Bastian, Jonas
Current rating: 1544
Record: 9-7
| Grand Prix Barcelona 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 420 | Navacerrada Torras, Josep Albert (1511) | Won 2-0 | +181518 |
| 2modern | 27 | Koskinen, Ari (1557) | Lost 1-2 | -171501 |
| 3modern | 452 | Prlic, Stefan (1759) | Lost 0-2 | -131488 |
| 4modern | 527 | Dixmeras, Vincent (1404) | Won 2-0 | +161504 |
| 5modern | 543 | Ruiz Gentil, Juan Manuel (1512) | Won 2-1 | +181522 |
| 6modern | 310 | Mossberg, Robin (1514) | Won 2-1 | +181540 |
| 7modern | 262 | Maisonneuve, Erwan (1755) | Lost 1-2 | -141526 |
| 8modern | 301 | Val, Jonatan (1532) | Won 2-0 | +181544 |
| average opponent: 1568record: 5-3 | new rating: 1544 | |||
| Grand Prix Lyon 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 356 | Tanner, Philippe (1492) | Won 2-1 | +181518 |
| 2modern | 272 | Tetera, Filip (1519) | Lost 0-2 | -181500 |
| 3modern | 791 | Santana Medina, Borja Luis (1421) | Won 2-0 | +161516 |
| 4modern | 610 | Robaldo, Piermario (1516) | Lost 1-2 | -181498 |
| 5modern | 494 | Treike, Vincent (1508) | Won 2-0 | +191517 |
| 6modern | 557 | Lave, Ole (1652) | Lost 0-2 | -161501 |
| 7modern | 658 | Beavan, Andrew (1412) | Lost 1-2 | -201481 |
| 8modern | 601 | Escorihuela, Raul (1516) | Won 2-1 | +191500 |
| average opponent: 1504record: 4-4 | new rating: 1500 | |||