Mcmahel, Randy
Current rating: 1410
Record: 3-8
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 223 | Sachse, Christian (1496) | Lost 1-2 | -181463 |
| 2standard | 412 | Carpenter, Brandon (1482) | Lost 1-2 | -181445 |
| 3standard | 400 | Felts, Crystal (1460) | Won 2-1 | +191464 |
| 4standard | 399 | Orenstein, Eli (1483) | Lost 0-2 | -181446 |
| 5standard | 377 | Pullen, Elise (1465) | Lost 0-2 | -181428 |
| 6standard | 375 | DeVarti, Anthony (1425) | Lost 0-2 | -181410 |
| average opponent: 1468record: 1-5 | new rating: 1410 | |||
| Grand Prix Richmond 2018 (std) (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 16 | Dana, Isaac (1500) | Lost 0-2 | -181482 |
| 2standard | 171 | Mason, Christopher (1467) | Lost 1-2 | -181464 |
| 3standard | 349 | Seabrooks, Thomas (1457) | Won 2-1 | +181482 |
| 4standard | 327 | Hoffert, Roy (1463) | Won 2-1 | +171499 |
| 5standard | 257 | Harris, Dylan (1474) | Lost 1-2 | -181481 |
| average opponent: 1472record: 2-3 | new rating: 1481 | |||