NAVSTAR

NORAD 28874 · COSPAR 2005-038A · ACTIVE

Orbit: #15424 @ 19841 x 20524 km x 54.7893 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-15 03:27 UTC Â· 31.7 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

NAVSTAR 57 (USA 183)
1 28874U 05038A 26288.14407126 -.00000009 00000-0 00000-0 0 09996
2 28874 54.7893 268.3258 0128573 298.3802 157.4794 2.00557544154244

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

September 26th 2005

Spacecraft age

21 years

Distance travelled

—

Expected lifetime

—

Operator

DoD/US Air Force

Purpose

Navigation/Global Positioning

Orbit class

MEO Â· Non-Polar Inclined

Launch site

Cape Canaveral

Launch vehicle

Delta 2

Contractor

Lockheed Martin

Launch mass

2,217 kg

Power

1,136.00 W

Orbit elements

// from current orbital elements

Inclination

54.7893Â°

Period

718 min

Perigee

19841 km

Apogee

20524 km

Eccentricity

0.0128573

RAAN

268.3258Â°

Arg of Perigee

298.3802Â°

Mean Motion

2.00557544 rev/d