117 Tau
117 Tau
117 Tau is a M-type (Red) star located in the constellation Taurus. It carries the designation 117 Tau.
Located approximately 613.1 light-years from Earth, 117 Tau resides within the broader disk of our Milky Way galaxy.
117 Tau is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
With an apparent magnitude of +5.77, 117 Tau 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 red hue, which corresponds to a B-V color index of +1.634.
Physical Properties
| Spectral Class | Class M — M-type (Red) |
| Color Index (B−V) | 1.634 |
Observation
| Apparent Magnitude | +5.77 |
| Absolute Magnitude | -0.60 |
| Distance | 613 ly |
| Constellation | Taurus |
Position
| Right Ascension | 5h 28.03m |
| Declination | 17° 14.35′ |
Frequently Asked Questions
What type of star is 117 Tau?
117 Tau is a Class M — M-type (Red) star.
How far is 117 Tau from Earth?
117 Tau is approximately 613.1 light-years from Earth.
Can you see 117 Tau with the naked eye?
With an apparent magnitude of 5.77, 117 Tau is visible to the naked eye.
What constellation is 117 Tau in?
117 Tau is located in the constellation Taurus.