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(31003) 1995 WQ2

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minor planet

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

Small body data

(31003) 1995 WQ2

Orbit class
Main-belt
Semi-major axis
3.148 AU
Eccentricity
0.078
Inclination
17.429 °
Absolute magnitude
13.810 H

via Minor Planet Center

Wikidata facts

Instance of
asteroid
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
9.776
Orbital period
2039.412002105627
Show 16 more facts
time of discovery or invention
1995-11-16
discoverer or inventor
Hiroshi Kaneda
provisional designation
1995 WQ2
albedo
0.067
orbital eccentricity
0.07834522261582545
orbital inclination
17.42963948262875
periapsis
2.900721103464021
apoapsis
3.393872435554569
semi-major axis of an orbit
3.147296769509295
mean anomaly
127.1925480807412
longitude of ascending node
70.7204405184147
argument of periapsis
350.4106870048059
absolute magnitude
13.82
site of astronomical discovery
Kushiro
time of periapsis
2460279.9499746272
Sources (3)

via Wikidata · CC0

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via Wikidata sitelinks · CC0