Brubeck, Tom
Current rating: 1491
Record: 11-12
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 665 | Roth, Derek (1469) | Lost 1-2 | -171431 |
| 3standard | 855 | Stamper, Marek (1500) | Lost 0-2 | -171414 |
| 4standard | 918 | Morgan, Eric (1428) | Lost 0-2 | -181396 |
| 5standard | 904 | Tang, David (1464) | Won 2-0 | +191415 |
| 6standard | 777 | Mann, Steve (1429) | Won 2-0 | +191434 |
| 7standard | 739 | Dimino, Michael (1505) | Won 2-0 | +191453 |
| 8standard | 660 | Hunt, Ryne (1517) | Won 2-0 | +191472 |
| 9standard | 584 | Harper, Tyler (1543) | Won 2-0 | +191491 |
| top | average opponent: 1482record: 5-3 | new rating: 1491 | ||
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 120 | Gossett, Ian (1560) | Lost 0-2 | -161448 |
| 2sealed | 471 | Mustari, Steven (1481) | Won 2-0 | +181466 |
| 3sealed | 462 | Ward, Devin (1500) | Lost 0-2 | -171449 |
| 4sealed | 473 | Martin, Phillip (1554) | Lost 1-2 | -161433 |
| 5sealed | 491 | Taylor, Charlie (1296) | Won 2-0 | +151448 |
| top | average opponent: 1478record: 2-3 | new rating: 1448 | ||
| Grand Prix Indianapolis 2013 (RTR limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 66 | Ripper, Matt (1500) | Won 2-1 | +181519 |
| 2sealed | 62 | Greenwood, Keith A (1507) | Lost 1-2 | -181501 |
| 3sealed | 199 | Martin, Steven (1575) | Lost 1-2 | -171484 |
| 4sealed | 345 | Vlahovich, Heather J (1368) | Lost 0-2 | -201464 |
| top | average opponent: 1488record: 1-3 | new rating: 1464 | ||
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 370 | Johnson, Matt T (1500) | Won 2-0 | +181518 |
| 2sealed | 221 | Kohman, Josh (1518) | Won 2-1 | +181536 |
| 3sealed | 1 | Nguyen, Kenny (1536) | Lost 0-2 | -181518 |
| 4sealed | 197 | Studley, James (1574) | Won 2-0 | +191537 |
| 5sealed | 179 | Ryan, Forrest (1525) | Lost 0-2 | -181519 |
| 6sealed | 317 | Stein, Patrick (1517) | Lost 1-2 | -181501 |
| top | average opponent: 1528record: 3-3 | new rating: 1501 | ||