Hjelmstrom, Mattias
Current rating: 1592
| Grand Prix Barcelona 2017 (AER standard) | starting rating: 1627 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 106 | Thorsboe Lundblad, Asger (1542) | Lost 1-2 | -201607 |
| 2standard | 360 | Calero, Antonio (1411) | Lost 0-2 | -211586 |
| 3standard | 578 | Alam, Shane (1401) | Won 2-1 | +151601 |
| 4standard | 536 | Antoniades, Solonas (1480) | Lost 1-2 | -211580 |
| 5standard | 556 | Neves Carneiro, Antonio (1466) | Won 2-0 | +161596 |
| 6standard | 529 | Scharr, Jules (1383) | Won 2-1 | +141610 |
| 7standard | 337 | Gavilan, Michael (1566) | Lost 0-2 | -181592 |
| top | average opponent: 1464record: 3-4 | new rating: 1592 | ||
| Grand Prix Lyon 2012 (modern) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 56 | Bogeat, David (1516) | Won 2-0 | +171591 |
| 2modern | 101 | Hammer, Yannick (1397) | Won 2-0 | +151606 |
| 3modern | 44 | Duruy, Simon (1622) | Won 2-0 | +181624 |
| 4modern | 1 | Pils, Florian (2024) | Lost 1-2 | -111613 |
| 5modern | 125 | Cadinot, Julien (1657) | Lost 0-2 | -171596 |
| 6modern | 173 | Scheiblin, Gaetan (1517) | Won 2-1 | +161612 |
| 7modern | 98 | Falsk, Antonin (1555) | Lost 1-2 | -191593 |
| 8modern | 119 | Bonneau, Alexandre (1542) | Won 2-1 | +171610 |
| 9modern | 105 | De la Fuente, Jose Mig (1534) | Won 2-1 | +171627 |
| top | average opponent: 1596record: 6-3 | new rating: 1627 | ||
| Grand Prix Gothenburg 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Puumalainen, Miika (1519) | Won 2-0 | +181518 |
| 2sealed | 39 | Malin, Antti (1470) | Won 2-0 | +171535 |
| 3sealed | 64 | Ekebom, Erno (1720) | Won 2-1 | +221557 |
| 4sealed | 31 | Wallin, Johnny (1541) | Lost 0-2 | -191538 |
| 5sealed | 60 | Barksenius, Adam (1483) | Won 2-1 | +171555 |
| 6sealed | 56 | Timonen, Jussi (1571) | Lost 0-2 | -171538 |
| 7sealed | 88 | Groenhof, Jan Pieter (1571) | Won 2-1 | +181556 |
| 8sealed | 59 | Martin, Quentin (1553) | Won 2-0 | +181574 |
| top | average opponent: 1553record: 6-2 | new rating: 1574 | ||