Zeta Orionis (Alnitak A)
Zeta Orionis (ζ Ori), also known as Alnitak A, is a spectral class O9.7Ib star of magnitude 1.88 located in the constellation Orion. ζ Ori is one of the brighter stars in Orion and can be seen by the naked eye under dark skies or with binoculars.
- Name:
- Zeta Orionis
- Short name:
- ζ Ori
- Common name:
- Alnitak A
- Spectral class:
- O9.7Ib
- Magnitude:
- 1.88
- Right Acension:
- 05h 40m 45.52s
- Declination:
- -01° 56' 33.3"
- Constellation:
- Orion