Ma, Yuchen
Current rating: 1589
Record: 9-5
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 81 | Darlington, Thomas (1682) | Won 2-1 | +211521 |
| 3sealed | 193 | Dun, Matthew (1428) | Won 2-0 | +171538 |
| 4sealed | 107 | Crowder, Daniel (1615) | Won 2-1 | +191557 |
| 5sealed | 20 | Loux, Chris (1558) | Won 2-1 | +181575 |
| 6sealed | 25 | Alfred, Timothy (1557) | Lost 0-2 | -181557 |
| 7sealed | 50 | Darnaby, Jon (1554) | Won 2-1 | +181575 |
| 8sealed | 12 | Yarrow, Ivy (1810) | Lost 0-2 | -141561 |
| 9sealed | 56 | Bennett, Evan (1553) | Won 2-1 | +181579 |
| 10draft | 13 | Yang, Zizhuang (1785) | Lost 0-2 | -151564 |
| 11draft | 13 | O'Neill, Chris (1533) | Lost 0-2 | -181546 |
| 12draft | 13 | Hjersman, Johannan (1695) | Won 2-0 | +211567 |
| 13draft | 18 | Lam, Bryan (1635) | Won 2-0 | +191586 |
| 14draft | 16 | Dillon, Jefferson (1746) | Won 2-0 | +211607 |
| 15draft | 16 | Moore, Scott (1626) | Lost 0-2 | -181589 |
| average opponent: 1627record: 9-5 | new rating: 1589 | |||