Bustamante, Pierre
Current rating: 1349
Record: 1-10
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Couvin, Roland (1500) | Lost 0-1 | -171394 |
| 2sealed | 278 | Butler, Dara (1559) | Lost 0-1 | -151379 |
| 3sealed | 368 | Greco, Pascal (1464) | Won 2-0 | +201399 |
| 4sealed | 387 | Petit, Pierre (1468) | Lost 1-2 | -171382 |
| 5sealed | 354 | Madelenat, Benoit (1472) | Lost 0-2 | -161366 |
| 6sealed | 341 | Irion, Julien (1447) | Lost 0-2 | -171349 |
| average opponent: 1485record: 1-5 | new rating: 1349 | |||
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 510 | Gomez, Jairo (1601) | Lost 1-2 | -161484 |
| 2sealed | 753 | Menard, Frederic (1428) | Lost 0-2 | -191465 |
| 3sealed | 881 | Alexander, Kim (1467) | Lost 1-2 | -181447 |
| 4sealed | 875 | Bourmault, Francois (1446) | Lost 0-2 | -181429 |
| 5sealed | 829 | Marongiu, Sabrina (1429) | Lost 0-2 | -181411 |
| average opponent: 1474record: 0-5 | new rating: 1411 | |||