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Transit VBN-2

Retired 1971

Transit VBN-2 (NORAD 704, COSPAR 1963-049B) is a retired US satellite, withdrawn from service around 1 Jan 1971, launched on 5 Dec 1963 on the Transit VBN-2 mission. It was operated by BUWEPS as part of the Transit 5 programme. The spacecraft was built by APL on the Transit 5 bus, with a mass of 75 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

1963
launched
1971
retired
63
years on orbit
75
kg mass

Lifecycle

Launched5 Dec 1963 · on the Transit VBN-2 mission
Operational1 Nov 1964 · entered service
Retired1 Jan 1971 · end of operational service
StatusOn orbit (not live-tracked)

Specifications

NORAD ID704
COSPAR1963-049B
TypeSatellite
OperatorBUWEPS
Country / StateUS
ManufacturerAPL
BusTransit 5
Mass75 kg
ProgrammeTransit 5
CategoryNAV
OrbitLEO (LEO/P)
Altitude1,064 × 1,114 km
Inclination90.0°

Frequently asked questions

What happened to Transit VBN-2?

Transit VBN-2 was retired from service around 1 Jan 1971 after launching in 1963. It is no longer operational but remains catalogued.

How long was Transit VBN-2 operational?

Transit VBN-2 was operational for roughly 6 years, from 1 Nov 1964 to 1 Jan 1971.

Who operated and built Transit VBN-2?

Transit VBN-2 was operated by BUWEPS and built by APL (US).

Launched together

APL SN-41NORAD 705
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.