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EntityQ1081313· pop 21

5663 McKeegan

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Also known as McKeegan, (5663) McKeegan

asteroid

In the Vinony graph

Within Vinony's link graph, 5663 McKeegan connects to HTML element, list of minor planets: 5001–6000 and JPL Small-Body Database.

Vinony files it under Astronomical objects discovered in 1981, Background asteroids and Discoveries by Schelte J. Bus.

Its subject is documented across 21 Wikipedia language editions.

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
5664 Eugster
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
5.487
Orbital period
1348.71027466468
Show 17 more facts
discoverer or inventor
Schelte J. Bus
site of astronomical discovery
Siding Spring Observatory
provisional designation
1981 EQ12
time of discovery or invention
1981-03-01
orbital eccentricity
0.2700196505067359
mean anomaly
253.7457416646875
longitude of ascending node
240.1060695874495
argument of periapsis
95.4750155239584
absolute magnitude
14.96
orbital inclination
6.455292266529605
periapsis
1.743912385806516
apoapsis
3.034058382905548
semi-major axis of an orbit
2.388985384356031
albedo
0.093
rotation period
4.769
time of periapsis
2461398.572805399
Sources (2)

via Wikidata · CC0

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