Erickson, Zachery
Current rating: 1560
Record: 16-15-1
| Grand Prix Hartford 2018 (modern) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 92 | Streeter, Rebecca (1500) | Won 2-0 | +181541 |
| 2modern | 63 | DeJesus, Brandon (1518) | Lost 0-2 | -181523 |
| 3modern | 481 | Murphy, Jeremy (1497) | Won 2-0 | +171540 |
| 4modern | 559 | Monteiro, Nick (1517) | Won 2-1 | +181558 |
| 5modern | 138 | Chen, Shan Chun (1744) | Lost 0-2 | -151543 |
| 6modern | 461 | Larivee, Kyle (1523) | Won 2-1 | +181561 |
| 7modern | 254 | Roberson, Rameal (1515) | Lost 1-2 | -191542 |
| 8modern | 351 | Kerkau, Mathew (1523) | Won 2-1 | +181560 |
| top | average opponent: 1542record: 5-3 | new rating: 1560 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 347 | Howe, Brian (1446) | Won 2-0 | +181470 |
| 2modern | 421 | Cervantes, Jose (1572) | Won 2-1 | +201490 |
| 3modern | 293 | Castro, Maida (1500) | Won 2-1 | +181508 |
| 4modern | 165 | Nass, Matthew (2077) | Won 2-1 | +281536 |
| 5modern | 24 | Jacobson, Mark (2029) | Lost 1-2 | -101526 |
| 6modern | 75 | Blanchard, Derek (1541) | Won 2-1 | +181544 |
| 7modern | 118 | Ferry, Sergio (1583) | Lost 1-2 | -171527 |
| 8modern | 142 | Navarro, Alex (1488) | Lost 1-2 | -191508 |
| 9modern | 255 | Severa, Matt (1902) | Won 2-1 | +251533 |
| 10modern | 245 | Nagro, Jacob (1992) | Lost 1-2 | -101523 |
| 11modern | 241 | Culley, Anthony (1514) | Won 2-1 | +181541 |
| 12modern | 219 | Hall, Justin (1587) | Lost 1-2 | -181523 |
| top | average opponent: 1686record: 7-5 | new rating: 1523 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 412 | Gannon, Devin (1500) | Lost 0-2 | -181465 |
| 2modern | 1008 | Estell, Brock (1633) | Won 2-0 | +211486 |
| 3modern | 553 | Hall, Nicholas (1500) | Lost 1-2 | -181468 |
| 4modern | 1012 | Heck, Mike (1558) | Lost 1-2 | -161452 |
| 5modern | 1129 | Hasted, Arthur (1464) | Draw 0-0 | 01452 |
| top | average opponent: 1531record: 1-3-1 | new rating: 1452 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1018 | Foresta, Jordan (1465) | Won 2-1 | +171517 |
| 2modern | 915 | Aeschbacher, David (1677) | Won 2-1 | +211538 |
| 3modern | 814 | Saucier, David (1602) | Lost 1-2 | -171521 |
| 4modern | 902 | Salva, Matthew (1552) | Lost 1-2 | -171504 |
| 5modern | 1091 | Rodas, Carlos (1368) | Won 2-1 | +161520 |
| 6modern | 1023 | Stein, Joseph (1486) | Lost 1-2 | -191501 |
| 7modern | 949 | Kriner, Michael (1496) | Lost 0-2 | -181483 |
| top | average opponent: 1521record: 3-4 | new rating: 1483 | ||