USA 255 Credit: Manufacturer Image |
Status: Operational 2014. First Launch: 2014-07-28. Last Launch: 2014-07-28. Number: 1 . Gross mass: 70 kg (154 lb). Apogee: 35,500 km (22,000 mi).
Small satellite for the Air Force Research Lab which made observations of the Delta rocket's second stage at ranges from 50 kilometers down to a few kilometers, for further development of satellite inspection technology. Orbit and mass classified; figures shown are speculative.