|
gptkbp:instanceOf
|
gptkb:star
|
|
gptkbp:age
|
440 million years
|
|
gptkbp:apparentMagnitude
|
1.74
1.16
|
|
gptkbp:BayerDesignation
|
gptkb:Alpha_PsA
|
|
gptkbp:catalogueNumber
|
gptkb:CD-30_17533
gptkb:GJ_881
gptkb:HIP_113368
gptkb:HR_8728
gptkb:SAO_191524
gptkb:HD_216956
|
|
gptkbp:colorIndexB-V
|
+0.09
|
|
gptkbp:constellation
|
gptkb:Piscis_Austrinus
|
|
gptkbp:declination
|
-29° 37′ 20.1″
|
|
gptkbp:diameter
|
1.84 solar radii
|
|
gptkbp:discoveredBy
|
known since antiquity
|
|
gptkbp:distanceFromEarth
|
25 light-years
|
|
gptkbp:epoch
|
gptkb:J2000
|
|
gptkbp:equatorialCoordinates
|
RA 22h 57m 39.05s, Dec -29° 37′ 20.1″
|
|
gptkbp:FlamsteedDesignation
|
gptkb:24_Piscis_Austrini
|
|
gptkbp:galacticLatitude
|
-64.87°
31.97°
|
|
gptkbp:hasCompanion
|
gptkb:Fomalhaut_B
gptkb:Fomalhaut_C
|
|
gptkbp:hasDebrisDisk
|
true
|
|
gptkbp:hasExoplanet
|
gptkb:Fomalhaut_b
|
|
gptkbp:hasInfraredExcess
|
true
|
|
gptkbp:hasTraditionalName
|
gptkb:Fomalhaut
|
|
gptkbp:hasViewOf
|
gptkb:Southern_Hemisphere
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Fomalhaut
|
|
gptkbp:IAUApprovedName
|
gptkb:Fomalhaut
|
|
gptkbp:luminosity
|
16.6 times solar
|
|
gptkbp:mass
|
1.92 solar masses
|
|
gptkbp:metallicity
|
-0.03 [Fe/H]
|
|
gptkbp:nameMeaning
|
mouth of the fish (from Arabic)
|
|
gptkbp:notableFor
|
debris disk
brightest star in Piscis Austrinus
possible exoplanet
|
|
gptkbp:observedBy
|
gptkb:Hipparcos
gptkb:Spitzer_Space_Telescope
gptkb:Hubble_Space_Telescope
|
|
gptkbp:otherName
|
gptkb:Alpha_Piscis_Austrini
|
|
gptkbp:parallax
|
129.81 mas
|
|
gptkbp:partOf
|
gptkb:Fomalhaut_triple_star_system
|
|
gptkbp:rightAscension
|
22h 57m 39.05s
|
|
gptkbp:rotationPeriod
|
93 km/s
|
|
gptkbp:spectralType
|
A3 V
|
|
gptkbp:temperature
|
8,590 K
|
|
gptkbp:variableStar
|
no
|
|
gptkbp:bfsParent
|
gptkb:Piscis_Austrinus
|
|
gptkbp:bfsLayer
|
6
|