Conca, Jon
Current rating: 1524
Record: 16-19
| Grand Prix Montreal 2016 (EMN limited) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2427 | Fauchoux, Ryan (1500) | Lost 0-2 | -191524 |
| top | record: 0-1 | new rating: 1524 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 307 | Berke, Andrew (1544) | Won 2-0 | +191493 |
| 4modern | 123 | Kaiser, Taylor (1641) | Won 2-1 | +211514 |
| 5modern | 37 | Gillis, Daniel (1711) | Won 2-0 | +221536 |
| 6modern | 21 | Durham, Tim (1564) | Won 2-0 | +181554 |
| 7modern | 19 | Herrera, Joseph (1712) | Lost 0-2 | -151539 |
| 8modern | 25 | Signor, Jeremy (1617) | Lost 0-2 | -171522 |
| 9modern | 199 | Turtenwald, Owen (2144) | Won 2-0 | +281550 |
| 10modern | 104 | Black, Samuel (2009) | Lost 1-2 | -101540 |
| 11modern | 122 | Syed, Zan (1910) | Lost 1-2 | -111529 |
| 12modern | 145 | Maholic, Ross (1633) | Won 2-0 | +201549 |
| 13modern | 125 | Myers, Jonathon (1588) | Won 2-0 | +181567 |
| 14modern | 36 | Kassis, Eli (1844) | Lost 0-2 | -131554 |
| 15modern | 106 | Tse, Felix (1949) | Lost 1-2 | -111543 |
| top | average opponent: 1759record: 7-6 | new rating: 1543 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 9 | Fortier, Michael (1435) | Won 2-0 | +171476 |
| 2sealed | 144 | Mohns, Ashton (1517) | Won 2-1 | +191495 |
| 3sealed | 35 | Smith, Nathaniel (1882) | Lost 0-2 | -111484 |
| 4sealed | 273 | Anderson, Robert (1772) | Won 2-1 | +231507 |
| 5sealed | 133 | Caux, Jean-Sebastien (1527) | Lost 0-2 | -181489 |
| 6sealed | 174 | Longo, Tyler (1656) | Lost 0-2 | -151474 |
| top | average opponent: 1632record: 3-3 | new rating: 1474 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 239 | McCune, David (1500) | Won 2-1 | +191450 |
| 2sealed | 66 | Yip, Michael (1466) | Won 2-0 | +181468 |
| 3sealed | 86 | Klenocki, Zoltan (1537) | Lost 1-2 | -171451 |
| 4sealed | 346 | Smith, Bryan (1406) | Lost 0-2 | -181433 |
| 5sealed | 442 | Casullo, Daniel (1499) | Won 2-1 | +191452 |
| 6sealed | 256 | Murphy, Michael (1521) | Won 2-0 | +191471 |
| 7sealed | 172 | Ford, Jason (1778) | Lost 1-2 | -121459 |
| top | average opponent: 1530record: 4-3 | new rating: 1459 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 781 | Hildreth, Nicholas (1572) | Lost 1-2 | -161466 |
| 2modern | 1012 | Russell, Asa (1487) | Lost 0-2 | -181448 |
| 3modern | 1194 | Jordan, Gregory (1464) | Lost 0-2 | -171431 |
| top | average opponent: 1508record: 0-3 | new rating: 1431 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 258 | Brooker, Corey (1500) | Lost 1-2 | -181482 |
| 2sealed | 571 | Jeskie, Aaron (1482) | Lost 1-2 | -181464 |
| 3sealed | 808 | Faulkner, Gryphon (1460) | Won 2-0 | +181482 |
| 4sealed | 585 | Reynolds, Adrienne (1313) | Won 2-1 | +151497 |
| 5sealed | 420 | Anctil, Kevin (1689) | Lost 1-2 | -151482 |
| top | average opponent: 1489record: 2-3 | new rating: 1482 | ||