RADUGA 25
NORAD 20499
Payload
GEO
1990-016A
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GEO · NORAD 20499
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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
35792 km
Apogee
35834 km
Inclination
12.3°
Period
1437.5 min
Mean Motion
1.00177336 rev/day
TLE Epoch
2026-06-19 09:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude35,813 km
Orbital Velocity11,066 km/h
Velocity3.07 km/s
Orbital Period~24 hours (geosynchronous)
Orbits / Day1.00
Eccentricity0.0005
Semi-Major Axis42,184 km
Est. Orbital LifetimePermanent — geostationary orbit, no atmospheric drag
🚀 Launch & Identity
Country / Operator
🇷🇺 Russia (CIS)
Launch Date
1990-02-15
Launch Site
Baikonur, Kazakhstan
Int'l Designator
1990-016A
Object Type
Payload
RCS Size
Large (>1 m²)
📖 About This Object
RADUGA 25 is an active satellite operated by Russia (CIS), launched on 1990-02-15 from Baikonur, Kazakhstan. With over 36 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Geostationary Orbit (GEO) at altitudes between 35,792 km and 35,834 km with an inclination of 12.3°. It travels at approximately 11,066 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 RADUGA 25 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
RADUGA 25 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 12.3°, 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 RADUGA 25’s average altitude, there are currently 712 active payloads and 65 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 121 share a similar altitude band with RADUGA 25.
❓ Frequently Asked Questions
RADUGA 25 orbits at approximately 35,813 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 11,066 km/h — it just keeps pace with the ground below. With an inclination of 12.3°, it actually traces a small figure-of-eight pattern rather than remaining perfectly fixed. Learn more about geostationary orbits.
RADUGA 25 is operated by Russia (CIS). It is catalogued by the U.S. Space Surveillance Network under NORAD ID 20499. You can track RADUGA 25 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
RADUGA 25 was launched on 1990-02-15 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 RADUGA 25 (NORAD ID 20499) 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.
RADUGA 25 travels at approximately 11,066 km/h (6,876 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.