Vroman, Robert
Current rating: 1569
Record: 18-14-2
| Grand Prix Providence 2011 (legacy) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 463 | Bregoli, Mike (1637) | Won 2-0 | +191584 |
| 5legacy | 432 | Juza, Martin (2025) | Lost 1-2 | -101574 |
| 6legacy | 480 | Bernard, Matthew (1441) | Won 2-1 | +161590 |
| 7legacy | 450 | Anderson, Andrew T (1527) | Lost 1-2 | -201570 |
| 8legacy | 452 | Ragusa, Michael (1541) | Won 2-0 | +181588 |
| 9legacy | 426 | Pratt, Taylor (1525) | Lost 1-2 | -191569 |
| top | average opponent: 1616record: 3-3 | new rating: 1569 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 132 | Mclane, Ryan (1483) | Lost 0-2 | -191552 |
| 3extended | 174 | Delaney, Mike (1500) | Won 2-0 | +171569 |
| 4extended | 125 | Anderson, James G (1517) | Won 2-1 | +171586 |
| 5extended | 114 | Jung, Sang (1487) | Lost 0-2 | -201566 |
| 6extended | 181 | Hirezi, Manny (1519) | Won 2-0 | +171583 |
| 7extended | 128 | Adams, Joshua H (1571) | Lost 0-2 | -181565 |
| top | average opponent: 1513record: 3-3 | new rating: 1565 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1541 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 216 | Gosse, Eric (1500) | Lost 1-2 | -181523 |
| 2legacy | 440 | Siliekus, Michael (1412) | Draw 1-1 | -21521 |
| 3legacy | 473 | Frank, Harry (1400) | Won 2-0 | +151536 |
| 4legacy | 386 | Noland, Donald (1511) | Won 2-1 | +181554 |
| 5legacy | 273 | Olree, Dan (1518) | Won 2-1 | +171571 |
| 6legacy | 164 | Moravick, Michael T (1536) | Won 2-1 | +181589 |
| 7legacy | 106 | Conta, Anthony (1540) | Won 2-1 | +171606 |
| 8legacy | 63 | Miller, Rashad (1728) | Lost 0-1 | -161590 |
| 9legacy | 109 | Cobarrubias, Bryant (1563) | Lost 1-2 | -191571 |
| top | average opponent: 1523record: 5-3-1 | new rating: 1571 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 11 | Wheatley, Barry (1464) | Won 2-0 | +171517 |
| 2legacy | 173 | Snyder, Jason (1518) | Won 2-0 | +181535 |
| 3legacy | 107 | LaPille, Thomas (1724) | Lost 1-2 | -141521 |
| 4legacy | 173 | Taulbee, Brad (1817) | Won 2-1 | +231544 |
| 5legacy | 146 | Aparin, Alex A (1498) | Won 2-0 | +171561 |
| 6legacy | 41 | Wowelko, Nicholas (1570) | Draw 1-1 | 01561 |
| 7legacy | 68 | De Rosa, Antonino (1859) | Won 2-1 | +241585 |
| 8legacy | 40 | Rusiecki, Jonathan (1522) | Lost 0-2 | -201565 |
| 9legacy | 88 | Anderson, Michael (1356) | Won 2-0 | +151580 |
| 10legacy | 46 | Moreno, William (1596) | Lost 0-2 | -181562 |
| 11legacy | 55 | Wludyka, Joshua (1509) | Lost 0-2 | -191543 |
| 12legacy | 62 | young, jimmy (1461) | Won 2-0 | +171560 |
| 13legacy | 51 | Knapp, John J (1547) | Lost 0-2 | -191541 |
| top | average opponent: 1572record: 7-5-1 | new rating: 1541 | ||