The World Championships Friendly Online Competition is now underway in Pokémon Ultra Sun and Pokémon Ultra Moon. The competition goes from Friday, September 14, at 00:00 UTC, through Sunday, September 16, 2018, at 23:59 UTC. Trainers are limited to 10 battles per day. All qualified participants in the World Championships Friendly Online Competition will receive 50 Battle Points. Players must complete at least one battle to qualify.
Source: Pokémon Global Link