HIP 639
HIP 639 is a G-type (Yellow) star.
Located approximately 645.9 light-years from Earth, HIP 639 resides within the broader disk of our Milky Way galaxy.
HIP 639 is classified as a spectral class G star (G-type (Yellow)) on the Harvard spectral classification system.
HIP 639 has an apparent magnitude of +8.55, 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 yellow hue, which corresponds to a B-V color index of +0.964.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | G Class G — G-type (Yellow) |
| ดัชนีสี (B−V) | 0.964 |
การสังเกต
| โชติมาตรปรากฏ | +8.55 |
| โชติมาตรสัมบูรณ์ | 2.07 |
| ระยะทาง | 646 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 0h 7.81m |
| เดคลิเนชัน | -11° 7.74′ |
Frequently Asked Questions
What type of star is HIP 639?
HIP 639 is a Class G — G-type (Yellow) star.
How far is HIP 639 from Earth?
HIP 639 is approximately 645.8 light-years from Earth.
Can you see HIP 639 with the naked eye?
With an apparent magnitude of 8.55, HIP 639 is not visible to the naked eye.