Pointing Resolution Updates AJ Roeth 09 - 05 - 18 SNB/LE Working - PowerPoint PPT Presentation

Pointing Resolution Updates AJ Roeth 09 - 05 - 18 
 SNB/LE Working Group Meeting

Elastic scattering • 5-50 MeV, 5 MeV intervals • v e , vbar e , v μ , τ , vbar μ , τ • 500 events each • Slow detsim

Elastic scattering study Pointing Resolution vs Electron Energy • True physical Pointing Resolution (deg) 45 pointing resolution - ν e 40 ν x ν e from angle between 35 ν x 30 true e direction & 25 true v direction 20 15 10 5 0 0 10 20 30 40 50 Electron Energy (MeV)

Elastic scattering study Pointing Resolution vs Electron Energy • Pointing resolution Pointing Resolution (deg) ν 70 e of reconstructed e ν x ν e 60 ν x direction wrt v 50 direction 40 30 20 10 0 0 10 20 30 40 50 Electron Energy (MeV)

Elastic scattering - supernova distribution Events vs neutrino energy • ES events from supernova Events flavor and energy distribution ν 1400 e ν e ν • Range of numbers of events µ 1200 ν µ ν corresponding to supernova τ ν 1000 τ distances 800 • Pointing resolution for 600 supernovae as function of 400 number of events 200 • Future: other interaction channels 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1 Energy (GeV)