NGC 7789
by Bob on Feb.03, 2011, under NGC Objects
A.k.a.: White Rose Cluster
Type: Open Cluster
Constellation: Cassiopeia
Distance From Earth: 7,600 light years
Diameter: 25 light years
Camera: Atik 314L (color)
Exposure: 20x120s, no darks, no flats
Filters: Hutech IDAS LPS-P2
Telescope: Skywatcher 120 ED Pro