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. 1986-077
// orbital launch

Siluet No. 6

Soyuz-U launch from Baikonur (Soviet Union) on October 6, 1986, carrying 1 payload. GCAT records the launch as a success.

October 6, 1986 · 07:40 UTCLaunch 1986-077Launch no. 3,107 in the log
RocketSoyuz-U
SpaceportBaikonurpad LC1
OutcomeSuccess
Launch agencyUNKSSoviet Union

Flight

Date and time (UTC)
October 6, 1986, 07:40
Launch designation
1986-077
Mission
Siluet No. 6
Flight name
Kosmos-1784
Vehicle flight ID
77011 -447

Orbit and payload

Initial apogee
282 km
Payload mass to orbit
6.3 t
Payloads
1
GCAT launch code
OS

Payloads

PayloadDesignationOwnerMission typeMassFate
Kosmos-17841986-077ANORAD 17003Central Specialized Design BureauOptical imaging2,720 kgLanded · Nov 11, 1986

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