Pennington, Richard
Current rating: 1446
Record: 1-4
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 327 | Otwell, Jesse (1500) | Lost 1-2 | -181482 |
| 2modern | 399 | Bell, Alex (1516) | Lost 1-2 | -171465 |
| 3modern | 540 | Mansfield, Joseph (1463) | Lost 0-0 | -181447 |
| 4modern | 597 | Thormodson, Peter (1397) | Won 2-0 | +171464 |
| 5modern | 543 | Wright, Jer (1464) | Lost 1-2 | -181446 |
| average opponent: 1468record: 1-4 | new rating: 1446 | |||