Jonsson Aberg, Jakob
Current rating: 1594
Record: 12-9
| Regional Championships Lille 2023 (pioneer) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 117 | Moya, Cristopher (1600) | Lost 0-2 | -151454 |
| 2pioneer | 310 | Merino, Carlos (1485) | Won 2-1 | +181472 |
| 3pioneer | 184 | Moral, Carlos (1793) | Won 2-0 | +241496 |
| 4pioneer | 132 | Olewinski, Pawel (1515) | Lost 1-2 | -181478 |
| 5pioneer | 216 | Cicchini, Franco (1717) | Won 2-1 | +221500 |
| 6pioneer | 141 | Retuerta, Cristian (1651) | Won 2-1 | +211521 |
| 7pioneer | 92 | Vacchino, Patrizio (1547) | Won 2-0 | +191540 |
| 8pioneer | 26 | Sinigoi, Michele (1791) | Won 2-0 | +221562 |
| 9pioneer | 34 | Duris, Peter (1609) | Won 2-1 | +191581 |
| 10pioneer | 10 | Tastet, Adrian Inigo (1575) | Lost 0-2 | -181563 |
| 11pioneer | 45 | Verdiani, Luca (1765) | Won 2-0 | +221585 |
| 12pioneer | 18 | Eliatamby, Charles (1819) | Won 2-1 | +221607 |
| 13pioneer | 15 | Penard, Adrien (1595) | Lost 1-2 | -181589 |
| 14pioneer | 18 | Chladek, Stefan (1605) | Lost 1-2 | -181571 |
| 15pioneer | 30 | Rohan, Alexander (1877) | Won 2-1 | +231594 |
| average opponent: 1663record: 10-5 | new rating: 1594 | |||
| Grand Prix Stockholm 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 143 | Landgraf, Svante (1588) | Lost 0-2 | -161484 |
| 4modern | 338 | Bergelin, Jakob (1482) | Lost 1-2 | -181466 |
| 5modern | 413 | Linton, Hampus (1488) | Won 2-0 | +181484 |
| 6modern | 226 | Lindgren, Gustaf (1579) | Lost 1-2 | -161468 |
| 7modern | 292 | Gouw, Esther (1518) | Won 2-1 | +191487 |
| 8modern | 262 | Henriksson, Per (1520) | Lost 1-2 | -181469 |
| average opponent: 1529record: 2-4 | new rating: 1469 | |||