Jehan, Sean
Current rating: 1547
Record: 7-5-1
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 63 | Gerwatowski, Adam (1766) | Lost 0-2 | -151551 |
| 2legacy | 355 | Rico Garriga, Jorge (1431) | Won 2-1 | +161567 |
| 3legacy | 329 | Anttila, Markku (1549) | Won 2-1 | +181585 |
| 4legacy | 74 | Valkenberg, Anton (1525) | Lost 1-2 | -191566 |
| 5legacy | 421 | Boccia, Andrea (1546) | Lost 1-2 | -191547 |
| average opponent: 1563record: 2-3 | new rating: 1547 | |||
| Grand Prix London 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 524 | Burns, Jude (1500) | Won 2-0 | +181518 |
| 2standard | 720 | Richards, Branoc (1459) | Won 2-1 | +171535 |
| 3standard | 778 | Sajgalik, Eduardo (1807) | Lost 1-2 | -131522 |
| 4standard | 864 | Bleys, Tony (1570) | Won 2-1 | +191541 |
| 5standard | 683 | Durand, Victor (1682) | Draw 1-1 | +21543 |
| 6standard | 731 | Fried, Jake (1465) | Won 2-1 | +171560 |
| 7standard | 478 | Rabionet Janssen, Raul (1748) | Won 2-1 | +211581 |
| 8standard | 444 | Wald, Piotr (1717) | Lost 0-2 | -151566 |
| average opponent: 1619record: 5-2-1 | new rating: 1566 | |||