M48 (NGC 2548) is an open cluster in the constellation Hydra. At magnitude 5.5 it can be seen in dark skies with the naked eye. See location of M48 below.

M48

The picture was taken with a fully modified Canon Rebel camera (this is my one shot color (OSC)) on a TEC 140 telescope from the Alpenglow-Torrey House Observatory in the dark sky community of Torrey, Utah (Bortle 2-3). Ten 75 second sub frames stacked in Deep Sky Stacker = 7.5 minute photo. Processed in Photoshop (CS5). Unguided, no calibration frames.

Location of M48:

Source: Astrometry.net