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16857 Goodall

Image by champsmart on Pixabay · Pixabay License

EntityQ2619668· pop 15

16857 Goodall

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Also known as Goodall

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

Instance of
asteroid
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
2.687
Orbital period
1385.735318611764
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discoverer or inventor
Near-Earth Asteroid Tracking
site of astronomical discovery
Haleakalā Observatory
provisional designation
1997 YZ8
time of discovery or invention
1997-12-25
orbital eccentricity
0.1545947205006061
absolute magnitude
14.79
longitude of ascending node
102.88234703421
argument of periapsis
358.5068764699075
orbital inclination
5.654252403256389
periapsis
2.056456505182879
apoapsis
2.808562805793293
semi-major axis of an orbit
2.432509655488086
mean anomaly
108.819401153826
albedo
0.294
time of periapsis
2460581.625312419
Sources (2)

via Wikidata · CC0

Gallery (2)