HIP 21309
HIP 21309 is a K-type (Orange) star.
At a distance of roughly 1,591 light-years, HIP 21309 is a distant star lying deep within the Milky Way galaxy.
HIP 21309 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 21309 has an apparent magnitude of +8.91, 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 red hue, which corresponds to a B-V color index of +1.488.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | K Class K — K-type (Orange) |
| ดัชนีสี (B−V) | 1.488 |
การสังเกต
| โชติมาตรปรากฏ | +8.91 |
| โชติมาตรสัมบูรณ์ | 0.47 |
| ระยะทาง | 1,591 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 4h 34.51m |
| เดคลิเนชัน | -28° 9.57′ |
Frequently Asked Questions
What type of star is HIP 21309?
HIP 21309 is a Class K — K-type (Orange) star.
How far is HIP 21309 from Earth?
HIP 21309 is approximately 1,591.0 light-years from Earth.
Can you see HIP 21309 with the naked eye?
With an apparent magnitude of 8.91, HIP 21309 is not visible to the naked eye.