Henderson, James
Current rating: 1492
Record: 12-12
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 947 | Sterling Jr, Christopher (1477) | Lost 1-2 | -191535 |
| 2modern | 738 | Ketcheson, Derek (1451) | Lost 1-2 | -191516 |
| 3modern | 1313 | Castaneda, Christian (1419) | Won 2-0 | +161532 |
| 4modern | 1347 | Wong, Tiffany (1431) | Lost 1-2 | -201512 |
| 5modern | 1220 | Finol, David (1427) | Lost 1-2 | -201492 |
| top | average opponent: 1441record: 1-4 | new rating: 1492 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 247 | Cramer, Zach (1479) | Won 2-1 | +171579 |
| 2modern | 247 | Andrew, Ronald (1500) | Won 2-0 | +161595 |
| 3modern | 247 | Anderson, Matthew [USA] (1443) | Lost 0-1 | -211574 |
| 4modern | 247 | Currie, Joshua (1471) | Lost 0-2 | -201554 |
| top | average opponent: 1473record: 2-2 | new rating: 1554 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 317 | Hatfield, Alix (1892) | Lost 0-2 | -121547 |
| 2legacy | 317 | Walton, Daniel (1726) | Won 2-1 | +211568 |
| 3legacy | 317 | Mccullum, Vincent (1465) | Won 2-1 | +161584 |
| 4legacy | 317 | Vincik, Adam (1517) | Won 2-0 | +171601 |
| 5legacy | 317 | Poirier, Steven (1571) | Lost 1-2 | -191582 |
| 6legacy | 317 | Clark, Zac (1454) | Lost 1-2 | -201562 |
| top | average opponent: 1604record: 3-3 | new rating: 1562 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 714 | Gough, Brad (1500) | Won 2-1 | +181518 |
| 2sealed | 724 | Baldwin, Kevin A (1470) | Won 2-1 | +171535 |
| 3sealed | 724 | Stromberg, Noah (1508) | Won 2-1 | +181553 |
| 4sealed | 672 | Lutes, Ken c (1590) | Lost 0-2 | -181535 |
| 5sealed | 925 | Maloof, Greg (1662) | Won 2-1 | +211556 |
| 6sealed | 758 | Davis, Albert (1562) | Won 2-1 | +181574 |
| 7sealed | 767 | Makino, Bernie (1732) | Lost 0-2 | -151559 |
| 8sealed | 457 | Morris, Calvin (1558) | Won 2-1 | +181577 |
| 9sealed | 398 | Adams, Brandon (1595) | Lost 1-2 | -181559 |
| top | average opponent: 1575record: 6-3 | new rating: 1559 | ||