Search results
Results From The WOW.Com Content Network
Alnitak Ab is a blue subgiant of spectral type B1IV with an absolute magnitude of −3.9 and an apparent magnitude of 4.3, discovered in 1998. [12] A fourth star, 9th-magnitude Alnitak C, has not been confirmed to be part of the Aa–Ab–B group, and may simply lie along the line of sight. The Alnitak system is bathed in the nebulosity of IC 434.
This is a list of the most massive stars that have been ... using difficult measurements of the stars' temperatures, ... Alnitak in Orion OB1 of Orion complex: 33 ...
Alnilam is the middle and brightest of the three stars of Orion's Belt. It is the 29th-brightest star in the sky (the fourth brightest in Orion) and is a blue supergiant. Together with Mintaka and Alnitak, the three stars make up Orion's Belt, known by many names across many ancient cultures. Alnilam is the middle star.
Temperature: 31,400 ± 1,000 [9] K ... Together with Alnitak (Zeta Orionis) and Alnilam (Epsilon Orionis), ... The star is located very close to the celestial equator.
The brighter stars are Alnitak and Alnilam. ... The primary component Aa is the class O9.5 star, with a temperature of 35,000 K and a luminosity over 40,000 ...
Orion's seven brightest stars form a distinctive hourglass-shaped asterism, or pattern, in the night sky. Four stars—Rigel, Betelgeuse, Bellatrix, and Saiph—form a large roughly rectangular shape, at the center of which lies the three stars of Orion's Belt—Alnitak, Alnilam, and Mintaka. His head is marked by an additional 8th star called ...
Temperature: 25,700 ± 260 [9] K ... is a blue supergiant star and the sixth-brightest star in the ... Alnitak, Alnilam, Mintaka, Betelgeuse, Bellatrix and Rigel. [18 ...
Alnitak (ζ Orionis) is a triple star system at the eastern end of Orion's belt and is 1,260 light-years from the Earth. Alnitak B is a 4th-magnitude B-type star which orbits Alnitak A every 1,500 years. The primary (Alnitak A) is itself a close binary, comprising Alnitak Aa (a blue supergiant of spectral type O9.7 Ibe and an apparent magnitude ...