[quote=KatherinWinter]
Explain because to my (admittedly limited) knowledge this isn't possible.
[/quote]

Erm, gods are eternal beings, aren't they? I was pretty sure everything/one here had a massive-as-fuck age considering they're all future gods and whatnot. It's also the reason why she said 'roughly' considering there is no proof whatsoever of her real age and time perception is a bitch :D