SBIRS

NORAD 39120 · COSPAR 2013-011A · ACTIVE

Orbit: #4985 @ 35776 x 35797 km x 4.7735 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-26 09:28 UTC Â· 25.6 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

SBIRS GEO-2 (USA 241)
1 39120U 13011A 26299.39492881 -.00000131 00000-0 00000-0 0 09999
2 39120 4.7735 52.4028 0002519 164.5306 223.2371 1.00271543049855

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

March 19th 2013

Spacecraft age

13 years, 7 months

Distance travelled

—

Expected lifetime

—

Operator

US Air Force

Purpose

Earth Observation

Orbit class

GEO

Launch site

Cape Canaveral

Launch vehicle

Atlas 5

Contractor

Lockheed Martin Space Systems

Launch mass

4,500 kg

Power

Orbit elements

// from current orbital elements

Inclination

4.7735Â°

Period

1436.1 min

Perigee

35776 km

Apogee

35797 km

Eccentricity

0.0002519

RAAN

52.4028Â°

Arg of Perigee

164.5306Â°

Mean Motion

1.00271543 rev/d