2009–10 Boston Celtics season 2009–10 Boston Celtics season The 2009–10 Boston Celtics season was the 64th season of the Boston Celtics in the National Basketball Association (NBA). The Celtics finished with a record of 50–32, a 12 win drop off from the previous season. They finished 1st in the Atlantic Division and 4th in the Eastern Conference. In the playoffs, the Celtics defeated the Miami Heat in five games in the First Round, then defeated the top-seeded Cleveland Cavaliers in six games in the Semifinals, and finally, defeated the Orlando Magic in six games in the Conference Finals to advance to the NBA Finals
Original Celtics of owner Jim Furry for embezzling $190,000 from a New York business. Then, in early October, just a month before the ABL season was to get underway, the Celtics bolted to the newly organized National Basketball League. The new league operated solely in and around the metropolitan New York City, but despite its geographical limitations was stocked with some of the best players in the country. After pulling off a coup by signing the Original Celtics, the NBL brashly raided ABL rosters for additional players. The Brooklyn Arcadians were particularly hard hit, losing stars Red Conaty and Rody Cooney, while