Sierra, Edwin
Current rating: 1493
Record: 13-14
| Grand Prix New York 2016 (SOI standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 537 | Barragan, Alfredo (1500) | Lost 0-2 | -191495 |
| 2standard | 674 | Coombe, Alan (1429) | Won 2-1 | +171512 |
| 3standard | 600 | Mei, Tony (1471) | Lost 1-2 | -191493 |
| top | average opponent: 1467record: 1-2 | new rating: 1493 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1442 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 162 | Lam, Barney (1500) | Won 2-0 | +191461 |
| 2sealed | 203 | Chew, David (1520) | Won 2-0 | +191480 |
| 3sealed | 21 | Siska, Dustin (1485) | Won 2-1 | +191499 |
| 4sealed | 15 | Reed, Steven (1556) | Won 2-0 | +191518 |
| 5sealed | 84 | Ghiron, Marc (1569) | Won 2-1 | +191537 |
| 6sealed | 6 | Tharmaratnam, Samuel (1882) | Lost 1-2 | -121525 |
| 7sealed | 38 | Edelman, Douglas (1639) | Won 2-1 | +201545 |
| 8sealed | 46 | Pogorzhelsky, Alessandro (1604) | Lost 0-2 | -171528 |
| 9sealed | 134 | Tao, Jiachen (1738) | Lost 0-2 | -141514 |
| top | average opponent: 1610record: 6-3 | new rating: 1514 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 198 | Orr, Chaun (1516) | Lost 0-2 | -171460 |
| 2sealed | 423 | Hensel, Cameron (1488) | Lost 0-2 | -181442 |
| top | average opponent: 1502record: 0-2 | new rating: 1442 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1707 | Zhang, Chenyi (1500) | Lost 0-2 | -181477 |
| top | record: 0-1 | new rating: 1477 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 664 | Buettner, Justin (1462) | Lost 0-0 | -191478 |
| 2sealed | 791 | Hayman, Carl (1486) | Lost 1-2 | -181460 |
| 3sealed | 928 | Shea, Matthew (1464) | Won 2-0 | +181478 |
| 4sealed | 817 | Se Hyun, Park (1481) | Won 2-0 | +181496 |
| 5sealed | 846 | Soteros, Brian (1500) | Won 2-0 | +181514 |
| 6sealed | 736 | Barrett, Chris (1440) | Lost 1-2 | -191495 |
| top | average opponent: 1472record: 3-3 | new rating: 1495 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 284 | Dowd, Kevin (1500) | Won 2-0 | +181518 |
| 2standard | 147 | Lo, Justin (1388) | Won 2-1 | +161534 |
| 3standard | 31 | Jennings, Chris (1536) | Won 2-1 | +181552 |
| 4standard | 33 | Searles, James (1427) | Lost 1-2 | -211531 |
| 5standard | 139 | Rosenberg, Chad C (1502) | Lost 0-2 | -181513 |
| 6standard | 255 | Farrell, Michael K (1613) | Lost 0-2 | -161497 |
| top | average opponent: 1494record: 3-3 | new rating: 1497 | ||