Contreras, Issak
Current rating: 1511
Record: 13-14
| Grand Prix Austin 2020 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 15 | Maguire, Justin (1538) | Lost 0-2 | -171447 |
| 2modern | 195 | Acar, Batu (1480) | Lost 1-2 | -171430 |
| 3modern | 353 | Ugarte, Yancarlos (1364) | Won 2-0 | +171447 |
| 4modern | 276 | Bowser, Justin (1502) | Won 2-1 | +191466 |
| 5modern | 183 | Solis, Juan (1507) | Won 2-0 | +191485 |
| 6modern | 175 | Phillips, Joshua 6281 (1606) | Won 2-1 | +201505 |
| 7modern | 112 | Dwyer, Hillary (1689) | Won 2-1 | +211526 |
| 8modern | 85 | Wigington, Levi (1715) | Lost 0-2 | -151511 |
| top | average opponent: 1550record: 5-3 | new rating: 1511 | ||
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 157 | Fitch, Caleb (1506) | Won 2-0 | +191455 |
| 2modern | 192 | Manorothkul, Narynn (1518) | Won 2-1 | +191474 |
| 3modern | 266 | Ho, Chad (1559) | Lost 1-2 | -161458 |
| 4modern | 231 | Brandl, Nickolas (1511) | Lost 0-2 | -171441 |
| 5modern | 523 | Trunnell, Luke (1633) | Won 2-0 | +211462 |
| 6modern | 255 | Brocksome, Kenneth (1516) | Won 2-0 | +191481 |
| 7modern | 357 | Jung, Brodie (1532) | Lost 0-2 | -171464 |
| top | average opponent: 1539record: 4-3 | new rating: 1464 | ||
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 22 | Bradford, Christopher (1454) | Lost 0-2 | -171414 |
| 2modern | 517 | Wang, Anthony (1540) | Won 2-1 | +201434 |
| 3modern | 359 | Cooper, Michael (1569) | Won 2-0 | +201454 |
| 4modern | 316 | Sharich, James (1414) | Won 2-0 | +181472 |
| 5modern | 129 | Darden, Blade (1453) | Lost 0-2 | -191453 |
| 6modern | 219 | O'Rourke, Nathaniel (1471) | Lost 0-2 | -171436 |
| top | average opponent: 1484record: 3-3 | new rating: 1436 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 245 | Ryan, Cory (1500) | Lost 1-2 | -171449 |
| 2modern | 529 | Paez, Jonathan (1496) | Lost 0-2 | -181431 |
| 3modern | 743 | Hirschi, Tyler (1390) | Won 2-1 | +181449 |
| 4modern | 599 | Garvey, Dallas (1483) | Lost 0-2 | -181431 |
| top | average opponent: 1467record: 1-3 | new rating: 1431 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 10 | Moore, Allen (1611) | Lost 1-2 | -161484 |
| 2modern | 844 | Lang, Nicholas (1482) | Lost 0-2 | -181466 |
| top | average opponent: 1546record: 0-2 | new rating: 1466 | ||