"8PM", like most timekeeping, is a human invention devoid of intrinsic meaning. Noon is the only time that means anything in relation to the world: it's when the sun is directly overhead*. Analog clocks are tiny mechanical sundials for a reason. Have noon (the time) at noon (when the sun is overhead). All else is details.

* - yeah, yeah, in the middle of a timezone, you're very clever if you thought this was a gotcha