Brown IV, Laurence
Current rating: 1445
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 208 | DeForge, Aaron (1517) | Lost 0-2 | -171462 |
| 3standard | 372 | Lamb, William J (1360) | Lost 0-2 | -201442 |
| 4standard | 421 | Rose, Lucas (1482) | Won 2-0 | +191461 |
| 5standard | 368 | Johnson, Allen (1500) | Lost 1-2 | -181443 |
| 6standard | 387 | Anderson, Zachary (1528) | Won 2-0 | +201463 |
| 7standard | 321 | McConnell II, Esker (1462) | Lost 0-2 | -181445 |
| top | average opponent: 1475record: 2-4 | new rating: 1445 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 71 | Carson, Erik (1512) | Won 2-1 | +191470 |
| 4legacy | 91 | Shockley, Ronald (1558) | Lost 1-2 | -171453 |
| 5legacy | 203 | Desai, Justin (1459) | Won 2-0 | +191472 |
| 6legacy | 143 | Hartbarger, Lance (1690) | Lost 0-2 | -151457 |
| 7legacy | 144 | Goodloe, Melson (1561) | Won 2-0 | +201477 |
| 8legacy | 112 | Petrie, Adam (1545) | Won 2-1 | +201497 |
| 9legacy | 55 | Ceresani, Dominic (1523) | Lost 0-2 | -181479 |
| top | average opponent: 1550record: 4-3 | new rating: 1479 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 107 | Weir, Steven A (1518) | Lost 1-2 | -181482 |
| 4standard | 300 | Dean, John (1549) | Lost 0-2 | -161466 |
| 5standard | 252 | Ward, David J (1475) | Lost 1-2 | -181448 |
| 6standard | 304 | Tanney, Chris (1483) | Lost 1-2 | -181430 |
| 7standard | 309 | Mangan, Kenneth (1454) | Won 2-1 | +191449 |
| 8standard | 241 | Tempesta, Austyn J (1517) | Lost 0-2 | -171432 |
| 9standard | 233 | Matero, Thomas (1466) | Won 2-1 | +191451 |
| top | average opponent: 1495record: 2-5 | new rating: 1451 | ||