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HD142096

HD142096
Дані дослідження
Епоха J2000,0
Сузір'я Терези
Пряме піднесення 15г 53х 20,06с
Схилення -20° 10′  1,3″
Видима величина (V) 5,04[1]
Характеристики
Спектральний клас B3
показник кольору U−B -0,56
яскравість B 4,995±0,002[2]
показник кольору B−V -0,014±0,015[2]
яскравість V 5,026±0,003[2]
Тип змінності
Дані фотометрії Стрьомґрена
колір b−y 0,02
індекс m1 0,09
індекс c1 0,28
індекс Hβ 2,70[1]
Дані фотометрії Гіппаркос
Максимальна яскравість 5,020[2]
Мінімальна яскравість 5,040[2]
Астрометрія
Власний рух (μ) за пр. піднес.: -3,61± 3,56[2] мас/рік

за схиленням: -19,00± 2,83[2] мас/рік

Паралакс (π) 9,15 ± 1,04[2] мас
Відстань 356,46 світлових років
109,29 парсек
Подробиці
Маса M
Інші позначення
*la Lib, HD 142096, HIP 77811, HR 5902, BD-19 4249, GSC 6195-1763
Посилання
SIMBADдані для HD142096

HD142096 — хімічно пекулярна зоря спектрального класу B3, що має видиму зоряну величину в смузі V приблизно 5,0.[1] Вона знаходиться у сузір'ї Терези й розташована на відстані близько 356,5 світлових років від Сонця.[2]

Пекулярний хімічний склад

HD142096 належить до Хімічно пекулярних зір з пониженим вмістом гелію й в її зоряній атмосфері спостерігається нестача He у порівнянні з його вмістом в атмосфері Сонця.

Див. також

Джерела

  1. а б в Renson P., Manfroid J., General catalogue of Ap, HgMn and Am stars, 2009, A&A...498..961
  2. а б в г д е ж и к ESA, 1997, The Hipparcos Catalogue, ESA SP-1200


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