HIP 21738
HIP 21738 is a K-type (Orange) star located in the constellation Perseus.
Located approximately 771.0 light-years from Earth, HIP 21738 resides within the broader disk of our Milky Way galaxy.
HIP 21738 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 21738 has an apparent magnitude of +7.20, 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 +1.591.
Đặc tính vật lý
| Phân Loại Quang Phổ | K Class K — K-type (Orange) |
| Chỉ số màu (B−V) | 1,591 |
Quan sát
| Cấp Sao Biểu Kiến | +7.20 |
| Cấp Sao Tuyệt Đối | 0,33 |
| Khoảng Cách | 771 ly |
| Chòm Sao | Perseus |
Vị trí
| Xích kinh | 4h 40,09m |
| Xích vĩ | 39° 47,31′ |
Frequently Asked Questions
What type of star is HIP 21738?
HIP 21738 is a Class K — K-type (Orange) star.
How far is HIP 21738 from Earth?
HIP 21738 is approximately 771.0 light-years from Earth.
Can you see HIP 21738 with the naked eye?
With an apparent magnitude of 7.20, HIP 21738 is not visible to the naked eye.
What constellation is HIP 21738 in?
HIP 21738 is located in the constellation Perseus.