NGC 3521

NGC 3521 is a spiral galaxy located in Leo constellation that is about 36 million light-years away from the Milky Way. It was discovered by the astronomer William Herschel in 1784.

Planewave Telescope CDK 17 ", FLI 16803 camera. Total exposure time: 12 hours and 30 minutes. Acquisitions: Greg Turgeon (Deep Sky West Contest).