Cahill, Mark
Current rating: 1425
Record: 2-6-1
| Grand Prix London 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 14 | Gunner, Michael (1500) | Won 2-0 | +181518 |
| 2standard | 177 | Derpmann, Werner (1411) | Lost 1-2 | -201498 |
| 3standard | 351 | Murdie, Jason (1446) | Draw 1-1 | -11497 |
| 4standard | 350 | Harlow, Joshua (1501) | Lost 0-2 | -181479 |
| 5standard | 425 | Hammarlund Corselli, Michael (1528) | Lost 1-2 | -171462 |
| 6standard | 388 | Agnew, Kieran (1418) | Lost 1-2 | -191443 |
| 7standard | 332 | Djordjevitch, Andrej J (1443) | Lost 1-2 | -181425 |
| 8standard | 277 | Jackson, Graham (1426) | Won 2-0 | +181443 |
| 9standard | 231 | Dondon, Arnaud (1443) | Lost 0-2 | -181425 |
| average opponent: 1457record: 2-6-1 | new rating: 1425 | |||