Brass, Josh
Current rating: 1353
Record: 8-18
| Grand Prix Bologna 2019 (legacy) | starting rating: 1382 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 219 | Alvarez, Borja (1500) | Lost 0-2 | -161366 |
| 2legacy | 482 | Cacchione, Francesco (1479) | Won 2-0 | +201386 |
| 3legacy | 346 | Ojala, Antti (1480) | Lost 0-2 | -161370 |
| 4legacy | 687 | Stucki, Ramon (1471) | Lost 0-2 | -171353 |
| top | average opponent: 1482record: 1-3 | new rating: 1353 | ||
| Grand Prix Birmingham 2019 (modern) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 137 | Lucio, Carlos (1323) | Won 2-0 | +171432 |
| 2modern | 37 | Field, David (1474) | Lost 0-2 | -181414 |
| 3modern | 266 | Canning, Liam (1516) | Lost 1-2 | -161398 |
| 4modern | 403 | Fraser, Blair (1482) | Lost 0-2 | -161382 |
| top | average opponent: 1449record: 1-3 | new rating: 1382 | ||
| Grand Prix Birmingham 2018 (leg) (legacy) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 362 | Tiinus, Joona (1730) | Lost 0-2 | -131394 |
| 2legacy | 370 | Correia, Roberto (1413) | Lost 1-2 | -171377 |
| 3legacy | 575 | Johns, James (1396) | Lost 1-2 | -181359 |
| 4legacy | 543 | Andersson, Par (1492) | Won 2-0 | +211380 |
| 5legacy | 496 | Roberts, Owain (1390) | Won 2-1 | +181398 |
| 6legacy | 413 | Van Hove, Joris (1367) | Won 2-1 | +171415 |
| top | average opponent: 1465record: 3-3 | new rating: 1415 | ||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 445 | Cogbill, James (1585) | Lost 1-2 | -151415 |
| 2modern | 464 | Buchmann, David (1446) | Won 0-0 | +191434 |
| 3modern | 674 | Mahiat, Francois (1481) | Lost 1-2 | -171417 |
| 4modern | 574 | Jenkins, Philip (1483) | Won 2-0 | +191436 |
| 5modern | 535 | Abreu, Josue (1629) | Lost 0-2 | -151421 |
| 6modern | 618 | Tenthof Van Noorden, Joko (1612) | Lost 0-2 | -141407 |
| top | average opponent: 1539record: 2-4 | new rating: 1407 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 474 | Myerscough, Fred (1500) | Lost 1-2 | -181482 |
| 2block | 366 | Knight, Adam (1501) | Lost 0-2 | -181464 |
| 3block | 580 | Hopping, James (1465) | Lost 1-2 | -181446 |
| 4block | 656 | Spilsbury, Mark (1446) | Lost 0-2 | -181428 |
| 5block | 608 | Stowell-smith, Mike (1429) | Won 2-0 | +181446 |
| 6block | 516 | Kovacs, Gabor 6212 (1562) | Lost 0-2 | -161430 |
| top | average opponent: 1484record: 1-5 | new rating: 1430 | ||