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. Launches
  3. 1986
  4. 1986-021
// orbital launch

US-PM

Tsiklon-2 launch from Baikonur (Soviet Union) on February 27, 1986, carrying 1 payload. GCAT records the launch as a success.

February 27, 1986 · 01:44 UTCLaunch 1986-021Launch no. 3,047 in the log
RocketTsiklon-2
SpaceportBaikonurpad LC90
OutcomeSuccess
Launch agencyUNKSSoviet Union

Flight

Date and time (UTC)
February 27, 1986, 01:44
Launch designation
1986-021
Mission
US-PM
Flight name
Kosmos-1735
Vehicle flight ID
45086-101

Orbit and payload

Initial apogee
446 km
Payload mass to orbit
3.3 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Kosmos-17351986-021ANORAD 16620Soviet NavySignals intelligence3,300 kgReentered (orbital decay) · Nov 17, 1988

Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.