SBS 2
NORAD 12855
Payload
GEO
1981-096A
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GEO · NORAD 12855
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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
35812 km
Apogee
35853 km
Inclination
10.3°
Period
1438.5 min
Mean Motion
1.00107737 rev/day
TLE Epoch
2026-06-18 23:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude35,833 km
Orbital Velocity11,064 km/h
Velocity3.07 km/s
Orbital Period~24 hours (geosynchronous)
Orbits / Day1.00
Eccentricity0.0005
Semi-Major Axis42,204 km
Est. Orbital LifetimePermanent — geostationary orbit, no atmospheric drag
🚀 Launch & Identity
Country / Operator
🇺🇸 United States
Launch Date
1981-09-24
Launch Site
Cape Canaveral, Florida
Int'l Designator
1981-096A
Object Type
Payload
RCS Size
Large (>1 m²)
📖 About This Object
SBS 2 is an active satellite operated by United States, launched on 1981-09-24 from Cape Canaveral, Florida. With over 45 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Geostationary Orbit (GEO) at altitudes between 35,812 km and 35,853 km with an inclination of 10.3°. It travels at approximately 11,064 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 SBS 2 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
SBS 2 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 10.3°, 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 SBS 2’s average altitude, there are currently 680 active payloads and 55 tracked debris or rocket body fragments — notable neighbours include ASTRA 1N, GOES 16, TDRS 13. United States operates approximately 12,360 active satellites in total, of which 136 share a similar altitude band with SBS 2.
❓ Frequently Asked Questions
SBS 2 orbits at approximately 35,833 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 11,064 km/h — it just keeps pace with the ground below. With an inclination of 10.3°, it actually traces a small figure-of-eight pattern rather than remaining perfectly fixed. Learn more about geostationary orbits.
SBS 2 is operated by United States. It is catalogued by the U.S. Space Surveillance Network under NORAD ID 12855. You can track SBS 2 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
SBS 2 was launched on 1981-09-24 from Cape Canaveral, Florida, one of the busiest launch facilities in the world, operated by NASA and the U.S. Space Force on Florida’s Atlantic coast. View the full satellite launch log.
Yes — Orbital Radar tracks SBS 2 (NORAD ID 12855) 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.
SBS 2 travels at approximately 11,064 km/h (6,875 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.