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Sputnik 1

NSSDCA ID: 1957-001B

Launch Information

Launch Date/Time: 1957-10-04T19:28:34Z
Launch Vehicle: Modified SS-6 (Sapwood)
Launch Site: Tyuratam (Baikonur Cosmodrome), U.S.S.R
Decay Date: 1958-01-03

Trajectory Description

Orbit History - 4 Oct 1958: 215 km x 939 km, period: 96.2 min, ecc.: 0.05201, inc.: 65.1 deg ----- 25 Oct 1957: 211 km x 861 km, period: 95.4 min, ecc.: 0.047, inc.: 65.1 deg ----- 25 Dec 1957: 191 km x 458 km, period: 91.0 min, ecc.: 0.020, inc.: 65.0 deg

Trajectory Details

Type: Orbiter
Central Body: Earth
Epoch start (UTC): 1957-10-04 19:12:00
  Epoch stop (UTC): 1958-01-04 00:00:00
Orbital Parameters
PeriapsisApoapsisPeriodInclinationEccentricity
215.00 km939.00 km96.20 minutes65.100°0.05201
Regions Traversed
  Ionosphere
  Trapped particle belts

Apside Definitions

UnitDefinition
kmkilometers
 
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