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gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
2.7 billion years
|
|
gptkbp:apparentMagnitude
|
2.68
|
|
gptkbp:BayerDesignation
|
η Boötis
|
|
gptkbp:binaryStatus
|
suspected binary
|
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gptkbp:catalogue
|
gptkb:GC_18713
ADS 9034
BD+19 2735
FK5 521
HD 121370
HIP 67927
HR 5235
SAO 101430
WDS J13547+1824
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gptkbp:constellation
|
gptkb:Boötes
|
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gptkbp:declination
|
+18° 23′ 51″
|
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gptkbp:diameter
|
2.7 solar radii
|
|
gptkbp:distanceFromEarth
|
37 light years
|
|
gptkbp:FlamsteedDesignation
|
8 Boötis
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Eta Boötis
|
|
gptkbp:luminosity
|
8.7 times solar
|
|
gptkbp:mass
|
1.7 solar masses
|
|
gptkbp:metallicity
|
[Fe/H] = -0.07
|
|
gptkbp:notableFor
|
close to Arcturus in the sky
one of the brightest stars in Boötes
|
|
gptkbp:otherName
|
gptkb:Muphrid
|
|
gptkbp:parallax
|
88.17 mas
|
|
gptkbp:properMotionRA
|
-60.35 mas/yr (RA), 331.17 mas/yr (Dec)
|
|
gptkbp:radialVelocity
|
-0.4 km/s
|
|
gptkbp:rightAscension
|
13h 54m 41.1s
|
|
gptkbp:spectralType
|
G0IV
|
|
gptkbp:temperature
|
5,500 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:visibleToNakedEye
|
yes
|
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gptkbp:bfsParent
|
gptkb:Muphrid
|
|
gptkbp:bfsLayer
|
7
|