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EntityQ137866· pop 34· linked from 10 articles

Also known as (1309) Hyperborea, Hyperborea

asteroid

In the Vinony graph

Vinony's link graph records 10 inbound references to Q137866, and connects out to asteroid belt, Wide-field Infrared Survey Explorer and light curve.

It sits within the topics Astronomical objects discovered in 1931, Background asteroids and Discoveries by Grigory Neujmin.

Vinony links it to 36 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

Diameter
57.57
Orbital period
2100.111821171971
Show 14 more facts
provisional designation
A919 SH
time of discovery or invention
1931-10-11
orbital inclination
10.27888987207454
orbital eccentricity
0.1461236741328
albedo
0.043
periapsis
2.740465260586775
apoapsis
3.678415735565796
semi-major axis of an orbit
3.209440498076285
mean anomaly
88.74130352200764
longitude of ascending node
205.9742343341012
argument of periapsis
243.1865734621268
absolute magnitude
10.38
rotation period
13.88
time of periapsis
2460482.814831798
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