absolute magnitude   (TTS Sound)

The absolute_magnitude has 1 Senses.

• absolute magnitude
• 絶対等級
• (astronomy) the magnitude that a star would have if it were viewed from a distance of 10 parsecs (32.62 light years) from the earth
• それが地球から10パーセク（32.62光年）の距離から見られる場合に、星がそうであるだろという大きさ