Английская Википедия:(277475) 2005 WK4

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Шаблон:Use dmy dates Шаблон:Infobox planet

Шаблон:Mp, provisional designation Шаблон:Mp, is a stony, sub-kilometer asteroid, classified as near-Earth object and potentially hazardous asteroid of the Apollo group that passed Earth within 8.2 lunar distances on 8 August 2013.[1] It was discovered on 27 November 2005, by astronomers of the Siding Spring Survey at Siding Spring Observatory, Australia.[2]

Description

In August 2013, Шаблон:Mp was radar-imaged by the Deep Space Network dish at Goldstone Observatory, United States,[1] and had been observed previously at Arecibo Observatory in July 2012 (this was not a close approach though).[3]

Physical characteristics

Шаблон:Mp measures approximately 250 meters in diameter, and has a rotation period of 2.595 hours.[4][5]Шаблон:Efn Its spectral type is that of an Sk-subtype, which transitions from the stony S-type to the uncommon K-type asteroids.[6]

See also

Notes

Шаблон:Notelist

References

Шаблон:Reflist

External links

Шаблон:Minor planets navigator Шаблон:Small Solar System bodies Шаблон:2013 in space Шаблон:Authority control

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  3. 2005WK4 - Background
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