Stummer, Leonhard
Current rating: 1521
Record: 10-9-1
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 703 | Buti, Jean-Philippe (1587) | Lost 0-2 | -181547 |
| 2sealed | 1228 | Melichar, Martin (1575) | Draw 1-1 | +11548 |
| 3sealed | 1034 | Leide, Andreas (1318) | Won 2-0 | +141562 |
| 4sealed | 795 | Van Velzen, Rody (1435) | Lost 0-2 | -211541 |
| 5sealed | 920 | Lambers, Florian (1414) | Lost 0-2 | -201521 |
| average opponent: 1466record: 1-3-1 | new rating: 1521 | |||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 220 | Meissner, Regina (1467) | Won 2-1 | +171517 |
| 2modern | 105 | McLaughlan, Fraser (1519) | Lost 0-0 | -181499 |
| 3modern | 493 | Veck, Sean (1530) | Won 2-0 | +191518 |
| 4modern | 231 | Gutierrez Von Porat, Nils (1819) | Lost 0-2 | -131505 |
| 5modern | 566 | Jacobs, Bob (1362) | Won 2-0 | +161521 |
| 6modern | 336 | Keenan, Stephen (1458) | Won 2-0 | +171538 |
| 7modern | 358 | Crowdy, Declan (1537) | Won 2-1 | +181556 |
| 8modern | 187 | Hills, Nathan (1579) | Lost 0-2 | -181538 |
| 9modern | 367 | Bill, Stefan (1629) | Won 2-0 | +201558 |
| 10modern | 247 | Mcdonald, Christopher (1530) | Won 2-0 | +171575 |
| 11modern | 136 | Manandhar, Thibault (1539) | Lost 0-2 | -191556 |
| 12modern | 207 | Lechado Artigues, Pedro (1813) | Lost 1-2 | -131543 |
| 13modern | 192 | Arbona Martinez, Marc (1531) | Won 2-0 | +181561 |
| 14modern | 163 | Larsson, Joel (1891) | Lost 1-2 | -121549 |
| 15modern | 181 | Harasymiw, Mac (1456) | Won 2-1 | +161565 |
| average opponent: 1577record: 9-6 | new rating: 1565 | |||