Kallenborn, Jan
Current rating: 1452
Record: 5-8-1
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 189 | Neal, Sam (1500) | Draw 1-1 | +11463 |
| 2legacy | 286 | Olthof, Jan (1415) | Won 2-0 | +171480 |
| 3legacy | 268 | Neale-Gunns, Joseph (1558) | Lost 1-2 | -171463 |
| 4legacy | 380 | Puissant, Remi (1608) | Won 2-1 | +211484 |
| 5legacy | 271 | George, Steve (1543) | Won 2-1 | +191503 |
| 6legacy | 165 | Naismith-Robertson, Rowan (1674) | Lost 1-2 | -151488 |
| 7legacy | 258 | Truchado, Rafael (1447) | Lost 1-2 | -191469 |
| 8legacy | 274 | Gustafsson, Hugo (1504) | Lost 0-2 | -171452 |
| average opponent: 1531record: 3-4-1 | new rating: 1452 | |||
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 420 | Berjano Kleivene, Daniel (1425) | Lost 0-2 | -191481 |
| 2modern | 494 | Tutaj, Tomasz (1485) | Lost 0-2 | -181463 |
| 3modern | 893 | Rautio, Matti (1413) | Lost 1-2 | -191444 |
| 4modern | 853 | Persson, Stix Emil (1445) | Won 2-0 | +181462 |
| 5modern | 798 | Rouhiainen, Otso (1464) | Lost 0-2 | -181444 |
| 6modern | 798 | Andersen, Lasse Norring (1448) | Won 2-1 | +181462 |
| average opponent: 1447record: 2-4 | new rating: 1462 | |||