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NORAD 27875

USA 170

📡 Radar viewIn orbit
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Computing position…
Blue circle: where it is above the horizon now

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Its orbit in 3D

Goes round Earth once every 23.9 hours, on an orbit tilted 10.8° from the equator, between 35,779 and 35,807 km up. Earth is drawn to scale.

Drag to turn · pinch to zoom · it moves live

About USA 170

USA 170 is a satellite from the United States, launched on Aug 29, 2003 from Air Force Eastern Test Range.

It sits in geostationary orbit about 35,800 km above the equator near 25°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.

USA-170 · American military communications satellite

Names and facts: Wikidata (CC0).

Orbit height over the past year

Over the last 24 days its lowest point went from 35,776 km to 35,772 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)
35,77035,78035,79035,800Nov 26

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