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// missile early warning · 2011

USA-230

United States military satellite. USA-230 was launched on May 7, 2011 aboard a Atlas V 401 from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit.

COSPAR 2011-019ANORAD 37481United States

Identity

Name in GCAT
SBIRS GEO-1
Common name
USA-230
Payload designation
SBIRS GEO SV1
Other names
USA 230
International designator
2011-019A
NORAD catalog number
37481
GCAT identifier
S37481
UN registration
ST/SG/SER.E/628

Mission

Mission type
Missile early warning
Use
Defense
Program
SBIRS GEO
Country
United States
Builder
Lockheed Martin Space Systems (Sunnyvale)
Platform (bus)
A2100

Launch

Date
May 7, 2011 · 18:10 UTC
Launch record
2011-019Success
Spaceport
Cape Canaveral & Kennedy · pad SLC41

Orbit and fate

Orbit class (GCAT)
GEO/I
Perigee
35,752 km
Apogee
35,822 km
Inclination
6.39°
Status
In orbit
Last known active
Feb 8, 2023

Size

Mass
4,500 kg
Dry mass
2,500 kg
Length
6.0 m
Diameter
2.50 m
Span
25.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q7865688 (CC0).