Hedstrom, Arvid
Current rating: 1489
| Grand Prix Prague 2016 (legacy) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 411 | Cipriano, Nuno (1559) | Won 2-1 | +201506 |
| 2legacy | 54 | Bulakowski, Janusz (1528) | Lost 0-2 | -181488 |
| 3legacy | 519 | Ketels, Frederik (1616) | Lost 0-2 | -161472 |
| 4legacy | 634 | Schulze, Nico (1450) | Won 2-1 | +181490 |
| 5legacy | 461 | Gaggia, Lorenzo (1506) | Won 2-0 | +181508 |
| 6legacy | 403 | Scattolin, Fabiano (1422) | Lost 1-2 | -191489 |
| top | average opponent: 1513record: 3-3 | new rating: 1489 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 90 | Moberg, Aron (1518) | Won 2-1 | +191499 |
| 3standard | 221 | Kotiranta, Markus (1536) | Lost 1-2 | -181481 |
| 4standard | 156 | Pichon, Elie (1664) | Lost 0-2 | -141467 |
| 5standard | 396 | Andersson, Karl (1500) | Won 2-0 | +181485 |
| 6standard | 283 | Koszewski, Mateusz (1537) | Won 2-0 | +191504 |
| 7standard | 188 | Luis, Manuel (1516) | Lost 0-2 | -181486 |
| 8standard | 85 | Moxheim, Emil (1460) | Lost 1-2 | -181468 |
| 9standard | 213 | Wilsson Wallin, Gustav (1502) | Won 2-0 | +181486 |
| top | average opponent: 1529record: 4-4 | new rating: 1486 | ||
| Grand Prix Gothenburg 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 147 | Ivarsson, Benjamin (1500) | Won 2-1 | +181518 |
| 2sealed | 6 | Kirsten, Filip (1406) | Lost 1-2 | -201498 |
| 3sealed | 163 | Liewendahl, Christopher (1498) | Won 2-1 | +181516 |
| 4sealed | 91 | Andersson, Gusten (1553) | Won 2-0 | +191535 |
| 5sealed | 65 | Astrom, Jens (1547) | Lost 0-2 | -181517 |
| 6sealed | 131 | Sorensen, Jakob 8092 (1508) | Lost 0-2 | -181499 |
| 7sealed | 127 | Giarola, Filippo (1452) | Lost 1-2 | -191480 |
| top | average opponent: 1495record: 3-4 | new rating: 1480 | ||