In orbitRocket body

SMS 1 AKM

NORAD: 9998
COSPAR: 1974-033F

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: Aerojet Engineering
Owner: NASA Goddard Space Flight Center
Platform (bus): SVM
Main engine: SVM-5
Mass at launch: 342 kg
Dry mass: 31 kg
Length: 0.9 m
Diameter: 0.8 m
Span with arrays and booms: 0.9 m
Shape: Cyl

From GCAT by Jonathan McDowell (CC BY 4.0), record S09998, checked 2026-11-05. About this source

Launch

Launch date: 1974-05-17
Rocket: Delta 2914
Flight: SMS 1
Mission name: SMS A
Launch site: CC, LC17B
Launched by: NASA Goddard Space Flight Center
Rocket performance: Success
Launch designator: 1974-033

From the GCAT launch log, launch 1974-033, checked 2026-11-05. About this source

Catalogue record

Object type: Rocket body
Owner code: US
Launch date: 1974-05-17
Period: 1239.4 min
Inclination: 7.57°
Apogee: 32,874 km
Perigee: 30,813 km
Radar cross-section: 0.3981 m²

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

Where it came from

Parent object: SMS 1 (NORAD 7298)

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

Everything from this launch

Debris2 in total, 0 still in orbit
Payload1 in total, 1 still in orbit
Rocket body3 in total, 1 still in orbit