! Started logfile: 1749+096_S.log on Fri Aug 22 15:37:15 2008 observe 1749+096_S.edt ! Reading UV FITS file: 1749+096_S.edt ! AN table 1: 37 integrations on 171 of 171 possible baselines. ! AN table 2: 11 integrations on 171 of 171 possible baselines. ! AN table 3: 43 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.127948 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1749+096 ! ! 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 7964 visibilities. ![@gonzo7-0.4 1749+096_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 478 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 688 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 478 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 688 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 478 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 688 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 478 telescope corrections were flagged in sub-array 1. ! A total of 209 telescope corrections were flagged in sub-array 2. ! A total of 685 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.325064Jy sigma=4.442668 ! Fit after self-cal, rms=0.324129Jy sigma=4.456391 ! 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=1.966 mas, bmaj=5.464 mas, bpa=-8.339 degrees ! Estimated noise=1.16942 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 = 0.873179 Jy ! Total flux subtracted in 50 components = 0.873179 Jy ! Clean residual min=-0.045380 max=0.243545 Jy/beam ! Clean residual mean=0.000020 rms=0.015400 Jy/beam ! Combined flux in latest and established models = 0.873179 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 0.873179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.405338Jy sigma=5.841337 ! Fit after self-cal, rms=0.405339Jy sigma=5.841336 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.213809 Jy ! Total flux subtracted in 50 components = 0.213809 Jy ! Clean residual min=-0.034982 max=0.089893 Jy/beam ! Clean residual mean=-0.000075 rms=0.009753 Jy/beam ! Combined flux in latest and established models = 1.08699 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 1.08699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285783Jy sigma=3.827008 ! Fit after self-cal, rms=0.285642Jy sigma=3.825883 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0965595 Jy ! Total flux subtracted in 50 components = 0.0965595 Jy ! Clean residual min=-0.036168 max=0.053589 Jy/beam ! Clean residual mean=-0.000118 rms=0.008179 Jy/beam ! Combined flux in latest and established models = 1.18355 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 8 components and 1.18355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255633Jy sigma=3.425085 ! Fit after self-cal, rms=0.255525Jy sigma=3.423699 ! 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=2.503 mas, bmaj=7.196 mas, bpa=-11.88 degrees ! Estimated noise=0.707523 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 = 0.0480539 Jy ! Component: 100 - total flux cleaned = 0.0674673 Jy ! Total flux subtracted in 100 components = 0.0674673 Jy ! Clean residual min=-0.036312 max=0.053328 Jy/beam ! Clean residual mean=-0.000515 rms=0.009102 Jy/beam ! Combined flux in latest and established models = 1.25101 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 1.25101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.244926Jy sigma=3.388555 ! Fit after self-cal, rms=0.244827Jy sigma=3.387648 ! 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 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.12 GC 1.00* HH 1.00* ! HN 0.97 KK 0.75 KP 0.94 LA 1.11 ! MA 1.00* MK 0.88 NL 0.95 NY 1.23 ! OV 1.02 PT 1.05 SC 0.75 TS 1.05 ! WF 1.02 WZ 1.27 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 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.15 GC 1.02 HH 1.00* ! HN 0.94 KK 1.00* KP 0.96 LA 1.11 ! MA 1.00* MK 1.00* NL 0.93 NY 1.19 ! OV 1.04 PT 1.05 SC 0.83 TS 1.00* ! WF 1.07 WZ 1.13 GG 1.00* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.04 GC 1.00* HH 1.00* ! HN 1.04 KK 0.74 KP 1.07 LA 1.11 ! MA 1.00* MK 0.93 NL 1.10 NY 1.18 ! OV 0.94 PT 0.90 SC 0.99 TS 1.07 ! WF 1.01 WZ 1.14 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 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.04 GC 0.98 HH 1.00* ! HN 1.01 KK 1.00* KP 1.04 LA 1.13 ! MA 1.00* MK 1.00* NL 1.08 NY 1.21 ! OV 0.97 PT 0.89 SC 1.03 TS 1.00* ! WF 1.04 WZ 1.09 GG 1.00* ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 GC 1.00* HH 1.00* ! HN 1.23 KK 0.76 KP 1.14 LA 0.92 ! MA 1.00* MK 0.92 NL 1.07 NY 1.25 ! OV 1.03 PT 0.94 SC 1.06 TS 1.07 ! WF 1.22 WZ 1.14 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 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 GC 0.64 HH 1.00* ! HN 1.23 KK 1.00* KP 1.11 LA 0.93 ! MA 1.00* MK 1.00* NL 0.94 NY 1.23 ! OV 1.04 PT 0.92 SC 1.02 TS 1.00* ! WF 1.07 WZ 1.08 GG 1.00* ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.87 GC 1.00* HH 1.00* ! HN 1.20 KK 0.80 KP 1.14 LA 0.77 ! MA 1.00* MK 0.84 NL 1.02 NY 1.20 ! OV 0.95 PT 0.91 SC 1.03 TS 1.06 ! WF 1.03 WZ 1.13 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 0.95 FD 0.91 GC 0.93 HH 1.00* ! HN 1.22 KK 1.00* KP 1.12 LA 0.79 ! MA 1.00* MK 1.00* NL 0.96 NY 1.19 ! OV 0.95 PT 0.97 SC 1.07 TS 1.00* ! WF 1.05 WZ 1.06 GG 1.00* ! ! ! Fit before self-cal, rms=0.244827Jy sigma=3.387648 ! Fit after self-cal, rms=0.127418Jy sigma=1.425408 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.519 mas, bmaj=7.241 mas, bpa=-11.84 degrees ! Estimated noise=0.704668 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, 7.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197858 Jy ! Component: 100 - total flux cleaned = 0.0288927 Jy ! Total flux subtracted in 100 components = 0.0288927 Jy ! Clean residual min=-0.005391 max=0.008350 Jy/beam ! Clean residual mean=0.000543 rms=0.001664 Jy/beam ! Combined flux in latest and established models = 1.27991 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 36 components and 1.27991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124466Jy sigma=1.374033 ! Fit after self-cal, rms=0.124138Jy sigma=1.367755 ! 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 (19.6, 26.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793558 Jy ! Component: 100 - total flux cleaned = 0.0114657 Jy ! Total flux subtracted in 100 components = 0.0114657 Jy ! Clean residual min=-0.004740 max=0.006364 Jy/beam ! Clean residual mean=0.000496 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 1.29137 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 1.29137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.123376Jy sigma=1.355626 ! Fit after self-cal, rms=0.119392Jy sigma=1.254233 ! Inverting map and beam ! Estimated beam: bmin=2.517 mas, bmaj=7.234 mas, bpa=-11.87 degrees ! Estimated noise=0.706928 mJy/beam. ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00771372 Jy ! Component: 100 - total flux cleaned = 0.0111256 Jy ! Total flux subtracted in 100 components = 0.0111256 Jy ! Clean residual min=-0.004028 max=0.005316 Jy/beam ! Clean residual mean=0.000193 rms=0.001086 Jy/beam ! Combined flux in latest and established models = 1.3025 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 1.3025 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118792Jy sigma=1.247089 ! Fit after self-cal, rms=0.117874Jy sigma=1.231252 ! Inverting map and beam ! Estimated beam: bmin=2.515 mas, bmaj=7.233 mas, bpa=-11.88 degrees ! Estimated noise=0.707125 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) ! Added new window around map position (-28, 71.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0054068 Jy ! Component: 100 - total flux cleaned = 0.00732061 Jy ! Total flux subtracted in 100 components = 0.00732061 Jy ! Clean residual min=-0.003518 max=0.004581 Jy/beam ! Clean residual mean=0.000133 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 1.30982 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 73 components and 1.30982 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117530Jy sigma=1.227825 ! Fit after self-cal, rms=0.117505Jy sigma=1.226332 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1749+096_S ! Writing UV FITS file: 1749+096_S.uvf ! Writing 73 model components to file: 1749+096_S.mod ! wwins: Wrote 4 windows to 1749+096_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.515 x 7.233 at -11.88 degrees (North through East) ! Clean map min=-0.0034181 max=1.1509 Jy/beam ! Writing clean map to FITS file: 1749+096_S.fits ! Writing difmap environment to: 1749+096_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1749+096_S] device 1749+096_Suv.ps/vps,1,2 ! Attempting to open device: '1749+096_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1749+096_Sim.ps/vps ! Attempting to open device: '1749+096_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=2.515 mas, bmaj=7.233 mas, bpa=-11.88 degrees ! Estimated noise=0.707125 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.515 x 7.233 at -11.88 degrees (North through East) ! Clean map min=-0.0034181 max=1.1509 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1749+096_S.log closed on Fri Aug 22 15:37:25 2008