! Started logfile: 0458-020_X.log on Mon Mar 3 19:59:13 2008 observe 0458-020_X.edt ! Reading UV FITS file: 0458-020_X.edt ! AN table 1: 50 integrations on 136 of 136 possible baselines. ! AN table 2: 8 integrations on 136 of 136 possible baselines. ! AN table 3: 9 integrations on 136 of 136 possible baselines. ! AN table 4: 21 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.109709 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0458-020 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1214 lines of history. ! ! Reading 5252 visibilities. ![@gonzo8-0.1 0458-020_X] print "***********************************" ! *********************************** print "*** Using gonzo instruction set ***" ! *** Using gonzo instruction set *** print "***********************************" ! *********************************** float field_size field_size = 1024 float field_cell field_cell = 0.1 integer clean_niter clean_niter = 50 float clean_gain clean_gain = 0.03 float dynam dynam = 8.0 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 0.100x0.100 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 751 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 144 telescope corrections were flagged in sub-array 3. ! A total of 348 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 751 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 144 telescope corrections were flagged in sub-array 3. ! A total of 342 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 760 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 144 telescope corrections were flagged in sub-array 3. ! A total of 339 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 783 telescope corrections were flagged in sub-array 1. ! A total of 92 telescope corrections were flagged in sub-array 2. ! A total of 150 telescope corrections were flagged in sub-array 3. ! A total of 348 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.382454Jy sigma=0.005602 ! Fit after self-cal, rms=0.379523Jy sigma=0.005659 ! 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=0.5605 mas, bmaj=1.967 mas, bpa=-5.611 degrees ! Estimated noise=1933.22 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 = 0.475975 Jy ! Total flux subtracted in 50 components = 0.475975 Jy ! Clean residual min=-0.028062 max=0.132743 Jy/beam ! Clean residual mean=0.000714 rms=0.008867 Jy/beam ! Combined flux in latest and established models = 0.475975 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 0.475975 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211436Jy sigma=0.003812 ! Fit after self-cal, rms=0.211437Jy sigma=0.003812 ! Inverting map ! clean: niter=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.107972 Jy ! Total flux subtracted in 50 components = 0.107972 Jy ! Clean residual min=-0.019018 max=0.039508 Jy/beam ! Clean residual mean=0.000536 rms=0.005405 Jy/beam ! Combined flux in latest and established models = 0.583947 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.583947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141856Jy sigma=0.002585 ! Fit after self-cal, rms=0.141692Jy sigma=0.002584 ! 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=0.7529 mas, bmaj=2.408 mas, bpa=-4.988 degrees ! Estimated noise=1230.03 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 = 0.0821604 Jy ! Component: 100 - total flux cleaned = 0.12532 Jy ! Total flux subtracted in 100 components = 0.12532 Jy ! Clean residual min=-0.016000 max=0.048108 Jy/beam ! Clean residual mean=0.000774 rms=0.007976 Jy/beam ! Combined flux in latest and established models = 0.709267 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 58 model components to the UV plane model. ! The established model now contains 62 components and 0.709267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103607Jy sigma=0.001735 ! Fit after self-cal, rms=0.103228Jy sigma=0.001732 ! 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 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 GC 1.02 HN 1.06 ! KK 1.01 KP 0.93 LA 0.93 MC 0.99 ! MK 1.00 NL 1.07 NY 1.00* ON 1.07 ! OV 1.08 PT 0.88 SC 0.95 WF 1.04 ! WZ 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.05 GC 1.04 HN 1.00* ! KK 1.09 KP 0.90 LA 0.92 MC 1.00* ! MK 1.00* NL 0.98 NY 1.00* ON 1.00* ! OV 1.12 PT 0.87 SC 1.00* WF 1.00* ! WZ 1.00* ! ! 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* 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* ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.03 HN 1.04 ! KK 0.94 KP 0.92 LA 0.96 MC 1.02 ! MK 0.98 NL 1.11 NY 1.00* ON 1.04 ! OV 1.06 PT 0.89 SC 0.96 WF 1.00 ! WZ 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.06 GC 1.11 HN 1.00* ! KK 1.03 KP 0.91 LA 0.91 MC 1.00* ! MK 1.00* NL 1.00 NY 1.00* ON 1.00* ! OV 1.08 PT 0.88 SC 1.00* WF 1.00* ! WZ 1.00* ! ! 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* 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* ! ! A total of 15 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 GC 1.11 HN 1.08 ! KK 1.01 KP 0.97 LA 0.92 MC 1.03 ! MK 1.02 NL 1.04 NY 1.00* ON 0.91 ! OV 1.07 PT 0.89 SC 0.93 WF 1.12 ! WZ 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.04 GC 0.96 HN 1.00* ! KK 1.05 KP 0.91 LA 0.91 MC 1.00* ! MK 1.00* NL 0.98 NY 1.00* ON 1.00* ! OV 1.08 PT 0.89 SC 1.00* WF 1.00* ! WZ 1.00* ! ! 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* 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* ! ! A total of 18 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 GC 0.99 HN 1.08 ! KK 1.05 KP 0.95 LA 0.95 MC 1.08 ! MK 1.00 NL 1.01 NY 1.00* ON 1.05 ! OV 1.03 PT 0.93 SC 0.90 WF 1.19 ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.05 GC 1.00 HN 1.00* ! KK 1.08 KP 0.89 LA 0.91 MC 1.00* ! MK 1.00* NL 1.00 NY 1.00* ON 1.00* ! OV 1.09 PT 0.91 SC 1.00* WF 1.00* ! WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! 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* ! ! A total of 9 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! 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* ! ! ! Fit before self-cal, rms=0.103228Jy sigma=0.001732 ! Fit after self-cal, rms=0.091402Jy sigma=0.001327 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7635 mas, bmaj=2.467 mas, bpa=-5.253 degrees ! Estimated noise=1221.46 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 (-1.7, 2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0259268 Jy ! Component: 100 - total flux cleaned = 0.0388969 Jy ! Total flux subtracted in 100 components = 0.0388969 Jy ! Clean residual min=-0.008375 max=0.015386 Jy/beam ! Clean residual mean=0.000497 rms=0.002791 Jy/beam ! Combined flux in latest and established models = 0.748164 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 78 components and 0.748164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084907Jy sigma=0.001187 ! Fit after self-cal, rms=0.084163Jy sigma=0.001176 ! 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 = 0.00779963 Jy ! Component: 100 - total flux cleaned = 0.00811134 Jy ! Total flux subtracted in 100 components = 0.00811134 Jy ! Clean residual min=-0.008520 max=0.012125 Jy/beam ! Clean residual mean=0.000470 rms=0.002608 Jy/beam ! Combined flux in latest and established models = 0.756275 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.756275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082890Jy sigma=0.001153 ! Fit after self-cal, rms=0.076098Jy sigma=0.001092 ! Inverting map and beam ! Estimated beam: bmin=0.7588 mas, bmaj=2.45 mas, bpa=-5.248 degrees ! Estimated noise=1217.44 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 = 0.0108669 Jy ! Component: 100 - total flux cleaned = 0.0153404 Jy ! Total flux subtracted in 100 components = 0.0153404 Jy ! Clean residual min=-0.006800 max=0.010213 Jy/beam ! Clean residual mean=0.000398 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 0.771615 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 107 components and 0.771616 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074599Jy sigma=0.001063 ! Fit after self-cal, rms=0.074359Jy sigma=0.001060 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0458-020_X ! Writing UV FITS file: 0458-020_X.uvf ! Writing 107 model components to file: 0458-020_X.mod ! wwins: Wrote 2 windows to 0458-020_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7588 x 2.45 at -5.248 degrees (North through East) ! Clean map min=-0.0067658 max=0.62067 Jy/beam ! Writing clean map to FITS file: 0458-020_X.fits ! Writing difmap environment to: 0458-020_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0458-020_X] device 0458-020_Xuv.ps/vps,1,2 ! Attempting to open device: '0458-020_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0458-020_Xim.ps/vps ! Attempting to open device: '0458-020_Xim.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=0.7588 mas, bmaj=2.45 mas, bpa=-5.248 degrees ! Estimated noise=1217.44 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7588 x 2.45 at -5.248 degrees (North through East) ! Clean map min=-0.0067658 max=0.62067 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo8-0.1] quit ! Quitting program ! Log file 0458-020_X.log closed on Mon Mar 3 19:59:18 2008