벨라트릭스 vs 리겔
| 속성 | 벨라트릭스 | 리겔 |
|---|---|---|
| 명칭 | 24Gam Ori | 19Bet Ori |
| 별자리 | Orion | Orion |
| 분광형 | Class B — B-type (Blue-White) | Class B — B-type (Blue-White) |
| 겉보기 등급 | +1.64 | +0.18 |
| 절대 등급 | -2.80 | -6.93 |
| 거리 | 252 ly | 863 ly |
| 질량 | N/A | N/A |
| 반지름 | N/A | N/A |
| 온도 | N/A | N/A |
| 광도 | N/A | N/A |
주요 차이점
- ◆ Both are hot B-type stars in Orion, marking opposite corners of the hunter's torso.
- ◆ Rigel (Beta Orionis) is a blue supergiant at ~21 M☉; Bellatrix (Gamma Orionis) is a blue giant at ~8.4 M☉.
- ◆ Rigel is far more luminous at ~120,000 L☉ versus Bellatrix at ~6,400 L☉.
- ◆ Bellatrix is much closer at ~250 light-years; Rigel is also ~860 light-years distant.
- ◆ Bellatrix will eventually become an orange giant and finally a massive white dwarf, not a supernova.