NGC 2903 - Galaxy in Leo
NGC 2903 is a magnitude 9 galaxy located in the constellation of Leo. It resides in a field of galaxies that are too faint for even this 8-hour exposure to reveal. However, if you look carefully, you may be able to note a fuzzy patch directly below NGC 2903. It is 18th magnitude PGC 4572646.
Other designations for NGC 2903 include Herschel 56-1.