Matthias, Duncan
Current rating: 1529
Record: 4-3-1
| Grand Prix Lyon 2019 (ELD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 288 | Sestier, Fabien (1500) | Won 1-0 | +181518 |
| 2standard | 93 | Silvestre, Vicent (1771) | Lost 0-2 | -131505 |
| 3standard | 310 | Lucas, Girard (1503) | Won 2-0 | +171522 |
| 4standard | 141 | Blanc, Jean-Gabriel (1629) | Lost 0-2 | -161506 |
| 5standard | 238 | Le Briand, Loic (1792) | Won 1-0 | +231529 |
| 6standard | 168 | Babillot, Thomas (1568) | Lost 0-2 | -171512 |
| 7standard | 228 | Zaplata, Baptiste (1504) | Won 2-0 | +181530 |
| 8standard | 158 | Picovschi, Michael (1489) | Draw 1-1 | -11529 |
| average opponent: 1594record: 4-3-1 | new rating: 1529 | |||