Sakata, Derek
Current rating: 1490
Record: 4-5-1
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 85 | Strasser, Benjamin (1500) | Won 2-0 | +181519 |
| 2standard | 75 | Murch, Andrew (1779) | Lost 1-2 | -131506 |
| 3standard | 280 | Black, Joe (1642) | Lost 0-2 | -161490 |
| average opponent: 1640record: 1-2 | new rating: 1490 | |||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 474 | Itriago, Juan (1500) | Lost 0-2 | -181482 |
| 2sealed | 535 | Jennings, Todd (1482) | Draw 1-1 | 01482 |
| 3sealed | 579 | Hilton, Michael (1548) | Won 2-0 | +191501 |
| 4sealed | 577 | Mermelshtayn, Joe (1502) | Won 2-1 | +181519 |
| 5sealed | 532 | Cuvelier, John (1618) | Lost 1-2 | -161503 |
| 6sealed | 560 | Reilly, Justin (1438) | Won 2-0 | +171520 |
| 7sealed | 523 | Lossett, Joe (1495) | Lost 1-2 | -191501 |
| average opponent: 1512record: 3-3-1 | new rating: 1501 | |||