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// missile early warning · 2009

STSS-1

American infrared and visible light reconnaissance satellite. STSS-1 was launched on September 25, 2009 aboard a Delta 7920-10C from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit.

COSPAR 2009-052ANORAD 35937United States

Identity

Name in GCAT
STSS 1
Common name
STSS-1
Payload designation
STSS-Demo 1
Other names
USA 208
International designator
2009-052A
NORAD catalog number
35937
GCAT identifier
S35937
UN registration
ST/SG/SER.E/587

Mission

Mission type
Missile early warning
Use
Defense
Program
STSS
Owner
MDA
Country
United States
Builder
Northrop Grummann Aerospace Systems
Platform (bus)
T310?

Launch

Date
September 25, 2009 · 12:20 UTC
Launch record
2009-052Success
Spaceport
Cape Canaveral & Kennedy · pad SLC17B

Orbit and fate

Orbit class (GCAT)
LEO/I
Perigee
1,346 km
Apogee
1,352 km
Inclination
58.00°
Status
In orbit
Last known active
May 2021
End of operations
November 2021

Size

Mass
1,022 kg
Dry mass
1,022 kg
Length
1.0 m
Diameter
2.00 m
Span
9.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q108120278 (CC0).