|
 relative to the direction
of the leading charged jet in the event, chgjet1.
The "toward" region is defined by || < 60 degrees
and |eta| < 1 (includes particles in chgjet1), while the "away" region is defined by
|| > 120 degrees
and |eta| < 1. The "transverse" region is defined by
60 deg <|| <120 deg
and |eta| < 1.
(Return)
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