In orbitRocket body

SL-12 R/B(2)

NORAD: 25743
COSPAR: 1999-027D

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: RKK Energiya
Owner: Russian Strategic Rocket Forces
Platform (bus): Blok DM2
Mass at launch: 17,610 kg
Dry mass: 2,560 kg
Total mass with attached parts: 2,560 kg
Length: 7.1 m
Diameter: 3.7 m
Span with arrays and booms: 7.1 m
Shape: Cyl

From GCAT by Jonathan McDowell (CC BY 4.0), record S25743, checked 2026-11-05. About this source

Launch

Launch date: 1999-05-20
Rocket: Proton-K/DM-2M DM3
Flight: Nimiq
Mission name: Telesat DTH-1
Launch site: GIK-5, LC81/23
Launched by: International Launch Services, Khrunichev
Rocket performance: Success
Launch designator: 1999-027

From the GCAT launch log, launch 1999-027, checked 2026-11-05. About this source

Catalogue record

Object type: Rocket body
Owner code: CIS
Launch date: 1999-05-20
Period: 766.6 min
Inclination: 16.23°
Apogee: 35,876 km
Perigee: 6,863 km
Radar cross-section: 24.2336 m²

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

Where it came from

Parent object: SL-12 PLAT (NORAD 25742)
Catalogued pieces that came from it: 1

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

Everything from this launch

Debris2 in total, 1 still in orbit
Payload1 in total, 1 still in orbit
Rocket body2 in total, 1 still in orbit