The Championship Course from Mortlake to Putney on an ebb tide or from Putney to Mortlake on a flood tide. Since the Boat Race moved to this course in 1845, it has always been raced on a flood tide from Putney to Mortlake except in 1846, 1856 and 1863. The Wingfield Sculls is also raced from Putney to Mortlake. Most other events race on an ebb tide from Mortlake to Putney. In April 1869 the Harvard University Boat Club challenged Oxford University Boat Club to an "International University Boat-Race" of coxed fours on the Boat Race course. The event took place on 27
The Boat Race 2019 (sometimes referred to as the "Dark Blues") and the University of Cambridge (sometimes referred to as the "Light Blues"). First held in 1829, the race takes place on the Championship Course, between Putney and Mortlake on the River Thames in south-west London. The rivalry is a major point of honour between the two universities; it is followed throughout the United Kingdom and broadcast worldwide. Cambridge will go into the race as champions, having won the 2018 race by a margin of three lengths, and leading overall with 83 victories to Oxford's 80 (excluding the 1877 race, officially a dead heat