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There is a page named "Chemically-peculiar star" on Wikipedia

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  • astrophysics, chemically peculiar stars (CP stars) are stars with distinctly unusual metal abundances, at least in their surface layers. Chemically peculiar stars...
    11 KB (1,329 words) - 16:48, 17 July 2024
  • Thumbnail for Maia (star)
    (abbreviated 20 Tau), is a star in the constellation of Taurus. It is a blue giant of spectral type B8 III, a chemically peculiar star, and the prototype of...
    17 KB (1,677 words) - 10:22, 18 July 2024
  • An Am star or metallic-line star is a type of chemically peculiar star of spectral type A whose spectrum has strong and often variable absorption lines...
    7 KB (776 words) - 13:19, 17 July 2024
  • A Lambda Boötis star is a type of chemically peculiar star which has an unusually low abundance of iron peak elements in its surface layers. One possible...
    2 KB (192 words) - 13:04, 30 July 2023
  • A mercury-manganese star (also HgMn star) is a type of chemically peculiar star with a prominent spectral line at 398.4 nm, due to absorption from ionized...
    4 KB (315 words) - 23:54, 2 May 2024
  • Thumbnail for Merak (star)
    later revised to A1 IV. It is considered to be a mild Am star, a type of chemically peculiar star with unusually strong lines of certain metallic elements...
    15 KB (1,356 words) - 07:10, 20 August 2024
  • Thumbnail for Beta Tauri
    Beta Tauri (redirect from Nath (star))
    rarely used. It is a chemically peculiar B7 giant star, 134 light years away from the Sun with an apparent magnitude of 1.65. This star has two Bayer designations:...
    16 KB (1,516 words) - 22:49, 27 July 2024
  • metal-poor stars, usually referred to as CEMP stars, are a class of chemically peculiar star. CEMP stars have [C/Fe] > +1, which means compared to the Sun these...
    2 KB (284 words) - 17:27, 20 February 2024
  • Thumbnail for Carbon star
    through other means. S-type star, similar, but not as extreme Technetium star, another type of chemically peculiar star Marc Aaronson, American astronomer...
    24 KB (2,252 words) - 16:16, 17 July 2024
  • Thumbnail for Alioth
    Alioth (redirect from Alioth (star))
    701. Sokolov, N. A. (March 2008), "Radial velocity study of the chemically peculiar star ɛ Ursae Majoris", Monthly Notices of the Royal Astronomical Society:...
    15 KB (1,339 words) - 19:06, 28 July 2024
  • Thumbnail for Vega
    Vega (redirect from Vega (star))
    detection of a magnetic field on a spectral class A star that is not an Ap chemically peculiar star. The average line of sight component of this field...
    91 KB (9,577 words) - 00:08, 23 July 2024
  • Thumbnail for Gamma Arietis
    the star rotates. Its brightness varies by 0.04 magnitudes with a period of 2.61 days. It is also an Ap star, a type of chemically peculiar star with...
    18 KB (1,442 words) - 17:39, 18 July 2024
  • Thumbnail for Przybylski's Star
    abundances of certain metals. A catalogue of chemically peculiar stars gives the type F3 Ho, indicating an Ap star with an approximate spectral class of F3...
    21 KB (2,233 words) - 23:49, 20 August 2024
  • Thumbnail for V2052 Ophiuchi
    V2052 Ophiuchi (category Chemically peculiar stars)
    from the star's center, and there are helium spots on the surface near the magnetic poles. V2052 Ophiuchi is a type of chemically peculiar star known as...
    11 KB (990 words) - 08:36, 18 August 2023
  • Thumbnail for HD 222925
    type of chemically peculiar star with an over-abundance of certain metals in its spectrum. HD 222925 has been referred to as the 'gold standard star' by the...
    9 KB (668 words) - 00:24, 18 July 2024
  • Thumbnail for 2 Cassiopeiae
    2 Cassiopeiae (category Bright Star Catalogue objects)
    constellation Cassiopeia, about 2,800 light years away. It is a chemically peculiar Am star. 2 Cassiopeiae has been described as an A4 type bright giant...
    8 KB (717 words) - 21:16, 30 November 2023
  • Thumbnail for NGC 6633
    NGC 6633 (category Star cluster stubs)
    brightest star is of mag 7.6. Its age has been estimated at 660 million years. The cluster contains at least one chemically peculiar star - NGC 6633...
    3 KB (309 words) - 01:02, 16 June 2024
  • Thumbnail for Alpha Doradus
    Alpha Doradus (category Bright Star Catalogue objects)
    α Doradus A, is a chemically peculiar star whose atmosphere displays an abnormally high abundance of silicon, making this an Si star. Alpha Doradus has...
    8 KB (449 words) - 12:38, 14 May 2023
  • Thumbnail for Nu Draconis
    Nu Draconis (redirect from Kuma (star))
    orbital motion can be observed. 𝜈1 Draconis is an Am star, a slowly rotating chemically peculiar star with abnormally strong metallic absorption lines in...
    12 KB (908 words) - 04:49, 21 August 2024
  • Thumbnail for HD 28843
    HD 28843 (category Objects with variable star designations)
    Robert Davis reported that the star has an overabundance of silicon. It is classified as a chemically peculiar star. Henning Jorgensen et al. reported...
    12 KB (1,016 words) - 03:28, 23 August 2024
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