User:WDGraham/Infobox spaceflight/testcases/Sputnik 1
 A mockup of Sputnik 1 | |
| Mission type | Technology Ionospheric Atmospheric |
|---|---|
| Operator | OKB-1 |
| Harvard designation | 1957 Alpha 2 |
| SATCAT no. | 2 |
| Mission duration | 2 months |
| Spacecraft properties | |
| Manufacturer | OKB-1 Soviet Ministry of Radiotechnical Industry |
| Launch mass | 83.6 kg (184 lb) |
| Start of mission | |
| Launch date | 4 October 1957, 19:28:34 UTC |
| Rocket | Sputnik 8K71PS |
| Launch site | Baikonur 1/5 |
| End of mission | |
| Decay date | 4 January 1958 |
| Orbital parameters | |
| Reference system | Geocentric |
| Regime | Low Earth orbit |
| Semi-major axis | 6,955.2 kilometres (4,321.8 mi) |
| Eccentricity | 0.05201 |
| Perigee altitude | 214 kilometres (133 mi) |
| Apogee altitude | 938 kilometres (583 mi) |
| Inclination | 65.1 degrees |
| Period | 96.18 minutes |
| Epoch | 4 October 1957 |
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Credit:
(see original file).
