Davidson, Joe
Current rating: 1421
Record: 6-11
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 507 | Katz, Samuel (1513) | Lost 0-2 | -171417 |
| 2legacy | 506 | Gruici, Daniel (1364) | Won 2-1 | +171434 |
| 3legacy | 649 | Wallner, Kevin (1492) | Won 2-0 | +191453 |
| 4legacy | 475 | Brueseke, Benjamin (1769) | Lost 1-2 | -121441 |
| 5legacy | 423 | Malcolm, Liam (1369) | Lost 1-2 | -201421 |
| top | average opponent: 1501record: 2-3 | new rating: 1421 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 356 | Esparza, Giovanni (1482) | Lost 0-2 | -171424 |
| 2modern | 982 | Caedo, Rogelio Joseph (1481) | Won 2-1 | +191443 |
| 3modern | 1163 | Billingsley, Bryan (1496) | Lost 1-2 | -171426 |
| 4modern | 2189 | Collins, William (1436) | Won 2-1 | +181444 |
| 5modern | 1175 | VanMeter, River (1500) | Lost 0-2 | -171427 |
| 6modern | 1156 | Tracy, Shane (1539) | Won 2-0 | +201447 |
| 7modern | 954 | Adinolfi, Vincent (1687) | Lost 1-2 | -131434 |
| top | average opponent: 1517record: 3-4 | new rating: 1434 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 569 | Perimon, Stephen (1500) | Lost 0-2 | -181482 |
| 2legacy | 716 | Chernicki, Jessica (1482) | Won 2-0 | +181500 |
| 3legacy | 667 | Beck, Justin (1420) | Lost 0-2 | -191481 |
| 4legacy | 924 | Ford, Daniel (1386) | Lost 0-2 | -201461 |
| 5legacy | 1041 | Larsson, Peter (1377) | Lost 0-2 | -201441 |
| top | average opponent: 1433record: 1-4 | new rating: 1441 | ||