Jackson, David
Current rating: 1511
Record: 10-13-1 (GP) / 8-8 (professional)
| Grand Prix Portland 2018 (modern) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 197 | Gannon, Joseph (1550) | Lost 1-2 | -181512 |
| 2modern | 443 | Agee, Austin (1470) | Won 2-0 | +171529 |
| 3modern | 393 | Yunker, Christopher (1637) | Lost 0-2 | -161513 |
| 4modern | 591 | Schultze, Micah (1525) | Won 2-0 | +181531 |
| 5modern | 407 | Mitchem, Owen (1394) | Lost 0-2 | -201511 |
| top | average opponent: 1515record: 2-3 | new rating: 1511 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 133 | Smith-Subecz, Connor (1500) | Lost 1-2 | -211601 |
| 2modern | 479 | Dill, Rj (1496) | Won 2-0 | +171618 |
| 3modern | 557 | Myers, Robert (1455) | Lost 0-2 | -211597 |
| 4modern | 690 | Liang, Yong Li (1475) | Lost 0-2 | -211576 |
| 5modern | 741 | Kapitany, John (1462) | Lost 0-2 | -201556 |
| 6modern | 699 | Almeida, Isaiah (1452) | Lost 1-2 | -201536 |
| 7modern | 581 | Robbins, Adam (1384) | Lost 0-2 | -201516 |
| 8modern | 488 | Landaira, Wilfrido (1286) | Won 2-0 | +141530 |
| top | average opponent: 1439record: 2-6 | new rating: 1530 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 545 | Boleyn, Dylan (1577) | Draw 1-1 | 01594 |
| 2standard | 436 | Clary, Sean (1500) | Won 2-1 | +161610 |
| 3standard | 311 | Amari, Gianni (1519) | Won 2-0 | +171627 |
| 4standard | 153 | De Jong, Brandon (1744) | Lost 0-2 | -161611 |
| 5standard | 311 | Shestock, Billy (1515) | Won 2-1 | +161627 |
| 6standard | 202 | Gant, Michael (1666) | Lost 1-2 | -171610 |
| 7standard | 327 | Magdaleno, Mike (1566) | Won 2-1 | +171627 |
| 8standard | 218 | Schmitt, David (1522) | Won 2-1 | +161643 |
| 9standard | 137 | Peterson, James (1530) | Won 2-0 | +161659 |
| 10standard | 91 | Iverson, Connor (1567) | Lost 0-2 | -201639 |
| 11standard | 150 | Roy, Anjon (1654) | Lost 1-2 | -171622 |
| top | average opponent: 1578record: 6-4-1 | new rating: 1622 | ||
| Pro Tour Aether Revolt (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 9 | Walker, Noah (2078) | Won 2-0 | +271527 |
| 2draft | 102 | Wiegersma, Jelger (1908) | Won 2-0 | +251552 |
| 3draft | 62 | Nielsen, Simon (1909) | Lost 1-2 | -121540 |
| 4standard | 73 | Austin, Lance (1852) | Won 2-1 | +241564 |
| 5standard | 47 | D'Ambrose, Nicolas (1886) | Lost 1-2 | -121552 |
| 6standard | 67 | Yasooka, Shota (2161) | Won 2-1 | +271579 |
| 7standard | 46 | Woo, Travis (2133) | Lost 0-2 | -81571 |
| 8standard | 73 | Wiegersma, Jelger (1901) | Won 2-0 | +231594 |
| 9draft | 111 | Abraham, Mike (1652) | Lost 1-2 | -171577 |
| 10draft | 95 | Levy, Raphael (2052) | Won 2-0 | +261603 |
| 11draft | 114 | Ristovsky, Tom (1827) | Lost 0-2 | -141589 |
| 12standard | 68 | Melamed, Jonathan (1881) | Lost 0-2 | -121577 |
| 13standard | 86 | Chapin, Patrick (1813) | Won 2-1 | +221599 |
| 14standard | 69 | Otero, Carlos (1678) | Won 2-0 | +191618 |
| 15standard | 58 | Hensing, Marcus (1883) | Lost 1-2 | -131605 |
| 16standard | 73 | Froehlich, Eric (2038) | Lost 0-2 | -111594 |
| top | average opponent: 1916record: 8-8 | new rating: 1594 | ||