Cummins, Ethan
Current rating: 1511
Record: 4-4
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 22 | Lee, Adam (1533) | Won 2-1 | +191519 |
| 2standard | 103 | Herr, Paul (1730) | Lost 0-2 | -151504 |
| 3standard | 339 | Blackmon, Nathan (1763) | Won 2-1 | +231527 |
| 4standard | 179 | Smith, Nathan (1440) | Won 2-1 | +161543 |
| 5standard | 80 | Schlesinger, Bradley (1577) | Lost 0-2 | -171526 |
| 6standard | 204 | WOODFIN, GRANT (1531) | Won 2-1 | +181544 |
| 7standard | 96 | Fields, Larry (1550) | Lost 0-2 | -181526 |
| 8standard | 131 | Valenti, Christian (1701) | Lost 1-2 | -151511 |
| average opponent: 1603record: 4-4 | new rating: 1511 | |||