M 37 / NGC 2099

 

Although M 37 is the brightest of the three open clusters in the southern Fuhrmann, this cluster of Le Gentil was overlooked when he rediscovered M36 and M38 in 1749, so it was to Charles Messier, this cluster on 2 September 1764 is independent of other sources entdecken.M 37 being the brightest, but also the richest of the three star clusters, as it contains about 150 stars brighter than 12.5 mag probably a total of about 500 stars.

Copyright by Bernd Blaudzun