μ1 Crucis (mu1 Crucis)
μ1 Crucis is a double sub-giant star in the constellation of Crux.
μ1 Crucis visual magnitude is 4.03. Because of its moderate brightness, μ1 Crucis 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 μ1 Crucis is -0.033 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Key facts about μ1 Crucis
Celestial coordinates and finder chart of μ1 Crucis
μ1 Crucis 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 μ1 Crucis are provided in the following table:
The simplified sky map below shows the position of μ1 Crucis in the sky:
Visibility of μ1 Crucis from your location
Distance of μ1 Crucis from the Sun and relative movement
μ1 Crucis is distant 377.31 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.
Spectral properties of μ1 Crucis
μ1 Crucis belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where μ1 Crucis is situated in the Hertzsprung–Russell diagram.
μ1 Crucis star system properties
μ1 Crucis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the μ1 Crucis double sysyem: