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EntityQ1784175· pop 16· linked from 261 articles

うしかい座ラムダ星

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Also known as Xuange, 19 Boötis, HD 125162

star in the constellation Boötes

In the Vinony graph

Within Vinony's link graph, うしかい座ラムダ星 is referenced by 261 other articles, and connects out to year, Boötes and apparent magnitude.

It sits within the topics A-type main-sequence stars, Bayer objects and Boötes.

Its subject is documented across 16 Wikipedia language editions.

Astronomical data · SIMBAD

Object type
dS*
Spectral type
A0Va_lB
Distance
100 light-years
Redshift
z = -0.000005537148650258672
Coordinates
RA 214.0959° · Dec 46.0883°
View on SIMBAD →

via SIMBAD · CDS Strasbourg

Wikidata facts

Part of
Boötes
Constellation
Boötes
Distance from Earth
30.6857
Diameter
2390000
Radius
1.7
Mass
2
Variable-star type
Delta Scuti variable
Image
Boötes constellation map.svg
Show 17 more facts
spectral class
A0
catalog code
UBV M 20097
stellar rotational velocity
115
apparent magnitude
4.169045
parallax
32.94
effective temperature
8400
radial velocity
-1.66
epoch
J2000.0
metallicity
-2.05
surface gravity
10000
absolute magnitude
1.78
color index
0.08
luminosity
14.758
right ascension component of proper motion
-187.698
declination component of proper motion
159.309
right ascension
214.0959100349329
declination
46.08830429435917
Sources (8)

via Wikidata · CC0

Article · 日本語

うしかい座λ星は、うしかい座の恒星で4等星。 この星は化学組成が特異であり、外層のクロム、バリウム、ニッケル、チタンなどの金属量が太陽に比べて1/10程度と少ない。このような星は珍しく、うしかい座λ型星と呼ばれており、50星ほどが知られている。

Abstract from DBpedia / Wikipedia · CC BY-SA

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