Kallberg, Ryan
Current rating: 1463
Record: 1-3
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 147 | Giampietro, Caleb (1500) | Won 2-0 | +181518 |
| 2standard | 249 | Yang, Song (1518) | Lost 0-2 | -181500 |
| 3standard | 477 | Miller, John (1448) | Lost 1-2 | -191481 |
| 4standard | 502 | Poncher, Samuel (1482) | Lost 0-2 | -181463 |
| average opponent: 1487record: 1-3 | new rating: 1463 | |||