Jones, Devin
Current rating: 1501
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 65 | Sumulong, Miguel (1637) | Lost 0-2 | -151483 |
| 2modern | 535 | Winton, Shaun (1435) | Won 2-0 | +171500 |
| 3modern | 591 | Pollack, Paul (1496) | Won 2-1 | +181518 |
| 4modern | 306 | Sundholm, Peter (1622) | Lost 1-2 | -161502 |
| 5modern | 430 | Baer, Christian (1465) | Won 2-0 | +171519 |
| 6modern | 394 | Oman, Todd (1508) | Lost 1-2 | -181501 |
| top | average opponent: 1527record: 3-3 | new rating: 1501 | ||
| Grand Prix Calgary 2019 (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 63 | Small, Joel (1500) | Lost 0-2 | -181480 |
| 2modern | 281 | Ivany, Bradley (1482) | Won 2-0 | +181498 |
| 3modern | 262 | Elmore, Robert (1413) | Won 2-1 | +161514 |
| 4modern | 231 | Mann, Robert (1575) | Lost 1-2 | -171497 |
| 5modern | 227 | Rose, Owen (1498) | Won 2-1 | +181515 |
| 6modern | 250 | DeBruin, Garrett (1546) | Won 2-1 | +191534 |
| 7modern | 89 | Kumpula, Dan (1563) | Lost 1-2 | -181516 |
| 8modern | 161 | Cuell, Aidan (1517) | Lost 1-2 | -181498 |
| top | average opponent: 1512record: 4-4 | new rating: 1498 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 325 | Paiva, Lucas (1500) | Won 2-1 | +181518 |
| 2standard | 128 | Werner, Cade (1482) | Won 2-0 | +171535 |
| 3standard | 99 | Stednitz, David (1496) | Lost 1-2 | -181517 |
| 4standard | 255 | Cua, Paolo (1462) | Lost 1-2 | -191498 |
| top | average opponent: 1485record: 2-2 | new rating: 1498 | ||