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4988 Chushuho

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Also known as Chushuho

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

(4988) Chushuho

Orbit class
Main-belt
Semi-major axis
2.407 AU
Eccentricity
0.215
Inclination
2.138 °
Absolute magnitude
13.970 H

via Minor Planet Center

Wikidata facts

Instance of
asteroid
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
3.577
Orbital period
1363.631284869217
Show 17 more facts
discoverer or inventor
Purple Mountain Observatory
site of astronomical discovery
Purple Mountain Observatory
provisional designation
1991 RN1
time of discovery or invention
1980-11-06
orbital eccentricity
0.2141872611412392
orbital inclination
2.137958159259209
periapsis
1.891115632253962
apoapsis
2.922030143418845
semi-major axis of an orbit
2.406572887836403
mean anomaly
42.3025452231075
longitude of ascending node
185.6346827386551
argument of periapsis
186.2340871742653
absolute magnitude
13.98
albedo
0.501
rotation period
3.17
time of periapsis
2460840.263683067
Sources (2)

via Wikidata · CC0