Costales, Ryan
Current rating: 1497
Record: 3-3
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 444 | Webster, Harry (1500) | Lost 0-2 | -181482 |
| 2sealed | 571 | Silva, Ray (1482) | Won 2-0 | +181500 |
| 3sealed | 557 | Schiesser, Austin (1500) | Won 2-0 | +181518 |
| 4sealed | 495 | Martin Z., (1481) | Lost 0-2 | -191499 |
| 5sealed | 541 | Bojorquez, Wilfredo (1387) | Won 2-0 | +161515 |
| 6sealed | 530 | Warmbrand, Casey (1502) | Lost 0-2 | -181497 |
| average opponent: 1475record: 3-3 | new rating: 1497 | |||