Launch Details

Launched	1 August 1998
Flight ended	–
Status	Non-operational
Category	Orbcomm
Launch site	Eastern Range Airspace
Owner	ORBCOMM
NORAD ID	25420
COSPAR ID	1998-046H
Alternative names	SLOT B1
Observing

Current orbital elements

Inclination	44.996°
Eccentricity	0.00039
RA ascending node	12.129 hr
Argument perigee	341.812°
Mean anomaly	18.259°
Orbital period	100.115 min
Epoch of osculation	31 Jan 2026, 10:44

See historical orbital elements »

Derived Quantities

Min Altitude	768.3 km
Mean Altitude	771.1 km
Peak Altitude	773.9 km

Launched alongside

ORBCOMM FM17 ORBCOMM FM18 ORBCOMM FM19 ORBCOMM FM20 ORBCOMM FM16 ORBCOMM FM15 ORBCOMM FM14 PEGASUS R/B(1) PEGASUS R/B(2) ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB ORBCOMM FM16 DEB