INMARSAT

NORAD 23839 · COSPAR 1996-020A · ACTIVE

Orbit: #11158 @ 35830 x 35899 km x 10.8744 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-27 16:54 UTC Â· 38.3 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

INMARSAT 3-F1
1 23839U 96020A 26300.70439584 -.00000343 00000-0 00000-0 0 09994
2 23839 10.8744 45.3791 0008162 184.2488 191.3201 0.99995854111583

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

April 3rd 1996

Spacecraft age

30 years, 6 months

Distance travelled

—

Expected lifetime

—

Operator

INMARSAT, Ltd.

Purpose

Communications

Orbit class

GEO

Launch site

Cape Canaveral

Launch vehicle

Atlas 2A

Contractor

Lockheed Martin Commercial Space Systems

Launch mass

2,064 kg

Power

Orbit elements

// from current orbital elements

Inclination

10.8744Â°

Period

1440.06 min

Perigee

35830 km

Apogee

35899 km

Eccentricity

0.0008162

RAAN

45.3791Â°

Arg of Perigee

184.2488Â°

Mean Motion

0.99995854 rev/d