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USA 255

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USA 255 is classified as:


NORAD ID: 40101
Int'l Code: 2014-043C
Perigee: 36,178.1 km
Apogee: 36,288.0 km
Inclination: 8.4 °
Period: 1,458.6 minutes
Semi major axis: 42604 km
RCS: Unknown
Launch date: July 28, 2014
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

USA 255 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 40101U 14043C   25183.87828376 -.00000003  00000-0  00000-0 0  9990
2 40101   8.4099  60.6827 0012903 323.7444 302.2636  0.98724896 21850
Source of the keplerian elements: McCants