Fomalhaut triple star system

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:binary_star_system
gptkbp:apparentMagnitude	1.16 (Fomalhaut A)
gptkbp:contains	gptkb:Fomalhaut_B gptkb:Fomalhaut_C Fomalhaut A
gptkbp:declination	−29° 37′ 20″
gptkbp:distanceFromEarth	about 25 light-years
gptkbp:Fomalhaut_A_age	about 440 million years
gptkbp:Fomalhaut_A_hasCircumstellarDisk	yes
gptkbp:Fomalhaut_A_hasDebrisDisk	yes
gptkbp:Fomalhaut_A_isBrightestStarIn	constellation Piscis Austrinus
gptkbp:Fomalhaut_A_isVegaLikeStar	yes
gptkbp:Fomalhaut_A_isVisibleToNakedEye	yes
gptkbp:Fomalhaut_A_luminosity	16.6 times solar
gptkbp:Fomalhaut_A_mass	1.92 solar masses
gptkbp:Fomalhaut_A_separationFromB	about 8.7 light-years
gptkbp:Fomalhaut_A_separationFromC	about 2.5 light-years
gptkbp:Fomalhaut_A_spectralType	A3 V
gptkbp:Fomalhaut_B_mass	0.73 solar masses
gptkbp:Fomalhaut_B_otherName	TW Piscis Austrini
gptkbp:Fomalhaut_B_separationFromC	about 3.2 light-years
gptkbp:Fomalhaut_B_spectralType	K4 V
gptkbp:Fomalhaut_C_mass	0.18 solar masses
gptkbp:Fomalhaut_C_otherName	gptkb:LP_876-10
gptkbp:Fomalhaut_C_spectralType	M4 V
gptkbp:hasExoplanet	gptkb:Fomalhaut_b
gptkbp:locatedIn	constellation Piscis Austrinus
gptkbp:otherName	Alpha Piscis Austrini system
gptkbp:rightAscension	22h 57m 39.0s
gptkbp:bfsParent	gptkb:Fomalhaut gptkb:HR_8729
gptkbp:bfsLayer	8
http://www.w3.org/2000/01/rdf-schema#label	Fomalhaut triple star system