Chen, Stephen
Current rating: 1505
Record: 10-10-2
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 90 | Young, Li-Chi (1500) | Draw 1-1 | +11466 |
| 2sealed | 386 | Murphy, David [USA] (1450) | Lost 0-2 | -191447 |
| 3sealed | 626 | Dudiak, Christopher (1481) | Won 2-0 | +191466 |
| 4sealed | 489 | Rhodes, Chris (1503) | Won 2-1 | +191485 |
| 5sealed | 333 | Argote, Juan (1544) | Won 2-0 | +191504 |
| 6sealed | 336 | Peterson, Greg (1541) | Won 2-0 | +191523 |
| 7sealed | 137 | Hoge, Michael (1552) | Lost 0-2 | -181505 |
| top | average opponent: 1510record: 4-2-1 | new rating: 1505 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 26 | Collins, Kenyon (1501) | Lost 1-2 | -181483 |
| 2extended | 204 | Devine, Ryan L (1484) | Lost 0-2 | -181465 |
| 3extended | 296 | Paquette, James (1464) | Won 2-0 | +181483 |
| 4extended | 310 | McBride, Patrick S (1485) | Lost 1-2 | -181465 |
| top | average opponent: 1484record: 1-3 | new rating: 1465 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 179 | Colby, David (1535) | Won 2-1 | +181535 |
| 3extended | 101 | Castor, Kenny (1641) | Lost 0-2 | -161519 |
| 4extended | 225 | Hall, Jonjonjalo m (1517) | Lost 1-2 | -181501 |
| top | average opponent: 1564record: 1-2 | new rating: 1501 | ||
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 21 | Terebey, Michael (1500) | Lost 1-2 | -181482 |
| 2sealed | 102 | Hardy, Boyd (1482) | Won 2-0 | +181500 |
| 3sealed | 79 | Johnson, Eric H (1500) | Lost 1-2 | -181482 |
| 4sealed | 131 | Ricciardi, Tony (1481) | Won 2-1 | +181500 |
| 5sealed | 130 | Clark, Michael N (1502) | Draw 1-1 | 01500 |
| 6sealed | 111 | Madsen, Guy A (1500) | Won 2-0 | +181518 |
| 7sealed | 86 | Loewenthal, James (1503) | Won 2-0 | +181536 |
| 8sealed | 61 | Tabak, Matt (1487) | Lost 0-2 | -191517 |
| top | average opponent: 1494record: 4-3-1 | new rating: 1517 | ||