Alpha Persei Moving Cluster, Mel 20

Right Ascension	03 : 22 (h:m)
Declination	+49 : (deg:m)
Distance	0.601 (kly)
Visual Brightness	1.2 (mag)
Apparent Dimension	185 (arc min)

This moving cluster was probably first cataloged as a nebulous object by Hodierna.

The distance of this cluster has recently been measured by ESA's Hipparcos satellite, as 601 light years (previously, it had been thought to be at 554 light years).

Last Modification: 8 Mar 1998, 21:15 MET