Walterscheid, Corby
Current rating: 1515
Record: 19-18-2
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 39 | Weidenkeller, Conrad (1453) | Lost 0-2 | -201532 |
| 2modern | 930 | Felger, Scott (1452) | Won 2-0 | +171549 |
| 3modern | 691 | Lozano, Andrew (1775) | Lost 1-2 | -141535 |
| 4modern | 773 | Goldman, Joseph (1412) | Lost 1-2 | -201515 |
| top | average opponent: 1523record: 1-3 | new rating: 1515 | ||
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 218 | Gould, Jeremy (1398) | Lost 1-2 | -211581 |
| 2standard | 445 | Laird, James (1482) | Lost 0-2 | -201561 |
| 3standard | 545 | Shannon, Justin (1398) | Won 2-0 | +151576 |
| 4standard | 448 | Preston, Daniel (1455) | Won 2-1 | +161592 |
| 5standard | 321 | LaMunyon, Josh (1520) | Lost 1-2 | -201572 |
| 6standard | 404 | Roos, Alexander (1454) | Lost 1-2 | -201552 |
| top | average opponent: 1451record: 2-4 | new rating: 1552 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1610 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 497 | Carter, Keith (1500) | Won 2-1 | +161626 |
| 2standard | 17 | Horn, Lee (1607) | Won 2-0 | +181644 |
| 3standard | 240 | Weber, Cory (1536) | Won 2-0 | +161660 |
| 4standard | 23 | Chapin, Patrick (1829) | Lost 1-2 | -151645 |
| 5standard | 156 | Buth, Andrew (1600) | Lost 0-0 | -191626 |
| 6standard | 253 | Yelton, Ed (1512) | Lost 0-2 | -201606 |
| 7standard | 378 | Donovan, Kyle (1532) | Won 2-1 | +161622 |
| 8standard | 360 | McClelon III, Robert (1501) | Lost 0-2 | -201602 |
| top | average opponent: 1577record: 4-4 | new rating: 1602 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1600 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 320 | Marks, Ray (1518) | Won 2-0 | +161616 |
| 3standard | 14 | Keller, Koby (1502) | Lost 1-2 | -201596 |
| 4standard | 350 | Bueide, Andrew (1518) | Draw 1-1 | -11595 |
| 5standard | 310 | Banfe, Brett (1522) | Draw 1-1 | -21593 |
| 6standard | 403 | Peil, Shannon (1520) | Won 2-0 | +171610 |
| top | average opponent: 1516record: 2-1-2 | new rating: 1610 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 161 | Sautter, Bailey (1500) | Won 2-0 | +191500 |
| 2standard | 67 | Valente, Joey (1499) | Won 2-0 | +181518 |
| 3standard | 100 | Frank, Issac (1535) | Lost 0-2 | -181500 |
| 4standard | 233 | Klosterman, Stefan (1627) | Won 2-0 | +201520 |
| 5standard | 202 | Barraza, Florentino (1534) | Won 2-0 | +191539 |
| 6standard | 130 | Bresler, Reuben (1698) | Won 2-0 | +211560 |
| 7standard | 30 | Lin, Yuming (1571) | Won 2-0 | +181578 |
| 8standard | 43 | Lehner, Bernhard (1975) | Won 2-0 | +251603 |
| 9standard | 39 | Murray, Zachary (1600) | Won 2-1 | +181621 |
| 10standard | 4 | Johnson-Epstein, Jasper (1803) | Lost 0-2 | -151606 |
| 11standard | 29 | Kim, David (1610) | Lost 1-2 | -181588 |
| 12standard | 60 | Chreptyk, Brandon (1772) | Lost 1-2 | -151573 |
| 13standard | 66 | Moss, Brian (1701) | Lost 1-2 | -151558 |
| 14standard | 68 | Blum, Tyler (1755) | Won 2-1 | +211579 |
| 15standard | 67 | Simon, Michael (1711) | Won 2-0 | +211600 |
| top | average opponent: 1659record: 10-5 | new rating: 1600 | ||
| Grand Prix Albuquerque 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 101 | Wagner, Sean (1469) | Lost 0-2 | -191481 |
| top | record: 0-1 | new rating: 1481 | ||