File:Canis_Major_constellation_map.svg · Wikimedia Commons · See Wikimedia Commons

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Also known as HD 48915, 9 Canis Majoris, NSV 17173, CEL 1368, GAT 474, HR 2491, HIP 32349, HIC 32349

درخشان‌ترین ستارهٔ آسمان شب

AI overview

Sirius is the brightest star visible from Earth, located in the constellation Canis Major, and it is actually a binary system made up of two stars: a main-sequence star and a white dwarf companion. It matters to astronomy and stargazing because its exceptional brightness makes it a prominent landmark in the night sky and provides scientists with an important example of a binary star system to study.

AI-generated from the Wikipedia summary — may contain errors.

Wikidata facts

Part of: Winter Triangle
Has part: Sirius B
Constellation: Canis Major
Distance from Earth: 8.60
Image: Sirius.jpg

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Commons category: Sirius
catalog code: WEB 6525
topic's main category: Category:Sirius
Commons gallery: Sirius
apparent magnitude: -1.35
spectral class: A0mA1 Va+DA2
right ascension: 101.287155333
declination: -16.716115861
radial velocity: -7.6
effective temperature: 9580
parallax: 379.21
epoch: J2000.0
metallicity: 0.28
stellar rotational velocity: 5
surface gravity: 3160
right ascension component of proper motion: -538
declination component of proper motion: -1223.08
on focus list of Wikimedia project: Wikipedia:Vital articles/Level/4
present in work: Birth of the Federation

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