Ambery, Christopher
Current rating: 1307
Record: 5-19
| Grand Prix Birmingham 2017 (modern) | starting rating: 1326 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 415 | Chhen, Patrick (1784) | Won 0-0 | +251351 |
| 3modern | 280 | Fernandes, Andrew (1500) | Lost 0-2 | -151336 |
| 4modern | 390 | Sulley, Michael (1525) | Lost 0-2 | -151321 |
| 5modern | 650 | Cuenca, David (1502) | Lost 1-2 | -141307 |
| top | average opponent: 1578record: 1-3 | new rating: 1307 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1353 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 53 | Ivanov, Hristiyan (1757) | Lost 0-2 | -111342 |
| 4sealed | 404 | Heath, Alex (1578) | Lost 0-2 | -131329 |
| 5sealed | 559 | Falcone, Claudia (1503) | Lost 1-2 | -151314 |
| 6sealed | 853 | Poetpearce, Josh (1451) | Won 2-0 | +201334 |
| 7sealed | 776 | Chrobot, Aleksander (1466) | Won 2-0 | +211355 |
| 8sealed | 473 | van 't Hof, Martien (1409) | Lost 0-2 | -171338 |
| 9sealed | 530 | Russett, Charles (1679) | Lost 0-2 | -121326 |
| top | average opponent: 1549record: 2-5 | new rating: 1326 | ||
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 141 | Rees, Alastair (1584) | Lost 0-2 | -151380 |
| 3standard | 645 | Fletcher, Geoff (1613) | Lost 1-2 | -141366 |
| 4standard | 621 | Van Driel, Xem (1423) | Won 2-0 | +191385 |
| 5standard | 476 | Caswell, Kevin (1543) | Lost 1-2 | -151370 |
| 6standard | 604 | Twizell, Max (1433) | Lost 1-2 | -171353 |
| top | average opponent: 1519record: 1-4 | new rating: 1353 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 602 | Humphreys, John (1500) | Lost 1-2 | -171429 |
| 2standard | 910 | Maudlin, Luke (1481) | Lost 1-2 | -171412 |
| 3standard | 1080 | Mackin, Phillip (1463) | Lost 1-2 | -171395 |
| top | average opponent: 1482record: 0-3 | new rating: 1395 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 149 | Swan, Martin (1507) | Lost 0-2 | -181482 |
| 2sealed | 628 | Scarlett, Montana (1482) | Won 2-1 | +181500 |
| 3sealed | 496 | Hogan, Zach (1506) | Lost 0-2 | -181482 |
| 4sealed | 644 | Vieira, Paulo T (1395) | Lost 0-2 | -191463 |
| 5sealed | 660 | Weber, Robert (1529) | Lost 1-2 | -171446 |
| top | average opponent: 1484record: 1-4 | new rating: 1446 | ||