Date: September 9, 2010
Location: Parque Nacional La Campana, Chile
Constellation: Crux
Optics: Williams Optic 66 on Meade LXD55 mount
Camera: Canon EOS 20Da modified
Exposure: 5 light frames of 60 seconds, ISO 800
Processing: Light frames calibrated with dark frames in ImagesPlus. Light frames combined using MinMax Excluded. Color balanced, and cropped using Photoshop.

The Jewel Box also known as NGC 4755, the Kappa Crucis Cluster is an open cluster.

The Coalsack Dark Nebula is the most prominent dark nebula in the skies and easily visible on the left side of this image.

There is also a second open cluster, NGC 4852 in the upper right.