ABYC Racing Marks
The ABYC Racing Marks are yellow cylinders approximately 7 inches in diameter, with even numbered marks having a black top. They are laid out in a one nautical mile diameter circle around a centre mark.
You can download the compass rose here.
| Mark | Latitude | Longitude | |
| 0 | N 43°38.323’ | W 079°18.114’ |  ′ |
| 1 | N 43°38.736’ | W 079°17.723’ | |
| 2 | N 43°38.415’ | W 079°17.435’ | |
| 3 | N 43°38.055’ | W 079°17.535’ | |
| 4 | N 43°37.833’ | W 079°17.987’ | |
| 5 | N 43°37.911’ | W 079°18.505’ | |
| 6 | N 43°38.232’ | W 079°18.793’ | |
| 7 | N 43°38.607’ | W 079°18.684’ | |
| 8 | N 43°38.815’ | W 079°18.241’ | |
