M7 Open Cluster
Open cluster in ScorpiusRA: 17h 53m
DEC: -34º 49´
Mag:4.1
Scope/lens: 200mm f/4 reflector
Mount: GM 11
Guiding: ST-4 autoguider
Guidescope: 80mm refractor (400mm-f/5)
Film: Fuji Color 800
Exposure: 20 minutes
Location: Reyes Peak, Los Padres National Forest, Ventura County, CA
Date: 8/26/2000
M7, often referred to as Ptolemy's Cluster resides next to M6, another well observerd open cluster in star-rich Scorpius.
Very bright, and easily seen even from urban areas. The cluster contains a rich central area containing a prominent cross shape is surrounded by a looser sprinkling of stars in a witch's hat configuration.
