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13154 Petermrva

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Also known as Petermrva

main-belt 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
(13155) 1995 SB1
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
4.17
Orbital period
1200.040270869421
Show 17 more facts
discoverer or inventor
Alexander Pravda
site of astronomical discovery
Modra Observatory
provisional designation
1995 RC
time of discovery or invention
1995-09-07
orbital eccentricity
0.1671408564070345
orbital inclination
5.520403962404778
periapsis
1.840644088338426
apoapsis
2.57941686073842
semi-major axis of an orbit
2.210030474538423
mean anomaly
50.29841038688485
longitude of ascending node
331.5400616925558
argument of periapsis
59.19756115147575
absolute magnitude
14.39
albedo
0.152
rotation period
2.985
time of periapsis
2460832.833005486
Sources (3)

via Wikidata · CC0