Epoch J2000.0 Equinox J2000.0
|Right ascension||03h 30m 34.48s|
|Declination||+47° 59' 42.6"|
|Apparent magnitude (V)||+4.36|
Sigma Persei is moving through the Galaxy at a speed of 17.4 km/s relative to the Sun. Its projected Galactic orbit carries it between 24,400 and 43,600 light years from the center of the Galaxy. It came closest to the Sun 5.1 million years ago when it had brightened to magnitude 3.11 from a distance of 202 light years.
Name and etymology