BSV ist the regional association for the aquatic sports in Baden, which is the part of Germany, where TG Heddesheim is situated. TG Heddesheim is one of more than 100 swimming-clubs which are organized in BSV. BSV is affiliated to the german swimming association DSV.
More information: BSV-Homepage (german)
LEN is the European association for swimming and other aquatic sports. It ist affiliated to FINA. LEN comprises more than 50 national swimming federations in Europe.
More information: LEN-Homepage
FINA is the International Swimming Federation for administering international competition in swimming and the other aquatic sports. It is based in Lausanne, Switzerland.
More information: FINA-Homepage