Lyra✿ (sobbing over tbb)
1 year
Also, this dialogue confirms that it is not Hylia, but Zelda 10,000 years prior.
One last thing, I don't believe Ganondorf can be alive at the same time as the Calamity. I believe that after Zelda and Link in BotW defeat Dark Beast Ganon, his spirit possesses Ganondorf's corpse.