현미경자리 알파

2. 특징

현미경자리 알파는 진화가 진행된 G형 거성으로, 분광형은 G8 III로 분류된다. 나이는 약 3억 6천만 년이며, 질량은 태양 질량의 3배 정도, 반경은 태양 반경의 15배 정도로 추정된다. 광도는 태양 광도의 170배에 달하며, 유효 온도는 약 4,923,000이다.

2. 1. 이중성 여부

참조

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