|
gptkbp:instanceOf
|
gptkb:star
gptkb:asteroid
|
|
gptkbp:age
|
37 million years
|
|
gptkbp:apparentMagnitude
|
0.46
|
|
gptkbp:brightestStar
|
gptkb:Eridanus
|
|
gptkbp:catalogueNumber
|
gptkb:FK5_54
gptkb:GCRV_1040
gptkb:GC_2032
gptkb:HD_10144
gptkb:HIP_7588
gptkb:HR_472
gptkb:IDS_01147-5706_A
gptkb:SAO_232481
gptkb:WDS_J01378-5714A
CD-57 334
|
|
gptkbp:constellation
|
gptkb:Eridanus
|
|
gptkbp:containsPlanet
|
yes
|
|
gptkbp:declination
|
-57° 14′ 12.310″
|
|
gptkbp:diameter
|
7.3 solar radii (equatorial)
|
|
gptkbp:discoveredBy
|
ancient astronomers
|
|
gptkbp:distanceFromEarth
|
139 light years
|
|
gptkbp:flattening
|
0.36
|
|
gptkbp:hasCompanion
|
gptkb:A-type_main-sequence_star_(Achernar_B)
gptkb:Achernar_B
|
|
gptkbp:hasEmissionLines
|
yes
|
|
gptkbp:hasExoplanet
|
no known exoplanets
|
|
gptkbp:hasViewOf
|
gptkb:Southern_Hemisphere
latitudes south of 33°N
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Achernar
|
|
gptkbp:IAUApprovedName
|
gptkb:Achernar
|
|
gptkbp:isBeStar
|
yes
|
|
gptkbp:isSingleStar
|
no
|
|
gptkbp:luminosity
|
3,150 times Sun
|
|
gptkbp:mass
|
6.7 solar masses
|
|
gptkbp:metallicity
|
-0.36 [Fe/H]
|
|
gptkbp:nameMeaning
|
gptkb:End_of_the_River
|
|
gptkbp:notableFor
|
one of the flattest stars known
|
|
gptkbp:otherName
|
gptkb:Alpha_Eridani
|
|
gptkbp:parallax
|
23.39 mas
|
|
gptkbp:partOf
|
gptkb:Eridanus_constellation
|
|
gptkbp:properMotionRA
|
+88.99 mas/yr
-40.08 mas/yr
|
|
gptkbp:rankByBrightness
|
ninth brightest star in the night sky
|
|
gptkbp:rightAscension
|
01h 37m 42.845s
|
|
gptkbp:rotationPeriod
|
250 km/s
|
|
gptkbp:separationFromCompanion
|
12 AU
|
|
gptkbp:shape
|
oblate spheroid
|
|
gptkbp:spectralType
|
B6Vep
|
|
gptkbp:temperature
|
15,000 K
|
|
gptkbp:variableStar
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Constellation_Eridanus
gptkb:Eridanus
gptkb:Be_star
|
|
gptkbp:bfsLayer
|
6
|