean residual mean=-0.000006 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.508636 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.508636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161858Jy sigma=1.269391 ! Fit after self-cal, rms=0.161958Jy sigma=1.268862 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1726+455_S ! Writing UV FITS file: 1726+455_S.uvf ! Writing 68 model components to file: 1726+455_S.mod ! wwins: Wrote 3 windows to 1726+455_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.261 x 3.694 at -3.028 degrees (North through East) ! Clean map min=-0.0042749 max=0.36198 Jy/beam ! Writing clean map to FITS file: 1726+455_S.fits ! Writing difmap environment to: 1726+455_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1726+455_S] device 1726+455_Suv.ps/vps,1,2 ! Attempting to open device: '1726+455_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1726+455_Sim.ps/vps ! Attempting to open device: '1726+455_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=2.261 mas, bmaj=3.694 mas, bpa=-3.028 degrees ! Estimated noise=0.685356 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.261 x 3.694 at -3.028 degrees (North through East) ! Clean map min=-0.0042749 max=0.36198 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1726+455_S.log closed on Fri Aug 22 11:29:54 2008