Mahoney, Josh W
Current rating: 1479
Record: 2-3
| Grand Prix London 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 168 | Nicholas, Dave (1500) | Won 2-0 | +181518 |
| 2standard | 66 | Scullion, Chris (1466) | Won 2-0 | +171535 |
| 3standard | 6 | Tran, Thien-Anh (1516) | Lost 0-2 | -181517 |
| 4standard | 136 | Hegni, Erlend Olav (1410) | Lost 0-2 | -201497 |
| 5standard | 293 | Antons-Jones, Felix (1502) | Lost 0-2 | -181479 |
| average opponent: 1479record: 2-3 | new rating: 1479 | |||