// technology · 1967

ERS 20

US Air Force satellite. ERS 20 was launched on April 28, 1967 aboard a Titan IIIC from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit, no recent tracking.

COSPAR 1967-040DNORAD 2768United States

Identity

Name in GCAT: ERS 20
Other names: OV5-3,ORS 2B
International designator: 1967-040D
NORAD catalog number: 2768
GCAT identifier: S02768
UN registration: A/AC.105/INF.170

Mission

Mission type: Technology
Use: Defense
Program: ORS III
Owner: USAF SSD
Country: United States
Builder: TRW Inc.
Platform (bus): ORS

Launch

Date: April 28, 1967 · 10:01 UTC
Launch record: 1967-040Success
Rocket: Titan IIIC
Spaceport: Cape Canaveral & Kennedy · pad LC41

Orbit and fate

Orbit class (GCAT): VHEO
Perigee: 8,982 km
Apogee: 110,845 km
Inclination: 33.28°
Status: In orbit, no recent tracking
Last known active: December 2017
End of operations: 1982

Size

Mass: 9 kg
Dry mass: 9 kg
Length: 0.3 m
Diameter: 0.30 m
Span: 0.3 m

Launched together

Vela 4AMissile early warning · USAF SSD Vela 4BMissile early warning · USAF SSD ERS 18Astronomy · USAF SSD ERS 27Space science · USAF SSD

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2772171 (CC0).