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COSMOS 2473

NORAD 37806 Payload GEO 2011-048A ● Active
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Altitude (km)
Speed (km/s)
Latitude
Longitude
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🛰️ Orbital Parameters
Perigee
35771 km
Apogee
35811 km
Inclination
5.6°
Period
1436.3 min
Mean Motion
1.00255759 rev/day
TLE Epoch
2026-06-19 20:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude35,791 km
Orbital Velocity11,069 km/h
Velocity3.07 km/s
Orbital Period~24 hours (geosynchronous)
Orbits / Day1.00
Eccentricity0.0005
Semi-Major Axis42,162 km
Est. Orbital LifetimePermanent — geostationary orbit, no atmospheric drag
🚀 Launch & Identity
Country / Operator
🇷🇺 Russia (CIS)
Launch Date
2011-09-20
Launch Site
Baikonur, Kazakhstan
Int'l Designator
2011-048A
Object Type
Payload
RCS Size
Large (>1 m²)
📖 About This Object
COSMOS 2473 is an active satellite operated by Russia (CIS), launched on 2011-09-20 from Baikonur, Kazakhstan. After 15 years in orbit, it continues to be tracked by global surveillance networks. It orbits in Geostationary Orbit (GEO) at altitudes between 35,771 km and 35,811 km with an inclination of 5.6°. It travels at approximately 11,069 km/h (3.07 km/s), completing one full orbit every ~24 hours (geosynchronous) — that’s roughly 1.00 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 COSMOS 2473 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
COSMOS 2473 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 5.6°, 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 COSMOS 2473’s average altitude, there are currently 715 active payloads and 60 tracked debris or rocket body fragments — notable neighbours include ASTRA 1N, GOES 16, TDRS 13. Russia (CIS) operates approximately 1,286 active satellites in total, of which 124 share a similar altitude band with COSMOS 2473.
🔗 Cosmos (Military/Government) Series

This satellite carries the Cosmos designation, used by Russia (and formerly the Soviet Union) as a generic identifier for military and government spacecraft. The Cosmos series encompasses reconnaissance, signals intelligence (SIGINT), early warning, navigation, communications and scientific payloads. Many Cosmos satellites have classified missions with limited publicly available information.

❓ Frequently Asked Questions
COSMOS 2473 orbits at approximately 35,791 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 11,069 km/h — it just keeps pace with the ground below. With an inclination of 5.6°, it actually traces a small figure-of-eight pattern rather than remaining perfectly fixed. Learn more about geostationary orbits.
COSMOS 2473 is operated by Russia (CIS). It is catalogued by the U.S. Space Surveillance Network under NORAD ID 37806. You can track COSMOS 2473 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
COSMOS 2473 was launched on 2011-09-20 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 COSMOS 2473 (NORAD ID 37806) 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.
COSMOS 2473 travels at approximately 11,069 km/h (6,878 mph) — roughly 3.07 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.