Astronomy and Astrophysics – Astrophysics
Scientific paper
Nov 2000
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2000eaa..booke6046.&link_type=abstract
"Encyclopedia of Astronomy and Astrophysics, Edited by Paul Murdin, article 6046. Bristol: Institute of Physics Publishing, 2001
Astronomy and Astrophysics
Astrophysics
Stars, Stellar Populations And Star Clusters
Scientific paper
M46 is a moderately rich open cluster in Puppis, in a direction where interstellar distinction is unusually small. It was the first object discovered by Messier after he presented the original version of his list (M1 to M45) to the Academy. It has a total population of over 500 stars and its age has been estimated at 300 million years. It contains several red giants and three eclipsing binaries b...
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