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Does not contain Personally Identifiable Information

License: Attribution-ShareAlike 3.0 (cc by-SA)

Author: Gannon (J.) Dick

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The Community Calendar is a tool to shift a Daily Calendar to an arbitrary reference location. This includes a common estimate of the duration of daylight (Civil Twilight). The locations, although arbitrary, can provide direct access to other scientific data about a Place in ways the inference of location cannot.