Open Cluster: NGC 4103

NGC 4103 is a young open cluster in the Southern constellation of Crux and was discovered by the Scottish astronomer James Dunlop in the year 1826. The cluster is estimated to contain 421 members within its 12.1-15.9 parsec radius, with only 199 being in the central part of the cluster. The cluster is not heavily […]

NGC 5617

NGC 5617 is an open cluster in the Southern constellation Centaurus and was discovered by James Dunlop in 1826. NCG 5617 forms a binary open cluster with Trumpler 22. Its age is estimated to be 82 million years old, classifying it as an intermediate age cluster. The cluster has a concentration of heavy stars in […]