NOAA

NORAD 28654 · COSPAR 2005-018A · INACTIVE TLE

Orbit: #4388 @ 837 x 856 km x 98.8395 deg

CURRENT ORBIT DATA

TLE epoch 2025-08-20 21:19 UTC Â· 10309.5 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// celestrak

NOAA 18
1 28654U 05018A 25232.88830689 .00000072 00000+0 61789-4 0 9996
2 28654 98.8395 311.5431 0013143 285.1851 74.7868 14.13628502 43884

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

May 20th 2005

Spacecraft age

21 years, 5 months

Distance travelled

—

Expected lifetime

—

Operator

National Oceanographic and Atmospheric Administration (NOAA) (part of international program)

Purpose

Earth Observation

Orbit class

LEO Â· Sun-Synchronous

Launch site

Vandenberg AFB

Launch vehicle

Delta 2

Contractor

Lockheed Martin Space Systems

Launch mass

2,223 kg

Power

830.00 W

Orbit elements

// from current orbital elements

Inclination

98.8395Â°

Period

101.87 min

Perigee

837 km

Apogee

856 km

Eccentricity

0.0013143

RAAN

311.5431Â°

Arg of Perigee

285.1851Â°

Mean Motion

14.13628502 rev/d