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قلب عقرب

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

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قلب عقرب

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Also known as α Scorpii, Alpha Scorpii, 21 Scorpii

ستارهٔ ابرغول سرخ در صورت فلکی کژدم

AI overview

Antares is the brightest star in the constellation Scorpius and one of the fifteen brightest stars visible from Earth, known for its distinctive reddish color and location at the center of the constellation. It is a variable star that gradually changes in brightness and represents an advanced stage of stellar evolution.

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

Wikidata facts

Constellation
Scorpius
Distance from Earth
550
Radius
680
Mass
16
Variable-star type
slow irregular variable
Image
Antares - Eso1726a.tif
Show 19 more facts
radial velocity
-3.5
Commons category
Antares
catalog code
21 Sco
spectral class
M1Ib
color index
1.34
apparent magnitude
-3.79
absolute magnitude
-5.28
stellar rotational velocity
10
right ascension
247.351915420
declination
-26.432002612
parallax
0.02
epoch
J2000.0
luminosity
57500
different from
Antares
right ascension component of proper motion
-9
declination component of proper motion
-23
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
age estimated by a dating method
15000000
effective temperature
3400
Sources (9)

via Wikidata · CC0

Gallery (192)