OrbitNight

NORAD 3338

EXPLORER 40 (INJUN-5)

In 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 118 minutes, on an orbit tilted 80.7° from the equator, between 683 and 2,500 km up. Earth is drawn to scale.

Drag to turn · pinch to zoom · it moves live

About EXPLORER 40 (INJUN-5)

EXPLORER 40 (INJUN-5) is a satellite from the United States, launched on Aug 8, 1968 from Air Force Western Test Range.

It circles Earth every 118 minutes (12.2 times a day), between 679 and 2,475 km up, on an orbit tilted 80.7° to the equator, so its path covers latitudes up to 81° north and south.

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

Injun 5 · NASA satellite of the Explorer program

Operated by
National Aeronautics and Space Administration
Mass
71 kg

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

Orbit height over the past year

Over the last 10 days its lowest point went from 679 km to 679 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)
5001,0001,5002,0002,500

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