Author Topic: Need PHP code to calcuate dewpoint  (Read 5656 times)

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Offline satmaster

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Need PHP code to calcuate dewpoint
« on: March 06, 2015, 11:17:16 AM »
deleted I think I found the problem.Unable to delete post.
« Last Edit: March 06, 2015, 11:29:50 AM by satmaster »

Offline Jáchym

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Re: Need PHP code to calcuate dewpoint
« Reply #1 on: March 06, 2015, 11:41:43 AM »
Just if interested, you can use this:

$dewpoint = round(((pow(($humidity/100), 0.125))*(112+0.9*$temp)+(0.1*$temp)-112),1);

*temp in C, humidity in %