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Messier 41 in the constellation Canis Major

Object description:

The open star cluster M 41 in the constellation Canes Major (Great Dog) is located at a distance of about 2300 light years. The apparent diameter in the sky is about 38 arcminutes, slightly larger than the diameter of the Moon. The cluster contains about 100 stars and has an age of nearly 200 million years. M 41 is located almost exactly 4 degrees south of Sirius and can be recognized with the naked eye in the sky.

The image left shows a comparison to the full moon. Click here or the thumbnail at left to load a larger image.

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