Langton, Quinn
Current rating: 1428
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 172 | Fong, Christopher (1483) | Won 2-1 | +181479 |
| 2modern | 245 | Martin-Smith, Edward (1528) | Lost 0-2 | -171462 |
| 3modern | 1185 | Soleau, Shaun (1468) | Lost 0-2 | -181444 |
| 4modern | 1325 | Hettrick, Darragh (1466) | Won 2-0 | +191463 |
| 5modern | 922 | Macasinag, Remle (1494) | Lost 1-2 | -181445 |
| 6modern | 1204 | Figueroa, Carlos (1515) | Lost 0-2 | -171428 |
| top | average opponent: 1493record: 2-4 | new rating: 1428 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2272 | Labrash, Ayden (1500) | Won 2-0 | +191484 |
| 2modern | 2045 | Letourneau, Tony (1555) | Won 2-1 | +191503 |
| 3modern | 2141 | Brooks, Dane (1716) | Lost 1-2 | -141489 |
| 4modern | 2286 | Hnatyshyn, Nicholas (1517) | Lost 1-2 | -181471 |
| 5modern | 2531 | Davoudi, Mani (1848) | Won 2-1 | +251496 |
| 6modern | 2226 | Kiyonaga, Adam (1457) | Lost 0-2 | -191477 |
| 7modern | 2341 | Song, Anthony (1514) | Won 2-1 | +191496 |
| 8modern | 2242 | Taylor, Pat (1522) | Lost 0-2 | -181478 |
| 9modern | 2359 | Thomsen, Peter (1499) | Lost 0-2 | -171461 |
| top | average opponent: 1570record: 4-5 | new rating: 1461 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Im, Hannah (1500) | Lost 1-2 | -181482 |
| 2sealed | 627 | Peitso, Loren (1465) | Lost 1-2 | -181464 |
| 3sealed | 857 | Lassen, Nicholas (1427) | Lost 0-2 | -191445 |
| 4sealed | 845 | Black, Seth [USA] (1447) | Won 2-0 | +181463 |
| 5sealed | 784 | Cecil, Donovan (1407) | Won 2-0 | +171480 |
| 6sealed | 703 | Wu, Jia (1648) | Lost 1-2 | -151465 |
| top | average opponent: 1482record: 2-4 | new rating: 1465 | ||