Iridium 921

Communications satellite operated by Iridium Communications. Iridium 921 was launched on July 9, 1997 aboard a Delta 7920-10C from Vandenberg. Latest status in GCAT: reentered (orbital decay) (Feb 13, 2025).

COSPAR 1997-034ENORAD 24873United States

Identity

Name in GCAT: Iridium 21
Common name: Iridium 921
Payload designation: Iridium SV021
International designator: 1997-034E
NORAD catalog number: 24873
GCAT identifier: S24873
UN registration: ST/SG/SER.E/339

Mission

Mission type: Communications
Use: Commercial
Program: Iridium
Owner: Iridium
Country: United States
Builder: Motorola Satellite Communications
Platform (bus): LM700

Launch

Date: July 9, 1997 · 13:04 UTC
Launch record: 1997-034Partial · 0.85
Rocket: Delta 7920-10C
Spaceport: Vandenberg · pad SLC2W

Orbit and fate

Orbit class (GCAT): LEO/P
Perigee: 626 km
Apogee: 645 km
Inclination: 86.40°
Status: Reentered (orbital decay)
Status date: February 13, 2025
Last known active: July 1997
End of operations: July 1997

Size

Mass: 662 kg
Dry mass: 556 kg
Length: 3.5 m
Diameter: 1.00 m
Span: 5.0 m

Launched together

Iridium 15Communications · Iridium Iridium 17Communications · Iridium Iridium 920Communications · Iridium Iridium 18Communications · Iridium

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q111498602 (CC0).