Lum, Henry
Current rating: 1493
Record: 5-5-3
| Grand Prix Omaha 2017 (AKH standard) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Thompson, Richard (1339) | Lost 0-2 | -221532 |
| 2standard | 237 | Nielsen, Jordan (1481) | Won 2-0 | +171549 |
| 3standard | 222 | Cornelius, Justin (1445) | Lost 0-2 | -201529 |
| 4standard | 321 | Russell, Joshua (1552) | Lost 1-2 | -171512 |
| 5standard | 369 | Klayman, William (1447) | Lost 0-2 | -191493 |
| average opponent: 1453record: 1-4 | new rating: 1493 | |||
| Grand Prix Memphis 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 89 | Strohm, Richard (1463) | Won 2-1 | +171517 |
| 2standard | 276 | Burn, Jesse (1482) | Won 2-0 | +181535 |
| 3standard | 27 | Sedlak, Jon (1495) | Won 2-1 | +171552 |
| 4standard | 31 | Frantz, Daniel (1555) | Won 2-0 | +181570 |
| 5standard | 53 | Smythe, Tony (1575) | Draw 1-1 | 01570 |
| 6standard | 33 | Handlon, Randall (1558) | Draw 1-1 | 01570 |
| 7standard | 82 | Genid, Samir (1560) | Draw 1-1 | 01570 |
| 8standard | 114 | Steht, Lee (1705) | Lost 1-2 | -161554 |
| average opponent: 1549record: 4-1-3 | new rating: 1554 | |||