Hahn, Jinsung
Current rating: 1595
Record: 17-14
| Regional Championships Atlanta 2022 (pioneer) | starting rating: 1647 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 1451 | Anthony Kilberry, Michael (1434) | Lost 0-2 | -221625 |
| 2pioneer | 1401 | Zargari, Samuel (1482) | Won 2-1 | +151640 |
| 3pioneer | 1217 | Fuller, Christian (1506) | Lost 0-2 | -201620 |
| 4pioneer | 1239 | King, Robert (1488) | Won 2-0 | +151635 |
| 5pioneer | 1304 | Herren, Josh (1538) | Lost 1-2 | -191616 |
| 6pioneer | 1256 | Moore, Allen (1549) | Won 2-0 | +161632 |
| 7pioneer | 1243 | Carter, Grey (1506) | Lost 1-2 | -201612 |
| 8pioneer | 1237 | Mares, Conor (1681) | Lost 0-2 | -171595 |
| average opponent: 1523record: 3-5 | new rating: 1595 | |||
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 426 | Taylor, Logan (1647) | Lost 1-2 | -151485 |
| A2sealed | 586 | Dolato, Michael (1448) | Lost 0-2 | -191466 |
| A3sealed | 460 | Taves, Jon (1385) | Won 2-0 | +171483 |
| A4sealed | 337 | Henning, Nate (1481) | Won 2-0 | +171500 |
| A5sealed | 303 | Luecke, Alex (1503) | Lost 0-2 | -171483 |
| A6sealed | 299 | Oilar, Sandra (1471) | Lost 0-2 | -191464 |
| A7sealed | 242 | Wang, Kevin (1427) | Won 2-0 | +181482 |
| A8sealed | 182 | Rivera, Tim (1831) | Won 2-0 | +241506 |
| B1sealed | 505 | Mittertreiner, Kevin (1567) | Won 2-1 | +191525 |
| B2sealed | 476 | Castillo, Zaryn (1736) | Won 2-1 | +221547 |
| B3sealed | 65 | Rhett, Brian (1676) | Won 2-1 | +201567 |
| B4sealed | 101 | Bernal, Joseph (1892) | Won 2-1 | +241591 |
| B5sealed | 27 | Mick, Maxwell (2064) | Lost 1-2 | -101581 |
| B6sealed | 111 | Takahashi, Yuta (2025) | Won 2-0 | +251606 |
| B7sealed | 43 | Ealey, Timothy (1774) | Won 2-0 | +211627 |
| B8sealed | 20 | Sheftel, Alex (1851) | Won 2-0 | +221649 |
| B9sealed | 444 | Nakamura, Shuhei (2078) | Lost 0-2 | -101639 |
| draft | 126 | Dygert, Bobby (1554) | Won 2-0 | +161655 |
| draft | 158 | Freedman, Henry (1796) | Won 2-0 | +211676 |
| draft | 53 | Hughes, Levi (1698) | Lost 0-2 | -181658 |
| draft | 138 | Zukewich, Josh (1599) | Won 2-0 | +171675 |
| draft | 10 | Ross, Tom (1898) | Lost 0-2 | -141661 |
| draft | 133 | Thibeau, Markus (1854) | Lost 1-2 | -141647 |
| average opponent: 1707record: 14-9 | new rating: 1647 | |||