Nguyen, Yen
Current rating: 1628
Record: 13-8
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 825 | Hecht, Asher (1550) | Won 0-0 | +201503 |
| 2sealed | 690 | Cahill, Christopher J (1430) | Won 2-0 | +161519 |
| 3sealed | 642 | Ferrando, Matthew (1905) | Won 2-1 | +251544 |
| 4sealed | 606 | Dobbertin, Ty (1623) | Won 2-1 | +191563 |
| 5sealed | 546 | Spencer, James (1562) | Won 2-1 | +181581 |
| 6sealed | 510 | Stone, Matt (1606) | Won 2-1 | +191600 |
| 7sealed | 510 | Dowse, Bryan (1789) | Won 2-0 | +211621 |
| 8sealed | 506 | Postlethwait, William (1841) | Lost 1-2 | -141607 |
| 9sealed | 521 | Borden, Trent P (1761) | Won 2-0 | +211628 |
| 10sealed | 23 | Pargh, David (1729) | Lost 1-2 | -161612 |
| 11draft | 66 | Greenbaum, Micah (1561) | Won 2-0 | +171629 |
| 12draft | 50 | Bransfield, Justin (1652) | Won 2-1 | +181647 |
| 13draft | 87 | Jacob, Michael (2002) | Won 2-1 | +241671 |
| 14draft | 23 | Martell, Tom (2059) | Lost 1-2 | -111660 |
| 15draft | 22 | Kovac, Chase (1714) | Lost 0-2 | -171643 |
| 16draft | 51 | Chen, Jiayi (1819) | Lost 0-2 | -151628 |
| average opponent: 1725record: 11-5 | new rating: 1628 | |||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 5 | Reinhout, Nolan (1409) | Won 2-0 | +161516 |
| 2sealed | 55 | Spagnolo, Nicholas (1500) | Won 2-1 | +181534 |
| 3sealed | 21 | Pikula, Chris (1722) | Lost 0-2 | -151519 |
| 4sealed | 219 | Rifkind, Ryan (1518) | Lost 1-2 | -181501 |
| 5sealed | 258 | Yoder, Scott (1498) | Lost 0-2 | -181483 |
| average opponent: 1529record: 2-3 | new rating: 1483 | |||