η Scorpii (eta Scorpii)
η Scorpii is a giant star in the constellation of Scorpius.
η Scorpii visual magnitude is 3.33. Because of its moderate brightness, η Scorpii should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.
The proper motion of η Scorpii is 0.024 arcsec per year in Right Ascension and -0.287 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.
Key facts about η Scorpii
η Scorpii (eta Scorpii) is below the horizon from Greenwich, United Kingdom .
Altitude: -24.9°
Azimuth: 230.9°
Direction: South-West
Celestial coordinates and finder chart of η Scorpii
η Scorpii is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of η Scorpii are provided in the following table:
The simplified sky map below shows the position of η Scorpii in the sky:
Visibility of η Scorpii from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
η Scorpii (eta Scorpii) is currently not visible from Greenwich, United Kingdom
Distance of η Scorpii from the Sun and relative movement
η Scorpii is distant 71.55 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.
Spectral properties of η Scorpii
η Scorpii belongs to spectral class F3 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where η Scorpii is situated in the Hertzsprung–Russell diagram.