In orbitRocket body

DELTA 1 R/B

NORAD: 2661
COSPAR: 1967-006B

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: Alleghany Ballistic Laboratories (USN/Hercules Powder Co)
Owner: NASA Goddard Space Flight Center
Platform (bus): Altair
Mass at launch: 33 kg
Dry mass: 33 kg
Length: 1.5 m
Diameter: 0.5 m
Span with arrays and booms: 1.5 m
Shape: Cyl

From GCAT by Jonathan McDowell (CC BY 4.0), record S02661, checked 2026-11-05. About this source

Launch

Launch date: 1967-01-26
Rocket: Thor Delta E
Flight: ESSA 4
Mission name: TOS B
Launch site: V, SLC2E
Launched by: NASA Goddard Space Flight Center
Rocket performance: Success
Launch designator: 1967-006

From the GCAT launch log, launch 1967-006, checked 2026-11-05. About this source

Catalogue record

Object type: Rocket body
Owner code: US
Launch date: 1967-01-26
Period: 113.6 min
Inclination: 101.92°
Apogee: 1,441 km
Perigee: 1,339 km
Radar cross-section: 0.6383 m²

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

Where it came from

Catalogued pieces that came from it: 2

Everything from this launch

Debris3 in total, 3 still in orbit
Payload1 in total, 1 still in orbit
Rocket body1 in total, 1 still in orbit