2026-244Latest orbital launch: Falcon 9 · Starlink Group 15-16 · Oct 27, 2026 · VandenbergLaunch record →
sci-techmaventhe history of spaceflight, in data
  1. Home
  2. Spacecraft
  3. Cosmos 542
// signals intelligence · 1972

Cosmos 542

Cosmos 542 was launched on December 28, 1972 aboard a Vostok 8A92M from Plesetsk. Latest status in GCAT: reentered (orbital decay) (Oct 9, 1983).

COSPAR 1972-106ANORAD 6328Soviet Union

Identity

Name in GCAT
Kosmos-542
Common name
Cosmos 542
Payload designation
Tselina-D (1) No. 4L
Other names
11F619 No. 450-14-154:RA
International designator
1972-106A
NORAD catalog number
6328
GCAT identifier
S06328
UN registration
A/AC.105/INF.268

Mission

Mission type
Signals intelligence
Use
Defense
Program
Tselina-D1
Owner
TsNII-108
Country
Soviet Union
Builder
Southern State Design Bureau
Platform (bus)
Tselina-D

Launch

Date
December 28, 1972 · 11:00 UTC
Launch record
1972-106Success
Spaceport
Plesetsk · pad LC43/4

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
524 km
Apogee
640 km
Inclination
81.22°
Status
Reentered (orbital decay)
Status date
October 9, 1983
Last known active
1973
End of operations
1973

Size

Mass
1,750 kg
Dry mass
1,750 kg
Length
3.2 m
Diameter
1.30 m
Span
13.1 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q13566876 (CC0).