Sybert, Jonathan
Current rating: 1460
| Grand Prix Memphis 2019 (RNA standard) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 256 | Abell, Kyle (1557) | Lost 0-2 | -161439 |
| 2standard | 316 | Harrison, Jason (1396) | Won 2-0 | +171456 |
| 3standard | 251 | Hynes, Felicia (1508) | Lost 0-2 | -171439 |
| 4standard | 408 | Samuels, Jackson (1416) | Won 2-0 | +171456 |
| 5standard | 320 | Willoughby, Tyler (1446) | Won 2-0 | +181474 |
| 6standard | 161 | Bower, Mac (1699) | Lost 1-2 | -141460 |
| top | average opponent: 1504record: 3-3 | new rating: 1460 | ||
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 199 | Loving, Austin (1500) | Won 2-0 | +191483 |
| 2standard | 136 | Appel, Edward (1730) | Lost 1-2 | -141469 |
| 3standard | 305 | Martino, Kyle (1497) | Won 2-0 | +191488 |
| 4standard | 281 | Vizaro, Justin (1665) | Lost 1-2 | -151473 |
| 5standard | 317 | Delio, Kirk (1449) | Lost 1-2 | -181455 |
| top | average opponent: 1568record: 2-3 | new rating: 1455 | ||
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 146 | Bruce, Blake (1520) | Lost 1-2 | -181482 |
| 2standard | 519 | Voor, Ryan (1482) | Lost 0-1 | -181464 |
| top | average opponent: 1501record: 0-2 | new rating: 1464 | ||