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We analyzed several star clusters using H-R diagrams to estimate their ages.
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We analyzed several star clusters using H-R diagrams to estimate their ages.
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Related words
H-R diagrams
Noun
abbreviation
alt-of
Japanese Meaning
ヘルツシュプルング・ラッセル図：恒星の輝度と温度などを図示して、星の進化や性質を理解するための天文学的な図表。 / 「H-R diagram（H-R図）」の複数形であり、複数のH-R図を指す。
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