In August 2019, Sabi Yordanov, who had wanted to found a string
string quartet, met the violist Lydia Haurenherm by chance.
Via a few detours, violinist Christine Schäfer, with whom Lydia had been performing for several years, joined the quartet in March 2020.
joined the group in March 2020 as a second violinist. After the Greek musician Aristeidis
Lykos Desyllas helped shape the quartet's sound and development in the first two years of Equinox.
development of the quartet in the first two years of Equinox, in the summer of 2022 there was a change in the position of
Violoncello and the Serbian cellist Mina Zakic took his place. Since autumn 2022, the quartet has been studying with the renowned Auryn Quartet in the Masters
Chamber Music at the Detmold University of Music. Privately, it is led by, among others, Benedict
Klöckner, Anna Heygster (deputy concertmaster of the Gürzenich Orchestra Cologne),
Prof. Ida Bieler (RSH Düsseldorf, KU Graz) and Michael Denhoff. On their debut tour in October 2021, the Equinox String Quartet was able to secure a place on the
pandemic-related tour postponements, the Equinox String Quartet was finally able to present itself to the public. The programme with
"Between Light and Shadow" and the 1st string quartet by Felix Mendelssohn-Bartholdy.
Mendelssohn-Bartholdy and Ludwig van Beethoven was performed in the Small Golden Hall Augsburg,
in the Großer Rathaussaal Passau, in the Mozarteum Salzburg, the crypt of St. Peter's Church in Vienna,
the Kultur- und Liebfrauenkirche Duisburg, the Friedhofskirche Wuppertal, the Event-Theater
Schwanenhöfe Düsseldorf, the Silchersaal of the Liederhalle Stuttgart and the Chamber Music Hall
of the Beethovenhaus Bonn by enthusiastic audiences.