Yan, Sean
Current rating: 1625
Record: 12-6-1
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 392 | Mosca, Matthew (1500) | Won 2-1 | +181499 |
| 2sealed | 83 | Demicco, Edward (1525) | Won 2-0 | +191518 |
| 3sealed | 240 | Arar, Seth (1538) | Won 2-1 | +181536 |
| 4sealed | 174 | Tremblay, Sebastien (1619) | Won 2-0 | +201556 |
| 5sealed | 69 | Manfield, Seth (2114) | Won 2-1 | +271583 |
| 6sealed | 83 | Kassis, Eli (1840) | Lost 0-2 | -131570 |
| 7sealed | 47 | Warren, Mike (1570) | Won 2-1 | +181588 |
| 8sealed | 53 | Healy, John (1598) | Won 2-1 | +181606 |
| 9sealed | 30 | Hoffmann, Matthew (1682) | Won 2-0 | +191625 |
| top | average opponent: 1665record: 8-1 | new rating: 1625 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 609 | Forker, Nicholas (1518) | Won 2-0 | +181538 |
| 2sealed | 413 | Hagaman, Charles (1445) | Lost 1-2 | -201518 |
| 3sealed | 593 | Schultz, Michael (1487) | Lost 0-2 | -191499 |
| 4sealed | 697 | Lafferty, Tom (1481) | Lost 0-2 | -181481 |
| top | average opponent: 1483record: 1-3 | new rating: 1481 | ||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 332 | Blanchard, Michael (1505) | Draw 1-1 | 01500 |
| 2standard | 398 | Boyce, Cyrus (1522) | Won 2-0 | +191519 |
| 3standard | 306 | Potts, John (1518) | Lost 0-2 | -191500 |
| 4standard | 531 | Nowakowski, Brian (1501) | Won 2-0 | +191519 |
| 5standard | 376 | Larry M. L, (1503) | Won 2-1 | +171536 |
| 6standard | 249 | Pangle, Jason (1621) | Lost 1-2 | -161520 |
| top | average opponent: 1528record: 3-2-1 | new rating: 1520 | ||