Celso, Jonathan
Current rating: 1507
Record: 12-12
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1565 | Karnes, Kevin (1563) | Won 2-1 | +181562 |
| 2legacy | 1525 | Williams, Steven (1654) | Lost 1-2 | -161546 |
| 3legacy | 1732 | Stephen, Mike (1435) | Lost 0-2 | -201526 |
| 4legacy | 1899 | Sun, James (1483) | Lost 0-2 | -191507 |
| top | average opponent: 1534record: 1-3 | new rating: 1507 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 55 | Yarrow, Ivy (1719) | Lost 1-2 | -161562 |
| 4legacy | 364 | Layman, Ryan (1471) | Won 2-0 | +161578 |
| 5legacy | 680 | Boettcher, Jared (1743) | Lost 0-2 | -151563 |
| 6legacy | 427 | Xu, Li (1483) | Lost 1-2 | -191544 |
| top | average opponent: 1604record: 1-3 | new rating: 1544 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 193 | Marushia, Mike (1428) | Lost 1-2 | -211527 |
| 2sealed | 266 | Chakraborty, Tiyash (1482) | Lost 1-2 | -181509 |
| 3sealed | 376 | Smith, Zacharie (1467) | Won 2-0 | +171526 |
| 4sealed | 387 | Cartagena, Christian (1388) | Won 2-0 | +151541 |
| 5sealed | 309 | Hilscher, James (1523) | Won 2-1 | +181559 |
| 6sealed | 206 | Vinpa, Isaac (1518) | Won 2-0 | +171576 |
| 7sealed | 152 | Cayne, Avery (1562) | Won 2-1 | +181594 |
| 8sealed | 139 | Lindo, Aaron (1684) | Lost 1-2 | -161578 |
| top | average opponent: 1506record: 5-3 | new rating: 1578 | ||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 505 | Canillas, Carmine (1500) | Won 2-1 | +181518 |
| 2sealed | 195 | Samuelson, David (1518) | Won 2-1 | +181536 |
| 3sealed | 80 | Wilcock, Chris (1518) | Lost 0-2 | -181518 |
| 4sealed | 291 | Howard, David (1819) | Won 2-0 | +231541 |
| 5sealed | 394 | Phraner, Ryan (1512) | Lost 0-2 | -191522 |
| 6sealed | 490 | Lufkin, Blake (1520) | Won 2-0 | +181540 |
| 7sealed | 248 | Wagstaff, Evan (1636) | Won 2-0 | +201560 |
| 8sealed | 237 | Pedrakowski, Tomasz (1862) | Lost 1-2 | -121548 |
| top | average opponent: 1611record: 5-3 | new rating: 1548 | ||