Let me stick some spaces in some helpful places:
2017 11 14 . 23 00
20171114 means 14th Nov 2017, 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
Come and experience last year's Science Fiction
classic from director Denis Villeneuve (Prisoners, Sicario, Blade Runner 2049): 'Arrival'. Starring Amy Adams (DCEU), Jeremy Renner (MCU) and Forest Whitaker (Rogue One), and based off the short story 'Story of your life' by Ted Chiang; this film follows the discoveries made by a team of scientists when 12 alien spaceships arrive on Earth and attempt to communicate.
The film received 8 nominations including Best Picture and won for Best Sounding Editing.