Brennan, John [AUS]
Current rating: 1509
Record: 3-3
| Regional Championships Sydney 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 85 | Larsen-Scott, James (1661) | Lost 1-2 | -151485 |
| 2pioneer | 74 | Maher, Samuel (1561) | Lost 0-2 | -171468 |
| 3pioneer | 78 | Cao, Vincent (1418) | Won 2-1 | +171485 |
| 4pioneer | 54 | Giblin, Conor (1420) | Won 2-0 | +171502 |
| 5pioneer | 49 | Wong, Joseph (1502) | Won 2-1 | +181520 |
| 6pioneer | 37 | Lou, Violet (1894) | Lost 1-2 | -111509 |
| average opponent: 1576record: 3-3 | new rating: 1509 | |||