COSMOS 941
NORAD 10287
Payload
LEO
1977-079C
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LEO · NORAD 10287
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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
1413 km
Apogee
1462 km
Inclination
74.0°
Period
114.6 min
Mean Motion
12.56552028 rev/day
TLE Epoch
2026-06-19 01:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude1,438 km
Orbital Velocity25,721 km/h
Velocity7.14 km/s
Orbital Period115 minutes
Orbits / Day12.57
Eccentricity0.0031
Semi-Major Axis7,809 km
Est. Orbital LifetimeThousands of years
🚀 Launch & Identity
Country / Operator
🇷🇺 Russia (CIS)
Launch Date
1977-08-24
Launch Site
PKMTR
Int'l Designator
1977-079C
Object Type
Payload
RCS Size
Medium (0.1–1 m²)
📖 About This Object
COSMOS 941 is an active satellite operated by Russia (CIS), launched on 1977-08-24 from PKMTR. With over 49 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Low Earth Orbit (LEO) at altitudes between 1,413 km and 1,462 km with an inclination of 74.0°. It travels at approximately 25,721 km/h (7.14 km/s), completing one full orbit every 115 minutes — that’s roughly 12.57 orbits per day. At its current altitude, the estimated orbital lifetime before atmospheric re-entry is thousands of years. Orbital Radar tracks COSMOS 941 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 941 orbits at an average altitude of 1,438 km in the uppermost reaches of Low Earth Orbit. At this altitude, orbital decay is effectively zero without active deorbiting, and coverage footprints are significantly larger than lower LEO, though at the cost of higher latency. Within ±50 km of COSMOS 941’s average altitude, there are currently 370 active payloads and 185 tracked debris or rocket body fragments. With an inclination of 74.0°, COSMOS 941 passes over latitudes between 74.0°N and 74.0°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 1,285 active satellites in total, of which 333 share a similar altitude band with COSMOS 941.
❓ Frequently Asked Questions
COSMOS 941 orbits in Low Earth Orbit (LEO) at altitudes between 1,413 km (perigee) and 1,462 km (apogee), with an average altitude of approximately 1,438 km. It completes one orbit every 115 minutes, travelling at approximately 25,721 km/h (15,982 mph).
COSMOS 941 is operated by Russia (CIS). It is catalogued by the U.S. Space Surveillance Network under NORAD ID 10287. You can track COSMOS 941 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
COSMOS 941 was launched on 1977-08-24 from PKMTR. At its current altitude, the estimated remaining orbital lifetime is: thousands of years. View the full satellite launch log.
Yes — Orbital Radar tracks COSMOS 941 (NORAD ID 10287) 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 941 travels at approximately 25,721 km/h (15,982 mph) — roughly 7.14 km/s. It completes 12.57 orbits per day, meaning the crew or instruments aboard (if any) would experience approximately 25 sunrises and sunsets every 24 hours.