Cornelius, Justin
Current rating: 1481
Record: 13-16
| Grand Prix Omaha 2017 (AKH standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 246 | Brechbill, Austin (1500) | Won 2-0 | +191464 |
| 2standard | 105 | Francis, Christopher (1399) | Lost 1-2 | -191445 |
| 3standard | 222 | Lum, Henry (1549) | Won 2-0 | +201465 |
| 4standard | 235 | Hopp, Chris (1560) | Won 2-0 | +201485 |
| 5standard | 154 | Weitz, Benjamin (1904) | Won 2-1 | +251510 |
| 6standard | 67 | Orrmons, Kale (1512) | Lost 0-2 | -181492 |
| 7standard | 128 | DeMars, Brian (1797) | Won 2-1 | +231515 |
| 8standard | 105 | Morris, Kyle (1562) | Lost 0-2 | -171498 |
| 9standard | 97 | Roberts, Grayson (1531) | Lost 0-2 | -171481 |
| top | average opponent: 1590record: 5-4 | new rating: 1481 | ||
| Grand Prix Minneapolis 2016 (SOI standard) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 81 | Zamora, Michael (1449) | Won 2-0 | +181476 |
| 2standard | 255 | Schindler, Laurence (1483) | Won 2-0 | +181494 |
| 3standard | 294 | Tilsen, Patrick (1500) | Lost 0-2 | -181476 |
| 4standard | 185 | Lange, Mason (1673) | Lost 1-2 | -141462 |
| 5standard | 448 | Gradert, Benjamin (1481) | Won 2-0 | +181480 |
| 6standard | 353 | Henkelman, Scott (1491) | Lost 0-2 | -171463 |
| 7standard | 406 | Noble, David [USA] (1465) | Won 2-0 | +181481 |
| 8standard | 260 | Tusler, Jacob (1520) | Lost 1-2 | -181463 |
| 9standard | 317 | Loescher, Joseph (1467) | Lost 0-2 | -181445 |
| top | average opponent: 1503record: 4-5 | new rating: 1445 | ||
| Grand Prix Omaha 2015 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 366 | Fabry, Zach (1500) | Lost 0-2 | -171431 |
| 2modern | 331 | Felber, Jonathan (1406) | Lost 0-2 | -191412 |
| 3modern | 532 | Wrona, Damon (1467) | Won 2-1 | +191431 |
| 4modern | 381 | Daharsh, Travis (1482) | Won 2-0 | +191450 |
| 5modern | 368 | Scullin, Ryan (1786) | Won 2-0 | +241474 |
| 6modern | 218 | Leigh, Donald (1518) | Lost 0-2 | -171457 |
| 7modern | 246 | Erker, Will (1475) | Won 2-0 | +181475 |
| 8modern | 226 | Kaiser, Taylor (1540) | Lost 0-2 | -171458 |
| top | average opponent: 1522record: 4-4 | new rating: 1458 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 228 | Parshall, William (1603) | Lost 1-2 | -161484 |
| 2sealed | 367 | Jenner, Anthony (1481) | Lost 0-2 | -181466 |
| 3sealed | 564 | Kim, Sung (1462) | Lost 0-2 | -181448 |
| top | average opponent: 1515record: 0-3 | new rating: 1448 | ||