Kates, Sean
Current rating: 1455
Record: 9-13
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 489 | Queen, Josh (1520) | Lost 1-2 | -171429 |
| 2sealed | 461 | McMahon, Holly (1482) | Won 2-0 | +191448 |
| 3sealed | 566 | Spak, Douglas B (1481) | Lost 1-2 | -171431 |
| 4sealed | 621 | Dail, Ryan (1549) | Won 2-1 | +201451 |
| 5sealed | 404 | Shorr, Ardon (1500) | Won 2-1 | +191470 |
| 6sealed | 323 | Nolan, David (1661) | Lost 1-2 | -151455 |
| top | average opponent: 1532record: 3-3 | new rating: 1455 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 646 | Petrie, Chuck A (1500) | Won 0-0 | +181477 |
| 2sealed | 676 | Rein, Daniel (1615) | Lost 0-2 | -151462 |
| 3sealed | 690 | Dorohovich, John (1500) | Won 2-1 | +191481 |
| 4sealed | 649 | Rosario Jr., Wil (1502) | Lost 0-2 | -181463 |
| 5sealed | 728 | Brown, Blake (1500) | Lost 0-2 | -171446 |
| top | average opponent: 1523record: 2-3 | new rating: 1446 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 13 | Levine, Scott (1431) | Won 2-1 | +181481 |
| 3standard | 44 | Azzano, Douglas (1740) | Won 2-0 | +221503 |
| 4standard | 92 | Dye, Brandon (1635) | Lost 0-2 | -151488 |
| 5standard | 116 | McDuffie, Korey (1674) | Lost 1-2 | -151473 |
| 6standard | 459 | Chu, Tony (1679) | Lost 1-2 | -141459 |
| top | average opponent: 1632record: 2-3 | new rating: 1459 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 223 | Devine, Matt (1500) | Lost 1-2 | -181482 |
| 2standard | 303 | Malafarina, David (1482) | Lost 0-2 | -181464 |
| 3standard | 408 | Wiles, Sam (1464) | Won 2-1 | +181482 |
| 4standard | 306 | Schrage, Michael (1482) | Won 2-0 | +181500 |
| 5standard | 237 | Williams, James M (1500) | Lost 0-2 | -181482 |
| 6standard | 286 | Grawbarger, Mike (1432) | Lost 0-2 | -191463 |
| top | average opponent: 1477record: 2-4 | new rating: 1463 | ||