91Sig1Tau
91Sig1Tau
91Sig1Tau is a A-type (White) star located in the constellation Taurus. It carries the designation 91Sig1Tau.
Located approximately 147.1 light-years from Earth, 91Sig1Tau resides within the broader disk of our Milky Way galaxy.
91Sig1Tau is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.08, 91Sig1Tau 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-white hue, which corresponds to a B-V color index of +0.141.
Physical Properties
| Spectral Class | Class A — A-type (White) |
| Color Index (B−V) | 0.141 |
Observation
| Apparent Magnitude | +5.08 |
| Absolute Magnitude | 1.81 |
| Distance | 147 ly |
| Constellation | Taurus |
Position
| Right Ascension | 4h 39.15m |
| Declination | 15° 47.99′ |
Frequently Asked Questions
What type of star is 91Sig1Tau?
91Sig1Tau is a Class A — A-type (White) star.
How far is 91Sig1Tau from Earth?
91Sig1Tau is approximately 147.0 light-years from Earth.
Can you see 91Sig1Tau with the naked eye?
With an apparent magnitude of 5.08, 91Sig1Tau is visible to the naked eye.
What constellation is 91Sig1Tau in?
91Sig1Tau is located in the constellation Taurus.