1971-054A

The objective of this spacecraft was to test an infrared celestial mapping sensor system.. 1971-054A was launched on June 8, 1971 aboard a Thor Burner 2 from Vandenberg. Latest status in GCAT: reentered attached to another object (Jan 31, 1982).

COSPAR 1971-054ANORAD 5285United States

Identity

Name in GCAT: P70-1
Common name: 1971-054A
Payload designation: STP P70-1
International designator: 1971-054A
NORAD catalog number: 5285
GCAT identifier: S05285
UN registration: A/AC.105/INF.236

Mission

Mission type: Astronomy
Use: Defense
Program: STP1
Owner: USAF STP
Country: United States
Builder: Boeing Space Center, Kent
Platform (bus): P70-1

Launch

Date: June 8, 1971 · 14:00 UTC
Launch record: 1971-054Success
Rocket: Thor Burner 2
Spaceport: Vandenberg · pad SLC10W

Orbit and fate

Orbit class (GCAT): LLEO/P
Perigee: 542 km
Apogee: 579 km
Inclination: 90.22°
Status: Reentered attached to another object
Status date: January 31, 1982
Last known active: 1972
End of operations: 1972

Size

Mass: 157 kg
Dry mass: 157 kg
Total mass with attached objects: 300 kg
Length: 1.5 m
Diameter: 1.00 m
Span: 1.5 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q112795279 (CC0).