Military
NORAD ID: 39025
Int'l Code: 2012-071A
Perigee: 384.9 km
Apogee: 422.3 km
Inclination: 43.5 °
Period: 92.5 minutes
Semi major axis: 6774 km
Launch date: December 11, 2012
Source: United States (US)
Comments: This is the third OTV (Orbital Test Vehicle) mission. The OTV 3 (X-37B) is a robotic spaceplane developed by the US Air Force Rapid Capabilities Office and carries secret test payloads. The satellite is probably in a roughly 400 km circular orbit at an inclination between 35 and 45 deg.
Two Line Element Set (TLE):
1 39025U 12071A 13071.12016774 .00001275 00000-0 16871-4 0 05
2 39025 43.4964 319.5268 0027565 218.3132 141.5780 15.56965561 05
Source: SeeSat-L List
NASA's NSSDC Master Catalog entry for OTV 3 (USA 240)