Ruff, Alexander
Current rating: 1419
Record: 3-8-3
| Grand Prix Lyon 2020 (THB standard) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 150 | Meret, Yoan (1500) | Draw 0-0 | +11453 |
| 2standard | 127 | Marchandise, Thybault (1502) | Lost 0-2 | -171436 |
| 3standard | 248 | Geromin, Ludovic (1413) | Draw 1-1 | 01436 |
| 4standard | 264 | Polancec, Domagoj (1498) | Won 1-0 | +191455 |
| 5standard | 223 | Rousseaux, Alexandre (1417) | Lost 0-2 | -191436 |
| 6standard | 214 | Zapillon, Anthony (1482) | Lost 0-2 | -171419 |
| average opponent: 1469record: 1-3-2 | new rating: 1419 | |||
| Grand Prix Lyon 2019 (ELD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 280 | Faber, Manuel (1770) | Lost 0-2 | -131487 |
| 2standard | 259 | Gunsett, Jean-Charles (1548) | Won 2-0 | +191506 |
| 3standard | 313 | Kulhanek, Jan (1553) | Lost 0-2 | -171489 |
| 4standard | 401 | Einig, Numa (1479) | Draw 1-1 | 01489 |
| 5standard | 366 | Cusin, David (1482) | Won 2-0 | +171506 |
| 6standard | 285 | Casali, David (1505) | Lost 0-2 | -181488 |
| 7standard | 285 | Garrigues, Yves (1483) | Lost 0-2 | -181470 |
| 8standard | 268 | Carbonel, Jacob (1463) | Lost 0-2 | -181452 |
| average opponent: 1535record: 2-5-1 | new rating: 1452 | |||