NGC 2354 [SEP] constellation
NGC 2354
NGC 2354 is an open cluster in the constellation Canis Major. It lies 2 degrees southwest from NGC 2362 and northeast of Delta Canis Majoris. About 15 member stars are visible through binoculars.
"Results of Astronomical Observations made at the Cape of Good Hope", published in 1847. In 1864 the Royal Society published his "General Catalogue of Nebulae and Clusters", where he listed it as number 2354. It was subsequently incorporated into the "New General Catalogue" as by J. L. E. Dreyer as NGC 3603.
The central cluster was catalogued as the star HD 97950, but has long been recognised as nebulous or multiple. It was also noted for having an unusual emission spectrum and the spectral type was