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// technology · 1994

STEP M2

American experimental satellite. STEP M2 was launched on May 19, 1994 aboard a Pegasus/HAPS from Edwards AFB. Latest status in GCAT: in orbit.

COSPAR 1994-029ANORAD 23105United States

Identity

Name in GCAT
STEP M2
Payload designation
STEP 2
Other names
STP P91-2:PN
International designator
1994-029A
NORAD catalog number
23105
GCAT identifier
S23105
UN registration
ST/SG/SER.E/276

Mission

Mission type
Technology
Use
Defense
Program
STP1
Country
United States
Builder
TRW Inc. Chantilly
Platform (bus)
LEOStar T-200

Launch

Date
May 19, 1994 · 17:03 UTC
Launch record
1994-029Success
Rocket
Pegasus/HAPS
Spaceport
Edwards AFB · pad RW04/22

Orbit and fate

Orbit class (GCAT)
LEO/I
Perigee
604 km
Apogee
819 km
Inclination
81.95°
Status
In orbit
Last known active
1995
End of operations
1998

Size

Mass
180 kg
Dry mass
180 kg
Length
2.0 m
Diameter
1.00 m
Span
3.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q111499047 (CC0).