In orbitDebris

ECHO 2 DEB [METAL OBJ]

NORAD: 743
COSPAR: 1964-004D

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: Grummann Aerospace Corporation
Owner: NASA Langley Research Center
Platform (bus): Echo canister
Mass at launch: 35 kg
Dry mass: 35 kg
Length: 0.6 m
Diameter: 0.8 m
Span with arrays and booms: 0.8 m
Shape: Dome

From GCAT by Jonathan McDowell (CC BY 4.0), record S00743, checked 2026-11-05. About this source

Launch

Launch date: 1964-01-25
Rocket: Thor SLV-2 Agena B
Flight: Echo 2
Mission name: Echo C
Launch site: V, 75-1-1
Launched by: LERC/AFSSD
Rocket performance: Success
Launch designator: 1964-004

From the GCAT launch log, launch 1964-004, checked 2026-11-05. About this source

Catalogue record

Object type: Debris
Owner code: US
Launch date: 1964-01-25
Period: 108.5 min
Inclination: 81.52°
Apogee: 1,289 km
Perigee: 1,028 km
Radar cross-section: 0.96 m²

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

Where it came from

Parent object: THOR AGENA B R/B (NORAD 741)

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

Everything from this launch

Debris3 in total, 2 still in orbit
Payload1 in total, 0 still in orbit
Rocket body1 in total, 1 still in orbit