Kosmos 21

Soviet spacecraft. Kosmos 21 was launched on November 11, 1963 aboard a Molniya 8K78 from Baikonur. Latest status in GCAT: reentered (orbital decay) (Nov 14, 1963).

COSPAR 1963-044ANORAD 687Soviet Union

Identity

Name in GCAT: Kosmos-21
Common name: Kosmos 21
Payload designation: 3MV-1 No. 1
International designator: 1963-044A
NORAD catalog number: 687
GCAT identifier: S00687
UN registration: A/AC.105/INF.051

Mission

Mission type: Deep space
Use: Civil government
Program: 3MV
Owner: OKB-1
Country: Soviet Union
Builder: OKB-1 im. S.P. Korolev
Platform (bus): MV

Launch

Date: November 11, 1963 · 06:23 UTC
Launch record: 1963-044Failure · 0.4
Rocket: Molniya 8K78
Spaceport: Baikonur · pad LC1

Orbit and fate

Orbit class (GCAT): LLEO/I
Perigee: 180 km
Apogee: 219 km
Inclination: 64.78°
Status: Reentered (orbital decay)
Status date: November 14, 1963
Last known active: Nov 11, 1963
End of operations: Nov 11, 1963

Size

Mass: 490 kg
Dry mass: 480 kg
Total mass with attached objects: 5,890 kg
Length: 2.7 m
Diameter: 1.10 m
Span: 3.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q1078290 (CC0).