TDRS

NORAD 19548 · COSPAR 1988-091B · ACTIVE

Orbit: #12654 @ 35622 x 35955 km x 12.5167 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-10 12:14 UTC Â· 24.8 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

TDRS 3
1 19548U 88091B 26283.51028565 -.00000307 00000-0 00000-0 0 09997
2 19548 12.5167 340.2341 0039493 350.9415 182.5600 1.00264748126545

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

September 29th 1988

Spacecraft age

38 years

Distance travelled

—

Expected lifetime

—

Operator

National Aeronautics and Space Administration (NASA)

Purpose

Communications

Orbit class

GEO

Launch site

Cape Canaveral

Launch vehicle

Space Shuttle (STS 26)

Contractor

TRW Defense and Space Systems Group

Launch mass

3,180 kg

Power

1,800.00 W

Orbit elements

// from current orbital elements

Inclination

12.5167Â°

Period

1436.2 min

Perigee

35622 km

Apogee

35955 km

Eccentricity

0.0039493

RAAN

340.2341Â°

Arg of Perigee

350.9415Â°

Mean Motion

1.00264748 rev/d