Latitude
—
TERRA
NORAD 25994 · COSPAR 1999-068A · ACTIVE
Orbit: #42831 @ 688 x 691 km x 97.9303 deg
CURRENT ORBIT DATA
TLE epoch 2026-10-23 06:47 UTC · 9.3 h old
Orbit history
// altitude & velocity from orbital-data archiveTrend: —
Altitude —
Velocity —
Next visible passes
// click to checkCurrent TLE
// onowactive
TERRA
1 25994U 99068A 26296.28332473 .00000305 00000-0 70947-4 0 09997
2 25994 97.9303 340.6537 0002588 154.1309 277.1040 14.61182496428317
TLE data & history
🚀 Launch manifest1 25994U 99068A 26296.28332473 .00000305 00000-0 70947-4 0 09997
2 25994 97.9303 340.6537 0002588 154.1309 277.1040 14.61182496428317
Spacecraft info
// UCS Satellite DatabaseLaunch date
December 18th 1999
Spacecraft age
26 years, 10 months
Distance travelled
—
Expected lifetime
—
Operator
Earth Sciences Enterprise (NASA)
Purpose
Earth Observation
Orbit class
LEO · Sun-Synchronous
Launch site
Vandenberg AFB
Launch vehicle
Atlas 2AS
Contractor
Lockheed Martin
Launch mass
4,854 kg
Power
2,530.00 W
Orbit elements
// from current orbital elementsInclination
97.9303°
Period
98.55 min
Perigee
688 km
Apogee
691 km
Eccentricity
0.0002588
RAAN
340.6537°
Arg of Perigee
154.1309°
Mean Motion
14.61182496 rev/d