30 Gem
30 Gem
30 Gem is a K-type (Orange) star located in the constellation Gemini. It carries the designation 30 Gem.
Located approximately 288.9 light-years from Earth, 30 Gem resides within the broader disk of our Milky Way galaxy.
30 Gem is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +4.49, 30 Gem 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 orange hue, which corresponds to a B-V color index of +1.167.
物理特性
| 光谱类型 | Class K — K-type (Orange) |
| 色指数 (B−V) | 1.167 |
观测
| 视星等 | +4.49 |
| 绝对星等 | -0.25 |
| 距离 | 289 ly |
| 星座 | Gemini |
位置
| 赤经 | 6h 43.99m |
| 赤纬 | 13° 13.68′ |
常见问题
What type of star is 30 Gem?
30 Gem is a Class K — K-type (Orange) star.
How far is 30 Gem from Earth?
30 Gem is approximately 288.9 light-years from Earth.
Can you see 30 Gem with the naked eye?
With an apparent magnitude of 4.49, 30 Gem is visible to the naked eye.
What constellation is 30 Gem in?
30 Gem is located in the constellation Gemini.