! Started logfile: 1101+384_S.log on Wed Aug 20 16:47:45 2008 observe 1101+384_S.edt ! Reading UV FITS file: 1101+384_S.edt ! AN table 1: 315 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0660169 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1101+384 ! ! 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 14224 visibilities. ![@gonzo7-0.4 1101+384_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 5097 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4913 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4910 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4965 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.761524Jy sigma=11.345572 ! Fit after self-cal, rms=0.760966Jy sigma=11.408582 ! 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=2.046 mas, bmaj=3.287 mas, bpa=-20.34 degrees ! Estimated noise=0.910544 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 = 0.192333 Jy ! Total flux subtracted in 50 components = 0.192333 Jy ! Clean residual min=-0.013998 max=0.053657 Jy/beam ! Clean residual mean=-0.000037 rms=0.003678 Jy/beam ! Combined flux in latest and established models = 0.192333 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 0.192333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159445Jy sigma=1.806805 ! Fit after self-cal, rms=0.159449Jy sigma=1.806801 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0502947 Jy ! Total flux subtracted in 50 components = 0.0502947 Jy ! Clean residual min=-0.009689 max=0.021709 Jy/beam ! Clean residual mean=-0.000020 rms=0.002643 Jy/beam ! Combined flux in latest and established models = 0.242628 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 9 components and 0.242628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.146048Jy sigma=1.497125 ! Fit after self-cal, rms=0.146050Jy sigma=1.496806 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0247469 Jy ! Total flux subtracted in 50 components = 0.0247469 Jy ! Clean residual min=-0.009778 max=0.012378 Jy/beam ! Clean residual mean=-0.000013 rms=0.002371 Jy/beam ! Combined flux in latest and established models = 0.267374 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 16 components and 0.267374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142642Jy sigma=1.428708 ! Fit after self-cal, rms=0.142602Jy sigma=1.428007 ! 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=2.496 mas, bmaj=3.605 mas, bpa=-21.16 degrees ! Estimated noise=0.537482 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 = 0.0161282 Jy ! Component: 100 - total flux cleaned = 0.0235961 Jy ! Total flux subtracted in 100 components = 0.0235961 Jy ! Clean residual min=-0.007568 max=0.009783 Jy/beam ! Clean residual mean=0.000348 rms=0.001957 Jy/beam ! Combined flux in latest and established models = 0.290971 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.290971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140900Jy sigma=1.407427 ! Fit after self-cal, rms=0.140850Jy sigma=1.406606 ! 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 459 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.13 GC 0.84 HH 1.51 ! HN 0.93 KK 1.00* KP 0.93 LA 1.07 ! MA 1.00* MK 0.86 NL 0.92 NY 1.05 ! OV 1.05 PT 1.04 SC 0.86 TS 1.00* ! WF 1.02 WZ 1.00 GG 1.00* ! ! ! Correcting IF 2. ! A total of 333 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 GC 0.78 HH 1.10 ! HN 1.04 KK 1.00* KP 1.04 LA 1.08 ! MA 1.28 MK 0.91 NL 1.02 NY 1.05 ! OV 0.96 PT 0.94 SC 1.04 TS 1.00* ! WF 0.94 WZ 0.85 GG 1.00* ! ! ! Correcting IF 3. ! A total of 327 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 GC 0.63 HH 0.94 ! HN 1.26 KK 1.00* KP 1.07 LA 0.91 ! MA 1.25 MK 0.90 NL 0.93 NY 1.01 ! OV 1.04 PT 0.95 SC 1.08 TS 1.00* ! WF 1.02 WZ 0.89 GG 1.00* ! ! ! Correcting IF 4. ! A total of 399 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 GC 0.70 HH 1.30 ! HN 1.13 KK 1.00* KP 1.07 LA 0.77 ! MA 1.07 MK 0.87 NL 0.97 NY 1.07 ! OV 0.98 PT 0.97 SC 1.10 TS 1.00* ! WF 1.01 WZ 0.78 GG 1.00* ! ! ! Fit before self-cal, rms=0.140850Jy sigma=1.406606 ! Fit after self-cal, rms=0.132852Jy sigma=1.323303 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.58 mas, bmaj=3.778 mas, bpa=-13.36 degrees ! Estimated noise=0.539246 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 (-3.6, 4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00854121 Jy ! Component: 100 - total flux cleaned = 0.0135668 Jy ! Total flux subtracted in 100 components = 0.0135668 Jy ! Clean residual min=-0.003938 max=0.006964 Jy/beam ! Clean residual mean=0.000476 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.304537 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 0.304537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132335Jy sigma=1.312970 ! Fit after self-cal, rms=0.132286Jy sigma=1.311313 ! 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 (-12, 12.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00751273 Jy ! Component: 100 - total flux cleaned = 0.0125938 Jy ! Total flux subtracted in 100 components = 0.0125938 Jy ! Clean residual min=-0.003772 max=0.005647 Jy/beam ! Clean residual mean=0.000442 rms=0.001244 Jy/beam ! Combined flux in latest and established models = 0.317131 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.317131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131872Jy sigma=1.301494 ! Fit after self-cal, rms=0.140617Jy sigma=1.245229 ! Inverting map and beam ! Estimated beam: bmin=2.597 mas, bmaj=3.782 mas, bpa=-13.09 degrees ! Estimated noise=0.542478 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 = 0.00466592 Jy ! Component: 100 - total flux cleaned = 0.00822245 Jy ! Total flux subtracted in 100 components = 0.00822245 Jy ! Clean residual min=-0.003367 max=0.005367 Jy/beam ! Clean residual mean=0.000360 rms=0.001144 Jy/beam ! Combined flux in latest and established models = 0.325354 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 77 components and 0.325354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140424Jy sigma=1.241966 ! Fit after self-cal, rms=0.140413Jy sigma=1.241454 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1101+384_S ! Writing UV FITS file: 1101+384_S.uvf ! Writing 77 model components to file: 1101+384_S.mod ! wwins: Wrote 3 windows to 1101+384_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.597 x 3.782 at -13.09 degrees (North through East) ! Clean map min=-0.0031988 max=0.25219 Jy/beam ! Writing clean map to FITS file: 1101+384_S.fits ! Writing difmap environment to: 1101+384_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1101+384_S] device 1101+384_Suv.ps/vps,1,2 ! Attempting to open device: '1101+384_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1101+384_Sim.ps/vps ! Attempting to open device: '1101+384_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=2.597 mas, bmaj=3.782 mas, bpa=-13.09 degrees ! Estimated noise=0.542478 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.597 x 3.782 at -13.09 degrees (North through East) ! Clean map min=-0.0031988 max=0.25219 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1101+384_S.log closed on Wed Aug 20 16:47:57 2008