31 Peg
31 Peg
31 Peg is a B-type (Blue-White) star located in the constellation Pegasus. It carries the designation 31 Peg.
At a distance of roughly 1,623 light-years, 31 Peg is a distant star lying deep within the Milky Way galaxy.
31 Peg is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.82, 31 Peg sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue hue, which corresponds to a B-V color index of -0.132.
物理的特性
| スペクトル型 | Class B — B-type (Blue-White) |
| 色指数 (B−V) | -0.132 |
観測
| 見かけの等級 | +4.82 |
| 絶対等級 | -3.66 |
| 距離 | 1,623 ly |
| 星座 | Pegasus |
位置
| 赤経 | 22h 21.52m |
| 赤緯 | 12° 12.31′ |
よくある質問
What type of star is 31 Peg?
31 Peg is a Class B — B-type (Blue-White) star.
How far is 31 Peg from Earth?
31 Peg is approximately 1,622.7 light-years from Earth.
Can you see 31 Peg with the naked eye?
With an apparent magnitude of 4.82, 31 Peg is visible to the naked eye.
What constellation is 31 Peg in?
31 Peg is located in the constellation Pegasus.