Guerrette, Chris
Current rating: 1574
| Grand Prix Sendai 2001 (extended) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 26 | Suzuki, Yuichi (1502) | Lost 0-2 | -191519 |
| 3extended | 116 | Watanabe, Masanari (1626) | Won 2-1 | +201539 |
| 4extended | 126 | Kitada, Mitsutoshi (1502) | Won 2-0 | +171556 |
| 5extended | 41 | Takehana, Yuki (1536) | Lost 0-1 | -181538 |
| 6extended | 83 | Yamazaki, Hiroyuki (1551) | Won 2-0 | +181556 |
| 7extended | 83 | Sano, Fumihiko (1563) | Won 2-0 | +181574 |
| 8extended | 58 | Seki, Yutaka (1561) | Draw 1-1 | 01574 |
| top | average opponent: 1549record: 4-2-1 | new rating: 1574 | ||
| Grand Prix Sapporo 2000 (PCY limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Sato, Koji (1500) | Draw 1-1 | 01482 |
| 2sealed | 67 | Maki, Hajime (1500) | Lost 1-2 | -171465 |
| 3sealed | 107 | Koyama, Shohei (1481) | Won 2-0 | +181483 |
| 4sealed | 84 | Kimura, Kosuke (1500) | Won 1-0 | +181501 |
| 5sealed | 55 | Noguchi, Masahiro (1518) | Draw 1-1 | +11502 |
| 6sealed | 73 | Tsushima, Yusuke (1516) | Won 2-0 | +181520 |
| 7sealed | 50 | Saito, Takanobu (1518) | Won 2-0 | +181538 |
| top | average opponent: 1505record: 4-1-2 | new rating: 1538 | ||
| Grand Prix Kansas City 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 68 | Lewis, Sam (1500) | Lost 0-0 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||