Epsilon Monocerotis is the second brightest star of the constellation, at 4.0 visual magnitude. More importantly, it's a convenient way of finding the constellation's very interesting deep sky objects.

To find epsilon, with beta and gamma Monocerotis in your field of view move due north eleven degrees, or one and a half binocular fields: binoculars

You'll note a bright star to the northeast. This is 13 Mon, a useful star for hopping over to S Monocerotis later.

Also in the same field as epsilon, just to the east, is the renowned deep sky object The Rosette Nebula, as well as its associated star cluster NGC 2244. Plaskett's Star is in the same field of view. Click on these objects on the map to get their details.