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21192 Seccisergio

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Also known as Seccisergio

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
(21193) 1994 PJ1
Parent body
Sun
Minor-planet group
asteroid belt
Orbital period
1397.51674129562
Show 15 more facts
discoverer or inventor
Antonio Vagnozzi
provisional designation
1998 QM15
time of discovery or invention
1994-07-02
orbital eccentricity
0.111083069682055
absolute magnitude
14.98
orbital inclination
7.194836958712619
periapsis
2.174537522730065
apoapsis
2.718017559896798
semi-major axis of an orbit
2.446277541313432
mean anomaly
89.51162816674051
longitude of ascending node
113.0979033007038
argument of periapsis
153.4700383913523
time of periapsis
2460653.016669712
Sources (2)

via Wikidata · CC0