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(72611) 2001 FO18

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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

(72611) 2001 FO18

Orbit class
Main-belt
Semi-major axis
2.836 AU
Eccentricity
0.047
Inclination
4.239 °
Absolute magnitude
14.850 H

via Minor Planet Center

Wikidata facts

Instance of
asteroid
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
5.042
Orbital period
1744.412243552447
Show 16 more facts
time of discovery or invention
2001-03-19
site of astronomical discovery
Anderson Mesa Station
provisional designation
2001 FO18
albedo
0.063
absolute magnitude
14.85
orbital eccentricity
0.0469855992339003
semi-major axis of an orbit
2.835962384815627
periapsis
2.702712992760264
apoapsis
2.969211776870991
orbital inclination
4.23976122387927
longitude of ascending node
224.9465997205821
argument of periapsis
344.4448408919591
mean anomaly
40.13498050139656
time of periapsis
2460806.022357274
Sources (2)

via Wikidata · CC0

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via Wikidata sitelinks · CC0