Challenge #1 – M46, Open Cluster in Puppis
Target Type R. A. Dec. Constellation Magnitude Size M46 (NGC 2437) Open Cluster 07h 41m 46s -14° 48′ 00″ Puppis +6.09 20.0 arcmins Overview This open cluster in the anonymous constellation of Puppis was discovered by Charles Messier himself in February 1771. It is only 1.5° away from M47 but has quite a different character. With …