Chappelle, Oscar
Current rating: 1506
Record: 5-5-1
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1799 | Lynn, Aj (1500) | Won 2-1 | +191508 |
| 2legacy | 1468 | Slater, Allison (1518) | Won 2-0 | +181526 |
| 3legacy | 1625 | Miller, Sam (1592) | Won 2-0 | +191545 |
| 4legacy | 1512 | Alden, Matt (1441) | Lost 0-2 | -201525 |
| 5legacy | 1513 | Gust, Jason (1536) | Draw 1-1 | 01525 |
| 6legacy | 1576 | Wrightsman, Aaron (1481) | Lost 1-2 | -191506 |
| average opponent: 1511record: 3-2-1 | new rating: 1506 | |||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1054 | Dupsha, Christopher (1457) | Won 2-1 | +171517 |
| 2modern | 823 | DiMaio, JT (1494) | Lost 0-2 | -181499 |
| 3modern | 966 | Wilkins, Bryon (1494) | Won 2-0 | +181517 |
| 4modern | 960 | Travers, Tyler (1517) | Lost 1-2 | -181499 |
| 5modern | 987 | Tharmaratnam, Samuel (2015) | Lost 0-2 | -101489 |
| average opponent: 1595record: 2-3 | new rating: 1489 | |||