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.
Quick facts
- What is The Owl Cluster?
- 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.
- Where is it in the sky?
- In the constellation Cassiopeia.
- What are its catalogue names?
- Caldwell 13
- When was this photo taken?
- 24 February 2016
- What equipment was used?
- Orion Europa 200, NEQ6 Pro, Nikon d7100, Skywatcher ST-80, QHY5L-II
- Where was it taken from?
- Lisburn, Northern Ireland.