Kosmos 398

Second uncrewed test flight of the Soviet lunar module. Kosmos 398 was launched on February 26, 1971 aboard a Soyuz 11A511L from Baikonur. Latest status in GCAT: reentered (orbital decay) (Dec 10, 1995).

COSPAR 1971-016ANORAD 4966Soviet Union

Identity

Name in GCAT: Kosmos-398
Common name: Kosmos 398
Payload designation: LK T2K No. 2
International designator: 1971-016A
NORAD catalog number: 4966
GCAT identifier: S04966
UN registration: A/AC.105/INF.231

Mission

Mission type: Human spaceflight
Use: Civil government
Program: T2K
Owner: TsKBEM
Country: Soviet Union
Builder: Central KB for Experimental Machine Building
Platform (bus): T2K

Launch

Date: February 26, 1971 · 05:06 UTC
Launch record: 1971-016Success
Rocket: Soyuz 11A511L
Spaceport: Baikonur · pad LC31

Orbit and fate

Orbit class (GCAT): MEO
Perigee: 203 km
Apogee: 10,870 km
Inclination: 51.60°
Status: Reentered (orbital decay)
Status date: December 10, 1995
Last known active: Mar 2, 1971
End of operations: Mar 2, 1971

Size

Mass: 1,170 kg
Dry mass: 1,170 kg
Total mass with attached objects: 5,560 kg
Length: 5.2 m
Diameter: 3.00 m
Span: 5.2 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2155059 (CC0).