In orbitDebris

SSU 1 DEB

NORAD: 7939
COSPAR: 1975-051E

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

Owner: National Reconnaissance Office

From GCAT by Jonathan McDowell (CC BY 4.0), record S07939, checked 2026-11-05. About this source

Launch

Launch date: 1975-06-08
Rocket: Titan IIID
Flight: HEXAGON SV10
Mission name: HEXAGON SV-10
Launch site: Soviet Armed Forces, SLC4E
Launched by: USAF Space and Missile Systems Organization
Rocket performance: Success
Launch designator: 1975-051

From the GCAT launch log, launch 1975-051, checked 2026-11-05. About this source

Catalogue record

Object type: Debris
Owner code: US
Launch date: 1975-06-08
Period: 113.9 min
Inclination: 95.19°
Apogee: 1,424 km
Perigee: 1,384 km
Radar cross-section: 0.072 m²

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

Where it came from

Parent object: OPS 6381 (SSU 1) (NORAD 7937)

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

Everything from this launch

Debris2 in total, 2 still in orbit
Payload2 in total, 1 still in orbit
Rocket body1 in total, 0 still in orbit