Grass, Christopher
Current rating: 1523
Record: 21-20-1
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 77 | Verite, Nicolas (1468) | Lost 0-2 | -191521 |
| 2pioneer | 459 | Allovio, Giacomo (1481) | Lost 0-2 | -191502 |
| 3pioneer | 766 | Bjezancevic, Ivan (1636) | Won 2-0 | +201522 |
| 4pioneer | 579 | Patey, Tom (1588) | Won 2-0 | +201542 |
| 5pioneer | 522 | Demuth, Mario (1497) | Lost 1-2 | -191523 |
| top | average opponent: 1534record: 2-3 | new rating: 1523 | ||
| Grand Prix Birmingham 2019 (modern) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 215 | Moore, Rose (1500) | Won 2-0 | +181524 |
| 2modern | 61 | Taylor, Ceri (1521) | Won 2-0 | +181542 |
| 3modern | 159 | Doogue, Jonathan (1540) | Lost 0-2 | -181524 |
| 4modern | 277 | Heijne, Pim (1790) | Lost 1-2 | -131511 |
| 5modern | 317 | Wouters, Michael (1404) | Won 2-1 | +161527 |
| 6modern | 206 | Vanhatupa, Juha-Matti (1571) | Won 2-0 | +191546 |
| 7modern | 109 | Talbot, Ryan (1349) | Won 2-1 | +141560 |
| 8modern | 112 | Kirkman, Kane (1447) | Lost 1-2 | -201540 |
| top | average opponent: 1515record: 5-3 | new rating: 1540 | ||
| Grand Prix Bilbao 2019 (modern) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 402 | Brey, Moritz (1500) | Lost 0-2 | -191506 |
| top | record: 0-1 | new rating: 1506 | ||
| Grand Prix Prague 2018 (modern) | starting rating: 1605 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 420 | De Zeeuw, Donald (1454) | Lost 0-2 | -211584 |
| 2modern | 508 | Biedermann, David (1485) | Lost 1-2 | -201564 |
| 3modern | 915 | Baranov, Oleg (1472) | Lost 1-2 | -201544 |
| 4modern | 943 | Diefenbach, Jan (1444) | Lost 1-2 | -191525 |
| top | average opponent: 1464record: 0-4 | new rating: 1525 | ||
| Grand Prix Lyon 2018 (modern) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 577 | Claudet, Maxime (1500) | Won 2-0 | +181523 |
| 2modern | 434 | Milis, Michael (1563) | Lost 1-2 | -171506 |
| 3modern | 688 | Maupas, Thomas (1500) | Won 2-0 | +181524 |
| 4modern | 411 | Morera, Danan (1607) | Lost 1-2 | -171507 |
| 5modern | 551 | Reynaud, Rodolphe (1371) | Won 2-1 | +161523 |
| 6modern | 444 | Moyer, Eric (1637) | Won 2-1 | +201543 |
| 7modern | 356 | Li, Jinzhao (1520) | Won 2-0 | +171560 |
| 8modern | 288 | Kutscher, Ulrich (1728) | Won 2-1 | +211581 |
| 9modern | 75 | Ciani, Paolo (1555) | Lost 0-2 | -181563 |
| 10modern | 154 | Tetzlaff, Nico (1549) | Won 2-1 | +181581 |
| 11modern | 110 | Plucinski, Karol (1496) | Won 2-0 | +161597 |
| 12modern | 92 | Chatzis, Nikos (1726) | Won 2-1 | +201617 |
| 13modern | 38 | Dubois, Antoine (1685) | Lost 0-2 | -161601 |
| 14modern | 106 | Di Pancrazio, Marc (1535) | Lost 0-2 | -201581 |
| 15modern | 126 | Levy, Olivier (1866) | Won 2-1 | +241605 |
| top | average opponent: 1589record: 10-5 | new rating: 1605 | ||
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 313 | Masson, Kjartan (1469) | Lost 0-2 | -191481 |
| 2modern | 549 | Triantafillidis, Stavros (1480) | Lost 0-2 | -181463 |
| 3modern | 784 | Bergstedt, Fredrik (1462) | Won 2-0 | +181481 |
| 4modern | 793 | Brand, Fabian (1535) | Lost 1-2 | -171464 |
| 5modern | 750 | Urbaniak, Pawel (1471) | Lost 1-2 | -181446 |
| 6modern | 786 | Larsen, Thomas Korfits (1477) | Won 2-0 | +191465 |
| 7modern | 680 | Reusink, Paul (1733) | Won 2-0 | +231488 |
| 8modern | 533 | Fladvad, Martin (1483) | Won 2-0 | +181506 |
| 9modern | 445 | Quoiffy, Lars (1474) | Draw 1-1 | -11505 |
| top | average opponent: 1509record: 4-4-1 | new rating: 1505 | ||