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Old 28-05-2009, 09:54 PM
Campus Dweller
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Mislablelled NGC numbers for Messier Objects

Just found a neat site called The Messier Objects.
http://astro.nineplanets.org/dssm/messier.html
I was surprised on scrolling through the list, however, that M45 -the Pleiades - is given an NGC number (1432). Now as a amateur astronomer of some years experience, I am pretty sure that M45 never was assigned as an NGC object. A little research elsewhere told me that NGC 1432 is the nebulosity associated with the Pleiades, which takes a large telescope to observe visually, which is certainly different to the large naked eye star cluster.
So I then scrolled up to M24, which I also remember being otherwise unassigned, only to see it listed also as NGC 6603, which I thought was an open cluster within the M24 star cloud.

A little thing, sure, but just a reminder that a not everything on the 'net is necessarily accurate.

Also, it was an excuse for me to get back on to the forum, as I haven't posted anything for more than a year

Cheers
Drew
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Old 28-05-2009, 10:07 PM
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Jen
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yeah well i have trouble trying to remember the numbers at the best of times there is that many out there
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Old 28-05-2009, 11:28 PM
bloodhound31
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Well then I guess its a very hearty WELCOME BACK Drew!

Baz.
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Old 29-05-2009, 06:33 AM
Campus Dweller
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Thanks for rthe welcome back, Baz, and for your reply, Jen. I notice you've become one of the big contributors whileI've been gone. This hobby of our certainly is one of numbers

I'll make an effort to keep up with the forums. For now, however: Io, Io, its off to work I go.
Drew
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Old 29-05-2009, 05:36 PM
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Quote:
Originally Posted by Campus Dweller View Post
Thanks for rthe welcome back, Baz, and for your reply, Jen. I notice you've become one of the big contributors whileI've been gone. This hobby of our certainly is one of numbers

I'll make an effort to keep up with the forums. For now, however: Io, Io, its off to work I go.
Drew
Hi Drew yeah well someone had to keep ya seat warm for ya while you were gone hehe yep im pretty cosy in here now welcome back
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