Vionnet, Jean-Marc
Current rating: 1519
Record: 8-7
| Grand Prix Paris 2004 (COK limited) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 156 | Francois, Barbier (1500) | Lost 1-2 | -191544 |
| 2sealed | 237 | Le Breton, Patrick (1470) | Lost 0-2 | -191525 |
| 3sealed | 345 | Kelterbaum, Richard (1470) | Lost 0-2 | -191506 |
| 4sealed | 342 | Chalier, Olivier (1395) | Won 2-1 | +161522 |
| 5sealed | 294 | Guimard, Jimmy (1464) | Won 2-1 | +161538 |
| 6sealed | 219 | Aime, Alexandre (1482) | Lost 0-2 | -191519 |
| average opponent: 1464record: 2-4 | new rating: 1519 | |||
| Grand Prix Lyon 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 35 | Dai, Bo (1500) | Won 2-0 | +181518 |
| 2sealed | 116 | Bucourt, Thomas (1590) | Lost 0-2 | -171501 |
| 3sealed | 226 | Castelluci, Julien (1501) | Won 2-1 | +181519 |
| 4sealed | 171 | Andrade, Henrique (1451) | Won 2-1 | +171536 |
| 5sealed | 116 | Oppliger, Daniel (1510) | Won 2-1 | +181554 |
| 6sealed | 42 | Barbero, Jose (1974) | Lost 0-2 | -111543 |
| 7sealed | 125 | Forestier, Nicolas (1532) | Lost 0-2 | -181525 |
| 8sealed | 126 | Fayard, Pierre (1567) | Won 2-0 | +181543 |
| 9sealed | 109 | Hay, Tom (1631) | Won 2-1 | +201563 |
| average opponent: 1584record: 6-3 | new rating: 1563 | |||