Mellon, William
Current rating: 1595
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 287 | Mitchell, Samuel (1553) | Won 2-0 | +181555 |
| 2sealed | 129 | Mason, Joshua 2 (1519) | Lost 1-2 | -181537 |
| 3sealed | 555 | Griffith, Maitland (1523) | Won 2-0 | +171554 |
| 4sealed | 445 | Riggins, Littleton (1519) | Won 2-1 | +181572 |
| 5sealed | 352 | Austin, Lance (1837) | Won 2-1 | +221594 |
| 6sealed | 160 | Blain, Bret (1499) | Lost 0-2 | -191575 |
| 7sealed | 338 | Brown, Paul (1479) | Won 2-0 | +161591 |
| 8sealed | 151 | Airaksinen, Mikko (1751) | Lost 0-2 | -151576 |
| 9sealed | 317 | Miles, Aaron (1626) | Won 2-0 | +191595 |
| top | average opponent: 1590record: 6-3 | new rating: 1595 | ||
| Grand Prix Pittsburgh 2016 (SOI standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 363 | Nguyen, Richard (1919) | Lost 1-2 | -111506 |
| 2standard | 396 | Altschuler, Daniel (1480) | Won 2-0 | +181524 |
| 3standard | 451 | Keefe, William (1504) | Draw 1-1 | -11523 |
| 4standard | 477 | Li, Mingliang (1496) | Lost 1-2 | -181505 |
| 5standard | 549 | Townsend, Heather (1426) | Won 2-0 | +161521 |
| 6standard | 442 | Nguyen, Van (1465) | Lost 0-2 | -191502 |
| 7standard | 477 | Otto, Rachel (1451) | Won 2-1 | +171519 |
| 8standard | 387 | Hontz, Shawn (1498) | Won 2-1 | +181537 |
| top | average opponent: 1530record: 4-3-1 | new rating: 1537 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 609 | Johnson, Justin 8477 (1500) | Lost 0-2 | -181482 |
| 2modern | 917 | Smigielski, AJ (1438) | Lost 1-2 | -191463 |
| 3modern | 1144 | Wisniewski, Mark (1464) | Won 2-1 | +181481 |
| 4modern | 1044 | Woerner, Alex (1480) | Won 2-1 | +181499 |
| 5modern | 911 | Cote, Eric (1414) | Lost 1-2 | -191480 |
| 6modern | 824 | McGinnis, Ben (1487) | Won 2-0 | +181498 |
| 7modern | 630 | Murphy, Marc (1484) | Won 2-1 | +181516 |
| 8modern | 406 | Savarin, Billy (1600) | Lost 1-2 | -171499 |
| 9modern | 398 | Rohrer, Eric (1505) | Won 2-1 | +181517 |
| top | average opponent: 1486record: 5-4 | new rating: 1517 | ||