RADIO ROSTO
NORAD 23439
Payload
MEO
1994-085A
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MEO · NORAD 23439
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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
1891 km
Apogee
2153 km
Inclination
64.8°
Period
127.7 min
Mean Motion
11.27583495 rev/day
TLE Epoch
2026-06-19 22:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude2,022 km
Orbital Velocity24,809 km/h
Velocity6.89 km/s
Orbital Period2 hours 8 minutes
Orbits / Day11.28
Eccentricity0.0156
Semi-Major Axis8,393 km
Est. Orbital LifetimeEffectively permanent — above atmospheric drag
🚀 Launch & Identity
Country / Operator
🇷🇺 Russia (CIS)
Launch Date
1994-12-26
Launch Site
Baikonur, Kazakhstan
Int'l Designator
1994-085A
Object Type
Payload
RCS Size
Medium (0.1–1 m²)
📖 About This Object
RADIO ROSTO is an active satellite operated by Russia (CIS), launched on 1994-12-26 from Baikonur, Kazakhstan. With over 32 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Medium Earth Orbit (MEO) at altitudes between 1,891 km and 2,153 km with an inclination of 64.8°. It travels at approximately 24,809 km/h (6.89 km/s), completing one full orbit every 2 hours 8 minutes — that’s roughly 11.28 orbits per day. Orbital Radar tracks RADIO ROSTO in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
RADIO ROSTO orbits at an average altitude of 2,022 km in Medium Earth Orbit, the region between LEO and GEO (2,000–35,786 km). MEO’s higher altitude gives each satellite a much larger ground footprint than LEO, meaning fewer spacecraft are needed for global coverage — but signal latency is higher and radiation from the Van Allen belts is a significant design constraint. Within ±50 km of RADIO ROSTO’s average altitude, there are currently 8 active payloads and 28 tracked debris or rocket body fragments. This is a relatively sparse altitude band, containing less than 1% of all active satellites. With an inclination of 64.8°, RADIO ROSTO passes over latitudes between 64.8°N and 64.8°S, covering most populated land masses in both hemispheres. This mid-inclination band balances global coverage with efficient launch energy requirements. Russia (CIS) operates approximately 1,286 active satellites in total, of which 2 share a similar altitude band with RADIO ROSTO.
❓ Frequently Asked Questions
RADIO ROSTO orbits in Medium Earth Orbit (MEO) at altitudes between 1,891 km (perigee) and 2,153 km (apogee), with an average altitude of approximately 2,022 km. It completes one orbit every 2 hours 8 minutes, travelling at approximately 24,809 km/h (15,416 mph).
RADIO ROSTO is operated by Russia (CIS). It is catalogued by the U.S. Space Surveillance Network under NORAD ID 23439. You can track RADIO ROSTO in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
RADIO ROSTO was launched on 1994-12-26 from Baikonur, Kazakhstan, the world’s first and largest operational space launch facility, located in Kazakhstan. At its current altitude, the estimated remaining orbital lifetime is: effectively permanent — above atmospheric drag. View the full satellite launch log.
Yes — Orbital Radar tracks RADIO ROSTO (NORAD ID 23439) 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.
RADIO ROSTO travels at approximately 24,809 km/h (15,416 mph) — roughly 6.89 km/s. It completes 11.28 orbits per day, meaning the crew or instruments aboard (if any) would experience approximately 23 sunrises and sunsets every 24 hours.