센타우루스자리 프록시마 vs Rigil Kentaurus
| 속성 | 센타우루스자리 프록시마 | Rigil Kentaurus |
|---|---|---|
| 명칭 | N/A | Alp1Cen |
| 별자리 | Centaurus | Centaurus |
| 분광형 | Class M — M-type (Red) | Class G — G-type (Yellow) |
| 겉보기 등급 | +11.01 | -0.01 |
| 절대 등급 | 15.45 | 4.38 |
| 거리 | 4.2 ly | 4.3 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 members of the Alpha Centauri system, the nearest stellar system to the Sun.
- ◆ Rigil Kentaurus (Alpha Cen A) is a G-type solar analog; Proxima Centauri is an M-type red dwarf.
- ◆ Rigil Kentaurus is slightly more massive and luminous than the Sun; Proxima Centauri has just 12% of the Sun's mass.
- ◆ Proxima Centauri orbits the Alpha Centauri AB pair at a vast distance of roughly 0.2 light-years.
- ◆ Rigil Kentaurus is visible to the naked eye at magnitude −0.01; Proxima is invisible without a telescope.