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Proton 4
1968 spacecraft. Proton 4 was launched on November 16, 1968 aboard a Proton-K from Baikonur. Latest status in GCAT: reentered (orbital decay) (Jul 24, 1969).
COSPAR 1968-103ANORAD 3544Soviet Union
Identity
- Name in GCAT
- Proton-4
- Common name
- Proton 4
- Payload designation
- N-6 No. 1
- International designator
- 1968-103A
- NORAD catalog number
- 3544
- GCAT identifier
- S03544
- UN registration
- A/AC.105/INF.199
Mission
- Mission type
- Space science
- Use
- Civil government
- Program
- N-6
- Owner
- TsKBEM
- Country
- Soviet Union
- Builder
- Central KB for Experimental Machine Building
- Platform (bus)
- N-6
Launch
- Date
- November 16, 1968 · 11:40 UTC
- Launch record
- 1968-103Success
- Rocket
- Proton-K
- Spaceport
- Baikonur · pad LC81/24
Orbit and fate
- Orbit class (GCAT)
- LLEO/I
- Perigee
- 249 km
- Apogee
- 447 km
- Inclination
- 51.55°
- Status
- Reentered (orbital decay)
- Status date
- July 24, 1969
- Last known active
- Jul 24, 1969
- End of operations
- Jul 24, 1969
Size
- Mass
- 17.0 t
- Dry mass
- 17.0 t
- Length
- 4.0 m
- Diameter
- 4.10 m
- Span
- 9.0 m
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q16334355 (CC0).