Betts, Jacob
Current rating: 1543
| Grand Prix Tampa Bay 2019 (modern) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 317 | Lightsey, Andrew (1447) | Won 2-0 | +171527 |
| 2modern | 135 | Byer, David (1435) | Won 2-0 | +171544 |
| 3modern | 8 | Durshimer, Jake (1483) | Lost 1-2 | -201524 |
| 4modern | 266 | Smith, Isaak (1466) | Lost 0-2 | -191505 |
| 5modern | 231 | Kaipainen, Anttu (1337) | Won 2-1 | +151520 |
| 6modern | 181 | Disalvo, Justin (1519) | Won 2-1 | +181538 |
| 7modern | 163 | Rios, Justin (1717) | Won 2-1 | +221560 |
| 8modern | 122 | Santos, Jorge (1641) | Lost 1-2 | -171543 |
| top | average opponent: 1506record: 5-3 | new rating: 1543 | ||
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 303 | Donahue, Paul (1500) | Lost 1-2 | -181499 |
| 2standard | 318 | Steht Jr., Lee (1324) | Won 2-0 | +151514 |
| 3standard | 312 | Murray, Todd (1504) | Won 2-0 | +181532 |
| 4standard | 299 | Bollenback, David (1538) | Won 2-0 | +181550 |
| 5standard | 211 | Phillips, Joel (1577) | Lost 1-2 | -181532 |
| 6standard | 175 | Lee, Thomas (1322) | Lost 1-2 | -221510 |
| top | average opponent: 1461record: 3-3 | new rating: 1510 | ||
| Grand Prix Houston 2016 (OGW standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 370 | Nelson, Seth (1479) | Lost 1-2 | -181482 |
| 2standard | 705 | Tiffany, Austin (1466) | Won 2-0 | +171499 |
| 3standard | 505 | Smallen, Tyrel (1468) | Lost 1-2 | -181481 |
| 4standard | 601 | Godfrey, James (1480) | Won 2-0 | +181499 |
| 5standard | 444 | Garcia, Isaac (1500) | Won 2-0 | +181517 |
| 6standard | 338 | Fernandez, Donnovann (1520) | Won 2-1 | +181535 |
| 7standard | 341 | Villavicencio, Michael (1556) | Lost 1-2 | -181517 |
| top | average opponent: 1496record: 4-3 | new rating: 1517 | ||