OrbitNight

NORAD 13086

OPS 8701

📡 Radar viewIn orbit
Tap to zoom and pan
Computing position…
Blue circle: where it is above the horizon now

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Speed

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From your location

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Its orbit in 3D

Goes round Earth once every 24.4 hours, on an orbit tilted 9.0° from the equator, between 36,378 and 36,398 km up. Earth is drawn to scale.

Drag to turn · pinch to zoom · it moves live

About OPS 8701

OPS 8701 is a satellite from the United States, launched on Mar 6, 1982 from Air Force Eastern Test Range.

It sits in geostationary orbit about 35,800 km above the equator near 136°E, turning with Earth so it stays over the same spot.

The map shows where it is right now; the pass list tells you when it next comes over your location.

DSP 10 · American missile launch warning satellite launched in 1982

Operated by
United States Air Force
Built by
TRW Inc.
Mass
1,170 kg

Names and facts: Wikidata (CC0).

Orbit height over the past year

Over the last 12 days its lowest point went from 36,357 km to 36,355 km. Sudden rises are engine burns that lift the orbit; slow declines are drag from the thin upper atmosphere.

Lowest point (perigee)Highest point (apogee)
36,36036,38036,400

From Space-Track element sets, one point a day.