Payload
SPUTNIK JR 3
DecayedPayloadLEO
Vanguard TV-3, was the first attempt of the United States to launch a satellite into orbit around the Earth, after the successful Soviet launches of Sputnik 1 and Sputnik 2. Vanguard TV-3 was a small satellite designed to test the launch capabilities of the three-stage Vanguard and study the effects of the environment on a satellite and its systems in Earth orbit. It was also to be used to obtain geodetic measurements through orbit analysis. Solar cells on Vanguard TV-3 were manufactured by Bell Laboratories.
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Launch
- Launch date
- April 2, 1999 at 11:28 AM UTC
- Launch site
- Baikonur Cosmodrome, Kazakhstan
- Launched by
- Soyuz U →
- Operator
- Russian Federal Space Agency (ROSCOSMOS)
- Launch record
- View full launch →
Orbit
- Orbit regime
- LEO
- Apoapsis
- 161 km
- Periapsis
- 152 km
- Inclination
- 51.66°
- Orbital period
- 87.61 min
Spacecraft
- Operator
- Russia (CIS / former USSR)
- Launch mass
- 3 kg
Identity
- COSPAR (Int'l)
- 1999-015C
- NORAD catalog №
- 25685
- Object type
- Payload
- Owner / operator
Russia (CIS / former USSR)- Radar cross-section
- 0.2843 m²
- Status
- Decayed
- Decay / reentry
- July 30, 1999
End of mission
- Last active / ended
- July 30, 1999
- Time in service
- 119 days
- Fate
- Reentered Earth's atmosphere and was destroyed.
- Final status
- Decayed
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