Wykoff, Mark
Current rating: 1476
Record: 2-4
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 311 | Rocco, Craig (1877) | Lost 0-2 | -111489 |
| 2standard | 253 | McIsaac, Neil (1587) | Won 2-0 | +191508 |
| 3standard | 303 | Taylor, Robert (1484) | Lost 0-2 | -181490 |
| 4standard | 341 | Linscheid, Brian (1463) | Lost 1-2 | -191471 |
| 5standard | 340 | Hacker, Fiona (1468) | Won 2-1 | +181489 |
| 6standard | 304 | Brodie, Daniel (1742) | Lost 0-2 | -131476 |
| average opponent: 1604record: 2-4 | new rating: 1476 | |||