77 Cyg
77 Cyg
77 Cyg is a A-type (White) star located in the constellation Cygnus. It carries the designation 77 Cyg.
Located approximately 412.3 light-years from Earth, 77 Cyg resides within the broader disk of our Milky Way galaxy.
77 Cyg is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.73, 77 Cyg 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 blue-white hue, which corresponds to a B-V color index of +0.055.
Đặc tính vật lý
| Phân Loại Quang Phổ | Class A — A-type (White) |
| Chỉ số màu (B−V) | 0,055 |
Quan sát
| Cấp Sao Biểu Kiến | +5.73 |
| Cấp Sao Tuyệt Đối | 0,22 |
| Khoảng Cách | 412 ly |
| Chòm Sao | Cygnus |
Vị trí
| Xích kinh | 21h 42,38m |
| Xích vĩ | 41° 4,62′ |
Câu hỏi thường gặp
What type of star is 77 Cyg?
77 Cyg is a Class A — A-type (White) star.
How far is 77 Cyg from Earth?
77 Cyg is approximately 412.3 light-years from Earth.
Can you see 77 Cyg with the naked eye?
With an apparent magnitude of 5.73, 77 Cyg is visible to the naked eye.
What constellation is 77 Cyg in?
77 Cyg is located in the constellation Cygnus.