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// astronomy · 1969

OSO 5

Solar space observatory. OSO 5 was launched on January 22, 1969 aboard a Thor Delta C1 from Cape Canaveral & Kennedy. Latest status in GCAT: reentered (orbital decay) (Apr 2, 1984).

COSPAR 1969-006ANORAD 3663United States

Identity

Name in GCAT
OSO 5
Payload designation
OSO F
International designator
1969-006A
NORAD catalog number
3663
GCAT identifier
S03663
UN registration
A/AC.105/INF.202

Mission

Mission type
Astronomy
Use
Civil government
Program
OSO
Owner
GSFC
Country
United States
Builder
Ball Aerospace
Platform (bus)
OSO

Launch

Date
January 22, 1969 · 16:48 UTC
Launch record
1969-006Success
Spaceport
Cape Canaveral & Kennedy · pad LC17B

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
539 km
Apogee
563 km
Inclination
32.98°
Status
Reentered (orbital decay)
Status date
April 2, 1984
Last known active
Aug 25, 1975
End of operations
Aug 25, 1975

Size

Mass
293 kg
Dry mass
293 kg
Length
1.0 m
Diameter
1.10 m
Span
2.3 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q16325218 (CC0).