User:WDGraham/Infobox spaceflight/testcases/Sputnik 1
Appearance
![]() 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 |