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12811 Rigonistern

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Also known as Rigonistern

asteroid

Picture of the Day · NASA

Pathfinder on Mars

Pathfinder on Mars

2026-07-04

On July 4th, 1997, using its own array of fireworks, a parachute, and a cocoon of airbags, the Mars Pathfinder spacecraft bounced like a giant beach ball at least 15 times before it came to rest on the surface of Mars at 10:07 AM Pacific Daylight Time. After its then novel airbag-assisted landing sequence was completed, Pathfinder transmitted this color mosaic to mission operators on Earth. In the scene from another world, the Mars Sojourner robot rover is visible in the foreground, crouched on top of the unfolded Pathfinder. About the size of a large house cat, the six-wheeled, solar-powered Sojourner became the first successful Martian rover. Surrounding Pathfinder are deflated airbags and the rock-strewn terrain of the Ares Vallis floodplain. In the distance Martian hills appear against a dusty brownish sky. The Pathfinder lander was subsequently renamed the Carl Sagan Memorial Station.

via NASA APOD

Wikidata facts

Diameter
2.741
Orbital period
1242.986111308565
Show 13 more facts
provisional designation
1996 CL7
time of discovery or invention
1996-02-14
orbital eccentricity
0.1493610849775031
orbital inclination
9.353330395398974
periapsis
1.924526134351123
apoapsis
2.600369447930637
semi-major axis of an orbit
2.26244779114088
mean anomaly
308.161477192019
longitude of ascending node
338.6058355156566
argument of periapsis
118.1719630926585
absolute magnitude
14.95
albedo
0.373
time of periapsis
2461179.4848996694
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via Wikidata · CC0

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