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// optical imaging · 2011

USA-231

Artificial satellite launched in 2011. USA-231 was launched on June 30, 2011 aboard a Minotaur I from Wallops. Latest status in GCAT: reentered (orbital decay) (Mar 12, 2018).

COSPAR 2011-029ANORAD 37728United States

Identity

Name in GCAT
USA 231
Common name
USA-231
Payload designation
ORS-1
International designator
2011-029A
NORAD catalog number
37728
GCAT identifier
S37728
UN registration
ST/SG/SER.E/628

Mission

Mission type
Optical imaging
Use
Defense
Program
ORS
Owner
DoD ORS
Country
United States
Builder
ATK Space Division
Platform (bus)
ATK-A200

Launch

Date
June 30, 2011 · 03:09 UTC
Launch record
2011-029Success
Spaceport
Wallops · pad Pad 0B

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
396 km
Apogee
409 km
Inclination
40.00°
Status
Reentered (orbital decay)
Status date
March 12, 2018
Last known active
October 2014
End of operations
March 2018

Size

Mass
475 kg
Dry mass
475 kg
Length
3.0 m
Diameter
1.20 m
Span
5.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2008036 (CC0).