Guestfson, Kelson
Current rating: 1461
Record: 2-4
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 221 | DeRenzis, Gregory (1468) | Lost 0-2 | -191481 |
| 2standard | 532 | Brink, Seth (1483) | Won 2-0 | +181499 |
| 3standard | 583 | Martinez, Cyrus (1436) | Won 2-0 | +171516 |
| 4standard | 239 | Tejas, Steven (1451) | Lost 1-2 | -191497 |
| 5standard | 457 | Nabi, Basil (1584) | Lost 1-2 | -161481 |
| 6standard | 450 | Ross, Sean (1402) | Lost 0-2 | -201461 |
| average opponent: 1471record: 2-4 | new rating: 1461 | |||