The Celtics  officially announced their eight-game preseason schedule. The C’s will face each Atlantic Division rival twice. Both their preseason debut and finale are scheduled 16 days apart this October at TD Garden. In between, the Celtics  will also make New England stops in Connecticut (twice) and Maine.
Oct. 6: Philadelphia 76ers  at TD Garden (Boston, Mass.), 7:30 p.m.
Oct. 8: New York Knicks  at XL Center (Hartford, Conn.), 7:30 p.m.
Oct. 10: Toronto Raptors  at Air Canada Centre  (Toronto, Ont.), 7 p.m.
Oct. 11: New York Knicks  at Mohegan Sun Arena (Uncasville, Conn.), 7:30 p.m.
Oct. 15: Toronto Raptors  at Cross Insurance Arena (Portland, Maine), 7:30 p.m.
Oct. 16: Philadelphia 76ers  at Wells Fargo Center  (Philadelphia, Pa.), 7 p.m.
Oct. 19: Brooklyn Nets at Barclays Center (Brooklyn, N.Y.), 3 p.m.
Oct. 22: Brooklyn Nets TD Garden (Boston, Mass.), 7:30 p.m.