Seo, Sophia
Current rating: 1592
Record: 13-9
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 306 | Chan, Chung (1518) | Won 2-0 | +161628 |
| 3modern | 502 | Adelstein, Matthew (1570) | Lost 0-2 | -191609 |
| 4modern | 646 | Whaley, Jerry (1664) | Lost 0-2 | -171592 |
| top | average opponent: 1584record: 1-2 | new rating: 1592 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 276 | Scholar, Curtis (1595) | Won 2-0 | +201481 |
| 2standard | 396 | Stark, Colten (1477) | Won 2-1 | +181499 |
| 3standard | 18 | Schulz, Nicholas (1534) | Lost 0-2 | -171482 |
| 4standard | 186 | Atkinson, Riley (1504) | Won 2-0 | +181500 |
| 5standard | 140 | Halavais, Arthur (1598) | Lost 1-2 | -161484 |
| 6standard | 271 | Withers, Matthew (1311) | Won 2-1 | +151499 |
| 7standard | 230 | Johnson, Jonathan (1727) | Won 2-0 | +221521 |
| 8standard | 204 | Bulanenko, Misha (1567) | Won 2-1 | +191540 |
| 9standard | 84 | Pepion, James (1504) | Won 2-1 | +171557 |
| 10standard | 70 | Sletteland, Nate (1572) | Won 2-1 | +181575 |
| 11standard | 49 | Powell, Jason (1666) | Won 2-1 | +201595 |
| 12standard | 11 | Cathro, Daniel (1945) | Won 2-0 | +241619 |
| 13standard | 11 | Williams, Benjamin (1704) | Lost 0-2 | -171602 |
| 14standard | 39 | Loveman, Eli (1944) | Won 2-1 | +241626 |
| 15standard | 20 | Mick, Maxwell (1817) | Lost 0-2 | -141612 |
| top | average opponent: 1631record: 11-4 | new rating: 1612 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 915 | Davis, Matthew (1426) | Lost 0-2 | -191481 |
| 2modern | 926 | Klemic, Michael (1500) | Lost 1-2 | -181463 |
| 3modern | 1437 | Odom, Alan (1362) | Won 2-1 | +161479 |
| 4modern | 1266 | Buwalda, Jonathan (1444) | Lost 0-2 | -181461 |
| top | average opponent: 1433record: 1-3 | new rating: 1461 | ||