Telstar 2
| Telstar 2 | |
| Mission type | Communications | 
|---|---|
| Operator | AT&T / NASA | 
| COSPAR ID | 1963-013A | 
| SATCAT no. | 00573 | 
| Mission duration | 2 years, 9 days | 
| Spacecraft properties | |
| Manufacturer | Bell Telephone Laboratories | 
| Launch mass | 176.0 kilograms (388.0 lb) | 
| Start of mission | |
| Launch date | May 7, 1963, 11:38 UTC | 
| Rocket | Delta B | 
| Launch site | Cape Canaveral LC-17B | 
| End of mission | |
| Disposal | Decommissioned | 
| Deactivated | May 16, 1965, 14:30 UTC | 
| Orbital parameters | |
| Reference system | Geocentric | 
| Regime | Medium Earth | 
| Eccentricity | 0.40048 | 
| Perigee altitude | 974 kilometres (605 mi) | 
| Apogee altitude | 10,803 kilometres (6,713 mi) | 
| Inclination | 42.7° | 
| Period | 225.1 minutes | 
| Epoch | May 7, 1963 | 
Telstar 2 is a defunct communications satellite launched by NASA on May 7, 1963. It remained active for 2 years. As of 2023 Telstar 2 remains in orbit.