Engerson, John E
Current rating: 1556
Record: 14-12-1
| Grand Prix Detroit 2016 (modern) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 117 | Rogers, Tony (1500) | Won 2-0 | +161614 |
| 2modern | 203 | Bentley, Johnathan (1585) | Lost 1-2 | -181596 |
| 3modern | 741 | Abraham, Matthew (1470) | Lost 1-2 | -201576 |
| 4modern | 1086 | Martin, Nicholas (1509) | Lost 0-2 | -201556 |
| top | average opponent: 1516record: 1-3 | new rating: 1556 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 376 | Messner, Brandon (1500) | Draw 1-1 | +11468 |
| 2modern | 340 | Groen, Joshua (1435) | Won 0-0 | +171485 |
| 3modern | 312 | Norton, Matt M (1616) | Won 2-1 | +211506 |
| 4modern | 197 | KAREL, JOE D (1535) | Lost 0-2 | -181488 |
| 5modern | 332 | Magalhaes, Edgar (1519) | Won 2-0 | +191507 |
| 6modern | 234 | Strasler, Luke (1535) | Won 2-1 | +181525 |
| 7modern | 44 | Buzzie, Daniel (1626) | Won 2-1 | +201545 |
| 8modern | 82 | Shepherd Jr, Dale J (1512) | Won 2-1 | +181563 |
| 9modern | 48 | Tinney, Bradley (1807) | Won 2-0 | +221585 |
| 10modern | 29 | Musser, Dan (1793) | Won 2-1 | +221607 |
| 11modern | 13 | Cecchetti, Daniel (1780) | Lost 0-2 | -151592 |
| 12modern | 36 | Hawron, Richard (1557) | Lost 0-2 | -191573 |
| 13modern | 57 | Haas, Kennen (1596) | Won 2-1 | +191592 |
| 14modern | 39 | Schofield, Graham (1654) | Won 2-1 | +191611 |
| 15modern | 28 | Gatica, Miguel (1919) | Lost 0-2 | -131598 |
| top | average opponent: 1626record: 10-4-1 | new rating: 1598 | ||
| Grand Prix Indianapolis 2008 (SHM limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 17 | Dunlap, Bradley D (1500) | Won 2-0 | +181502 |
| 2sealed | 48 | Quintana, Roland (1518) | Lost 0-2 | -181484 |
| 3sealed | 226 | Schneider, Steve (1547) | Lost 1-2 | -171467 |
| top | average opponent: 1522record: 1-2 | new rating: 1467 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 141 | Black III, Michael (1500) | Won 2-0 | +181518 |
| 2legacy | 56 | Abramowski, Scott (1500) | Won 2-0 | +181536 |
| 3legacy | 32 | Prosak, Adam (1654) | Lost 0-2 | -161520 |
| 4legacy | 128 | Lohman, Martin D (1517) | Lost 0-2 | -181502 |
| 5legacy | 298 | Roth, Jason (1499) | Lost 0-2 | -181484 |
| top | average opponent: 1534record: 2-3 | new rating: 1484 | ||