Harrison, Luke
Current rating: 1646
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 95 | Roberts, Charis (1500) | Lost 0-2 | -201612 |
| 2standard | 120 | Gordon, Caleb (1520) | Lost 1-2 | -201592 |
| 3standard | 223 | Yee, Victor (1278) | Won 0-0 | +121604 |
| 4standard | 176 | Brice, Joseph (1481) | Lost 1-2 | -201584 |
| 5standard | 205 | Pearson, Max (1468) | Won 2-0 | +161600 |
| 6standard | 165 | Halliwill, Ethan (1488) | Won 2-0 | +161616 |
| 7standard | 141 | Shumate, Brad (1500) | Won 2-0 | +161632 |
| 8standard | 121 | Barnes, Justin (1439) | Won 2-0 | +141646 |
| top | average opponent: 1459record: 5-3 | new rating: 1646 | ||
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1610 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 333 | Ayers, Corey (1560) | Lost 1-2 | -191591 |
| 2standard | 364 | Suzuki, Anthony (1570) | Lost 1-2 | -181573 |
| 3standard | 657 | Triplett, Darrion (1464) | Won 2-0 | +161589 |
| 4standard | 538 | Ables, Josh (1481) | Lost 1-2 | -201569 |
| 5standard | 553 | Erolin, R. Leo (1463) | Won 2-0 | +161585 |
| 6standard | 495 | Benjamin, Adam (1479) | Won 2-0 | +161601 |
| 7standard | 336 | Kaylor, Taran (1516) | Won 2-1 | +171618 |
| 8standard | 247 | Palmer, Matthew (1410) | Won 2-0 | +141632 |
| top | average opponent: 1493record: 5-3 | new rating: 1632 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 343 | Briles, Benjamin (1500) | Lost 0-2 | -181482 |
| 2standard | 452 | Oster, Seth (1483) | Won 2-0 | +181500 |
| 3standard | 578 | Spittles, Trevor (1505) | Won 2-1 | +181518 |
| 4standard | 468 | Egenes, Jared (1523) | Won 2-0 | +181536 |
| 5standard | 273 | Daquiz, Abraham (1526) | Won 2-0 | +181554 |
| 6standard | 141 | Eyre, Karl (1679) | Won 2-0 | +201574 |
| 7standard | 43 | Hadley, Justin (1572) | Won 2-0 | +181592 |
| 8standard | 55 | Porchas, Justin (1538) | Lost 1-2 | -191573 |
| 9standard | 113 | Kudva, Vikram (1833) | Lost 1-2 | -131560 |
| 10standard | 144 | Chan, Robbie (1642) | Won 2-0 | +191579 |
| 11standard | 113 | Bemrose, Ryan (1803) | Won 2-1 | +221601 |
| 12standard | 72 | Cardwell, Kyle (1605) | Lost 0-2 | -181583 |
| 13standard | 101 | Lines, Dylan (1613) | Won 2-0 | +191602 |
| 14standard | 51 | Wigen, Mathew (1770) | Won 2-0 | +211623 |
| 15standard | 64 | Davoudi, Mani (1918) | Lost 1-2 | -131610 |
| top | average opponent: 1634record: 10-5 | new rating: 1610 | ||