Re-entered 1981-10-26Debris

THORAD AGENA D DEB

NORAD: 4551
COSPAR: 1969-082GS

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.

Is it working?

Sources agree

Source	What it says	Date
CelesTrak SATCAT	Decayed or deorbited	1981-10-26
GCAT (J. McDowell)	Re-entered	1981-10-26

Each line is one source and what it says. Where they disagree, both are shown; OrbitalWiki does not pick a winner.

Spacecraft

Owner: USAF Space and Missile Systems Organization

From GCAT by Jonathan McDowell (CC BY 4.0), record S04551, checked 2026-11-05. About this source

Launch

Launch date: 1969-09-30
Rocket: Thorad SLV-2G Agena D
Flight: POPPY 6/NRL Comp 7
Mission name: P-11 No. 4407
Launch site: V, SLC1W
Launched by: USAF Space and Missile Systems Organization
Rocket performance: Success
Launch designator: 1969-082

From the GCAT launch log, launch 1969-082, checked 2026-11-05. About this source

Catalogue record

Object type: Debris
Owner code: US
Launch date: 1969-09-30
Re-entered: 1981-10-26
Period: 99.7 min
Inclination: 70.11°
Apogee: 760 km
Perigee: 724 km
Radar cross-section: 0.0043 m²

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

Where it came from

Parent object: THORAD AGENA D R/B (NORAD 4159)

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