20Tau Ori
20Tau Ori
20Tau Ori is a B-type (Blue-White) star located in the constellation Orion. It carries the designation 20Tau Ori.
Located approximately 494.2 light-years from Earth, 20Tau Ori resides within the broader disk of our Milky Way galaxy.
20Tau Ori is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
At an apparent magnitude of +3.59, 20Tau Ori is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue hue, which corresponds to a B-V color index of -0.115.
Physikalische Eigenschaften
| Spektralklasse | Class B — B-type (Blue-White) |
| Farbindex (B−V) | -0,115 |
Beobachtung
| Scheinbare Helligkeit | +3.59 |
| Absolute Helligkeit | -2,31 |
| Entfernung | 494 ly |
| Sternbild | Orion |
Position
| Rektaszension | 5h 17,61m |
| Deklination | -6° 50,66′ |
Häufig gestellte Fragen
What type of star is 20Tau Ori?
20Tau Ori is a Class B — B-type (Blue-White) star.
How far is 20Tau Ori from Earth?
20Tau Ori is approximately 494.2 light-years from Earth.
Can you see 20Tau Ori with the naked eye?
With an apparent magnitude of 3.59, 20Tau Ori is visible to the naked eye.
What constellation is 20Tau Ori in?
20Tau Ori is located in the constellation Orion.