Aludra

What this is

Aludra is a fixed star the chart engine carries, at magnitude 2.45.

What it governs

The catalogue holds this star's position and its own motion, not a body of lore about it — a star's apparent place is its J2000 position carried forward and referred to the ecliptic of the date, exactly as a planet's is.

Correspondences

magnitude

2.45

right ascension

111.0238°

declination

-29.3031°

proper motion

-3.76, +6.66 mas, yr