Horner, Justin
Current rating: 1440
Record: 19-25-1
| Grand Prix Louisville 2017 (legacy) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 341 | Partington, Josh (1605) | Lost 1-2 | -161477 |
| 2legacy | 683 | Godbey, Ricky (1482) | Lost 1-2 | -181459 |
| 3legacy | 968 | Wallin, Lars (1466) | Won 2-1 | +181477 |
| 4legacy | 962 | Thompson, Curtis (1386) | Lost 0-2 | -191458 |
| 5legacy | 925 | Wert, Jackson (1500) | Lost 1-2 | -181440 |
| top | average opponent: 1488record: 1-4 | new rating: 1440 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 116 | Chieng, Philip (1599) | Lost 1-2 | -161488 |
| 2legacy | 509 | Rice, Brian (1392) | Won 2-1 | +161504 |
| 3legacy | 644 | Pozsgay, Michael (1725) | Lost 0-2 | -141490 |
| 4legacy | 665 | Seipp, Brian (1603) | Lost 0-2 | -161474 |
| 5legacy | 765 | Matthews, Gregory (1536) | Won 2-1 | +191493 |
| 6legacy | 584 | Chatwood, Edward (1497) | Won 2-1 | +181511 |
| 7legacy | 604 | Hine, Peter (1496) | Lost 1-2 | -181493 |
| top | average opponent: 1550record: 3-4 | new rating: 1493 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1439 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1346 | Moulton, Kaleb B (1500) | Won 2-0 | +191458 |
| 2modern | 1335 | Meikle, Jeremy (1546) | Lost 1-2 | -171441 |
| 3modern | 1515 | Kilian, Micah (1513) | Lost 0-2 | -161425 |
| 4modern | 1652 | Perel, Erik (1481) | Won 2-0 | +191444 |
| 5modern | 1299 | Thomas, Geoffrey (1775) | Won 2-1 | +241468 |
| 6modern | 1259 | Tolar, Sandy (1538) | Won 2-0 | +191487 |
| 7modern | 1112 | Kurz, Ryan (1536) | Won 2-0 | +191506 |
| 8modern | 867 | Martin, Steven L (1477) | Won 2-1 | +171523 |
| 9modern | 770 | Uphoff, Thomas (1572) | Won 2-0 | +191542 |
| 10modern | 755 | Fulk, David (1855) | Lost 1-2 | -121530 |
| 11modern | 727 | Canfield, Jonathan (1709) | Won 2-1 | +211551 |
| 12modern | 736 | Dilks, Matthew (1697) | Lost 0-2 | -161535 |
| 13modern | 713 | Caliguiri, Frank (1634) | Lost 1-2 | -161519 |
| 14modern | 729 | Boisvert, Jordan (1673) | Lost 1-2 | -151504 |
| top | average opponent: 1608record: 8-6 | new rating: 1504 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 83 | Brooks, Donald (1445) | Won 2-0 | +171483 |
| 2sealed | 224 | Sivak, Louis (1518) | Lost 0-2 | -171466 |
| 3sealed | 332 | Sowers, Travis (1708) | Won 2-0 | +221488 |
| 4sealed | 346 | Chase, John (1640) | Lost 1-2 | -151473 |
| 5sealed | 295 | Byrn, David (1627) | Lost 1-2 | -151458 |
| 6sealed | 366 | Ahmad, Arbob (1384) | Lost 0-2 | -191439 |
| top | average opponent: 1554record: 2-4 | new rating: 1439 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 152 | Alvarez, Lance (1547) | Lost 1-2 | -171503 |
| 2legacy | 373 | Doyle, MacKenzie (1496) | Draw 1-1 | 01503 |
| 3legacy | 552 | Carson, Jared (1440) | Lost 1-2 | -191484 |
| 4legacy | 583 | Lowey, Hershel (1500) | Lost 0-2 | -181466 |
| top | average opponent: 1496record: 0-3-1 | new rating: 1466 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1439 | Griffin, Christian (1645) | Lost 0-2 | -151485 |
| 2modern | 1564 | Matusek, Dylan (1482) | Won 2-1 | +181503 |
| 3modern | 1394 | LaFlamme, Michael (1502) | Won 2-0 | +181521 |
| 4modern | 1259 | Byam, Derek (1518) | Won 2-0 | +181539 |
| 5modern | 1158 | Criss, Ronald (1547) | Won 2-0 | +181557 |
| 6modern | 1148 | Casey, Shawn (1440) | Lost 0-2 | -201537 |
| 7modern | 1234 | Beavers, John (1538) | Won 2-0 | +181555 |
| 8modern | 1150 | Coffey, Brandon 019 (1560) | Lost 0-2 | -181537 |
| 9modern | 1150 | Fornaro, Christopher (1629) | Lost 0-2 | -171520 |
| top | average opponent: 1540record: 5-4 | new rating: 1520 | ||