Mccartney, John
Current rating: 1480
| Grand Prix Manchester 2016 (SOI standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 172 | Morris, Scott (1500) | Lost 1-2 | -181480 |
| 2standard | 607 | Wilder, Louis (1484) | Draw 1-1 | 01480 |
| 3standard | 703 | Holman, Kane (1482) | Won 2-0 | +181498 |
| 4standard | 583 | Speed, Connor (1502) | Won 2-0 | +181516 |
| 5standard | 385 | Young, Pagan (1466) | Lost 0-2 | -191497 |
| 6standard | 507 | Swan, Martin (1582) | Won 2-0 | +201517 |
| 7standard | 387 | Harrison, Jeremy (1483) | Lost 0-2 | -191498 |
| 8standard | 456 | Vandini, Zacharie (1484) | Lost 0-2 | -181480 |
| top | average opponent: 1498record: 3-4-1 | new rating: 1480 | ||
| Grand Prix London 2015 (ORI standard) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 562 | Smith, Matty (1463) | Lost 1-2 | -201522 |
| 2standard | 867 | Lannon, Peter (1482) | Draw 1-1 | -11521 |
| 3standard | 1014 | Alcantara, Jomar (1391) | Won 2-0 | +161537 |
| 4standard | 914 | Curtis, Andrew (1471) | Lost 0-2 | -191518 |
| 5standard | 982 | Copeland, Jacob R (1481) | Won 2-1 | +171535 |
| 6standard | 889 | Briceno, Paul (1614) | Lost 0-2 | -161519 |
| 7standard | 676 | York, David (1488) | Won 2-1 | +171536 |
| 8standard | 608 | Lopez Mejia, David (1447) | Lost 0-2 | -201516 |
| 9standard | 439 | Sanz, Alex (1480) | Lost 1-2 | -181498 |
| top | average opponent: 1479record: 3-5-1 | new rating: 1498 | ||
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 38 | Binks, Mike (1384) | Won 2-1 | +161516 |
| 2block | 38 | Bonifacio da Costa, Vasco (1797) | Lost 1-2 | -131503 |
| 3block | 38 | Forge, Daniel (1498) | Won 2-1 | +181521 |
| 4block | 38 | Little, Stuart (1522) | Won 2-1 | +181539 |
| 5block | 38 | Fontana, Tomasz (1629) | Won 2-1 | +191558 |
| 6block | 38 | Pombinho, Fabio (1770) | Lost 1-2 | -141544 |
| 7block | 38 | Gallagher, George (1507) | Won 2-1 | +181562 |
| 8block | 38 | Poyntz, Sam (1450) | Lost 1-2 | -201542 |
| top | average opponent: 1570record: 5-3 | new rating: 1542 | ||