Davis, Isaak
Current rating: 1470
Record: 3-5-1
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 605 | Perera, Vittorio (1672) | Lost 0-2 | -151487 |
| 2modern | 702 | Cooke, Adam (1562) | Lost 1-2 | -171470 |
| 3modern | 1461 | Tran, Saron (1450) | Draw 1-1 | 01470 |
| average opponent: 1561record: 0-2-1 | new rating: 1470 | |||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1026 | Martin, Reggie (1500) | Won 2-1 | +181518 |
| 2modern | 116 | Carey, Connor (1480) | Won 2-0 | +171535 |
| 3modern | 46 | Daniel, David (1844) | Lost 0-0 | -121523 |
| 4modern | 181 | Hughes, Shawn (1491) | Won 2-0 | +171540 |
| 5modern | 91 | Miller, David (1447) | Lost 1-2 | -201520 |
| 6modern | 270 | Wilson, David (1473) | Lost 1-2 | -181502 |
| average opponent: 1539record: 3-3 | new rating: 1502 | |||