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USA 253

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USA 253 is classified as:

NORAD ID: 40099
Int'l Code: 2014-043A
Perigee: 36,782.9 km
Apogee: 36,828.4 km
Inclination: 2.8 °
Period: 1,488.1 minutes
Semi major axis: 43176 km
RCS: Unknown
Launch date: July 28, 2014
Source: United States (US)

USA 253 is a satellite that is part of Geosynchronous Space Situational Awareness Program (GSSAP). GSSAP satellites are a space-based capability operating in the near-geosynchronous orbit regime supporting U.S. Strategic Command space surveillance operations as a dedicated Space Surveillance Network (SSN) sensor.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 40099U 14043A   23261.24437818 -.00000117  00000-0  00000+0 0  9994
2 40099   2.8251  87.2879 0005270  53.6436 307.8556  0.96767432 17662
Source of the keplerian elements: McCants