Martinez, Jonathan 7193
Current rating: 1406
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 446 | Thaisong, Nuttapon (1522) | Lost 0-2 | -161418 |
| 2modern | 432 | Arroyo, Mark (1457) | Lost 1-2 | -171401 |
| 3modern | 726 | Anderson, Eric (1547) | Lost 0-2 | -161385 |
| 4modern | 726 | Bomgardner, Zachery (1411) | Lost 0-2 | -171368 |
| 5modern | 668 | Wu, Yuhang (1427) | Won 2-0 | +191387 |
| 6modern | 567 | Reynolds, Max (1446) | Won 2-0 | +191406 |
| 7modern | 440 | Kobayashi, Jon (1464) | Lost 1-2 | -171389 |
| 8modern | 381 | Montgomery, Connor (1335) | Won 2-1 | +171406 |
| top | average opponent: 1451record: 3-5 | new rating: 1406 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 522 | Montarbo, Vernon (1429) | Won 2-0 | +181445 |
| 2modern | 59 | Guzman, Salvador (1518) | Won 2-0 | +191464 |
| 3modern | 224 | Bowman, Gage (1538) | Won 2-0 | +201484 |
| 4modern | 161 | Underdown, Zachary (1495) | Lost 1-2 | -181466 |
| 5modern | 264 | Garhofer, Joshua (1532) | Lost 1-2 | -171449 |
| 6modern | 384 | Miller, Wilson (1435) | Lost 1-2 | -181431 |
| 7modern | 415 | Leichman, Damon (1492) | Won 2-0 | +191450 |
| 8modern | 309 | Dubyk, Dilon (1589) | Lost 0-2 | -161434 |
| top | average opponent: 1503record: 4-4 | new rating: 1434 | ||
| Grand Prix Richmond 2018 (leg) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 15 | Kester, Arnold (1531) | Lost 1-2 | -171483 |
| 2legacy | 264 | Hernandez, Sidney (1421) | Won 2-1 | +161499 |
| 3legacy | 248 | Friend, Eathan (1431) | Lost 0-2 | -191480 |
| 4legacy | 328 | Blechman, Phil (1634) | Lost 1-2 | -151465 |
| 5legacy | 361 | Krasnozon, Jefferey (1590) | Lost 0-2 | -161449 |
| 6legacy | 335 | Maggiore, Nicholas (1392) | Lost 0-2 | -191430 |
| 7legacy | 282 | Majewski, David (1341) | Won 2-0 | +171447 |
| 8legacy | 234 | Jacques, Billy (1351) | Lost 1-2 | -201427 |
| top | average opponent: 1461record: 2-6 | new rating: 1427 | ||