Pettross, Luke
Current rating: 1588
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1600 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 41 | Ahrens, Jonathan (1449) | Lost 0-2 | -201580 |
| 2legacy | 758 | Navarro, Alex (1465) | Lost 0-2 | -211559 |
| 3legacy | 814 | Holcomb, Ty (1584) | Draw 1-1 | +11560 |
| 4legacy | 874 | Baalmann, Joseph (1464) | Lost 0-2 | -201540 |
| 5legacy | 821 | Beatty, Ian (1439) | Won 2-1 | +161556 |
| 6legacy | 688 | Otteson, Ben (1398) | Won 2-0 | +151571 |
| 7legacy | 533 | Goldsmith, Chris (1664) | Lost 0-2 | -161555 |
| 8legacy | 437 | Milkowski, Stanislaw (1445) | Won 2-0 | +161571 |
| 9legacy | 324 | Mangat, Chris (1500) | Won 2-1 | +171588 |
| top | average opponent: 1490record: 4-4-1 | new rating: 1588 | ||
| Grand Prix Denver 2013 (legacy) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 162 | Sargent, Ryan (1512) | Won 2-1 | +181536 |
| 2legacy | 83 | Moran, Christopher (1519) | Lost 1-2 | -191517 |
| 3legacy | 145 | Van Conett, Chris (1464) | Won 2-0 | +171534 |
| 4legacy | 171 | Gray, Jim (1416) | Won 2-0 | +161550 |
| 5legacy | 147 | Barrentine, Scott (1715) | Won 2-1 | +211571 |
| 6legacy | 87 | Froehlich, Eric (1930) | Lost 1-2 | -111560 |
| 7legacy | 108 | Bichanich, Tony C (1588) | Won 2-0 | +181578 |
| 8legacy | 62 | Wade, Joshua (1510) | Won 2-1 | +171595 |
| 9legacy | 68 | Goold, Brendan (1625) | Won 2-0 | +181613 |
| 10legacy | 42 | Tucker, Tyler (1714) | Won 2-1 | +201633 |
| 11legacy | 23 | McCluskie, Ted (1636) | Won 2-1 | +181651 |
| 12legacy | 7 | Signorini, Daniel (1697) | Lost 1-2 | -171634 |
| 13legacy | 29 | Kroetsch, Hans (1571) | Lost 0-2 | -191615 |
| 14legacy | 41 | Jensen, William (1800) | Lost 0-2 | -151600 |
| top | average opponent: 1621record: 9-5 | new rating: 1600 | ||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 16 | Spellman, Bryan (1501) | Lost 0-2 | -181482 |
| 2sealed | 126 | Fisher, Jake V (1482) | Won 2-1 | +181500 |
| 3sealed | 97 | Thompson, Samuel (1482) | Won 2-1 | +181518 |
| 4sealed | 94 | Wise, Nick (1659) | Lost 0-2 | -161502 |
| 5sealed | 125 | Moores, Andrew (1450) | Won 2-0 | +171519 |
| 6sealed | 68 | Sinnott, Timothy (1484) | Lost 0-2 | -181501 |
| 7sealed | 92 | Moss, Chris (1499) | Won 2-0 | +181519 |
| 8sealed | 67 | Chen, Cliff (1468) | Lost 0-2 | -191500 |
| 9sealed | 66 | Oxford, Uriah (1510) | Won 2-0 | +181518 |
| top | average opponent: 1504record: 5-4 | new rating: 1518 | ||