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// technology · 1994

STEP M0

American military technology demonstration satellite. STEP M0 was launched on March 13, 1994 aboard a ARPA Taurus from Vandenberg. Latest status in GCAT: in orbit.

COSPAR 1994-017ANORAD 23030United States

Identity

Name in GCAT
STEP M0
Payload designation
STP P90-5
Other names
USA 101,TAOS,NRO Mission 7247
International designator
1994-017A
NORAD catalog number
23030
GCAT identifier
S23030
UN registration
ST/SG/SER.E/276

Mission

Mission type
Technology
Use
Defense
Program
NRO Sig Tech
Country
United States
Builder
TRW Inc. Chantilly
Platform (bus)
LEOStar T-200

Launch

Date
March 13, 1994 · 22:32 UTC
Launch record
1994-017Success
Rocket
ARPA Taurus
Spaceport
Vandenberg · pad 576E

Orbit and fate

Orbit class (GCAT)
LLEO/R
Perigee
554 km
Apogee
566 km
Inclination
105.02°
Status
In orbit
Last known active
March 2000
End of operations
Mar 13, 1995

Size

Mass
502 kg
Dry mass
200 kg
Length
2.0 m
Diameter
1.00 m
Span
5.0 m

Launched together

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q7669321 (CC0).