Facility Attendance Predictor

User Date / / user input


This JavaScript sheet computes the probability that members will be observing at our wastewater facility/observatory on a given night: Factors include day of week, month of year, weather (within 5 day forecast), moon visibility, and any scheduled events such as open houses.

If you wish to visit our facility, contact us via (give us a few hours to respond). For more information about our facility as well as how to find it, click here.

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Copyright 2005 Muskegon Astronomical Society, Inc.

This web page was last updated 09/14/17