Clark, Thomas [GB]
Current rating: 1542
| Grand Prix London 2019 (WAR sealed) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 232 | Harbich, Nils (1503) | Draw 1-1 | 01528 |
| A2sealed | 182 | Tascu, George (1338) | Lost 1-2 | -221506 |
| A3sealed | 247 | Westlake, Benjamin (1504) | Won 2-0 | +181524 |
| A4sealed | 164 | Spurling, Josh (1506) | Won 2-1 | +181542 |
| top | average opponent: 1463record: 2-1-1 | new rating: 1542 | ||
| Grand Prix Lille 2018 (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 261 | Plaksiychuk, Denis (1425) | Lost 1-2 | -191481 |
| 3standard | 445 | Scalea, Domenico (1502) | Won 2-0 | +181499 |
| 4standard | 372 | De Brouwer, Koen (1552) | Lost 0-2 | -171482 |
| 5standard | 345 | Chelil, Mehdi (1770) | Lost 1-2 | -131469 |
| 6standard | 440 | Harding, Tommy (1688) | Won 2-0 | +221491 |
| 7standard | 427 | Rasmussen, Mikael (1529) | Won 2-0 | +191510 |
| 8standard | 229 | Taling, Mark (1518) | Won 2-1 | +181528 |
| top | average opponent: 1569record: 4-3 | new rating: 1528 | ||
| Grand Prix Stockholm 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 185 | Ostlid, Sebastian (1509) | Won 2-0 | +181518 |
| 2modern | 132 | Manosalva, Rodrigo (1525) | Won 2-0 | +181536 |
| 3modern | 212 | Enegren, Rasmus (1453) | Lost 1-2 | -191517 |
| 4modern | 218 | Puri, Daniele (1553) | Lost 0-2 | -181499 |
| 5modern | 479 | Ruohonen, Jere (1503) | Lost 1-2 | -171482 |
| 6modern | 404 | Niemelainen, Joni (1505) | Won 2-0 | +181500 |
| 7modern | 314 | Zetterlund, Joel (1513) | Won 2-1 | +181518 |
| 8modern | 255 | Rehn, Tommi (1521) | Lost 1-2 | -181500 |
| top | average opponent: 1510record: 4-4 | new rating: 1500 | ||