Singleton, Callum
Current rating: 1530
Record: 9-9
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 473 | Oostveen, Victor (1553) | Won 2-1 | +191540 |
| 2sealed | 320 | Spruyt, Braam (1607) | Won 2-1 | +191559 |
| 3sealed | 271 | Eckhard, Linus (1777) | Won 2-0 | +221581 |
| 4sealed | 23 | Eloranta, Joonas (1742) | Lost 1-2 | -151566 |
| 5sealed | 218 | Marek, Jan (1528) | Lost 0-2 | -191547 |
| 6sealed | 417 | Olsson, Dan (1602) | Lost 0-2 | -171530 |
| average opponent: 1635record: 3-3 | new rating: 1530 | |||
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 113 | Nielsen, Mads Fog (1534) | Lost 0-2 | -171483 |
| 4sealed | 349 | Falk, Johan (1521) | Lost 0-2 | -181465 |
| 5sealed | 425 | Parazzoli, Dario (1612) | Won 2-0 | +211486 |
| 6sealed | 304 | Schonberger, Tim (1463) | Won 2-1 | +181504 |
| 7sealed | 142 | Kukowski, Paul (1493) | Won 2-1 | +171521 |
| 8sealed | 139 | Volkers, Bernd (1774) | Won 2-1 | +231544 |
| 9sealed | 46 | Zoova, Sander (1653) | Lost 0-2 | -161528 |
| 10draft | 31 | Zhang, Yin (1767) | Won 0-0 | +221550 |
| 11draft | 30 | Orthofer, Martin (1610) | Lost 0-2 | -171533 |
| 12draft | 31 | Yunge, Gonzalo (1753) | Lost 0-2 | -141519 |
| 13draft | 30 | Van Mierlo, Pepijn (1559) | Won 2-0 | +191538 |
| 14draft | 24 | Orthofer, Martin (1595) | Lost 0-2 | -171521 |
| average opponent: 1611record: 6-6 | new rating: 1521 | |||