Nwachukwu, Obi
Current rating: 1525
Record: 6-5-1
| Grand Prix Detroit 2016 (modern) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 95 | Hockey, Hunter (1500) | Won 2-0 | +181519 |
| 2modern | 558 | Garrison, Justin (1496) | Won 2-0 | +181537 |
| 3modern | 104 | Farrenkopf, Brian (1457) | Lost 0-2 | -191518 |
| 4modern | 689 | Burkybile, Dan (1642) | Won 2-0 | +201538 |
| 5modern | 218 | Duhaim, Samuel (1513) | Lost 1-2 | -191519 |
| 6modern | 715 | Morelli, Mike (1652) | Won 2-0 | +211540 |
| 7modern | 512 | Peters, Erik (1739) | Lost 1-2 | -151525 |
| average opponent: 1571record: 4-3 | new rating: 1525 | |||
| Grand Prix Detroit 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 160 | Norton, Matt M (1603) | Draw 1-1 | +21502 |
| 2modern | 338 | Good, John C (1492) | Lost 0-0 | -181484 |
| 3modern | 567 | White, Drake (1482) | Won 2-0 | +181502 |
| 4modern | 493 | Bosela, Connor (1500) | Won 2-0 | +181520 |
| 5modern | 329 | Wible, Mike (1510) | Lost 0-2 | -191501 |
| average opponent: 1517record: 2-2-1 | new rating: 1501 | |||