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NORAD 9415

OPS 5721

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

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From your location

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Its orbit in 3D

Goes round Earth once every 101 minutes, on an orbit tilted 98.4° from the equator, between 816 and 853 km up. Earth is drawn to scale.

Drag to turn · pinch to zoom · it moves live

About OPS 5721

OPS 5721 is a satellite from the United States, launched on Sep 11, 1976 from Air Force Western Test Range.

It circles Earth every 101 minutes (14.3 times a day), between 787 and 810 km up, on an orbit tilted 98.4° to the equator, so its path covers latitudes up to 82° north and south.

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

DMSP 5D-1/F01 · meteorological satellite

Names and facts: Wikidata (CC0).

Orbit height over the past year

Over the last 13 days its lowest point went from 787 km to 787 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)
785790795800805810

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