23 Cyg
23 Cyg
23 Cyg is a B-type (Blue-White) star located in the constellation Cygnus. It carries the designation 23 Cyg.
Located approximately 633.3 light-years from Earth, 23 Cyg resides within the broader disk of our Milky Way galaxy.
23 Cyg is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.14, 23 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 hue, which corresponds to a B-V color index of -0.125.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.125 |
Observation
| Apparent Magnitude | +5.14 |
| Absolute Magnitude | -1.30 |
| Distance | 633 ly |
| Constellation | Cygnus |
Position
| Right Ascension | 19h 53.29m |
| Declination | 57° 31.41′ |
Frequently Asked Questions
What type of star is 23 Cyg?
23 Cyg is a Class B — B-type (Blue-White) star.
How far is 23 Cyg from Earth?
23 Cyg is approximately 633.3 light-years from Earth.
Can you see 23 Cyg with the naked eye?
With an apparent magnitude of 5.14, 23 Cyg is visible to the naked eye.
What constellation is 23 Cyg in?
23 Cyg is located in the constellation Cygnus.