Eta Lupi

Eta Lupi (η Lup) is a blue-white giant star located in the constellation Lupus (the Wolf). It is approximately 500 light-years away from Earth. Eta Lupi is classified as a B5 III star, indicating it is a hot, luminous star that has evolved off the main sequence.

Its apparent magnitude is around 3.41, making it one of the brighter stars in Lupus. Eta Lupi exhibits a rapid rotation speed, which contributes to its broadened spectral lines. The star's surface temperature is estimated to be around 15,000 Kelvin, and it is significantly more massive and luminous than the Sun.

Eta Lupi is not known to be part of any binary system or stellar cluster. Its position within the constellation makes it a useful point of reference for observers locating other celestial objects in the region.