23 Oph
23 Oph
23 Oph is a K-type (Orange) star. It carries the designation 23 Oph.
Located approximately 240.7 light-years from Earth, 23 Oph resides within the broader disk of our Milky Way galaxy.
23 Oph is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +5.23, 23 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 orange hue, which corresponds to a B-V color index of +1.100.
Physical Properties
| Spectral Class | Class K — K-type (Orange) |
| Color Index (B−V) | 1.100 |
Observation
| Apparent Magnitude | +5.23 |
| Absolute Magnitude | 0.89 |
| Distance | 241 ly |
Position
| Right Ascension | 16h 54.59m |
| Declination | -6° 9.24′ |
Frequently Asked Questions
What type of star is 23 Oph?
23 Oph is a Class K — K-type (Orange) star.
How far is 23 Oph from Earth?
23 Oph is approximately 240.7 light-years from Earth.
Can you see 23 Oph with the naked eye?
With an apparent magnitude of 5.23, 23 Oph is visible to the naked eye.