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observer challenges

Centennial Celebration Update March 2011

We are nearing the end of the first quarter of our centennial year. This is a good time to take a look at what has transpired thus far and what is yet to come.

Observer Challenges

The Twenty Million and Counting! Contest is over now that the database has passed this milestone. The winner, with the prediction closest to the actual day of the milestone was Christopher Watson of San Diego, California.

Centennial Observer Challenges

October 31 Update: Here is a list of those who have already surpassed the 2011-in-2011 challenge goal.

October 24 Update: The first certificates will be mailed out in early November. However, keep on observing as we'll continue to mail the certificates until the end of the challenge on December 31.


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