Penn, Nathan
Current rating: 1484
Record: 2-3
| Grand Prix Kansas City 2019 (WAR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 93 | Rouse, Derek (1542) | Lost 0-2 | -171483 |
| 2standard | 236 | Maddux, Tyler (1540) | Won 2-0 | +191502 |
| 3standard | 253 | Sims, Travis (1512) | Won 2-1 | +181520 |
| 4standard | 215 | Roether, Oscar (1543) | Lost 0-0 | -181502 |
| 5standard | 196 | Dunn, Zachary (1465) | Lost 1-2 | -181484 |
| average opponent: 1520record: 2-3 | new rating: 1484 | |||