NORWEGIAN NOTES The Norwegian Chamber Orchestra performs a program that includes piano concertos by Haydn and Mozart, with pianist Leif Ove Andsnes.The concert also includes Mozart’s “Eine Kleine Nachtmusik”; Eivind Buene’s recent composition “Langsam und Schmachtend,” and Beethoven’s String Quartet in F Major, arranged by the orchestra’s artistic director, Terje T0nnesen. Tonight, 8 p.m., Carnegie Hall, Isaac Stern Auditorium, 881 Seventh Ave. at 57th Street, 212-247-7800, $23-$79.

BACH IS BACK Organist David Shuler performs a recital titled “J.S. Bach and the French Connection.” Tomorrow, 8 p.m., Church of Saint Luke in the Fields, 487 Hudson St. at Grove Street, 212-414-9419, $20 general, $15 for students and senior citizens.

FOR THE FLUTE Ralph Samuelson, Elizabeth Brown, Shoji Mizumoto, and Ned Rothenberg perform a program of music for the shakuhachi,a traditional Japanese bamboo flute. The concert features traditional and new compositions for between one and four players positioned around the room. Friday, 8 p.m., Location One, 20-26 Greene St., between Grand and Canal streets, 212-334-3347, $12 general, members free.

RIVERSIDE PERFORMANCE Music director George Rothman will conduct the Riverside Symphony in the second subscription program of the orchestra’s 25th-anniversary season. The concert features a rarely heard piece from the Baroque master Jean-Philippe Rameau and a contemporary work by Marius Constant, who died in 2004. French violinist Olivier Charlier will be featured. Saturday, 7:30 p.m., Lincoln Center, Alice Tully Hall, West 65th Street near Columbus Avenue, 212-721-6500 $25 and $45.

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