Waterfield, Scott
Current rating: 1490
Record: 10-12-1
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 34 | Spikes, Russell (1809) | Won 2-0 | +241496 |
| 2pioneer | 134 | Chasson, Jesse (1525) | Won 2-1 | +181514 |
| 3pioneer | 136 | Kotecki, Quinn (1879) | Lost 1-2 | -111503 |
| 4pioneer | 196 | Martin, John (1669) | Won 2-1 | +211524 |
| 5pioneer | 108 | Churchill, Michael (1577) | Lost 1-2 | -171507 |
| 6pioneer | 241 | Belisle, Sean (1585) | Lost 1-2 | -171490 |
| top | average opponent: 1674record: 3-3 | new rating: 1490 | ||
| Grand Prix Phoenix 2019 (ELD limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Olson, Alan (1560) | Draw 1-1 | 01508 |
| 2sealed | 125 | Wei, Eric (1527) | Lost 0-2 | -171491 |
| 3sealed | 225 | Richardson, Kyle (1444) | Lost 0-2 | -191472 |
| top | average opponent: 1510record: 0-2-1 | new rating: 1472 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 25 | King, Alex (1426) | Lost 0-2 | -191506 |
| 2modern | 493 | Riess, Nicholas (1478) | Won 2-1 | +171523 |
| 3modern | 305 | Cole, Seth (1552) | Lost 1-2 | -171506 |
| 4modern | 529 | Ziemba, Brian (1647) | Lost 0-2 | -161490 |
| 5modern | 539 | Conway, Mark (1451) | Won 2-0 | +181508 |
| top | average opponent: 1511record: 2-3 | new rating: 1508 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 210 | Vegso, Brian (1498) | Won 2-1 | +181518 |
| 2sealed | 153 | Weigle, Sean (1798) | Lost 0-2 | -131505 |
| 3sealed | 372 | Garcia, Christopher 6272 (1500) | Lost 0-2 | -181487 |
| 4sealed | 407 | Freeman, Quinn (1484) | Won 2-0 | +181505 |
| 5sealed | 358 | Plumaj, Simon (1438) | Won 2-1 | +171522 |
| 6sealed | 282 | Isaacs, Jason (1741) | Lost 0-2 | -141508 |
| 7sealed | 37 | Schuh, Gina (1500) | Lost 1-2 | -191489 |
| 8sealed | 339 | Withers, Matthew (1331) | Won 2-1 | +161505 |
| 9sealed | 289 | Peck, Arthur (1667) | Won 2-0 | +201525 |
| top | average opponent: 1551record: 5-4 | new rating: 1525 | ||