Johnston, Derek
Current rating: 1536
Record: 4-2
| Grand Prix Las Vegas 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 34 | Johnson, Patrick (1504) | Lost 0-2 | -181482 |
| 2extended | 136 | Santistevan, Ed (1416) | Won 2-0 | +171499 |
| 3extended | 145 | Burdett, Todd (1500) | Won 2-1 | +181517 |
| 4extended | 81 | Silvius, Greg (1517) | Won 2-0 | +181535 |
| 5extended | 66 | York, Kenny (1567) | Won 2-0 | +181553 |
| 6extended | 35 | Gerhardt, Scott (1572) | Lost 1-2 | -171536 |
| average opponent: 1513record: 4-2 | new rating: 1536 | |||