Nimbus 1
Nimbus 1 (Nimbus-A) | |
| Mission type | Weather satellite |
|---|---|
| Operator | NASA |
| COSPAR ID | 1964-052A |
| SATCAT no. | 872 |
| Mission duration | 25 days |
| Spacecraft properties | |
| Manufacturer | RCA Astrospace |
| Launch mass | 374.4 kilograms (825 lb) |
| Dimensions | 3.7 m × 1.5 m × 3.0 m (12.1 ft × 4.9 ft × 9.8 ft) |
| Start of mission | |
| Launch date | August 28, 1964, 07:56:57 UTC |
| Rocket | Thor-DM21 Agena-B |
| Launch site | Vandenberg 75-1-1 |
| End of mission | |
| Last contact | September 22, 1964 |
| Decay date | May 16, 1974 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth |
| Eccentricity | 0.03595 |
| Perigee altitude | 429 kilometers (267 mi) |
| Apogee altitude | 937 kilometers (582 mi) |
| Inclination | 98.66° |
| Period | 98.42 minutes |
| Epoch | August 28, 1964 |
Nimbus 1 (also called Nimbus-A) was a meteorological satellite. It was the first in a series of the Nimbus program.