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. Kosmos 35
// optical imaging · 1964

Kosmos 35

Soviet reconnaissance satellite (Zenit 2-20). Kosmos 35 was launched on July 15, 1964 aboard a Vostok 8A92 from Baikonur. Latest status in GCAT: landed (Jul 23, 1964).

COSPAR 1964-039ANORAD 833Soviet Union

Identity

Name in GCAT
Kosmos-35
Common name
Kosmos 35
Payload designation
Zenit-2 No. 21L
Other names
:C,:RC,11F61 No. R15001-03:RA
International designator
1964-039A
NORAD catalog number
833
GCAT identifier
S00833
UN registration
A/AC.105/INF.076

Mission

Mission type
Optical imaging
Use
Defense
Program
Zenit-2 A
Owner
OKB-1 Fil. 3
Country
Soviet Union
Builder
OKB-1 Filial No. 3
Platform (bus)
Zenit-2

Launch

Date
July 15, 1964 · 11:27 UTC
Launch record
1964-039Success
Spaceport
Baikonur · pad LC31

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
212 km
Apogee
263 km
Inclination
51.26°
Status
Landed
Status date
July 23, 1964
Last known active
Jul 23, 1964
End of operations
Jul 23, 1964

Size

Mass
2,100 kg
Dry mass
2,100 kg
Total mass with attached objects
4,700 kg
Length
6.5 m
Diameter
2.40 m
Span
6.5 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q1119626 (CC0).