JULY MEETING

Star Clusters Addendum for Birth And Death Of Stars

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Image of the galactic cluster Messier 11. Phil writes, "My book says M11 contains about 870 stars at a distance of 5500 L.Y." Exposure time was about 20 seconds.


Image of the globular cluster Messier 13. Writes Phil, "I took it with the same exposure time and image scale. M13 is said to contain in the order of 100,000 stars at 32,000 L.Y."

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