11_Orionis
11 Orionis
Star in the constellation Orion
11 Orionis is a solitary[11] Ap star in the equatorial constellation of Orion, near the border with Taurus. It is visible to the naked eye with an apparent visual magnitude of 4.65,[7] and it is located approximately 365 light years away from the Sun based on parallax.[1] The star is moving further from the Sun with a heliocentric radial velocity of +16.8 km/s.[6]
This object is a chemically peculiar star, known as an Ap star, with enhanced silicon and chromium lines in its spectrum.[13] It is an α² CVn variable, ranging from 4.65 to 4.69 magnitude with a period of 4.64 days.[2] The magnetic field measured from metal lines has a strength of +160±390 G.[14]