https://www.fai.org/news/551-km-michael-sigel-brazil

FAI has received the Hang Gliding and Paragliding World record
claim: Free distance of 551 km using up to 3 turn points made by Michael Sigel
from Switzerland in Caicó (Brazil). The current record of 476.5 km set in 2015
belongs to Charles Cazaux from France.