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// communications · 1965

Lincoln Experimental Satellite 1

American communications satellite which stopped transmitting in 1967, but resumed c. 2012. Lincoln Experimental Satellite 1 was launched on February 11, 1965 aboard a Titan IIIA from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit.

COSPAR 1965-008CNORAD 1002United States

Identity

Name in GCAT
LES 1
Common name
Lincoln Experimental Satellite 1
International designator
1965-008C
NORAD catalog number
1002
GCAT identifier
S01002
UN registration
A/AC.105/INF.099

Mission

Mission type
Communications
Use
Defense
Program
LES
Country
United States
Builder
Lincoln Labs, Mass. Inst of Technology
Platform (bus)
LES

Launch

Date
February 11, 1965 · 15:19 UTC
Launch record
1965-008Success
Spaceport
Cape Canaveral & Kennedy · pad LC20

Orbit and fate

Orbit class (GCAT)
MEO
Perigee
2,782 km
Apogee
2,805 km
Inclination
32.14°
Status
In orbit
Last known active
February 2023
End of operations
1967

Size

Mass
31 kg
Dry mass
31 kg
Total mass with attached objects
158 kg
Length
0.6 m
Diameter
0.60 m
Span
0.6 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q11756909 (CC0).