! Started logfile: 1622-253_S.log on Thu Aug 21 17:11:42 2008 observe 1622-253_S.edt ! Reading UV FITS file: 1622-253_S.edt ! AN table 1: 8 integrations on 171 of 171 possible baselines. ! AN table 2: 13 integrations on 171 of 171 possible baselines. ! AN table 3: 34 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0396598 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1622-253 ! ! 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 1492 visibilities. ![@gonzo7-0.4 1622-253_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 98 telescope corrections were flagged in sub-array 1. ! A total of 247 telescope corrections were flagged in sub-array 2. ! A total of 646 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 98 telescope corrections were flagged in sub-array 1. ! A total of 247 telescope corrections were flagged in sub-array 2. ! A total of 646 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 98 telescope corrections were flagged in sub-array 1. ! A total of 247 telescope corrections were flagged in sub-array 2. ! A total of 640 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 98 telescope corrections were flagged in sub-array 1. ! A total of 247 telescope corrections were flagged in sub-array 2. ! A total of 637 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.327210Jy sigma=3.760295 ! Fit after self-cal, rms=0.312481Jy sigma=3.749530 ! 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=2.395 mas, bmaj=6.326 mas, bpa=0.3779 degrees ! Estimated noise=2.20306 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 = 0.589316 Jy ! Total flux subtracted in 50 components = 0.589316 Jy ! Clean residual min=-0.049297 max=0.165238 Jy/beam ! Clean residual mean=0.000474 rms=0.018658 Jy/beam ! Combined flux in latest and established models = 0.589316 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 0.589316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297475Jy sigma=4.635660 ! Fit after self-cal, rms=0.297504Jy sigma=4.635592 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15577 Jy ! Total flux subtracted in 50 components = 0.155769 Jy ! Clean residual min=-0.029550 max=0.074788 Jy/beam ! Clean residual mean=0.000327 rms=0.011144 Jy/beam ! Combined flux in latest and established models = 0.745086 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 15 components and 0.745086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218155Jy sigma=3.087172 ! Fit after self-cal, rms=0.217892Jy sigma=3.085243 ! 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=2.854 mas, bmaj=7.764 mas, bpa=0.383 degrees ! Estimated noise=1.7654 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 = 0.0971529 Jy ! Component: 100 - total flux cleaned = 0.143497 Jy ! Total flux subtracted in 100 components = 0.143497 Jy ! Clean residual min=-0.024685 max=0.039071 Jy/beam ! Clean residual mean=0.000284 rms=0.007968 Jy/beam ! Combined flux in latest and established models = 0.888583 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 45 components and 0.888583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183151Jy sigma=2.265982 ! Fit after self-cal, rms=0.183174Jy sigma=2.264639 ! 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 0.93 FD 1.05 GC 1.00* HH 1.00* ! HN 1.00* KK 0.88 KP 0.91 LA 1.10 ! MA 1.00* MK 0.99 NL 0.86 NY 1.00* ! OV 1.00 PT 1.00 SC 0.81 TS 1.00* ! WF 1.13 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.03 GC 1.00* HH 1.00* ! HN 1.00* KK 0.87 KP 1.01 LA 1.09 ! MA 1.00* MK 1.09 NL 1.11 NY 1.00* ! OV 0.90 PT 0.86 SC 0.97 TS 1.00* ! WF 1.30 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 GC 1.00* HH 1.00* ! HN 1.00* KK 0.88 KP 1.14 LA 0.93 ! MA 1.00* MK 1.08 NL 1.09 NY 1.00* ! OV 1.02 PT 0.91 SC 1.12 TS 1.00* ! WF 1.42 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.88 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 1.15 LA 0.80 ! MA 1.00* MK 0.99 NL 1.02 NY 1.00* ! OV 0.95 PT 0.91 SC 1.05 TS 1.00* ! WF 1.20 WZ 1.00* GG 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MK 0.00* NL 0.00* NY 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GG 0.00* ! ! ! Fit before self-cal, rms=0.183174Jy sigma=2.264639 ! Fit after self-cal, rms=0.138094Jy sigma=1.433190 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.849 mas, bmaj=8.092 mas, bpa=0.1589 degrees ! Estimated noise=1.71682 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 = 0.0116586 Jy ! Component: 100 - total flux cleaned = 0.0127914 Jy ! Total flux subtracted in 100 components = 0.0127914 Jy ! Clean residual min=-0.012909 max=0.014828 Jy/beam ! Clean residual mean=0.000253 rms=0.004067 Jy/beam ! Combined flux in latest and established models = 0.901374 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 52 components and 0.901374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136805Jy sigma=1.411308 ! Fit after self-cal, rms=0.136917Jy sigma=1.410593 ! 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 = 0.000439885 Jy ! Component: 100 - total flux cleaned = 0.000598774 Jy ! Total flux subtracted in 100 components = 0.000598774 Jy ! Clean residual min=-0.013024 max=0.014429 Jy/beam ! Clean residual mean=0.000253 rms=0.004046 Jy/beam ! Combined flux in latest and established models = 0.901973 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.901973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136715Jy sigma=1.407536 ! Fit after self-cal, rms=0.131856Jy sigma=1.352414 ! Inverting map and beam ! Estimated beam: bmin=2.822 mas, bmaj=8.074 mas, bpa=-0.1463 degrees ! Estimated noise=1.71513 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 = 0.00954042 Jy ! Component: 100 - total flux cleaned = 0.0104835 Jy ! Total flux subtracted in 100 components = 0.0104835 Jy ! Clean residual min=-0.011416 max=0.013241 Jy/beam ! Clean residual mean=0.000194 rms=0.003455 Jy/beam ! Combined flux in latest and established models = 0.912457 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 64 components and 0.912457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130990Jy sigma=1.333863 ! Fit after self-cal, rms=0.131045Jy sigma=1.333732 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1622-253_S ! Writing UV FITS file: 1622-253_S.uvf ! Writing 64 model components to file: 1622-253_S.mod ! wwins: Wrote 1 windows to 1622-253_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.822 x 8.074 at -0.1463 degrees (North through East) ! Clean map min=-0.011229 max=0.76069 Jy/beam ! Writing clean map to FITS file: 1622-253_S.fits ! Writing difmap environment to: 1622-253_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1622-253_S] device 1622-253_Suv.ps/vps,1,2 ! Attempting to open device: '1622-253_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1622-253_Sim.ps/vps ! Attempting to open device: '1622-253_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=2.822 mas, bmaj=8.074 mas, bpa=-0.1463 degrees ! Estimated noise=1.71513 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.822 x 8.074 at -0.1463 degrees (North through East) ! Clean map min=-0.011229 max=0.76069 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1622-253_S.log closed on Thu Aug 21 17:11:50 2008