De Guzman, Ian Dominic
Current rating: 1464
Record: 1-3-1
| Grand Prix Manila 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 165 | Madrid, Daven Rae (1499) | Lost 1-2 | -181482 |
| 2standard | 349 | Man, Orlando (1482) | Draw 1-1 | 01482 |
| 3standard | 357 | Reno, Ralph Aldrin (1481) | Won 2-1 | +181500 |
| 4standard | 305 | de Ocampo, Liezl (1501) | Lost 0-2 | -181482 |
| 5standard | 383 | Magpantay, Alex (1482) | Lost 0-2 | -181464 |
| average opponent: 1489record: 1-3-1 | new rating: 1464 | |||