Mackenzie, Alex J
Current rating: 1486
Record: 1-2
| Grand Prix Brighton 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 49 | Wiltshire, Toby (1500) | Won 2-0 | +181518 |
| 2sealed | 113 | Burdett, Nicholas P (1518) | Lost 1-2 | -181500 |
| 3sealed | 201 | Boj Perez, Israel (1721) | Lost 0-2 | -141486 |
| average opponent: 1580record: 1-2 | new rating: 1486 | |||