Brinkman, Martin
Current rating: 1291
Record: 9-25-3
| Grand Prix Utrecht 2017 (AER standard) | starting rating: 1318 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 230 | van Heerden, Thomas (1444) | Lost 1-2 | -161302 |
| 2standard | 319 | Bismo, Ryan (1449) | Won 2-0 | +211323 |
| 3standard | 476 | Vooys, Kurt (1628) | Lost 1-2 | -131310 |
| 4standard | 449 | Weilmann, Kim (1531) | Lost 0-2 | -141296 |
| 5standard | 564 | Brand, Anjo (1463) | Won 2-0 | +211317 |
| 6standard | 508 | Brown, Derek (1496) | Lost 0-2 | -141303 |
| 7standard | 465 | Fausch, Torben (1662) | Lost 1-2 | -121291 |
| top | average opponent: 1525record: 2-5 | new rating: 1291 | ||
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1358 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 247 | Kaklauskas, Gabrielius (1436) | Lost 0-0 | -171341 |
| 2standard | 567 | Baddeley, Joe (1522) | Lost 0-0 | -151326 |
| 3standard | 826 | Zlotoiabko, Boris (1587) | Lost 1-2 | -131313 |
| 4standard | 919 | Baes, Kris (1447) | Won 2-0 | +201333 |
| 5standard | 793 | Murphy, Anthony (1472) | Lost 1-2 | -151318 |
| top | average opponent: 1493record: 1-4 | new rating: 1318 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1367 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 334 | Martin, Maxime (1603) | Lost 0-2 | -141353 |
| 2sealed | 526 | Ellis, Stefan (1482) | Won 1-0 | +211374 |
| 3sealed | 428 | Schilling, Lars (1480) | Lost 0-2 | -161358 |
| top | average opponent: 1522record: 1-2 | new rating: 1358 | ||
| Grand Prix Antwerp 2013 (modern) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 35 | Pauwels, Shaun (1749) | Lost 0-2 | -121397 |
| 3modern | 514 | Verpoorten, Olivier (1539) | Lost 1-2 | -151382 |
| 4modern | 591 | Watin, Thomas (1408) | Lost 1-2 | -181364 |
| 5modern | 718 | Tuite, David (1391) | Lost 1-2 | -171347 |
| 6modern | 661 | Figueiredo, Luis (1425) | Lost 1-2 | -171330 |
| 7modern | 549 | Godts, David (1297) | Won 2-0 | +171347 |
| 8modern | 455 | Soustelle, Romain (1443) | Won 2-0 | +201367 |
| top | average opponent: 1465record: 2-5 | new rating: 1367 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 238 | Arnaud, Herrmann (1500) | Won 1-0 | +191468 |
| 2legacy | 262 | Vardzik, Marek (1672) | Lost 0-2 | -141454 |
| 3legacy | 237 | Fukala, Dalibor (1605) | Draw 0-0 | +31457 |
| 4legacy | 422 | Block, Henning (1502) | Lost 0-1 | -171440 |
| 5legacy | 515 | Cattani, Alessandro (1519) | Lost 0-2 | -171423 |
| 6legacy | 525 | Gloger, Bartlomiej (1430) | Lost 1-2 | -181405 |
| 7legacy | 490 | Pytloun, Ludek (1408) | Won 2-1 | +181423 |
| 8legacy | 391 | Platzer, Lubos (1643) | Lost 0-2 | -141409 |
| top | average opponent: 1535record: 2-5-1 | new rating: 1409 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 550 | Meissner, Patrick (1761) | Lost 0-2 | -131487 |
| 2standard | 804 | Vandenborre, Robin (1484) | Lost 0-2 | -181469 |
| 3standard | 877 | Hirsch, Andreas (1465) | Draw 1-1 | 01469 |
| 4standard | 897 | Hohnholt, Andreas (1465) | Lost 1-2 | -191450 |
| 5standard | 889 | Hasselhorst, Marcel (1413) | Draw 1-1 | 01450 |
| 6standard | 856 | Harbig, Rebecca (1446) | Won 2-0 | +181468 |
| 7standard | 799 | Fadrny, Lukas (1453) | Lost 1-2 | -191449 |
| top | average opponent: 1498record: 1-4-2 | new rating: 1449 | ||