! Started logfile: 0208-512_X.log on Thu Feb 14 23:35:44 2008 observe 0208-512_X.edt ! Reading UV FITS file: 0208-512_X.edt ! AN table 1: 1 integrations on 136 of 136 possible baselines. ! AN table 2: 12 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0186652 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 0208-512 ! ! 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 1222 lines of history. ! ! Reading 132 visibilities. ![@gonzo7-0.1-pw 0208-512_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 = 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 0.100x0.100 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 17 telescope corrections were flagged in sub-array 1. ! A total of 189 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 192 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.437793Jy sigma=0.006504 ! Fit after self-cal, rms=0.437065Jy sigma=0.006469 ! 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 peakw win_mult ! Inverting map and beam ! Estimated beam: bmin=0.5643 mas, bmaj=15.63 mas, bpa=-7.984 degrees ! Estimated noise=8505.06 mJy/beam. ! Added new window around map position (0, 0). 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=50 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.466063 Jy ! Total flux subtracted in 50 components = 0.466063 Jy ! Clean residual min=-0.173641 max=0.164708 Jy/beam ! Clean residual mean=0.003792 rms=0.070861 Jy/beam ! Combined flux in latest and established models = 0.466063 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.466063 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.436181Jy sigma=0.006270 ! Fit after self-cal, rms=0.436144Jy sigma=0.006270 ! 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=0.6366 mas, bmaj=14.24 mas, bpa=-8.276 degrees ! Estimated noise=6036.6 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 = 0.295223 Jy ! Component: 100 - total flux cleaned = 0.471271 Jy ! Total flux subtracted in 100 components = 0.471271 Jy ! Clean residual min=-0.109277 max=0.094128 Jy/beam ! Clean residual mean=0.002403 rms=0.043228 Jy/beam ! Combined flux in latest and established models = 0.937333 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 26 components and 0.937333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170882Jy sigma=0.002445 ! Fit after self-cal, rms=0.170756Jy sigma=0.002443 ! 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* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.97 GC 1.00* HN 1.00* ! KK 0.92 KP 0.88 LA 1.00* MC 1.00* ! MK 0.95 NL 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! 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 0.97 GC 1.00* HN 1.00* ! KK 0.89 KP 0.88 LA 1.00* MC 1.00* ! MK 0.93 NL 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! 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 0.93 GC 1.00* HN 1.00* ! KK 0.91 KP 0.90 LA 1.00* MC 1.00* ! MK 0.94 NL 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* 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 0.89 GC 1.00* HN 1.00* ! KK 0.84 KP 0.94 LA 1.00* MC 1.00* ! MK 0.98 NL 1.00* NY 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* WF 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.170756Jy sigma=0.002443 ! Fit after self-cal, rms=0.104240Jy sigma=0.001673 dynam = dynam - 0.5 doamp = false flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6366 mas, bmaj=14.07 mas, bpa=-8.286 degrees ! Estimated noise=5208.34 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 = 0.0615095 Jy ! Component: 100 - total flux cleaned = 0.0807279 Jy ! Total flux subtracted in 100 components = 0.0807279 Jy ! Clean residual min=-0.025097 max=0.021899 Jy/beam ! Clean residual mean=0.000009 rms=0.006620 Jy/beam ! Combined flux in latest and established models = 1.01806 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 55 components and 1.01806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062095Jy sigma=0.001005 ! Fit after self-cal, rms=0.061795Jy sigma=0.001002 ! 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 = -0.0012565 Jy ! Component: 100 - total flux cleaned = -0.000731483 Jy ! Total flux subtracted in 100 components = -0.000731483 Jy ! Clean residual min=-0.019131 max=0.018107 Jy/beam ! Clean residual mean=-0.000001 rms=0.005357 Jy/beam ! Combined flux in latest and established models = 1.01733 Jy ! Performing amp+phase self-cal over 1 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 63 components and 1.01733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057092Jy sigma=0.000927 ! Fit after self-cal, rms=0.051673Jy sigma=0.000824 ! Inverting map and beam ! Estimated beam: bmin=0.6348 mas, bmaj=14.11 mas, bpa=-8.28 degrees ! Estimated noise=5175.04 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 = 0.00756034 Jy ! Component: 100 - total flux cleaned = 0.00782919 Jy ! Total flux subtracted in 100 components = 0.00782919 Jy ! Clean residual min=-0.010242 max=0.009085 Jy/beam ! Clean residual mean=0.000017 rms=0.003087 Jy/beam ! Combined flux in latest and established models = 1.02516 Jy ! Performing phase self-cal over 0.6 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 1.02516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049157Jy sigma=0.000782 ! Fit after self-cal, rms=0.049149Jy sigma=0.000782 ! Inverting map print "***********************************" ! *********************************** print "*** Finished Amplitude Self-Cal ***" ! *** Finished Amplitude Self-Cal *** print "***********************************" ! *********************************** save 0208-512_X ! Writing UV FITS file: 0208-512_X.uvf ! Writing 86 model components to file: 0208-512_X.mod ! wwins: Wrote 1 windows to 0208-512_X.win ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6348 x 14.11 at -8.28 degrees (North through East) ! Clean map min=-0.013522 max=0.61914 Jy/beam ! Writing clean map to FITS file: 0208-512_X.fits ! Writing difmap environment to: 0208-512_X.par print "****************************" ! **************************** print "*** Now, make some plots ***" ! *** Now, make some plots *** print "****************************" ! **************************** ![@gonzo_plot 0208-512_X] device 0208-512_Xuv.ps/vps,1,2 ! Attempting to open device: '0208-512_Xuv.ps/vps' radplot ! Using default options string "m1" uvplot ! Using default options string "" device 0208-512_Xim.ps/vps ! Attempting to open device: '0208-512_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=0.6348 mas, bmaj=14.11 mas, bpa=-8.28 degrees ! Estimated noise=5175.04 mJy/beam. mappl cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6348 x 14.11 at -8.28 degrees (North through East) ! Clean map min=-0.013522 max=0.61914 Jy/beam ![Exited script file: gonzo_plot] ![Exited script file: gonzo7-0.1-pw] quit ! Quitting program ! Log file 0208-512_X.log closed on Thu Feb 14 23:35:50 2008