Marsh, Thomas
Current rating: 1625
Record: 11-6-1
| Grand Prix London 2015 (ORI standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 765 | Ribiere, Jim (1330) | Lost 0-2 | -211427 |
| 2standard | 933 | Cowen, Zacharias J (1482) | Won 2-1 | +191446 |
| 3standard | 978 | Catana, Ciprian (1640) | Won 2-1 | +221468 |
| 4standard | 808 | Easey, Fred (1517) | Won 2-1 | +191487 |
| 5standard | 747 | Vuillot, Samuel (1741) | Won 2-0 | +221509 |
| 6standard | 682 | Velikov, Ilko (1538) | Won 2-0 | +191528 |
| 7standard | 456 | Law, Tom (1936) | Won 2-0 | +251553 |
| 8standard | 425 | Tobiasch, Marc (1848) | Won 2-1 | +231576 |
| 9standard | 273 | Tiller-Collins, Liam (1627) | Won 2-0 | +191595 |
| 10standard | 23 | Urmetzer, Marc (1553) | Draw 1-1 | -11594 |
| 11standard | 19 | Magni, Luca (1639) | Lost 0-2 | -171577 |
| 12standard | 46 | Cirigliano, Matteo (1860) | Won 2-1 | +231600 |
| 13standard | 30 | Salmon, Robert (1564) | Won 2-1 | +181618 |
| 14standard | 18 | Angelin, Marcus (1839) | Lost 0-2 | -151603 |
| 15standard | 34 | Berger, Maximilien (1777) | Won 2-1 | +221625 |
| average opponent: 1659record: 11-3-1 | new rating: 1625 | |||
| Grand Prix Milan 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 360 | Giannecchini, Luca (1522) | Lost 0-2 | -181482 |
| 4modern | 211 | Laessoe, Soren (1571) | Lost 0-2 | -161466 |
| 5modern | 544 | Saracco, Marco (1443) | Lost 0-2 | -181448 |
| average opponent: 1512record: 0-3 | new rating: 1448 | |||