Blackstock, Lee
Current rating: 1493
Record: 6-7
| Grand Prix Calgary 2019 (modern) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 279 | Statz, Tyler (1500) | Lost 0-2 | -181494 |
| 2modern | 298 | Huston, Lucas (1481) | Lost 1-2 | -181476 |
| 3modern | 436 | Wiens, Dustin (1457) | Won 2-0 | +181494 |
| 4modern | 400 | Philpott, Stephen (1460) | Won 1-0 | +171511 |
| 5modern | 321 | Murdoch, Alex (1515) | Lost 1-2 | -181493 |
| average opponent: 1483record: 2-3 | new rating: 1493 | |||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1017 | Mennaman, Rob (1500) | Won 2-1 | +181518 |
| 2standard | 1003 | Cirkon, Nick (1555) | Lost 0-2 | -171501 |
| 3standard | 1054 | Parsons, Adam (1484) | Won 2-0 | +171518 |
| 4standard | 1044 | Hinkle, Charles (1811) | Lost 0-2 | -121506 |
| 5standard | 1047 | Fincham, Phil (1495) | Won 2-1 | +171523 |
| 6standard | 1033 | Keesler, Matt (1557) | Lost 1-2 | -171506 |
| 7standard | 1049 | Jenkins, Chad (1509) | Won 2-0 | +181524 |
| 8standard | 1027 | Costa, Matthew (1883) | Lost 1-2 | -121512 |
| average opponent: 1599record: 4-4 | new rating: 1512 | |||