Mission type | Communications satellite |
---|---|
Operator | USAF |
COSPAR ID | 1965-034B |
SATCAT no. | 01360 |
Mission duration | In Orbit: 59 years, 6 months and 7 days |
Spacecraft properties | |
Manufacturer | Lincoln Laboratory |
Launch mass | 37 kg (82 lb)[1] |
Start of mission | |
Launch date | 6 May 1965, 15:00:03 |
Rocket | Titan IIIA |
Launch site | Cape Canaveral LC20[2] |
Orbital parameters | |
Reference system | Geocentric |
Regime | Low Earth |
Eccentricity | 0.39527 |
Perigee altitude | 2,799 km (1,739 mi) |
Apogee altitude | 14,802 km (9,198 mi) |
Inclination | 32.2° |
Period | 309.90 minutes[1] |
Epoch | 2 May 1965 |
Lincoln Experimental Satellite 2, also known as LES-2, was a communications satellite, the second of nine in the Lincoln Experimental Satellite. Launched by the United States Air Force (USAF) on 6 May 1965, it demonstrated many then-advanced technologies including active use of the military's SHF (super high frequency) band (7 to 8 GHz) to service hundreds of users.