Bergsson, Hafthor
Current rating: 1482
Record: 12-14-1
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 558 | Hoffmeyer, Jesper Iskov (1500) | Won 2-0 | +181498 |
| 2modern | 230 | Larsen, Soren (1660) | Lost 0-2 | -151483 |
| 3modern | 538 | Aase, Kristoffer (1506) | Lost 1-2 | -181465 |
| 4modern | 722 | Tomren, Martin (1432) | Won 2-1 | +181483 |
| 5modern | 443 | Jensen, Christian (1365) | Won 2-1 | +161499 |
| 6modern | 403 | Salling Hvass, Jonatan (1499) | Lost 1-2 | -181481 |
| 7modern | 581 | Jorgensen, Anders Masannek (1550) | Won 2-1 | +191500 |
| 8modern | 357 | Tarrida, Joan (1523) | Lost 1-2 | -181482 |
| top | average opponent: 1504record: 4-4 | new rating: 1482 | ||
| Grand Prix Bologna 2016 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 194 | Sablin, Kyryl (1468) | Won 2-0 | +181482 |
| 2modern | 34 | Elo, Aapo (1518) | Draw 1-1 | +11483 |
| 3modern | 558 | Boem, Alessio (1516) | Won 2-0 | +181501 |
| 4modern | 279 | Detecnik, Davor (1896) | Won 2-0 | +251526 |
| 5modern | 151 | Castro, Miguel (1848) | Lost 0-2 | -121514 |
| 6modern | 323 | Faccini, Giulio (1660) | Lost 0-2 | -161498 |
| 7modern | 513 | Cerra, Gennaro (1505) | Lost 1-2 | -181480 |
| 8modern | 643 | Zaccarini, Gabriele (1419) | Won 2-1 | +171497 |
| 9modern | 490 | Horber, Dominik (1518) | Lost 0-2 | -171480 |
| top | average opponent: 1594record: 4-4-1 | new rating: 1480 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 244 | Linnimaa, Jani (1455) | Won 2-0 | +181500 |
| 2standard | 210 | Wieszok, Bartlomiej (1440) | Lost 0-2 | -191481 |
| 3standard | 288 | Rajalin, Sandro (1500) | Won 2-1 | +181499 |
| 4standard | 223 | Edstroem, Jonas (1517) | Lost 0-2 | -181481 |
| 5standard | 323 | Fuglsang, Morten E. (1504) | Lost 0-2 | -171464 |
| top | average opponent: 1483record: 2-3 | new rating: 1464 | ||
| Grand Prix Vienna 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 88 | Sowinski, Michal (1500) | Lost 1-2 | -181482 |
| 2standard | 352 | Kotzurek, Jaromir (1482) | Won 2-0 | +181500 |
| 3standard | 393 | Schmid, Georg (1496) | Lost 1-2 | -181482 |
| 4standard | 674 | Stromberger, Michael (1463) | Won 2-1 | +181500 |
| 5standard | 424 | Kapera, Krzysztof (1543) | Lost 0-2 | -181482 |
| top | average opponent: 1497record: 2-3 | new rating: 1482 | ||