dmolner
derickr
/ equinox.php
Last active
June 25, 2024 08:59
PHP script to calculate the times of solstices and equinoxes
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| <?php | |
| /* Algorithms taken from Meeus Astronomical Algorithms, 2nd edition */ | |
| /* Run the php script on the command line: | |
| * php equinox.php <year> <what> | |
| * with <what> being MAR, JUN, SEP, or DEC | |
| * | |
| * For the the Summer Solstice of 2020: | |
| * php equinox.php 2020 JUN | |
| */ |