Zamora, Jonathan
Current rating: 1495
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 38 | Stroh, Kim (1733) | Lost 0-2 | -141495 |
| 2modern | 459 | Winkelmann, Denis (1408) | Won 2-1 | +161511 |
| 3modern | 625 | Japes, Stefan (1529) | Won 2-0 | +191530 |
| 4modern | 576 | Pelzl, Michael (1504) | Lost 1-2 | -191511 |
| 5modern | 498 | Lucas, Mark (1624) | Lost 0-2 | -161495 |
| top | average opponent: 1560record: 2-3 | new rating: 1495 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 256 | Weiner, Jeff (1445) | Lost 0-2 | -181429 |
| 2standard | 485 | Bonvouloir, Lucien (1482) | Won 2-0 | +191448 |
| 3standard | 458 | Gerkens, Jeff (1425) | Lost 1-2 | -191429 |
| 4standard | 552 | Vera, Jonathan (1488) | Lost 1-2 | -171412 |
| 5standard | 511 | Carnes, Mark (1467) | Won 2-0 | +191431 |
| 6standard | 442 | Miller, Will (1483) | Won 2-0 | +191450 |
| 7standard | 334 | Millen, Jeff (1515) | Won 2-0 | +191469 |
| 8standard | 248 | Giering, Cole (1516) | Won 2-1 | +191488 |
| 9standard | 141 | Allinson, Chris (1621) | Won 2-0 | +211509 |
| top | average opponent: 1494record: 6-3 | new rating: 1509 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 396 | Timlin, Timothy (1527) | Lost 1-2 | -181482 |
| 2modern | 448 | James, Dakota (1483) | Lost 0-2 | -171465 |
| 3modern | 535 | Fitzpatrick, Ralph (1481) | Lost 0-2 | -181447 |
| top | average opponent: 1497record: 0-3 | new rating: 1447 | ||