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12202 Toddgregory

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Also known as (12202) 1981 EM13, 1981 EM13

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
12203 Gehling
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
1.922
Orbital period
1201.617589307896
Show 16 more facts
site of astronomical discovery
Siding Spring Observatory
discoverer or inventor
Schelte J. Bus
provisional designation
1991 GN8
time of discovery or invention
1981-03-01
albedo
0.363
orbital eccentricity
0.08214259712425535
absolute magnitude
15.91
orbital inclination
5.010126004545657
periapsis
2.030269926798502
apoapsis
2.393663290795976
semi-major axis of an orbit
2.211966608797239
mean anomaly
203.8901074193949
longitude of ascending node
232.6684705985683
argument of periapsis
312.1215733325346
time of periapsis
2461521.5677577495
Sources (4)

via Wikidata · CC0