Ludington, Kirk
Current rating: 1374
| Grand Prix Toronto 2019 (modern) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 180 | Dion-Pelletier, Gabriel (1445) | Lost 1-2 | -181390 |
| 2modern | 366 | Phillips, Brett (1427) | Lost 1-2 | -171373 |
| 3modern | 628 | Semon, Robert (1355) | Won 2-1 | +181391 |
| 4modern | 510 | Priske, Rusty (1480) | Lost 1-2 | -171374 |
| top | average opponent: 1427record: 1-3 | new rating: 1374 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 240 | Samek, Jessy (1527) | Lost 0-2 | -171483 |
| 2modern | 452 | Hoban, Liam [CAN] (1451) | Lost 1-2 | -191464 |
| 3modern | 775 | Hine, James (1384) | Won 2-0 | +171481 |
| 4modern | 584 | Kasper, Mitchel (1480) | Lost 1-2 | -181463 |
| 5modern | 650 | Perry, Brad (1423) | Lost 0-2 | -191444 |
| 6modern | 640 | Tucker, Andrew (1445) | Lost 0-2 | -181426 |
| 7modern | 560 | McMeekin, Scott (1393) | Lost 0-2 | -181408 |
| top | average opponent: 1443record: 1-6 | new rating: 1408 | ||
| Grand Prix Montreal 2017 (AKH standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2026 | Lachaine, Roch-Antoine (1442) | Won 2-1 | +171517 |
| 2standard | 2005 | Brule, Alexandre (1518) | Draw 1-1 | 01517 |
| 3standard | 2221 | Ferrera, Joseph (1518) | Lost 0-2 | -181499 |
| 4standard | 2306 | Labelle, Chris (1503) | Lost 0-2 | -181481 |
| 5standard | 2350 | Faucher, Danny (1484) | Won 2-0 | +181499 |
| 6standard | 2275 | Masson, Alexandre (1501) | Won 2-0 | +181517 |
| 7standard | 2212 | LeClair, Anderson (1602) | Lost 0-2 | -161501 |
| 8standard | 2247 | Delanoix, Emmanuel (1493) | Won 2-0 | +181519 |
| 9standard | 2194 | Lavoie, Philippe (1513) | Lost 1-2 | -191500 |
| top | average opponent: 1508record: 4-4-1 | new rating: 1500 | ||