Smithson, Isaiah
Current rating: 1513
Record: 4-3-1
| Grand Prix Hartford 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 216 | Cotter, Mary (1500) | Won 2-0 | +181518 |
| 2modern | 351 | Cox, Kyle (1472) | Draw 1-1 | -11517 |
| 3modern | 400 | Daly, Kane (1386) | Lost 0-2 | -201497 |
| 4modern | 572 | Witherell, James (1453) | Lost 1-2 | -191478 |
| 5modern | 689 | Racine-Tolszczuk, Xavier (1482) | Won 2-1 | +181496 |
| 6modern | 540 | Grzelkowski, Stephan (1499) | Won 2-0 | +181514 |
| 7modern | 389 | Cook, Tyler (1438) | Won 2-0 | +171531 |
| 8modern | 265 | Lerner, Clark (1519) | Lost 0-2 | -181513 |
| average opponent: 1469record: 4-3-1 | new rating: 1513 | |||