Brown, Matthew K
Current rating: 1392
Record: 12-20
| Grand Prix Columbus 2016 (legacy) | starting rating: 1392 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 126 | Bruns, Ross (1500) | Won 2-1 | +201412 |
| 2legacy | 70 | Buckingham, Dustin (1538) | Lost 0-2 | -161396 |
| 3legacy | 653 | Smalley, Matt (1484) | Lost 0-2 | -161380 |
| 4legacy | 775 | Chamberlain, Matthew (1433) | Won 2-0 | +191399 |
| 5legacy | 646 | Sheridan, Brendan (1427) | Won 2-0 | +181417 |
| 6legacy | 359 | Fournier, Daniel (1979) | Lost 0-2 | -91408 |
| 7legacy | 510 | Quach, Anson (1525) | Lost 0-2 | -161392 |
| top | average opponent: 1555record: 3-4 | new rating: 1392 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 518 | Doty, Taylor (1500) | Won 2-0 | +181480 |
| 2modern | 210 | Zwadlo, Josh (1432) | Lost 0-2 | -191461 |
| 3modern | 896 | Claire, Gary (1499) | Lost 0-2 | -171444 |
| 4modern | 873 | Simonds, Brian (1478) | Lost 0-2 | -171427 |
| 5modern | 1038 | Stern, James (1464) | Won 2-0 | +181445 |
| 6modern | 970 | Keagle, George (1481) | Lost 0-2 | -171428 |
| 7modern | 888 | Crumpler, Ken (1376) | Lost 1-2 | -191409 |
| 8modern | 767 | Bernad, Jakub (1443) | Lost 0-2 | -171392 |
| top | average opponent: 1459record: 2-6 | new rating: 1392 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 739 | Dixon, Chris (1483) | Won 2-0 | +181473 |
| 2modern | 766 | Morris, Anthony M (1518) | Lost 0-2 | -171456 |
| 3modern | 885 | Radcliffe, Ryan (1502) | Won 2-0 | +191475 |
| 4modern | 879 | Proctor, Casey (1518) | Lost 0-2 | -171458 |
| 5modern | 934 | O'Donnell, Amanda (1464) | Won 2-0 | +181476 |
| 6modern | 831 | Melton, Sean (1569) | Lost 1-2 | -171459 |
| 7modern | 756 | Burns, Sheldon (1500) | Won 2-0 | +191478 |
| 8modern | 675 | Presser, Liam (1562) | Lost 0-2 | -161462 |
| top | average opponent: 1514record: 4-4 | new rating: 1462 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 445 | Wilson, Aaryn (1500) | Won 2-0 | +191465 |
| 2legacy | 99 | Million, James (1580) | Won 2-0 | +201485 |
| 3legacy | 188 | Beckert, Justin (1712) | Lost 1-2 | -141471 |
| 4legacy | 211 | Young, Mason (1560) | Lost 1-2 | -161455 |
| 5legacy | 312 | Prajzner, Ross (1432) | Won 2-1 | +171472 |
| 6legacy | 203 | Tartamella, Chris (1485) | Lost 1-2 | -171455 |
| top | average opponent: 1545record: 3-3 | new rating: 1455 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1351 | Walker, Matthew [USA] (1534) | Lost 0-2 | -171483 |
| 2modern | 1502 | Rocus, Andy (1481) | Lost 0-2 | -181465 |
| 3modern | 1630 | White, James (1430) | Lost 0-2 | -191446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||