109 Tau
109 Tau
109 Tau is a G-type (Yellow) star located in the constellation Taurus. It carries the designation 109 Tau.
Located approximately 247.3 light-years from Earth, 109 Tau resides within the broader disk of our Milky Way galaxy.
109 Tau is classified as a spectral class G star (G-type (Yellow)) on the Harvard spectral classification system.
With an apparent magnitude of +4.96, 109 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 yellow hue, which corresponds to a B-V color index of +0.937.
Physical Properties
| Spectral Class | Class G — G-type (Yellow) |
| Color Index (B−V) | 0.937 |
Observation
| Apparent Magnitude | +4.96 |
| Absolute Magnitude | 0.56 |
| Distance | 247 ly |
| Constellation | Taurus |
Position
| Right Ascension | 5h 19.28m |
| Declination | 22° 5.79′ |
Frequently Asked Questions
What type of star is 109 Tau?
109 Tau is a Class G — G-type (Yellow) star.
How far is 109 Tau from Earth?
109 Tau is approximately 247.3 light-years from Earth.
Can you see 109 Tau with the naked eye?
With an apparent magnitude of 4.96, 109 Tau is visible to the naked eye.
What constellation is 109 Tau in?
109 Tau is located in the constellation Taurus.