Broom, Jacob
Current rating: 1499
Record: 6-7-1
| Regional Championships Sydney 2023 Cycle 4 (pioneer) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 66 | Van Es, Mitchell (1464) | Won 2-1 | +181493 |
| 2pioneer | 22 | Jones, Riley (1720) | Won 2-1 | +221515 |
| 3pioneer | 10 | Cao, Vincent (1472) | Draw 1-1 | -11514 |
| 4pioneer | 10 | Lucero, Rovilleson (1565) | Lost 0-2 | -171497 |
| 5pioneer | 25 | Simmons, Ben (1494) | Lost 1-2 | -181479 |
| 6pioneer | 38 | Davis, Jordan (1489) | Won 2-0 | +181497 |
| 7pioneer | 27 | Arriagada, Fernando (1593) | Lost 1-2 | -161481 |
| 8pioneer | 35 | Trezise, Klarke (1496) | Won 2-1 | +181499 |
| average opponent: 1537record: 4-3-1 | new rating: 1499 | |||
| Regional Championships Sydney 2023 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 16 | Hughes, Sam (1500) | Won 2-1 | +181518 |
| 2pioneer | 31 | Mills, Braden (1638) | Won 2-0 | +201538 |
| 3pioneer | 13 | Huang, David (1664) | Lost 0-2 | -161522 |
| 4pioneer | 13 | Brown, Liam (1681) | Lost 1-2 | -151507 |
| 5pioneer | 52 | Giudes, Matthew (1592) | Lost 1-2 | -161491 |
| 6pioneer | 51 | Laurenson, James (1598) | Lost 0-2 | -161475 |
| average opponent: 1612record: 2-4 | new rating: 1475 | |||