Zeppenfeld, Kevin
Current rating: 1463
| Grand Prix Portland 2018 (modern) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 21 | Wann, Jordan (1500) | Lost 0-2 | -171457 |
| 2modern | 716 | Brockamp, Erik (1482) | Won 2-0 | +181475 |
| 3modern | 661 | Lundy, Christopher (1497) | Won 2-0 | +181493 |
| 4modern | 451 | Galstian, Tom (1728) | Lost 0-2 | -131480 |
| 5modern | 586 | Espada, Isaac (1559) | Lost 0-2 | -171463 |
| top | average opponent: 1553record: 2-3 | new rating: 1463 | ||
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 259 | Pittenger, Timothy (1450) | Won 2-0 | +171485 |
| 2standard | 11 | Caldwell, Devon (1453) | Lost 0-2 | -181467 |
| 3standard | 365 | Li, Tianjian (1765) | Won 2-0 | +231490 |
| 4standard | 224 | Gellis, Dylan (1655) | Lost 1-2 | -151475 |
| 5standard | 462 | Yang, Yongji (1501) | Won 2-1 | +181493 |
| 6standard | 202 | Flores, Michael (1426) | Lost 1-2 | -191474 |
| top | average opponent: 1541record: 3-3 | new rating: 1474 | ||
| Grand Prix Providence 2018 (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 72 | McGee Herritt, Matthew (1500) | Lost 0-2 | -181482 |
| 2standard | 158 | Rix, Ryan (1504) | Lost 0-2 | -181464 |
| 3standard | 322 | Jordan, Paul (1742) | Lost 0-2 | -131451 |
| 4standard | 335 | Pearson, Joseph (1450) | Won 2-1 | +181469 |
| 5standard | 313 | Love, Dominick (1463) | Lost 0-2 | -181451 |
| 6standard | 278 | Aillon, Reid (1409) | Won 2-1 | +171468 |
| 7standard | 225 | Flez, Jamie (1445) | Won 2-0 | +181486 |
| 8standard | 174 | Sottile, Peter (1459) | Lost 1-2 | -181468 |
| top | average opponent: 1497record: 3-5 | new rating: 1468 | ||