Jones, John
Current rating: 1517
Record: 12-11
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 502 | Ledoux, Carlos (1463) | Lost 0-2 | -201539 |
| 2sealed | 577 | Brecher, Ezekiel (1452) | Lost 0-2 | -191520 |
| 3sealed | 953 | DeSutter, Ryan (1402) | Won 2-1 | +161536 |
| 4sealed | 868 | Justus, Derek (1481) | Lost 0-2 | -191517 |
| top | average opponent: 1449record: 1-3 | new rating: 1517 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 864 | Engrav, Miles (1500) | Won 2-1 | +181517 |
| 2modern | 772 | Miskolitz, Brian (1394) | Won 2-1 | +161533 |
| 3modern | 893 | Aitken, William (1737) | Won 2-1 | +211554 |
| 4modern | 748 | Smith, Elbert (1561) | Lost 1-2 | -171537 |
| 5modern | 816 | Smrekar, Aaron (1481) | Won 2-0 | +171554 |
| 6modern | 721 | Rusch, Robert (1605) | Won 2-0 | +181572 |
| 7modern | 563 | Fitzgerald, Marcus (1532) | Won 2-1 | +181590 |
| 8modern | 526 | McLees, Chris (1541) | Lost 1-2 | -191571 |
| 9modern | 555 | Scott-Vargas, Luis (1932) | Lost 0-2 | -121559 |
| top | average opponent: 1587record: 6-3 | new rating: 1559 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 530 | Jones, David (1353) | Won 2-0 | +151535 |
| 2sealed | 278 | Bradley, Trevor L (1525) | Lost 0-2 | -181517 |
| 3sealed | 636 | Fields, Sean (1498) | Lost 1-2 | -191498 |
| 4sealed | 651 | Hollman, Mandy (1483) | Won 2-1 | +181516 |
| 5sealed | 544 | Pfersich, Yoann (1561) | Lost 0-2 | -171499 |
| top | average opponent: 1484record: 2-3 | new rating: 1499 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 525 | Kasper, Bill (1500) | Lost 0-2 | -181482 |
| 2sealed | 530 | Schlosberg, Brittany (1488) | Won 2-1 | +181500 |
| 3sealed | 591 | Kulik, Lirek (1621) | Won 2-1 | +201520 |
| 4sealed | 543 | Mannino, Ryan (1518) | Won 2-1 | +181538 |
| 5sealed | 367 | Adenbaum, Benjamin (1520) | Lost 1-2 | -181520 |
| top | average opponent: 1530record: 3-2 | new rating: 1520 | ||