OPS 8790
NORAD 10787
Payload
GEO
1978-038A
● Active
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GEO · NORAD 10787
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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
35673 km
Apogee
35777 km
Inclination
3.6°
Period
1433.0 min
Mean Motion
1.00492123 rev/day
TLE Epoch
2026-06-19 22:00:00 UTC
📐 Computed Orbital Characteristics
Avg. Altitude35,725 km
Orbital Velocity11,078 km/h
Velocity3.08 km/s
Orbital Period~24 hours (geosynchronous)
Orbits / Day1.00
Eccentricity0.0012
Semi-Major Axis42,096 km
Est. Orbital LifetimePermanent — geostationary orbit, no atmospheric drag
🚀 Launch & Identity
Country / Operator
🇺🇸 United States
Launch Date
1978-04-07
Launch Site
Cape Canaveral, Florida
Int'l Designator
1978-038A
Object Type
Payload
RCS Size
Large (>1 m²)
📖 About This Object
OPS 8790 is an active satellite operated by United States, launched on 1978-04-07 from Cape Canaveral, Florida. With over 48 years in orbit, it has far exceeded many satellites’ design lifetimes. It orbits in Geostationary Orbit (GEO) at altitudes between 35,673 km and 35,777 km with an inclination of 3.6°. It travels at approximately 11,078 km/h (3.08 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 OPS 8790 in real time using the latest two-line element set (TLE) data, providing live position, altitude, speed and orbital path updated continuously.
🌍 Orbit Context
OPS 8790 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 3.6°, 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 OPS 8790’s average altitude, there are currently 39 active payloads and 35 tracked debris or rocket body fragments. United States operates approximately 12,360 active satellites in total, of which 13 share a similar altitude band with OPS 8790.
❓ Frequently Asked Questions
OPS 8790 orbits at approximately 35,725 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 11,078 km/h — it just keeps pace with the ground below. With an inclination of 3.6°, it actually traces a small figure-of-eight pattern rather than remaining perfectly fixed. Learn more about geostationary orbits.
OPS 8790 is operated by United States. It is catalogued by the U.S. Space Surveillance Network under NORAD ID 10787. You can track OPS 8790 in real time on Orbital Radar’s live tracker or browse all operators in the operator directory.
OPS 8790 was launched on 1978-04-07 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 OPS 8790 (NORAD ID 10787) 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.
OPS 8790 travels at approximately 11,078 km/h (6,883 mph) — roughly 3.08 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.