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// missile early warning · 2014

GSSAP-1

American near-geosynchronous space surveillance satellite. GSSAP-1 was launched on July 28, 2014 aboard a Delta 4M+(4,2) from Cape Canaveral & Kennedy. Latest status in GCAT: in orbit.

COSPAR 2014-043ANORAD 40099United States

Identity

Name in GCAT
USA 253
Common name
GSSAP-1
Payload designation
Hornet 1
Other names
AFSPC-4 F1,GSSAP 1
International designator
2014-043A
NORAD catalog number
40099
GCAT identifier
S40099
UN registration
ST/SG/SER.E/745

Mission

Mission type
Missile early warning
Use
Defense
Program
GSSAP
Country
United States
Builder
Orbital Sciences Corp.
Platform (bus)
GeoStar-1

Launch

Date
July 28, 2014 · 23:28 UTC
Launch record
2014-043Success
Spaceport
Cape Canaveral & Kennedy · pad SLC37B

Orbit and fate

Orbit class (GCAT)
GEO/D
Perigee
35,744 km
Apogee
35,748 km
Inclination
0.16°
Status
In orbit
Last known active
Feb 1, 2021
End of operations
Feb 1, 2021

Size

Mass
500 kg
Dry mass
500 kg
Length
2.0 m
Diameter
2.00 m
Span
5.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q113633505 (CC0).