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5830 Simohiro

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Also known as Simohiro

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
Followed by
5831 Dizzy
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
3.021
Orbital period
1252.202089733815
Show 16 more facts
discoverer or inventor
Takeshi Urata
provisional designation
1991 EG
time of discovery or invention
1991-03-09
orbital eccentricity
0.2033694517710973
orbital inclination
5.264192829240332
periapsis
1.811232856095192
apoapsis
2.736001392257421
semi-major axis of an orbit
2.273617124176307
mean anomaly
70.34661053838398
longitude of ascending node
48.1925406140323
argument of periapsis
81.43162190690663
absolute magnitude
15.05
albedo
0.336
rotation period
58.052
time of periapsis
2460755.8106313283
Sources (2)

via Wikidata · CC0