In orbitDebris

SL-16 DEB

NORAD: 25863
COSPAR: 1999-039D

OrbitalWiki publishes live orbits for active satellites only. This object is in the full catalogue: who launched it, what it is and its last published orbit are below, but there are no current orbital elements for it here.

Spacecraft

Built by: Southern SDB
Owner: Russian Strategic Rocket Forces
Platform (bus): Sep Motor Cover
Mass at launch: 1 kg(estimate, good to about 20%)
Dry mass: 1 kg(estimate, good to about 20%)
Diameter: 1 m
Span with arrays and booms: 1 m
Shape: Cone

From GCAT by Jonathan McDowell (CC BY 4.0), record S25863, checked 2026-11-05. About this source

Launch

Launch date: 1999-07-17
Rocket: Zenit-2
Flight: Okean-O No. 1L
Mission name: Okean-O No. 1
Launch site: GIK-5, LC45/1
Launched by: Russian Strategic Rocket Forces
Rocket performance: Success
Launch designator: 1999-039

From the GCAT launch log, launch 1999-039, checked 2026-11-05. About this source

Catalogue record

Object type: Debris
Owner code: CIS
Launch date: 1999-07-17
Period: 99.5 min
Inclination: 98.35°
Apogee: 841 km
Perigee: 631 km
Radar cross-section: 0.0827 m²

From CelesTrak SATCAT, checked 2026-11-05. About this source

Where it came from

Parent object: SL-16 R/B (NORAD 25861)

The object this one was attached to at launch, or broke off from, as GCAT records it.

Everything from this launch

Debris4 in total, 4 still in orbit
Payload1 in total, 1 still in orbit
Rocket body1 in total, 1 still in orbit