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SDSS J001820.5–093939.2 or SDSS J0018−0939 for short is a star system approximately 1000 light-years away near the constellation Cetus. SDSS J0018−0939 is a cool main-sequence star. It is the first star found proposed to be a massive second generation star.

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  • SDSS J001820.5–093939.2 or SDSS J0018−0939 for short is a star system approximately 1000 light-years away near the constellation Cetus. SDSS J0018−0939 is a cool main-sequence star. It is the first star found proposed to be a massive second generation star. (en)
  • SDSS 001820.5-093939.2 (SDSS J0018-0939) – gwiazda II populacji odległa o około tysiąc lat świetlnych od Ziemi, która powstała najprawdopodobniej z materii wyrzuconej w przestrzeń kosmiczną w wyniku eksplozji jednej supernowej. (pl)
  • SDSS J001820.5–093939.2是位在星座的鯨魚座內,距離大約1,000光年的一顆恆星,也可以簡潔的稱為SDSS J0018-0939。. SDSS J0018-0939是一顆低溫的主序星,它可能是第一顆被發現的第二代恆星。 (zh)
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  • 1100833265 (xsd:integer)
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dbp:absmagV
  • 8 (xsd:integer)
dbp:ageGyr
  • ~13+ (en)
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  • 15.800000 (xsd:double)
dbp:class
  • F9 (en)
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dbp:distLy
  • 1000 (xsd:integer)
dbp:distPc
  • 300 (xsd:integer)
dbp:epoch
dbp:mass
  • 0.470000 (xsd:double)
dbp:metalFe
  • (en)
  • –2.5 (en)
dbp:radius
  • 0.360000 (xsd:double)
dbp:temperature
  • 4600 (xsd:integer)
  • (en)
dbp:type
  • main sequence star (en)
dbp:variable
  • None (en)
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  • SDSS J001820.5–093939.2 or SDSS J0018−0939 for short is a star system approximately 1000 light-years away near the constellation Cetus. SDSS J0018−0939 is a cool main-sequence star. It is the first star found proposed to be a massive second generation star. (en)
  • SDSS 001820.5-093939.2 (SDSS J0018-0939) – gwiazda II populacji odległa o około tysiąc lat świetlnych od Ziemi, która powstała najprawdopodobniej z materii wyrzuconej w przestrzeń kosmiczną w wyniku eksplozji jednej supernowej. (pl)
  • SDSS J001820.5–093939.2是位在星座的鯨魚座內,距離大約1,000光年的一顆恆星,也可以簡潔的稱為SDSS J0018-0939。. SDSS J0018-0939是一顆低溫的主序星,它可能是第一顆被發現的第二代恆星。 (zh)
rdfs:label
  • SDSS 001820.5-093939.2 (pl)
  • SDSS J001820.5−093939.2 (en)
  • SDSS J001820.5–093939.2 (zh)
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  • SDSS J001820.5–093939.2 (en)
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