Biondillo, Julian
Current rating: 1555
Record: 19-18-1
| Grand Prix Detroit 2016 (modern) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 106 | Diericx, Kenny (1500) | Won 2-1 | +191494 |
| 2modern | 557 | McIlwaine, Patrick (1518) | Won 2-0 | +181512 |
| 3modern | 315 | Layton, William (1536) | Won 2-1 | +191531 |
| 4modern | 42 | Ly, Andrew (1614) | Won 2-0 | +191550 |
| 5modern | 9 | Braun-Duin, Brian (2048) | Lost 1-2 | -101540 |
| 6modern | 159 | Drout, Matthew (1559) | Lost 1-2 | -171523 |
| 7modern | 417 | Manfield, Seth (1998) | Lost 0-2 | -101513 |
| 8modern | 548 | Endejan, Caleb (1552) | Won 2-0 | +191532 |
| 9modern | 291 | Tremblay, Mark (1523) | Won 2-0 | +171549 |
| 10modern | 339 | Nadeau, Jordan (1558) | Lost 1-2 | -171532 |
| 11modern | 261 | Semerau, Brandon (1636) | Lost 1-2 | -171515 |
| 12modern | 294 | Carle, Ian (1640) | Won 2-1 | +211536 |
| 13modern | 238 | Farrar, Jake (1530) | Lost 0-2 | -181518 |
| 14modern | 222 | Kimble, Michael (1527) | Won 2-0 | +181536 |
| 15modern | 192 | Lau, Toby (1623) | Won 2-0 | +191555 |
| top | average opponent: 1624record: 9-6 | new rating: 1555 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Kelone, Derek (1414) | Won 2-1 | +161526 |
| 2sealed | 379 | Campbell, Seamus (1658) | Lost 1-2 | -151511 |
| 3sealed | 617 | Pestka, Mark (1464) | Lost 1-2 | -191492 |
| 4sealed | 740 | Dempsey, Jacob (1567) | Lost 0-2 | -171475 |
| top | average opponent: 1526record: 1-3 | new rating: 1475 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 496 | Snitko, Michael (1432) | Draw 1-1 | -21490 |
| 2sealed | 380 | Miller, Ben (1538) | Lost 1-2 | -171473 |
| 3sealed | 588 | Camp, Darryl (1499) | Won 2-0 | +191492 |
| 4sealed | 507 | Cooney, James (1495) | Won 2-0 | +181510 |
| 5sealed | 358 | Knowlton, John (1517) | Won 2-0 | +181528 |
| 6sealed | 230 | Davis, Albert (1559) | Won 2-1 | +191547 |
| 7sealed | 144 | Cruz, Michael (1540) | Lost 1-2 | -191528 |
| 8sealed | 238 | Castillo-Vergara, Franklyn (1507) | Lost 0-2 | -181510 |
| top | average opponent: 1511record: 4-3-1 | new rating: 1510 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 72 | Corradi, Gregory (1718) | Lost 1-2 | -151528 |
| 5sealed | 172 | Efelis, George P (1536) | Lost 1-2 | -181510 |
| 6sealed | 217 | Nguyen, Robert (1461) | Lost 0-2 | -181492 |
| top | average opponent: 1572record: 0-3 | new rating: 1492 | ||
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 26 | Brown, Wayne (1500) | Won 2-0 | +181518 |
| 2standard | 228 | Wilson, Billie (1500) | Won 2-0 | +181536 |
| 3standard | 164 | Wienburg, Ben (1745) | Won 2-0 | +211557 |
| 4standard | 168 | Anderson, James D (1493) | Lost 1-2 | -191538 |
| 5standard | 264 | Adams, Joshua H (1676) | Lost 0-2 | -151523 |
| 6standard | 333 | Ares, Nicolas (1583) | Won 2-0 | +191542 |
| 7standard | 252 | Berg, Tim (1721) | Won 2-1 | +211563 |
| 8standard | 198 | Potts, Charles (1456) | Lost 1-2 | -201543 |
| top | average opponent: 1584record: 5-3 | new rating: 1543 | ||