! Started logfile: 0919-260_S.log on Tue Jan 22 20:53:20 2008 observe 0919-260_S.edt ! Reading UV FITS file: 0919-260_S.edt ! AN table 1: 20 integrations on 136 of 136 possible baselines. ! AN table 2: 28 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.139859 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0919-260 ! ! 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 1259 lines of history. ! ! Reading 3652 visibilities. ![@gonzo5-0.4 0919-260_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 = 5.0 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 340 telescope corrections were flagged in sub-array 1. ! A total of 301 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 340 telescope corrections were flagged in sub-array 1. ! A total of 301 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 340 telescope corrections were flagged in sub-array 1. ! A total of 301 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 340 telescope corrections were flagged in sub-array 1. ! A total of 297 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.349815Jy sigma=0.004497 ! Fit after self-cal, rms=0.348199Jy sigma=0.004467 ! 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=2.783 mas, bmaj=7.055 mas, bpa=-9.662 degrees ! Estimated noise=1961.82 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 = 0.543881 Jy ! Total flux subtracted in 50 components = 0.543881 Jy ! Clean residual min=-0.065102 max=0.183467 Jy/beam ! Clean residual mean=-0.001223 rms=0.026069 Jy/beam ! Combined flux in latest and established models = 0.543881 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 10 components and 0.543881 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372422Jy sigma=0.005514 ! Fit after self-cal, rms=0.372409Jy sigma=0.005514 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.211027 Jy ! Total flux subtracted in 50 components = 0.211027 Jy ! Clean residual min=-0.039867 max=0.105755 Jy/beam ! Clean residual mean=-0.000769 rms=0.015873 Jy/beam ! Combined flux in latest and established models = 0.754909 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 18 components and 0.754909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235545Jy sigma=0.003488 ! Fit after self-cal, rms=0.235388Jy sigma=0.003487 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122853 Jy ! Total flux subtracted in 50 components = 0.122853 Jy ! Clean residual min=-0.026399 max=0.061786 Jy/beam ! Clean residual mean=-0.000506 rms=0.010283 Jy/beam ! Combined flux in latest and established models = 0.877762 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 24 components and 0.877762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162358Jy sigma=0.002378 ! Fit after self-cal, rms=0.162251Jy sigma=0.002377 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0734937 Jy ! Total flux subtracted in 50 components = 0.0734937 Jy ! Clean residual min=-0.019439 max=0.040485 Jy/beam ! Clean residual mean=-0.000348 rms=0.007284 Jy/beam ! Combined flux in latest and established models = 0.951255 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 42 components and 0.951255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124692Jy sigma=0.001782 ! Fit after self-cal, rms=0.124568Jy sigma=0.001781 ! Inverting map ! Added new window around map position (-4.4, 1.2). ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0491956 Jy ! Total flux subtracted in 50 components = 0.0491956 Jy ! Clean residual min=-0.015078 max=0.026810 Jy/beam ! Clean residual mean=-0.000247 rms=0.005430 Jy/beam ! Combined flux in latest and established models = 1.00045 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 56 components and 1.00045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103768Jy sigma=0.001442 ! Fit after self-cal, rms=0.103277Jy sigma=0.001439 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347115 Jy ! Total flux subtracted in 50 components = 0.0347115 Jy ! Clean residual min=-0.012842 max=0.019605 Jy/beam ! Clean residual mean=-0.000177 rms=0.004168 Jy/beam ! Combined flux in latest and established models = 1.03516 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 64 components and 1.03516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091105Jy sigma=0.001235 ! Fit after self-cal, rms=0.090768Jy sigma=0.001233 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0246456 Jy ! Total flux subtracted in 50 components = 0.0246456 Jy ! Clean residual min=-0.012104 max=0.014642 Jy/beam ! Clean residual mean=-0.000127 rms=0.003352 Jy/beam ! Combined flux in latest and established models = 1.05981 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 71 components and 1.05981 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083867Jy sigma=0.001115 ! Fit after self-cal, rms=0.083646Jy sigma=0.001114 ! 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=3.501 mas, bmaj=8.919 mas, bpa=-6.674 degrees ! Estimated noise=1091.06 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 = 0.026942 Jy ! Component: 100 - total flux cleaned = 0.0423974 Jy ! Total flux subtracted in 100 components = 0.0423974 Jy ! Clean residual min=-0.008920 max=0.012950 Jy/beam ! Clean residual mean=-0.000081 rms=0.002774 Jy/beam ! Combined flux in latest and established models = 1.10221 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 49 model components to the UV plane model. ! The established model now contains 107 components and 1.10221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076332Jy sigma=0.000986 ! Fit after self-cal, rms=0.075950Jy sigma=0.000983 ! Inverting map ! Added new window around map position (-50.4, 82.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128935 Jy ! Component: 100 - total flux cleaned = 0.0208779 Jy ! Total flux subtracted in 100 components = 0.0208779 Jy ! Clean residual min=-0.007601 max=0.007102 Jy/beam ! Clean residual mean=-0.000023 rms=0.002013 Jy/beam ! Combined flux in latest and established models = 1.12308 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 128 components and 1.12308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073928Jy sigma=0.000951 ! Fit after self-cal, rms=0.073790Jy sigma=0.000950 ! 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 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.01 ! KK 1.00* KP 1.00 LA 1.00 MC 1.00* ! MK 1.01 NL 0.99 NY 1.00* ON 1.00* ! OV 1.00 PT 1.00 SC 1.01 WF 1.01 ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.01 ! KK 1.00* KP 1.00 LA 1.00 MC 1.00* ! MK 1.01 NL 0.98 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 WF 1.01 ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.00 ! KK 1.00* KP 0.99 LA 1.00 MC 1.00* ! MK 1.00 NL 0.98 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 0.99 WF 1.00 ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 GC 1.00* HN 1.00 ! KK 1.00* KP 0.99 LA 1.00 MC 1.00* ! MK 1.00 NL 0.97 NY 1.00* ON 1.00* ! OV 1.00 PT 0.99 SC 1.00 WF 1.00 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.073790Jy sigma=0.000950 ! Fit after self-cal, rms=0.073002Jy sigma=0.000942 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=8.926 mas, bpa=-6.656 degrees ! Estimated noise=1085.97 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 = 0.0038368 Jy ! Component: 100 - total flux cleaned = 0.00450452 Jy ! Total flux subtracted in 100 components = 0.00450452 Jy ! Clean residual min=-0.005538 max=0.006561 Jy/beam ! Clean residual mean=0.000021 rms=0.001580 Jy/beam ! Combined flux in latest and established models = 1.12759 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 154 components and 1.12759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072646Jy sigma=0.000937 ! Fit after self-cal, rms=0.072593Jy sigma=0.000936 ! Inverting map ! Added new window around map position (98.4, -61.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00492365 Jy ! Component: 100 - total flux cleaned = 0.00645854 Jy ! Total flux subtracted in 100 components = 0.00645854 Jy ! Clean residual min=-0.005196 max=0.005192 Jy/beam ! Clean residual mean=0.000009 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 1.13405 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 175 components and 1.13405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072151Jy sigma=0.000930 ! Fit after self-cal, rms=0.072122Jy sigma=0.000930 ! 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 (15.6, 50). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462897 Jy ! Component: 100 - total flux cleaned = 0.00556767 Jy ! Total flux subtracted in 100 components = 0.00556767 Jy ! Clean residual min=-0.004679 max=0.004585 Jy/beam ! Clean residual mean=-0.000000 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 1.13961 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 193 components and 1.13961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071830Jy sigma=0.000926 ! Fit after self-cal, rms=0.071580Jy sigma=0.000922 ! Inverting map and beam ! Estimated beam: bmin=3.506 mas, bmaj=8.927 mas, bpa=-6.653 degrees ! Estimated noise=1085.8 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 = 0.00125274 Jy ! Component: 100 - total flux cleaned = 0.00183267 Jy ! Total flux subtracted in 100 components = 0.00183267 Jy ! Clean residual min=-0.004522 max=0.004246 Jy/beam ! Clean residual mean=0.000001 rms=0.001186 Jy/beam ! Combined flux in latest and established models = 1.14145 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 206 components and 1.14145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071447Jy sigma=0.000920 ! Fit after self-cal, rms=0.071424Jy sigma=0.000920 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0919-260_S ! Writing UV FITS file: 0919-260_S.uvf ! Writing 206 model components to file: 0919-260_S.mod ! wwins: Wrote 5 windows to 0919-260_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.506 x 8.927 at -6.653 degrees (North through East) ! Clean map min=-0.0044431 max=0.79105 Jy/beam ! Writing clean map to FITS file: 0919-260_S.fits ! Writing difmap environment to: 0919-260_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0919-260_S] device 0919-260_Suv.ps/vps,1,2 ! Attempting to open device: '0919-260_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0919-260_Sim.ps/vps ! Attempting to open device: '0919-260_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=3.506 mas, bmaj=8.927 mas, bpa=-6.653 degrees ! Estimated noise=1085.8 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.506 x 8.927 at -6.653 degrees (North through East) ! Clean map min=-0.0044431 max=0.79105 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo5-0.4] quit ! Quitting program ! Log file 0919-260_S.log closed on Tue Jan 22 20:53:27 2008