What is it?If you have a web-enabled cellphone, you can read a text-version of the San Pedro Martir Observatory clear sky chart. Because of the limitations of cellphone displays, the cellphone chart is simplified. However, it still displays hourly cloud-cover, transparency and seeing forecasts.
How do I see the San Pedro Martir Observatory cellphone chart?Enter this url into your cellphone's browser:
The url is case sensitive.
(Actually, it's excruciatingly tedious to type urls into cellphones. Check to see if your cell service provider provides a web page that will allow you to download bookmarks into your phone.)
Why don't all charts have cellphone versions?Because of the extra cost of generating and hosting cellphone versions, they are only available for sponsored charts.
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