Perry, Mark J
Current rating: 1432
Record: 6-10
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 27 | Liapatis, Theodoros (1694) | Lost 1-2 | -151467 |
| 2standard | 238 | de Groot, Bjorn (1484) | Lost 1-2 | -171450 |
| 3standard | 325 | Drescher, Tammo (1345) | Lost 1-2 | -201430 |
| 4standard | 386 | Morina, Patrick (1445) | Lost 1-2 | -181412 |
| 5standard | 370 | Olsen, Kaare (1446) | Lost 0-2 | -171395 |
| 6standard | 344 | Beckmann, Marcel (1423) | Won 2-1 | +181413 |
| 7standard | 292 | Oldenburg, Julia (1428) | Won 2-1 | +181431 |
| 8standard | 242 | Weber, David (1449) | Won 2-1 | +191450 |
| 9standard | 201 | Lund, Tommie (1464) | Lost 1-2 | -181432 |
| average opponent: 1464record: 3-6 | new rating: 1432 | |||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 504 | Chong, Caleb W (1500) | Lost 0-2 | -181482 |
| 2sealed | 545 | Kazakou, Irene (1481) | Won 2-0 | +181500 |
| 3sealed | 546 | Barros, Joao (1482) | Lost 0-2 | -181482 |
| 4sealed | 633 | Talbot, Ryan (1397) | Won 2-1 | +161498 |
| 5sealed | 548 | Bert, Johan (1499) | Won 2-0 | +181516 |
| 6sealed | 549 | Lee, Alex (1591) | Lost 0-2 | -161500 |
| 7sealed | 530 | Kieckhafer, Ferdinand (1502) | Lost 1-2 | -181482 |
| average opponent: 1493record: 3-4 | new rating: 1482 | |||