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EntityQ2718017· pop 14· linked from 127 articles

娄宿增五

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Also known as 9 Arietis, 9 Ari, HD 11973, BD+22 288, TYC 1757-1964-1, TIC 60986648, PLX 407, ROT 3492

binary star system in the constellation Aries

Wikidata facts

Instance of
star
Constellation
Aries
Distance from Earth
40.3636
Radius
2.72
Show 16 more facts
spectral class
dA6
catalog code
AKARI-IRC-V1 J0157556+233544
stellar rotational velocity
13
apparent magnitude
4.703514
radial velocity
-3.11
effective temperature
7110
parallax
24.7748
epoch
J2000.0
metallicity
0.01
surface gravity
7600
declination component of proper motion
-13.207
luminosity
19
right ascension component of proper motion
-92.295
declination
23.59606278285
right ascension
29.48215308783
absolute magnitude
1.73
Sources (2)

via Wikidata · CC0

Article · 中文

娄宿增五,即白羊座λ (λ Ari,拜耳命名法)或白羊座9(佛兰斯蒂德命名法),是一个位于白羊座的联星系统,距离地球约133光年。 娄宿增五比较亮的成员是一颗黄白色F-型主序星,视星等为+4.9。另一颗恒星距它37.4角秒,视星等为+7.4。这个联星系统合计的视星等为4.79。

Abstract from DBpedia / Wikipedia · CC BY-SA