! Started logfile: 1334-127_S.log on Thu Aug 21 14:19:12 2008 observe 1334-127_S.edt ! Reading UV FITS file: 1334-127_S.edt ! AN table 1: 12 integrations on 171 of 171 possible baselines. ! AN table 2: 65 integrations on 171 of 171 possible baselines. ! AN table 3: 27 integrations on 171 of 171 possible baselines. ! Apparent sampling: 0.0715812 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1334-127 ! ! 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 5092 visibilities. ![@gonzo7-0.4 1334-127_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 147 telescope corrections were flagged in sub-array 1. ! A total of 997 telescope corrections were flagged in sub-array 2. ! A total of 513 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 147 telescope corrections were flagged in sub-array 1. ! A total of 997 telescope corrections were flagged in sub-array 2. ! A total of 501 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 147 telescope corrections were flagged in sub-array 1. ! A total of 997 telescope corrections were flagged in sub-array 2. ! A total of 513 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 147 telescope corrections were flagged in sub-array 1. ! A total of 997 telescope corrections were flagged in sub-array 2. ! A total of 507 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.720177Jy sigma=20.240849 ! Fit after self-cal, rms=1.726387Jy sigma=20.333862 ! 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=2.136 mas, bmaj=6.798 mas, bpa=-1.855 degrees ! Estimated noise=1.57447 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 = 1.95477 Jy ! Total flux subtracted in 50 components = 1.95477 Jy ! Clean residual min=-0.123810 max=0.545198 Jy/beam ! Clean residual mean=0.000319 rms=0.033928 Jy/beam ! Combined flux in latest and established models = 1.95477 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 1.95477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.886017Jy sigma=9.162140 ! Fit after self-cal, rms=0.886017Jy sigma=9.162141 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.451244 Jy ! Total flux subtracted in 50 components = 0.451244 Jy ! Clean residual min=-0.099003 max=0.167766 Jy/beam ! Clean residual mean=0.000042 rms=0.022427 Jy/beam ! Combined flux in latest and established models = 2.40601 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.40601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.615211Jy sigma=5.988137 ! Fit after self-cal, rms=0.615064Jy sigma=5.986963 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.170405 Jy ! Total flux subtracted in 50 components = 0.170405 Jy ! Clean residual min=-0.101859 max=0.110175 Jy/beam ! Clean residual mean=-0.000066 rms=0.021011 Jy/beam ! Combined flux in latest and established models = 2.57642 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 13 components and 2.57642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.558131Jy sigma=5.668915 ! Fit after self-cal, rms=0.557808Jy sigma=5.665487 ! 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=2.674 mas, bmaj=8.681 mas, bpa=-6.569 degrees ! Estimated noise=1.04702 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 = 0.0834703 Jy ! Component: 100 - total flux cleaned = 0.0909048 Jy ! Total flux subtracted in 100 components = 0.0909048 Jy ! Clean residual min=-0.079019 max=0.093287 Jy/beam ! Clean residual mean=-0.001142 rms=0.021481 Jy/beam ! Combined flux in latest and established models = 2.66732 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 16 components and 2.66732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.534963Jy sigma=5.689956 ! Fit after self-cal, rms=0.534883Jy sigma=5.689349 ! 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 1.16 FD 1.06 GC 1.00* HH 1.00* ! HN 1.09 KK 0.94 KP 1.10 LA 1.06 ! MA 1.00* MK 1.12 NL 1.08 NY 1.00* ! OV 1.09 PT 1.02 SC 1.02 TS 1.00* ! WF 1.09 WZ 1.00* GG 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 GC 1.00* HH 1.00* ! HN 0.92 KK 0.83 KP 0.91 LA 1.04 ! MA 1.00* MK 0.74 NL 0.90 NY 1.00* ! OV 1.00 PT 1.01 SC 0.90 TS 1.04 ! WF 1.13 WZ 1.02 GG 1.00* ! ! 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 1.08 FD 1.08 GC 1.00* HH 1.00* ! HN 1.09 KK 0.99 KP 1.07 LA 1.08 ! MA 1.00* MK 1.08 NL 1.07 NY 1.00* ! OV 1.08 PT 1.02 SC 1.03 TS 1.00* ! WF 1.09 WZ 1.00* GG 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.93 GC 1.00* HH 1.00* ! HN 1.00 KK 0.84 KP 1.02 LA 1.06 ! MA 1.00* MK 0.79 NL 1.02 NY 1.00* ! OV 0.94 PT 0.84 SC 1.03 TS 1.08 ! WF 1.10 WZ 0.96 GG 1.00* ! ! A total of 12 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 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.06 GC 1.00* HH 1.00* ! HN 1.04 KK 0.92 KP 1.04 LA 1.06 ! MA 1.00* MK 1.08 NL 1.07 NY 1.00* ! OV 1.06 PT 0.99 SC 1.04 TS 1.00* ! WF 1.10 WZ 1.00* GG 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.87 GC 1.00* HH 1.00* ! HN 1.21 KK 0.80 KP 1.11 LA 0.88 ! MA 1.00* MK 0.76 NL 0.93 NY 1.00* ! OV 1.02 PT 0.90 SC 1.15 TS 1.02 ! WF 1.16 WZ 0.94 GG 1.00* ! ! 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 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 GC 1.00* HH 1.00* ! HN 1.05 KK 1.05 KP 1.04 LA 1.07 ! MA 1.00* MK 1.06 NL 1.05 NY 1.00* ! OV 1.07 PT 0.99 SC 1.00 TS 1.00* ! WF 1.12 WZ 1.00* GG 1.00* ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.81 GC 1.00* HH 1.00* ! HN 1.17 KK 0.84 KP 1.07 LA 0.73 ! MA 1.00* MK 0.69 NL 0.92 NY 1.00* ! OV 0.92 PT 0.88 SC 1.14 TS 1.04 ! WF 1.15 WZ 0.96 GG 1.00* ! ! 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* ! ! ! Fit before self-cal, rms=0.534883Jy sigma=5.689349 ! Fit after self-cal, rms=0.136163Jy sigma=1.310376 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.727 mas, bmaj=9.144 mas, bpa=-7.195 degrees ! Estimated noise=1.06266 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 = 0.00483043 Jy ! Component: 100 - total flux cleaned = 0.00755522 Jy ! Total flux subtracted in 100 components = 0.00755522 Jy ! Clean residual min=-0.012227 max=0.019728 Jy/beam ! Clean residual mean=-0.000127 rms=0.003155 Jy/beam ! Combined flux in latest and established models = 2.67488 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 2.67488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134323Jy sigma=1.291037 ! Fit after self-cal, rms=0.134075Jy sigma=1.288806 ! Inverting map ! Added new window around map position (6, -8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163738 Jy ! Component: 100 - total flux cleaned = 0.0188026 Jy ! Total flux subtracted in 100 components = 0.0188026 Jy ! Clean residual min=-0.011175 max=0.013234 Jy/beam ! Clean residual mean=-0.000210 rms=0.002730 Jy/beam ! Combined flux in latest and established models = 2.69368 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 37 components and 2.69368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131585Jy sigma=1.261682 ! Fit after self-cal, rms=0.131289Jy sigma=1.258276 ! 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 = 0.00310265 Jy ! Component: 100 - total flux cleaned = 0.00466041 Jy ! Total flux subtracted in 100 components = 0.00466041 Jy ! Clean residual min=-0.010989 max=0.012114 Jy/beam ! Clean residual mean=-0.000231 rms=0.002602 Jy/beam ! Combined flux in latest and established models = 2.69834 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 2.69834 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130272Jy sigma=1.249872 ! Fit after self-cal, rms=0.115023Jy sigma=1.090237 ! Inverting map and beam ! Estimated beam: bmin=2.729 mas, bmaj=9.144 mas, bpa=-7.171 degrees ! Estimated noise=1.0632 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 = 0.00486067 Jy ! Component: 100 - total flux cleaned = 0.0056267 Jy ! Total flux subtracted in 100 components = 0.0056267 Jy ! Clean residual min=-0.006514 max=0.007762 Jy/beam ! Clean residual mean=-0.000068 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 2.70396 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 58 components and 2.70397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.114496Jy sigma=1.085107 ! Fit after self-cal, rms=0.114453Jy sigma=1.084302 ! Inverting map ! Added new window around map position (15.6, -27.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00701139 Jy ! Component: 100 - total flux cleaned = 0.00953555 Jy ! Total flux subtracted in 100 components = 0.00953555 Jy ! Clean residual min=-0.006637 max=0.005470 Jy/beam ! Clean residual mean=-0.000109 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 2.7135 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 76 components and 2.7135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113922Jy sigma=1.077124 ! Fit after self-cal, rms=0.113876Jy sigma=1.076567 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 1334-127_S ! Writing UV FITS file: 1334-127_S.uvf ! Writing 76 model components to file: 1334-127_S.mod ! wwins: Wrote 3 windows to 1334-127_S.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.729 x 9.144 at -7.171 degrees (North through East) ! Clean map min=-0.0060657 max=2.5256 Jy/beam ! Writing clean map to FITS file: 1334-127_S.fits ! Writing difmap environment to: 1334-127_S.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 1334-127_S] device 1334-127_Suv.ps/vps,1,2 ! Attempting to open device: '1334-127_Suv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 1334-127_Sim.ps/vps ! Attempting to open device: '1334-127_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=2.729 mas, bmaj=9.144 mas, bpa=-7.171 degrees ! Estimated noise=1.0632 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.729 x 9.144 at -7.171 degrees (North through East) ! Clean map min=-0.0060657 max=2.5256 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.4] quit ! Quitting program ! Log file 1334-127_S.log closed on Thu Aug 21 14:19:20 2008