|
gptkbp:instanceOf
|
gptkb:star
gptkb:binary_star_system
|
|
gptkbp:age
|
440 million years
|
|
gptkbp:apparentMagnitude
|
1.16
|
|
gptkbp:BayerDesignation
|
gptkb:Alpha_Piscis_Austrini
|
|
gptkbp:catalogue
|
gptkb:Gliese_Catalogue
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue
gptkb:Bright_Star_Catalogue
|
|
gptkbp:constellation
|
gptkb:Piscis_Austrinus
|
|
gptkbp:declination
|
−29° 37′ 20″
|
|
gptkbp:diameter
|
1.84 solar radii
|
|
gptkbp:discoveredIn
|
prehistory
|
|
gptkbp:distanceFromEarth
|
25 light-years
|
|
gptkbp:eclipticLatitude
|
346.2°
−21.6°
|
|
gptkbp:FlamsteedDesignation
|
gptkb:24_Piscis_Austrini
|
|
gptkbp:galacticLatitude
|
31.7°
−64.9°
|
|
gptkbp:hasCompanion
|
LP 876-10 (Fomalhaut C)
TW Piscis Austrini (Fomalhaut B)
|
|
gptkbp:hasDebrisDisk
|
yes
|
|
gptkbp:hasExoplanet
|
gptkb:Fomalhaut_b_(disputed)
|
|
gptkbp:hasInfraredExcess
|
yes
|
|
gptkbp:IAUApprovedName
|
gptkb:Fomalhaut
|
|
gptkbp:isPrimaryOf
|
Fomalhaut system
|
|
gptkbp:luminosity
|
16.6 solar luminosities
|
|
gptkbp:mass
|
1.92 solar masses
|
|
gptkbp:metallicity
|
−0.03 [Fe/H]
|
|
gptkbp:name
|
gptkb:Fomalhaut
|
|
gptkbp:notableFor
|
one of the brightest stars in the night sky
first star with directly imaged exoplanet candidate
|
|
gptkbp:otherName
|
gptkb:Fomalhaut
|
|
gptkbp:parallax
|
129.81 mas
|
|
gptkbp:partOf
|
Fomalhaut triple system
|
|
gptkbp:properMotionRA
|
328.95 mas/yr
−164.67 mas/yr
|
|
gptkbp:rightAscension
|
22h 57m 39.0s
|
|
gptkbp:rotationPeriod
|
93 km/s
|
|
gptkbp:spectralType
|
A3 V
|
|
gptkbp:temperature
|
8,590 K
|
|
gptkbp:variableStar
|
none
|
|
gptkbp:visibleToNakedEye
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Fomalhaut
gptkb:HR_8729
|
|
gptkbp:bfsLayer
|
8
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HD 216956
|