Marion, Martin
Current rating: 1461
Record: 1-3
| Grand Prix Atlanta 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 480 | Norsworthy, Jeremy (1462) | Won 2-0 | +171517 |
| 2modern | 313 | Guerrero, Stephen (1396) | Lost 1-2 | -201497 |
| 3modern | 454 | Alexander, Samuel (1500) | Lost 1-2 | -181479 |
| 4modern | 680 | Cole, J. (1480) | Lost 0-2 | -181461 |
| average opponent: 1459record: 1-3 | new rating: 1461 | |||