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NORAD 42951

BSAT-4A

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

Time

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Position

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Speed

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From your location

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Sunlight

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Its orbit in 3D

Goes round Earth once every 23.9 hours, on an orbit tilted 0.1° from the equator, between 35,809 and 35,815 km up. Earth is drawn to scale.

Drag to turn · pinch to zoom · it moves live

About BSAT-4A

BSAT-4A is a satellite from Japan, launched on Sep 29, 2017 from French Guiana.

It sits in geostationary orbit about 35,800 km above the equator near 110°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.

BSAT-4a · geostationary telecommunications satellite

Operated by
Broadcasting Satellite System Corporation
Built by
Lanteris Space Systems
Mass
3,520 kg

Wikipedia article ↗ · Names and facts: Wikidata (CC0).

Orbit height over the past year

Over the last 21 days its lowest point went from 35,784 km to 35,785 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)
35,78235,78435,78635,78835,790

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