Rosenfeld, Ian
Current rating: 1605
| Grand Prix Charlotte 2016 (modern) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 229 | Herrera, Gerardo (1395) | Won 2-0 | +141615 |
| 2modern | 149 | Lees, Logan (1518) | Won 2-0 | +161631 |
| 3modern | 487 | Rouse, Nicholas (1475) | Lost 0-2 | -211610 |
| 4modern | 211 | Ramsey, Nathan (1502) | Won 2-1 | +161626 |
| 5modern | 354 | Ketel, Ben (1684) | Won 2-0 | +191645 |
| 6modern | 517 | Bates, Bryon (1540) | Won 2-1 | +161661 |
| 7modern | 131 | Schrantz, Mac (1686) | Lost 1-2 | -171644 |
| 8modern | 259 | Thacker, Caleb (1590) | Lost 0-2 | -191625 |
| 9modern | 341 | Karsten, James (1505) | Lost 1-2 | -201605 |
| top | average opponent: 1544record: 5-4 | new rating: 1605 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1019 | Boss, Samuel (1452) | Lost 1-2 | -191480 |
| 2modern | 1057 | Badillo, David (1482) | Won 2-0 | +181498 |
| 3modern | 993 | Smith, Isaak (1500) | Won 2-1 | +181516 |
| 4modern | 797 | Kennedy, Jordan (1488) | Lost 1-2 | -191497 |
| 5modern | 970 | James, Dakota (1442) | Won 2-0 | +171514 |
| 6modern | 805 | Radcliffe, Ryan (1521) | Won 2-0 | +181532 |
| 7modern | 664 | Dupal, Stephen (1513) | Won 2-0 | +181550 |
| 8modern | 696 | Miller, Robert (1594) | Won 2-1 | +191569 |
| 9modern | 597 | Iwerks, Christopher (1555) | Won 2-0 | +181587 |
| 10modern | 747 | Martell, Tom (1876) | Won 2-0 | +231610 |
| 11modern | 706 | Severson, Eric (1957) | Lost 0-2 | -121598 |
| 12modern | 676 | Long, David (1597) | Lost 0-2 | -181580 |
| 13modern | 709 | Margolis, Max (1639) | Won 2-1 | +191599 |
| 14modern | 685 | Caliguiri, Frank (1650) | Won 2-0 | +191618 |
| 15modern | 667 | Turner, Tim (1660) | Lost 0-2 | -171601 |
| top | average opponent: 1595record: 10-5 | new rating: 1601 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 370 | Yuen, Justin (1469) | Lost 1-2 | -191481 |
| 2modern | 494 | O'Grady, Tyler (1523) | Won 2-0 | +191500 |
| 3modern | 524 | Schaaf, Chris (1488) | Draw 1-1 | 01500 |
| 4modern | 476 | Wade, Jeremy (1501) | Won 2-1 | +181518 |
| 5modern | 320 | Neal, Ryan (1442) | Lost 1-2 | -191499 |
| top | average opponent: 1484record: 2-2-1 | new rating: 1499 | ||