12 Oph
12 Oph
12 Oph is a K-type (Orange) star. It carries the designation 12 Oph.
12 Oph lies approximately 31.8 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 31 years ago.
12 Oph is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +5.77, 12 Oph 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 yellow hue, which corresponds to a B-V color index of +0.827.
Sifat Fisik
| Kelas Spektral | K Class K — K-type (Orange) |
| Indeks Warna (B−V) | 0,827 |
Pengamatan
| Magnitudo Semu | +5.77 |
| Magnitudo Mutlak | 5,82 |
| Jarak | 31.8 ly |
Posisi
| Asensio Rekta | 16h 36,36m |
| Deklinasi | -2° 19,48′ |
Frequently Asked Questions
What type of star is 12 Oph?
12 Oph is a Class K — K-type (Orange) star.
How far is 12 Oph from Earth?
12 Oph is approximately 31.8 light-years from Earth.
Can you see 12 Oph with the naked eye?
With an apparent magnitude of 5.77, 12 Oph is visible to the naked eye.