About: Kappa Hydrae

An Entity of Type: star, from Named Graph: http://dbpedia.org, within Data Space: dbpedia.org

κ Hydrae, Latinised as Kappa Hydrae, is a solitary star in the equatorial constellation of Hydra. Its apparent visual magnitude is 5.06, which is bright enough to be faintly visible to the naked eye. The distance to this star is around 135 pc (440 ly), based upon an annual parallax shift of 7.48 mas. It may be a variable star, meaning it undergoes repeated fluctuations in brightness by at least 0.1 magnitude.

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  • κ Hydrae, Latinised as Kappa Hydrae, is a solitary star in the equatorial constellation of Hydra. Its apparent visual magnitude is 5.06, which is bright enough to be faintly visible to the naked eye. The distance to this star is around 135 pc (440 ly), based upon an annual parallax shift of 7.48 mas. It may be a variable star, meaning it undergoes repeated fluctuations in brightness by at least 0.1 magnitude. This is an evolving B-type star with a stellar classification of B4 IV/V, having a luminosity class intermediate between a subgiant and a giant star. It has an estimated five times the mass of the Sun and 3.4 times the Sun's radius. Kappa Hydrae has a high rate of spin with a projected rotational velocity of 115.0 km/s, and is only about 31 million years old. The star radiates 328 times the solar luminosity from its outer atmosphere at an effective temperature of 16,150 K. (en)
  • Kappa Hydrae (κ Hydrae, förkortat Kappa Hya, κ Hya) som är stjärnans Bayerbeteckning, är en ensam stjärna belägen i den mellersta delen av stjärnbilden Vattenormen. Den har en skenbar magnitud på 5,06, är en misstänkt variabel stjärna (magnitud 3,87 till 3,91) och är synlig för blotta ögat där ljusföroreningar ej förekommer. Baserat på parallaxmätning inom Hipparcosuppdraget på ca 7,5 mas, beräknas den befinna sig på ett avstånd på ca 440 ljusår (ca 134 parsek) från solen. (sv)
  • Kappa Hydrae (Al Sharāsīf, 38 Hydrae) é uma estrela na direção da constelação de Hydra. Possui uma ascensão reta de 09h 40m 18.38s e uma declinação de −14° 19′ 56.1″. Sua magnitude aparente é igual a 5.07. Considerando sua distância de 515 anos-luz em relação à Terra, sua magnitude absoluta é igual a −0.92. Pertence à classe espectral B4IV/V. (pt)
  • 長蛇座κ,又名BD-13 2917,HD 83754、SAO 155388、HR 3849,是長蛇座的一颗恒星,视星等为5.06,位于銀經248.71,銀緯27.81,其B1900.0坐标为赤經9h 35m 30.7s,赤緯-13° 27.81′ 43″。 (zh)
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  • 41470199 (xsd:integer)
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  • 10730 (xsd:nonNegativeInteger)
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  • 1079516030 (xsd:integer)
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dbp:absmagV
  • −0.98 (en)
dbp:appmagV
  • 5.060000 (xsd:double)
dbp:bV
  • −0.15 (en)
dbp:class
  • B4 IV/V (en)
dbp:constell
dbp:epoch
dbp:equinox
  • J2000.0 (en)
dbp:luminosity
  • 328 (xsd:integer)
dbp:pError
  • 0.300000 (xsd:double)
dbp:parallax
  • 7.480000 (xsd:double)
dbp:propMoDec
  • −21.10 (en)
dbp:propMoRa
  • −23.41 (en)
dbp:radius
  • 3.400000 (xsd:double)
dbp:rotationalVelocity
  • 115 (xsd:integer)
dbp:uB
  • −0.57 (en)
dbp:variable
  • Suspected (en)
dbp:wikiPageUsesTemplate
dcterms:subject
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rdf:type
rdfs:comment
  • Kappa Hydrae (κ Hydrae, förkortat Kappa Hya, κ Hya) som är stjärnans Bayerbeteckning, är en ensam stjärna belägen i den mellersta delen av stjärnbilden Vattenormen. Den har en skenbar magnitud på 5,06, är en misstänkt variabel stjärna (magnitud 3,87 till 3,91) och är synlig för blotta ögat där ljusföroreningar ej förekommer. Baserat på parallaxmätning inom Hipparcosuppdraget på ca 7,5 mas, beräknas den befinna sig på ett avstånd på ca 440 ljusår (ca 134 parsek) från solen. (sv)
  • Kappa Hydrae (Al Sharāsīf, 38 Hydrae) é uma estrela na direção da constelação de Hydra. Possui uma ascensão reta de 09h 40m 18.38s e uma declinação de −14° 19′ 56.1″. Sua magnitude aparente é igual a 5.07. Considerando sua distância de 515 anos-luz em relação à Terra, sua magnitude absoluta é igual a −0.92. Pertence à classe espectral B4IV/V. (pt)
  • 長蛇座κ,又名BD-13 2917,HD 83754、SAO 155388、HR 3849,是長蛇座的一颗恒星,视星等为5.06,位于銀經248.71,銀緯27.81,其B1900.0坐标为赤經9h 35m 30.7s,赤緯-13° 27.81′ 43″。 (zh)
  • κ Hydrae, Latinised as Kappa Hydrae, is a solitary star in the equatorial constellation of Hydra. Its apparent visual magnitude is 5.06, which is bright enough to be faintly visible to the naked eye. The distance to this star is around 135 pc (440 ly), based upon an annual parallax shift of 7.48 mas. It may be a variable star, meaning it undergoes repeated fluctuations in brightness by at least 0.1 magnitude. (en)
rdfs:label
  • Kappa Hydrae (en)
  • Kappa Hydrae (pt)
  • Kappa Hydrae (sv)
  • 張宿五 (zh)
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foaf:name
  • κ Hydrae (en)
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