In orbitRocket body

ARIANE 40 R/B

NORAD: 25979
COSPAR: 1999-064C

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: Aerospatiale Matra Lanceurs
Owner: Arianespace
Platform (bus): Ariane H10-3
Main engine: HM-7B
Mass at launch: 2,000 kg
Dry mass: 1,820 kg
Total mass with attached parts: 1,880 kg
Length: 12.1 m
Diameter: 2.6 m
Span with arrays and booms: 12.1 m
Shape: Cyl

From GCAT by Jonathan McDowell (CC BY 4.0), record S25979, checked 2026-11-05. About this source

Launch

Launch date: 1999-12-03
Rocket: Ariane 40 40-3
Flight: Helios 1B/Clementine
Mission name: Helios 1B
Launch site: Centre Spatial Guyanais, ELA2
Launched by: Arianespace
Rocket performance: Success
Launch designator: 1999-064

From the GCAT launch log, launch 1999-064, checked 2026-11-05. About this source

Catalogue record

Object type: Rocket body
Owner code: FR
Launch date: 1999-12-03
Period: 93.5 min
Inclination: 98.16°
Apogee: 449 km
Perigee: 445 km
Radar cross-section: 11.1683 m²

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

Where it came from

Catalogued pieces that came from it: 1

Everything from this launch

Payload2 in total, 2 still in orbit
Rocket body1 in total, 1 still in orbit