! Started logfile: OJ287_S.log on Thu Feb 7 20:19:26 2008 observe OJ287_S.edt ! Reading UV FITS file: OJ287_S.edt ! AN table 1: 47 integrations on 136 of 136 possible baselines. ! AN table 2: 147 integrations on 136 of 136 possible baselines. ! AN table 3: 65 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.290058 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: OJ287 ! ! 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 1251 lines of history. ! ! Reading 40868 visibilities. ![@gonzo6-0.4 OJ287_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 = 6.0 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 682 telescope corrections were flagged in sub-array 1. ! A total of 1220 telescope corrections were flagged in sub-array 2. ! A total of 800 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 701 telescope corrections were flagged in sub-array 1. ! A total of 1213 telescope corrections were flagged in sub-array 2. ! A total of 812 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 711 telescope corrections were flagged in sub-array 1. ! A total of 1238 telescope corrections were flagged in sub-array 2. ! A total of 842 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 725 telescope corrections were flagged in sub-array 1. ! A total of 1237 telescope corrections were flagged in sub-array 2. ! A total of 825 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.284335Jy sigma=0.004517 ! Fit after self-cal, rms=0.281387Jy sigma=0.004519 ! 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=1.885 mas, bmaj=4.313 mas, bpa=-16.18 degrees ! Estimated noise=811.148 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 = 0.804921 Jy ! Total flux subtracted in 50 components = 0.804921 Jy ! Clean residual min=-0.036227 max=0.226404 Jy/beam ! Clean residual mean=0.000018 rms=0.009826 Jy/beam ! Combined flux in latest and established models = 0.804921 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 0.804921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.404235Jy sigma=0.006617 ! Fit after self-cal, rms=0.404260Jy sigma=0.006616 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.22309 Jy ! Total flux subtracted in 50 components = 0.22309 Jy ! Clean residual min=-0.018934 max=0.102021 Jy/beam ! Clean residual mean=0.000013 rms=0.005942 Jy/beam ! Combined flux in latest and established models = 1.02801 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 1.02801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.256645Jy sigma=0.004153 ! Fit after self-cal, rms=0.256351Jy sigma=0.004151 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.113651 Jy ! Total flux subtracted in 50 components = 0.113651 Jy ! Clean residual min=-0.017394 max=0.053128 Jy/beam ! Clean residual mean=0.000010 rms=0.004372 Jy/beam ! Combined flux in latest and established models = 1.14166 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 4 model components to the UV plane model. ! The established model now contains 7 components and 1.14166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197150Jy sigma=0.003090 ! Fit after self-cal, rms=0.196989Jy sigma=0.003089 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0609482 Jy ! Total flux subtracted in 50 components = 0.0609482 Jy ! Clean residual min=-0.016467 max=0.030264 Jy/beam ! Clean residual mean=0.000009 rms=0.003775 Jy/beam ! Combined flux in latest and established models = 1.20261 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 16 components and 1.20261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173889Jy sigma=0.002634 ! Fit after self-cal, rms=0.173743Jy sigma=0.002632 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.037955 Jy ! Total flux subtracted in 50 components = 0.037955 Jy ! Clean residual min=-0.016059 max=0.026751 Jy/beam ! Clean residual mean=0.000008 rms=0.003506 Jy/beam ! Combined flux in latest and established models = 1.24057 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 26 components and 1.24057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163403Jy sigma=0.002412 ! Fit after self-cal, rms=0.163374Jy sigma=0.002412 ! Inverting map ! Added new window around map position (4.8, 2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0289667 Jy ! Total flux subtracted in 50 components = 0.0289667 Jy ! Clean residual min=-0.014988 max=0.022826 Jy/beam ! Clean residual mean=0.000007 rms=0.003339 Jy/beam ! Combined flux in latest and established models = 1.26953 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 31 components and 1.26953 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157246Jy sigma=0.002278 ! Fit after self-cal, rms=0.157178Jy sigma=0.002277 ! Inverting map ! Added new window around map position (-2.8, -0.8). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246324 Jy ! Total flux subtracted in 50 components = 0.0246324 Jy ! Clean residual min=-0.015144 max=0.019012 Jy/beam ! Clean residual mean=0.000007 rms=0.003219 Jy/beam ! Combined flux in latest and established models = 1.29416 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 35 components and 1.29416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152512Jy sigma=0.002175 ! Fit after self-cal, rms=0.152391Jy sigma=0.002174 ! 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=2.459 mas, bmaj=5.486 mas, bpa=-15.55 degrees ! Estimated noise=291.732 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 (-5.2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412897 Jy ! Component: 100 - total flux cleaned = 0.0681302 Jy ! Total flux subtracted in 100 components = 0.0681302 Jy ! Clean residual min=-0.012345 max=0.021302 Jy/beam ! Clean residual mean=-0.000034 rms=0.003572 Jy/beam ! Combined flux in latest and established models = 1.36229 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 64 components and 1.36229 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143680Jy sigma=0.001959 ! Fit after self-cal, rms=0.143417Jy sigma=0.001956 ! Inverting map ! Added new window around map position (13.2, -48). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0221384 Jy ! Component: 100 - total flux cleaned = 0.0378023 Jy ! Total flux subtracted in 100 components = 0.0378023 Jy ! Clean residual min=-0.012335 max=0.017797 Jy/beam ! Clean residual mean=-0.000026 rms=0.003112 Jy/beam ! Combined flux in latest and established models = 1.4001 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 76 components and 1.4001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140682Jy sigma=0.001888 ! Fit after self-cal, rms=0.140535Jy sigma=0.001886 ! 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 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 GC 1.01 HN 0.96 ! KK 1.00* KP 0.91 LA 0.96 MC 1.11 ! MK 1.00* NL 0.95 NY 0.96 ON 0.99 ! OV 0.98 PT 1.00* SC 0.91 WF 1.05 ! WZ 0.85 ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 GC 1.00* HN 0.96 ! KK 0.97 KP 0.95 LA 0.96 MC 1.10 ! MK 0.94 NL 0.96 NY 0.98 ON 0.98 ! OV 1.00 PT 1.01 SC 0.93 WF 1.00 ! WZ 0.97 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 0.98 ! KK 1.00* KP 1.00* LA 1.00* MC 0.96 ! MK 1.00* NL 0.94 NY 0.97 ON 0.99 ! OV 1.00* PT 1.00* SC 0.87 WF 1.12 ! WZ 0.89 ! ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 GC 1.02 HN 0.97 ! KK 1.00* KP 0.98 LA 1.00 MC 1.13 ! MK 1.00* NL 1.08 NY 0.96 ON 0.98 ! OV 0.94 PT 1.00* SC 0.98 WF 1.04 ! WZ 0.80 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.01 GC 1.00* HN 0.98 ! KK 0.95 KP 0.96 LA 0.99 MC 1.20 ! MK 0.98 NL 1.04 NY 0.98 ON 0.97 ! OV 0.95 PT 0.96 SC 1.01 WF 0.99 ! WZ 0.94 ! ! A total of 12 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.00 ! KK 1.00* KP 1.00* LA 1.00* MC 0.93 ! MK 1.00* NL 1.06 NY 0.96 ON 0.99 ! OV 1.00* PT 1.00* SC 0.92 WF 1.11 ! WZ 0.88 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 1.08 HN 1.07 ! KK 1.00* KP 1.01 LA 0.95 MC 1.76 ! MK 1.00* NL 1.03 NY 0.97 ON 1.04 ! OV 0.97 PT 1.00* SC 1.03 WF 1.10 ! WZ 0.81 ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.09 ! KK 0.99 KP 1.06 LA 0.97 MC 1.33 ! MK 0.95 NL 1.04 NY 1.00 ON 1.01 ! OV 1.03 PT 1.02 SC 1.07 WF 1.04 ! WZ 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.11 ! KK 1.00* KP 1.00* LA 1.00* MC 1.33 ! MK 1.00* NL 1.02 NY 1.01 ON 1.02 ! OV 1.00* PT 1.00* SC 0.97 WF 1.14 ! WZ 0.85 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 GC 1.09 HN 1.05 ! KK 1.00* KP 1.02 LA 0.91 MC 1.98 ! MK 1.00* NL 1.09 NY 0.99 ON 1.03 ! OV 0.86 PT 1.00* SC 1.07 WF 1.15 ! WZ 0.81 ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 GC 1.00* HN 1.08 ! KK 1.01 KP 1.04 LA 0.92 MC 1.43 ! MK 0.95 NL 1.06 NY 1.03 ON 1.01 ! OV 0.97 PT 1.04 SC 1.10 WF 1.08 ! WZ 0.93 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HN 1.09 ! KK 1.00* KP 1.00* LA 1.00* MC 1.31 ! MK 1.00* NL 1.08 NY 1.00 ON 1.01 ! OV 1.00* PT 1.00* SC 0.99 WF 1.15 ! WZ 0.85 ! ! ! Fit before self-cal, rms=0.140535Jy sigma=0.001886 ! Fit after self-cal, rms=0.108777Jy sigma=0.001324 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.493 mas, bmaj=5.507 mas, bpa=-15.45 degrees ! Estimated noise=291.434 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 = -0.000300895 Jy ! Component: 100 - total flux cleaned = -0.00211227 Jy ! Total flux subtracted in 100 components = -0.00211227 Jy ! Clean residual min=-0.005977 max=0.004638 Jy/beam ! Clean residual mean=-0.000006 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 1.39799 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 84 components and 1.39799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107628Jy sigma=0.001307 ! Fit after self-cal, rms=0.107548Jy sigma=0.001306 ! 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 = 1.35537e-05 Jy ! Component: 100 - total flux cleaned = 5.78822e-06 Jy ! Total flux subtracted in 100 components = 5.78822e-06 Jy ! Clean residual min=-0.004819 max=0.004104 Jy/beam ! Clean residual mean=-0.000005 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 1.39799 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 1.39799 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.107070Jy sigma=0.001299 ! Fit after self-cal, rms=0.100689Jy sigma=0.001208 ! Inverting map and beam ! Estimated beam: bmin=2.499 mas, bmaj=5.499 mas, bpa=-15.38 degrees ! Estimated noise=291.345 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 = -0.00417188 Jy ! Component: 100 - total flux cleaned = -0.00628796 Jy ! Total flux subtracted in 100 components = -0.00628796 Jy ! Clean residual min=-0.004300 max=0.003782 Jy/beam ! Clean residual mean=-0.000011 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 1.3917 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 100 components and 1.3917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100124Jy sigma=0.001199 ! Fit after self-cal, rms=0.100100Jy sigma=0.001199 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save OJ287_S ! Writing UV FITS file: OJ287_S.uvf ! Writing 100 model components to file: OJ287_S.mod ! wwins: Wrote 5 windows to OJ287_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.499 x 5.499 at -15.38 degrees (North through East) ! Clean map min=-0.0038267 max=1.1124 Jy/beam ! Writing clean map to FITS file: OJ287_S.fits ! Writing difmap environment to: OJ287_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot OJ287_S] device OJ287_Suv.ps/vps,1,2 ! Attempting to open device: 'OJ287_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device OJ287_Sim.ps/vps ! Attempting to open device: 'OJ287_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=2.499 mas, bmaj=5.499 mas, bpa=-15.38 degrees ! Estimated noise=291.345 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.499 x 5.499 at -15.38 degrees (North through East) ! Clean map min=-0.0038267 max=1.1124 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo6-0.4] quit ! Quitting program ! Log file OJ287_S.log closed on Thu Feb 7 20:19:38 2008