デネブ vs Wezen
| 特性 | デネブ | Wezen |
|---|---|---|
| 名称 | 50Alp Cyg | 25Del CMa |
| 星座 | Cygnus | Canis Major |
| スペクトル型 | Class A — A-type (White) | Class F — F-type (Yellow-White) |
| 見かけの等級 | +1.25 | +1.83 |
| 絶対等級 | -6.93 | -6.63 |
| 距離 | 1,412 ly | 1,607 ly |
| 質量 | N/A | N/A |
| 半径 | N/A | N/A |
| 温度 | N/A | N/A |
| 光度 | N/A | N/A |
主な違い
- ◆ Both are supergiants with extremely high intrinsic luminosities that far outweigh their modest apparent magnitudes.
- ◆ Wezen is an F-type yellow-white supergiant at ~82,000 L☉; Deneb is an A-type white supergiant at ~196,000 L☉.
- ◆ Wezen is ~1,600 light-years away; Deneb is even more distant at ~2,615 light-years.
- ◆ Despite their distance, both are comfortably visible to the naked eye — testament to their enormous energy output.
- ◆ Wezen is in Canis Major near Sirius; Deneb is in Cygnus at the apex of the Summer Triangle.