INMARSAT

NORAD 28899 · COSPAR 2005-044A · ACTIVE

Orbit: #7681 @ 35772 x 35801 km x 5.2622 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-23 17:37 UTC Â· 16.6 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

INMARSAT 4-F2
1 28899U 05044A 26296.73408796 -.00000246 00000-0 00000-0 0 09991
2 28899 5.2622 43.6944 0003383 178.0913 218.1679 1.00271533076819

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

November 8th 2005

Spacecraft age

20 years, 11 months

Distance travelled

—

Expected lifetime

—

Operator

INMARSAT, Ltd.

Purpose

Communications

Orbit class

GEO

Launch site

Sea Launch Odyssey

Launch vehicle

Zenit 3SL

Contractor

EADS Astrium

Launch mass

5,458 kg

Power

13,000.00 W

Orbit elements

// from current orbital elements

Inclination

5.2622Â°

Period

1436.1 min

Perigee

35772 km

Apogee

35801 km

Eccentricity

0.0003383

RAAN

43.6944Â°

Arg of Perigee

178.0913Â°

Mean Motion

1.00271533 rev/d