Clusters & Stars
The Owl Cluster
The Owl Cluster (Caldwell 13), an open star cluster in Cassiopeia over 7,900 light-years away, photographed by Pete Lawrence.
Target details
The Owl Cluster (Caldwell 13) is an open star cluster in Cassiopeia, more than 7,900 light-years away. It was discovered in 1787 and is thought to be about 21 million years old.
Capture details
Data captured 24th February, 2016.
13x 4 minute exposures at ISO400.
Equipment details
Orion Europa 200
NEQ6 Pro
Nikon d7100
Skywatcher ST-80
QHY5L-II
Processing details
This image was processed in Pixinsight & Lightroom.