Kempf, Sebastian
Current rating: 1425
Record: 7-12
| Grand Prix Birmingham 2018 (std) (DOM standard) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 59 | Niedereder, Dominik (1534) | Lost 0-2 | -171424 |
| 2standard | 271 | Boyle, Joe (1499) | Won 2-1 | +201444 |
| 3standard | 432 | Fielding, Janick (1401) | Lost 0-2 | -191425 |
| top | average opponent: 1478record: 1-2 | new rating: 1425 | ||
| Grand Prix London 2018 (RIX limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 417 | Grigor, Ethan (1464) | Won 2-1 | +181469 |
| 2sealed | 180 | Tandy, Matthew (1518) | Lost 0-2 | -171452 |
| 3sealed | 479 | Santopadre, Marco (1811) | Lost 1-2 | -111441 |
| top | average opponent: 1597record: 1-2 | new rating: 1441 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 657 | Mauch, Hannes (1758) | Lost 1-2 | -131468 |
| 2sealed | 737 | Dibben, Ross (1452) | Lost 1-2 | -191449 |
| 3sealed | 1058 | Bentinck, Will (1466) | Lost 1-2 | -171432 |
| 4sealed | 1145 | Whitehead, Peter (1463) | Won 2-1 | +181450 |
| 5sealed | 968 | Jackson, Ross [ENG] (1489) | Won 1-0 | +191469 |
| 6sealed | 951 | Clyne, Richard (1482) | Lost 0-2 | -181451 |
| top | average opponent: 1518record: 2-4 | new rating: 1451 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 291 | Maxwell, Arwyn (1457) | Lost 0-2 | -191481 |
| 2standard | 405 | Green, Christoph (1482) | Won 2-1 | +181499 |
| 3standard | 516 | Mincher, Zach (1500) | Lost 1-2 | -181481 |
| 4standard | 604 | Devereux, Andrew (1480) | Won 2-0 | +181499 |
| 5standard | 512 | Verbiest, Bart (1567) | Lost 0-2 | -171482 |
| 6standard | 539 | Jonas, Jeff (1440) | Won 2-1 | +181500 |
| 7standard | 463 | Breddy, Ed (1449) | Lost 1-2 | -191481 |
| top | average opponent: 1482record: 3-4 | new rating: 1481 | ||