Blackman, Sam
Current rating: 1377
Record: 0-7
| Grand Prix London 2018 (RIX limited) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 83 | Lyahovets, Mikhail (1478) | Lost 0-2 | -171411 |
| 2sealed | 523 | Goepel, Michael (1480) | Lost 0-2 | -171394 |
| 3sealed | 882 | Lippitt, Declan (1422) | Lost 1-2 | -171377 |
| average opponent: 1460record: 0-3 | new rating: 1377 | |||
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 234 | Simmonds, Jay (1447) | Lost 1-2 | -191481 |
| 2sealed | 468 | Steele, Daniel (1548) | Lost 0-2 | -171464 |
| 3sealed | 544 | Salzmann, Tim (1541) | Lost 1-2 | -161448 |
| 4sealed | 557 | Patten, Jack (1374) | Lost 0-2 | -201428 |
| average opponent: 1477record: 0-4 | new rating: 1428 | |||