아크룩스 vs 스피카

Property 아크룩스 스피카
명칭 Alp1Cru 67Alp Vir
별자리 Crux Virgo
분광형 Class B — B-type (Blue-White) Class B — B-type (Blue-White)
겉보기 등급 +0.77 +0.98
절대 등급 -4.20 -3.44
거리 322 ly 250 ly
질량 N/A N/A
반지름 N/A N/A
온도 N/A N/A
광도 N/A N/A

Key Differences

  • Both are among the brightest stars in the southern sky and both are hot B-type systems.
  • Acrux is the brightest star in the Southern Cross; Spica is the brightest in Virgo.
  • Spica is a tidally distorted spectroscopic binary with a 4-day orbital period.
  • Acrux has components resolvable through a small telescope; Spica's components cannot be resolved visually.
  • Acrux appears on the national flags of Australia, New Zealand, Papua New Guinea, Samoa, and Brazil.

Related Comparisons

← All Comparisons