Prosser, Andrew
Current rating: 1507
Record: 11-11
| Regional Championships Dallas 2023 (pioneer) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 576 | Bishop, Zacharia (1665) | Lost 0-2 | -161540 |
| 2pioneer | 545 | Abounorinejad, Faraz (1597) | Lost 1-2 | -171523 |
| 3pioneer | 578 | Horn, Kyle (1537) | Won 2-0 | +181541 |
| 4pioneer | 370 | Smith, Pierre (1618) | Lost 0-2 | -161525 |
| 5pioneer | 481 | Brossett, Katherine (1471) | Won 2-0 | +171542 |
| 6pioneer | 319 | John, Julian (1671) | Lost 1-2 | -161526 |
| 7pioneer | 376 | Boxx, Lunch (1466) | Lost 1-2 | -191507 |
| top | average opponent: 1575record: 2-5 | new rating: 1507 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1071 | Benincasa, Devin (1500) | Lost 1-2 | -181482 |
| 2modern | 1002 | Boody, Charles (1411) | Won 2-0 | +171499 |
| 3modern | 1004 | Le, Joshua (1477) | Lost 1-2 | -191480 |
| 4modern | 1107 | Mandelli, Jason (1485) | Won 2-0 | +181498 |
| 5modern | 1011 | Polyakov, Alexander (1590) | Won 2-1 | +201518 |
| 6modern | 1006 | Hopkins, Dwayne (1542) | Won 2-1 | +191537 |
| 7modern | 842 | Sullivan, Mike (1428) | Won 2-1 | +161553 |
| 8modern | 825 | Newbold, Jesse (1661) | Won 2-1 | +201573 |
| 9modern | 790 | Pearce, Ryan (1653) | Lost 0-2 | -171556 |
| top | average opponent: 1528record: 6-3 | new rating: 1556 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 373 | Johnson, Erik 445 (1620) | Won 2-1 | +201520 |
| 2modern | 126 | Jerman, James (1506) | Won 2-0 | +181538 |
| 3modern | 132 | Conrow, Bernie (1547) | Lost 0-2 | -181520 |
| 4modern | 300 | Cone, Robert (1443) | Lost 0-2 | -191501 |
| 5modern | 347 | Malmquist, Eric (1466) | Won 2-0 | +171518 |
| 6modern | 262 | Chu, Jian (1517) | Lost 1-2 | -181500 |
| top | average opponent: 1516record: 3-3 | new rating: 1500 | ||