Critic’s picks: Classical music

CHORUS PRO MUSICA Betsy Burleigh leads the choir in a new work by Peter Child alongside Mozart’s Mass in C minor, with vocal soloists Kristen Watson, Krista River, David Won, and Andrew Garland. May 31, 8 p.m. Jordan Hall. 617-267-7442,

ROCKPORT CHAMBER MUSIC FESTIVAL Rockport’s opening weekend includes a gala program (June 7) with pianists Peter Serkin and David Deveau joined by A Far Cry for concertos by Bach; and two performances by the Jupiter String Quartet (June 8 and 9), the second of which also features pianist Joyce Yang in works by Bartok and Franck. Shalin Liu Performance Center, Rockport, Mass. 978-546-7391,

BOSTON EARLY MUSIC FESTIVAL: ‘Almira’ This year’s Boston Early Music Festival opens on June 9 with a new production of Handel’s rarely spotted first opera, “Almira,” written at age 19. Gilbert Blin directs the period staging and Ulrike Hofbauer sings the title role, with a cast that also includes Amanda Forsythe and Colin Balzer.June 9-16. Cutler Majestic Theatre. 617-661-1812, www.bemf.orgJEREMY EICHLER