Jainchill, Nathan
Current rating: 1510
Record: 4-4
| Regional Championships Atlanta 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 334 | Turnbull, Chris (1674) | Lost 0-2 | -151485 |
| 2pioneer | 399 | Mitchell, Michael (1414) | Lost 1-2 | -191466 |
| 3pioneer | 513 | Braton, Jeremy (1426) | Won 2-0 | +171483 |
| 4pioneer | 381 | Kuhnke, Prez (1571) | Won 2-0 | +201503 |
| 5pioneer | 407 | Delgado, David (1522) | Won 2-1 | +181521 |
| 6pioneer | 223 | Comeau, Matthew (1594) | Lost 1-2 | -171504 |
| 7pioneer | 381 | Wilson, Charles (1482) | Won 2-1 | +181522 |
| 8pioneer | 192 | Zhang, Rei (1844) | Lost 1-2 | -121510 |
| average opponent: 1566record: 4-4 | new rating: 1510 | |||