Marquardt, Sam
Current rating: 1602
Record: 9-5
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 21 | Gregory, Ryan (1562) | Lost 1-2 | -171483 |
| 2standard | 341 | McNamara, Dylan (1486) | Won 2-1 | +181501 |
| 3standard | 271 | Patel, Karttik (1432) | Won 2-0 | +171518 |
| 4standard | 156 | Zhang, Rei (1811) | Lost 1-2 | -131505 |
| 5standard | 205 | Bonin, Brad (1832) | Won 2-0 | +241529 |
| 6standard | 174 | Coppeta, John (1664) | Won 2-1 | +201549 |
| 7standard | 129 | Simon, Oliver (1538) | Won 2-0 | +181567 |
| 8standard | 82 | Godines, Aric (1654) | Lost 0-2 | -161551 |
| 9standard | 115 | Voltz, Matthew (1616) | Won 2-0 | +191570 |
| 10standard | 98 | Acosta, Fortunato (1564) | Won 2-1 | +181588 |
| 11standard | 55 | Stalsberg, Chase (1877) | Won 2-0 | +231611 |
| 12standard | 34 | Nossett, Miles (1598) | Lost 0-2 | -181593 |
| 13standard | 41 | Steuer, Nathan (2099) | Lost 1-2 | -101583 |
| 14standard | 66 | Kaiser, Taylor (1603) | Won 2-1 | +191602 |
| average opponent: 1667record: 9-5 | new rating: 1602 | |||