Phillips, Jon B
Current rating: 1399
| Grand Prix Kansas City 2013 (modern) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 183 | Hodges, Matt (1500) | Lost 0-2 | -171413 |
| 2modern | 240 | Reinig, Jonathan (1482) | Lost 1-2 | -171396 |
| 3modern | 402 | Banister, Austin (1464) | Won 2-0 | +191415 |
| 4modern | 411 | Grokowsky, David (1483) | Lost 0-2 | -161399 |
| top | average opponent: 1482record: 1-3 | new rating: 1399 | ||
| Grand Prix Chicago 2012 (modern) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 123 | Scheer, Kevin (1500) | Lost 0-2 | -171445 |
| 2modern | 411 | Allen, Nathan (1482) | Lost 1-2 | -171428 |
| 3modern | 451 | Sowder, Christopher (1554) | Won 2-0 | +201448 |
| 4modern | 401 | Foss, Gregory (1429) | Lost 1-2 | -181430 |
| top | average opponent: 1491record: 1-3 | new rating: 1430 | ||
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | Wages, Zach (1500) | Won 2-1 | +181518 |
| 2sealed | 239 | Shaffer, Isaac S (1518) | Lost 1-2 | -181500 |
| 3sealed | 287 | Thomas, Jason (1499) | Lost 1-2 | -181482 |
| 4sealed | 423 | Bates, John (1434) | Draw 1-1 | -11481 |
| 5sealed | 391 | Schecter, Michael (1482) | Won 2-0 | +181499 |
| 6sealed | 325 | Fung, Felix (1499) | Lost 1-2 | -181481 |
| 7sealed | 296 | Stack, Alexander R (1431) | Lost 0-2 | -191462 |
| top | average opponent: 1481record: 2-4-1 | new rating: 1462 | ||