Gallacher, Mark
Current rating: 1528
| Regional Championships Lille 2023 (pioneer) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 165 | Milella, Alessio (1528) | Won 2-1 | +181548 |
| 2pioneer | 79 | Vinci, Stefano (2032) | Lost 0-2 | -101538 |
| 3pioneer | 173 | Fogarty, Peter (1512) | Won 2-0 | +171555 |
| 4pioneer | 92 | Baron, Jake (1607) | Lost 0-2 | -171538 |
| 5pioneer | 180 | Mancini, Matteo (1680) | Won 2-0 | +211559 |
| 6pioneer | 78 | Avignon, Matthieu (1736) | Lost 0-2 | -151544 |
| 7pioneer | 186 | Retuerta, Cristian (1630) | Lost 0-2 | -161528 |
| top | average opponent: 1675record: 3-4 | new rating: 1528 | ||
| Grand Prix Birmingham 2019 (modern) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 83 | Jbeili, Reginald (1566) | Won 2-0 | +201481 |
| 2modern | 96 | James, Michael (1508) | Won 2-0 | +191500 |
| 3modern | 71 | Nelson, Rhodri (1481) | Won 2-0 | +171517 |
| 4modern | 96 | Richards, Branoc (1670) | Won 2-1 | +211538 |
| 5modern | 8 | Surkamp, Florian (1858) | Won 2-1 | +241562 |
| 6modern | 7 | Carr, Richard (1739) | Lost 0-2 | -151547 |
| 7modern | 52 | Lindner, Ferdinand (1537) | Draw 1-1 | 01547 |
| 8modern | 44 | Mines, Scott (1587) | Lost 1-2 | -171530 |
| top | average opponent: 1618record: 5-2-1 | new rating: 1530 | ||
| Grand Prix Prague 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 413 | Noorlander, Mark (1353) | Draw 1-1 | -31497 |
| 2modern | 468 | Novotny, Oliver (1500) | Lost 0-2 | -181479 |
| 3modern | 829 | Orlik, Vaclav (1483) | Lost 1-2 | -181461 |
| top | average opponent: 1445record: 0-2-1 | new rating: 1461 | ||