At 37-23, the Celtics instead find themselves as the fifth seed and nine games back of the Bucks. Despite Kyrie Irving’s optimism that the Celtics aren’t discouraged and will eventually get up to speed, things have not gone well since coming out of the All-Star break. The Celtics dropped a one-point heartbreaker at Milwaukee on Thursday before losing to a 16-45 Bulls team playing on the second night of a back-to-back Saturday.MORE: Watch Celtics vs. Raptors live with fuboTV (7-day free trial)Toronto (44-17), meanwhile, is playing like a potential title contender, and the sky is the limit as the Raptors are still learning to play with new parts acquired at the trade deadline. The Raptors had won seven straight, including a victory at Philadelphia, until losing for the first time in the month of February this past Saturday to Orlando.Forward Paskal Siakam has been playing the best basketball of his three-year career, averaging over 20 points in Toronto’s last five games. Three-time NBA All-Star Marc Gasol, who was acquired from Memphis at the deadline, will likely be a huge factor, as the Celtics have struggled to defend skilled big men all season.Tuesday’s matchup is the fourth and final time the two teams will meet in the regular season, with the Celtics holding a 2-1 advantage after sweeping the Raptors in Boston. The race for Eastern Conference supremacy is at full speed, and with just a little over 20 games remaining in the regular season, Toronto and Boston are running out of time to catch Milwaukee for the top spot.Boston entered the season pegged as the favorite to come out of the East, but has ultimately been a huge disappointment to date. What time is Celtics vs. Raptors? The Celtics play the Raptors on Tuesday, Feb. 26. Tipoff is set for 8 p.m. ET.Celtics vs. Raptors TV channel, live streamThe game is part of TNT’s national broadcast. It can also be streamed live online with fuboTV, which offers a free trial.Where is Celtics vs. Raptors being played? Scotiabank Arena in Toronto plays host to Tuesday’s game. “Jurassic Park” has treated the Raptors kindly, as they own the third-best home record in the league at 25-6. Boston is 14-15 on the road and has dropped two straight away from home.