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227151 Desargues

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Also known as Desargues

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

Small body data

227151 Desargues (2005 PT16)

Orbit class
Main-belt Asteroid
Absolute magnitude
17.800 H
Earth MOID
0.893 AU

via NASA/JPL Small-Body Database

Wikidata facts

Instance of
asteroid
Parent body
Sun
Minor-planet group
asteroid belt
Orbital period
1328.522578801989
Show 14 more facts
time of discovery or invention
2005-08-10
provisional designation
2005 PT16
site of astronomical discovery
Saint-Sulpice
orbital eccentricity
0.1927817712639551
absolute magnitude
17.81
mean anomaly
212.0551745518141
argument of periapsis
4.640447372973699
longitude of ascending node
306.9959998456746
orbital inclination
0.555176492023924
semi-major axis of an orbit
2.365086388417467
periapsis
1.909140845266077
apoapsis
2.821031931568856
time of periapsis
2461546.4667806244
Sources (3)

via Wikidata · CC0

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via Wikidata sitelinks · CC0