How to calculate the Alexa Rank

How to calculate the Alexa Rank

Traffic Ranks are updated daily. A site's ranking is based on a combined measure of Unique Visitors and Pageviews. Unique Visitors are determined by the number of unique Alexa users who visit a site on a given day. Pageviews are the total number of Alexa user URL requests for a site.

Hi My dear friend...
I would advice don't calculate alexa rank just check your website link with Alexa website for exact alexa ranking.