21 Hya
21 Hya
21 Hya is a A-type (White) star. It carries the designation 21 Hya.
Located approximately 282.9 light-years from Earth, 21 Hya resides within the broader disk of our Milky Way galaxy.
21 Hya is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
21 Hya has an apparent magnitude of +6.10, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.232.
물리적 특성
| 분광형 | A Class A — A-type (White) |
| 색지수 (B−V) | 0.232 |
관측
| 겉보기 등급 | +6.10 |
| 절대 등급 | 1.41 |
| 거리 | 283 ly |
위치
| 적경 | 9h 12.43m |
| 적위 | -7° 6.59′ |
Frequently Asked Questions
What type of star is 21 Hya?
21 Hya is a Class A — A-type (White) star.
How far is 21 Hya from Earth?
21 Hya is approximately 282.9 light-years from Earth.
Can you see 21 Hya with the naked eye?
With an apparent magnitude of 6.10, 21 Hya is not visible to the naked eye.