12 Sextantis

12 Sextantis
Observationsdata
Epok: J2000.0
StjärnbildSextanten
Rektascension09t 59m 43,08s
Deklination+03° 23′ 05,24″[1]
Skenbar magnitud ()6,69 (V)[2]
Stjärntyp
SpektraltypA3V[1]
B–V0,288±0,008[3]
VariabeltypMisstänkt variabel[2]
Astrometri
Radialhastighet ()-4,00±7,4 km/s
Egenrörelse (µ)RA: -67,125±0,084 mas/år
Dek.: 28,783±0,083 mas/år
Parallax ()12,1562±0,0549 mas
Avstånd195,19[4]  (59,84[4] pc)
Absolut magnitud ()2,81[4]
Detaljer
Radie1,59[4] R
Luminositet6,39[4] L
Temperatur7 322[4] K
Andra beteckningar
CSV 101090[5], FK5 376[5], GCRV 6371[5], GSC 00240-02257[5], HD 86611[5], HIC 48990[5], HIP 48990[5], HR 3945[5], 2MASS J09594306+0323054[5], N30 2389[5], NSV 4694[5], PMC 90-93 270[5], PPM 156398[5], SAO 118041[5], TD1 14465[5], UBV 9338[5], uvby98 100086611[5], YZ 3 3928[5], AG+03 1347[5], BD+04 2276[5], Gaia DR1 3848483730226639232[5], WEB 9091[5], Gaia DR2 3848483734521614592[5], 12 Sex, Gaia DR3 3848483734521614592[5], TIC 275358524[5], GC 13746[5], TYC 240-2257-1[5] och UBV M 15860[5]

12 Sextantis är en misstänkt variabel stjärna[2] i Sextantens stjärnbild.[1]

12 Sextantis har visuell magnitud +6,69 och varierar utan någon fastställd amplitud eller periodicitet.[2] Den befinner sig på ett avstånd av ungefär 195 ljusår.[4]

Se även

Referenser

  1. ^ [a b c] ”Basic data: V* 12 Sex – High proper-motion Star” (på engelska). Centre de Données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=12+Sex&submit=SIMBAD+search. Läst 2 maj 2020. 
  2. ^ [a b c d] ”NSV 4694” (på engelska). The International Variable Star Index. AAVSO – American Association of Variable Star Observers. https://www.aavso.org/vsx/index.php?view=detail.top&oid=43318. Läst 2 maj 2020. 
  3. ^ van Leeuwen (2007). ”Hipparcos, the New Reduction” (på engelska). http://vizier.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/311/hip2&HIP=48990. Läst 2 maj 2020. 
  4. ^ [a b c d e f g] ”12 Sextantis” (på engelska). Universe Guide. https://www.universeguide.com/star/12sextantis. Läst 2 maj 2020. 
  5. ^ [a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab] SIMBAD Astronomical Database.[källa från Wikidata]

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