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Cosmos 991
Cosmos 991 was launched on February 28, 1978 aboard a Kosmos 11K65M from Plesetsk. Latest status in GCAT: in orbit.
COSPAR 1978-022ANORAD 10692Soviet Union
Identity
- Name in GCAT
- Kosmos-991
- Common name
- Cosmos 991
- Payload designation
- Parus
- Other names
- Tsiklon-B [No. 13]:JP
- International designator
- 1978-022A
- NORAD catalog number
- 10692
- GCAT identifier
- S10692
- UN registration
- ST/SG/SER.E/008
Mission
- Mission type
- Navigation
- Use
- Defense
- Program
- Parus
- Owner
- VMF
- Country
- Soviet Union
- Builder
- Omsk Aviation Plant
- Platform (bus)
- KAUR-1 11F627
Launch
- Date
- February 28, 1978 · 06:43 UTC
- Launch record
- 1978-022Success
- Rocket
- Kosmos 11K65M
- Spaceport
- Plesetsk · pad LC132/2
Orbit and fate
- Orbit class (GCAT)
- LEO/I
- Perigee
- 951 km
- Apogee
- 1,007 km
- Inclination
- 82.99°
- Status
- In orbit
- Last known active
- 1980
- End of operations
- 1980
Size
- Mass
- 800 kg
- Dry mass
- 800 kg
- Length
- 5.0 m
- Diameter
- 2.10 m
- Span
- 17.0 m
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q13566950 (CC0).