The Nantucket Regatta is open to all mono-hull boats > 24' with a 2021 CRF rating or a 2021 PHRF rating. We welcome everyone from Schooners to Wianno Seniors to TP-52s. To apply for a CRF rating, go to www.classicratingformula.co. To apply for a PHRF rating go to www.phrfne.org. The Nantucket Regatta is part of the Classic Yachts Challenge Series.