NAVSTAR

NORAD 43873 · COSPAR 2018-109A · ACTIVE

Orbit: #5779 @ 20073 x 20291 km x 55.7757 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-30 20:49 UTC Â· 27.9 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

NAVSTAR 77 (USA 289)
1 43873U 18109A 26303.86780294 .00000031 00000-0 00000-0 0 09996
2 43873 55.7757 86.8363 0041161 196.8004 335.5013 2.00566229057798

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

December 23rd 2018

Spacecraft age

7 years, 10 months

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

Falcon 9

Contractor

Lockheed Martin Missiles & Space

Launch mass

2,300 kg

Power

Orbit elements

// from current orbital elements

Inclination

55.7757Â°

Period

717.97 min

Perigee

20073 km

Apogee

20291 km

Eccentricity

0.0041161

RAAN

86.8363Â°

Arg of Perigee

196.8004Â°

Mean Motion

2.00566229 rev/d