102 Her
102 Her
102 Her is a B-type (Blue-White) star located in the constellation Hercules. It carries the designation 102 Her.
Located approximately 916.2 light-years from Earth, 102 Her resides within the broader disk of our Milky Way galaxy.
102 Her is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.37, 102 Her 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 -0.164.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.164 |
Observation
| Apparent Magnitude | +4.37 |
| Absolute Magnitude | -2.87 |
| Distance | 916 ly |
| Constellation | Hercules |
Position
| Right Ascension | 18h 8.76m |
| Declination | 20° 48.87′ |
Frequently Asked Questions
What type of star is 102 Her?
102 Her is a Class B — B-type (Blue-White) star.
How far is 102 Her from Earth?
102 Her is approximately 916.2 light-years from Earth.
Can you see 102 Her with the naked eye?
With an apparent magnitude of 4.37, 102 Her is visible to the naked eye.
What constellation is 102 Her in?
102 Her is located in the constellation Hercules.