images

Brocchi's Cluster (CR 399) in Vulpecula

by

V.Toporenko/DSS/Novapix

Reference

a-aou98-00002

Date

2006-08-24

Cr 399, Brocchi's Cluster, is also known as the "Coathanger". It is a distinctive asterism, but not a true star cluster. It is visible to the unaided eye off the head of Cygnus, the Swan in Vulpecula, and resolved into its namesake shape in a telescope or pair of binoculars. Image from Oschin telescope of Palomar observatory.