Let me stick some spaces in some helpful places:
2018 01 23 . 23 00
20180123 means 23rd Jan 2018, and
2300 is in 24-hour clock format, IE 11:00PM
Stardates in the Star Trek universe work in an entirely different way. Wikipedia has a good explanation on how they work.
Events on this stardate
Join us for one of Dreamworks' best movies
: 'How to Train your Dragon'. Follow the story of Hiccup as he attempts to train a Night Fury (Toothless), whilst also trying to earn the respect of his Viking tribe. It'll be an adventure of a lifetime (at least until the second one), so get ready to ride to Berk and hold on tight!