Masson, Donatien
Current rating: 1540
Record: 12-10
| Grand Prix Lyon 2019 (ELD standard) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 257 | Delforge, Bastien (1500) | Won 2-0 | +191479 |
| 2standard | 205 | Olarte Ovalle, Alvaro Edward (1521) | Won 2-1 | +181497 |
| 3standard | 171 | Villalonga, Quentin (1537) | Won 2-0 | +191516 |
| 4standard | 20 | Van Hauwermeiren, Niels (1571) | Lost 1-2 | -171499 |
| 5standard | 157 | Loizzi, Rocco Fabio (1538) | Lost 0-2 | -171482 |
| 6standard | 160 | Petiot, Gregory (1504) | Won 2-0 | +181500 |
| 7standard | 124 | Bursin, Sylvain (1418) | Won 2-1 | +171517 |
| 8standard | 119 | Granstrom, Donald (1566) | Won 2-1 | +191536 |
| 9standard | 32 | O'Prey, Alex (1429) | Lost 1-2 | -201516 |
| 10standard | 74 | Nokrani, Ilies (1553) | Lost 1-2 | -181498 |
| 11standard | 72 | Bialek, Szymon (1732) | Won 2-1 | +231521 |
| 12standard | 56 | Charbonneau, Anthony (1458) | Won 2-0 | +171538 |
| 13standard | 43 | Van Den Berghe, Quentin (1640) | Won 2-1 | +191557 |
| 14standard | 34 | Ungaro, Sabino (1615) | Lost 0-2 | -171540 |
| 15standard | 52 | Rosette, Michael (1667) | ID | 01540 |
| average opponent: 1550record: 9-5-1 | new rating: 1540 | |||
| Grand Prix Lille 2018 (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 274 | Webb, Elliott (1427) | Won 2-0 | +171517 |
| 2standard | 199 | Jelinek, Jan (1326) | Lost 1-2 | -221495 |
| 3standard | 472 | Van Maaren, Thijs (1685) | Lost 0-2 | -141481 |
| 4standard | 606 | Fontenelle, Jeremy (1479) | Won 2-1 | +181499 |
| 5standard | 398 | Dubois, Lucas (1453) | Lost 0-2 | -191480 |
| 6standard | 445 | Kruijthoff, Niels (1439) | Lost 0-2 | -191461 |
| 7standard | 499 | Gollor, Marcus (1363) | Won 2-0 | +161477 |
| 8standard | 431 | Martos Villalba, Victor (1517) | Lost 0-2 | -171460 |
| average opponent: 1461record: 3-5 | new rating: 1460 | |||