Larsson, Billy C
Current rating: 1454
| Grand Prix Gothenburg 2013 (DGM limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Wilhelmsson, Martin (1500) | Lost 0-2 | -171453 |
| 2sealed | 408 | Wigstrand, Peter (1310) | Lost 0-2 | -211432 |
| 3sealed | 382 | Vangdal, Ida (1566) | Won 2-0 | +211453 |
| 4sealed | 321 | Hogberg, Daniel (1430) | Won 2-0 | +171470 |
| 5sealed | 301 | Byhman, Daniel (1499) | Won 2-0 | +191489 |
| 6sealed | 242 | Selvaggi, Alessandro (1463) | Won 2-0 | +171506 |
| 7sealed | 110 | Larkeryd, Adrian Erik (1544) | Lost 1-2 | -171489 |
| 8sealed | 199 | Kumok, Vadim (1482) | Lost 1-2 | -181471 |
| 9sealed | 181 | Venancio, Ricardo (1543) | Lost 1-2 | -171454 |
| top | average opponent: 1482record: 4-5 | new rating: 1454 | ||
| Grand Prix Malmo 2012 (AVR limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 575 | Klumpp, Berthold (1597) | Won 2-0 | +201523 |
| 2sealed | 588 | Breindahl, Jonas (1519) | Lost 1-2 | -181505 |
| 3sealed | 652 | Nielsen, Simon (1500) | Won 2-0 | +181523 |
| 4sealed | 614 | Tornros, Mats (1667) | Lost 0-2 | -161507 |
| 5sealed | 672 | Volberg, Mats (1526) | Lost 1-2 | -171490 |
| 6sealed | 664 | Hansen, Thomas (1408) | Lost 0-2 | -201470 |
| 7sealed | 648 | Bedsted, Jonas (1445) | Won 2-1 | +181488 |
| 8sealed | 609 | Sorknaes, Johan (1521) | Lost 0-2 | -181470 |
| top | average opponent: 1523record: 3-5 | new rating: 1470 | ||
| Grand Prix Gothenburg 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 128 | Morys, Stefan (1500) | Lost 1-2 | -181482 |
| 2sealed | 127 | Armenteros Liebanas, Joaquin (1498) | Won 2-1 | +181500 |
| 3sealed | 132 | Bjork, Arne (1500) | Won 2-0 | +181518 |
| 4sealed | 131 | Steinaa, Peter (1677) | Lost 1-2 | -151503 |
| top | average opponent: 1544record: 2-2 | new rating: 1503 | ||