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・ 53rd National Hockey League All-Star Game
・ 53rd New Brunswick Legislature
・ 52nd Tony Awards
・ 52nd United States Congress
・ 52nd Venice International Film Festival
・ 52nd Virginia Infantry
・ 52nd Wisconsin Volunteer Infantry Regiment
・ 52nd World Science Fiction Convention
・ 52P/Harrington–Abell
・ 53
・ 53 (disambiguation)
・ 53 (Louisburg) Battery RA
・ 53 (number)
・ 53 (Welsh) Signal Squadron
・ 53 Aquarii
53 Arietis
・ 53 Aurigae
・ 53 BC
・ 53 Camelopardalis
・ 53 Cancri
・ 53 Days
・ 53 Division (Sri Lanka)
・ 53 equal temperament
・ 53 Eridani
・ 53 Kalypso
・ 53 King Street
・ 53 Ophiuchi
・ 53 Persei
・ 53 Piscium
・ 53 Stations of the Tōkaidō


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53 Arietis : ウィキペディア英語版
53 Arietis


53 Arietis is the Bayer designation for a star in the northern constellation of Aries. Its mean apparent magnitude is 6.10,〔 which is near the lower limit for naked eye visibility. Based upon an annual parallax shift of 3.92 mas,〔 the estimated distance to this star is roughly .
53 Arietis is a variable star of Beta Cephei type,〔 with the alternate designation ''UW Arietis''. This is a B-type main sequence star with a stellar classification of B1.5 V.〔 It is a runaway star with a peculiar velocity of 48.1 km/s relative to its neighbors.〔 The star was ejected from the Orion nebula some 4–5 million years ago, possibly when an orbiting companion exploded as a supernova.〔
==References==


抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
ウィキペディアで「53 Arietis」の詳細全文を読む



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