ECHOSTAR 4
NORAD 25331
Payload
GEO
1998-028A
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GEO · NORAD 25331
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Altitude (km)
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Speed (km/s)
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Latitude
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Longitude
🛰️ Orbital Parameters
Perigee
36110 km
Apogee
36214 km
Inclination
11.7°
Period
1455.3 min
Mean Motion
0.98948275 rev/day
TLE Epoch
2026-06-19 02:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude36,162 km
Orbital Velocity11,021 km/h
Velocity3.06 km/s
Orbital Period24.3 hours
Orbits / Day0.99
Eccentricity0.0012
Semi-Major Axis42,533 km
Est. Orbital LifetimePermanent — geostationary orbit, no atmospheric drag
🚀 Launch & Identity
Country / Operator
🇺🇸 United States
Launch Date
1998-05-07
Launch Site
Baikonur, Kazakhstan
Int'l Designator
1998-028A
Object Type
Payload
RCS Size
Large (>1 m²)
📖 About This Object
ECHOSTAR 4 is an active satellite operated by United States, launched on 1998-05-07 from Baikonur, Kazakhstan. With over 28 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Geostationary Orbit (GEO) at altitudes between 36,110 km and 36,214 km with an inclination of 11.7°. It travels at approximately 11,021 km/h (3.06 km/s), completing one full orbit every 24.3 hours — that’s roughly 0.99 orbits per day. At geostationary altitude, there is no meaningful atmospheric drag — this object will remain in orbit indefinitely unless actively deorbited. Orbital Radar tracks ECHOSTAR 4 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
ECHOSTAR 4 occupies geostationary orbit at approximately 35,786 km above the equator, where its orbital period matches the Earth’s 24-hour rotation. From the ground, it appears to hover over a fixed point — ideal for broadcast television, weather monitoring and wideband communications. With an inclination of 11.7°, it traces a small figure-of-eight pattern relative to the equator rather than remaining perfectly stationary, which can indicate aging stationkeeping fuel or a deliberate inclined-orbit strategy. Within ±50 km of ECHOSTAR 4’s average altitude, there are currently 159 active payloads and 9 tracked debris or rocket body fragments. United States operates approximately 12,339 active satellites in total, of which 53 share a similar altitude band with ECHOSTAR 4.
❓ Frequently Asked Questions
ECHOSTAR 4 orbits at approximately 36,162 km altitude, where the orbital period matches the Earth’s 24-hour rotation. This means it stays above the same point on the equator at all times. Its actual speed is still 11,021 km/h — it just keeps pace with the ground below. With an inclination of 11.7°, it actually traces a small figure-of-eight pattern rather than remaining perfectly fixed. Learn more about geostationary orbits.
ECHOSTAR 4 is operated by United States. It is catalogued by the U.S. Space Surveillance Network under NORAD ID 25331. You can track ECHOSTAR 4 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
ECHOSTAR 4 was launched on 1998-05-07 from Baikonur, Kazakhstan, the world’s first and largest operational space launch facility, located in Kazakhstan. View the full satellite launch log.
Yes — Orbital Radar tracks ECHOSTAR 4 (NORAD ID 25331) using the latest TLE (two-line element set) data from Space-Track and CelesTrak. Open the live tracker to see its current position, altitude, speed and orbital path updated in real time. You can also browse the satellite directory to find other tracked objects.
ECHOSTAR 4 travels at approximately 11,021 km/h (6,848 mph) — roughly 3.06 km/s. Despite this high speed, it appears stationary from the ground because it matches the Earth’s rotation. Geostationary satellites are actually slower than LEO satellites because orbital velocity decreases with altitude.