Koontz, Chris
Current rating: 1497
Record: 3-3-2
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 236 | Teigesser, Jon (1578) | Lost 0-2 | -171483 |
| 2standard | 251 | Piggott, Jonathan (1419) | Draw 1-1 | -11482 |
| 3standard | 389 | Norwood, Zachary (1478) | Lost 0-2 | -181464 |
| 4standard | 423 | Murray, Michael (1379) | Won 2-0 | +171481 |
| 5standard | 369 | Dunn, Robert (1448) | Lost 0-2 | -191462 |
| 6standard | 356 | Hall, Michael 2539 (1395) | Won 2-0 | +171479 |
| 7standard | 287 | Atkinson, Maurice (1499) | Draw 1-1 | 01479 |
| 8standard | 258 | Palajsa, Zachary (1480) | Won 2-0 | +181497 |
| average opponent: 1459record: 3-3-2 | new rating: 1497 | |||