Twin City Amateur Astronomers
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About the TCAA
Conditions at SGO
There are several ways to Contact Us.
If you want to schedule an event for your group, please use the
You can join the TCAA Email list which is hosted as a Yahoo Group.
To subscribe, send a blank email to
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Please call 309-824-2804.
TCAA c/o Duane Yockey
508 Normal Ave
Normal, IL 61761
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Hubble Space Telescope image: Arp 87
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