Lo, Roger
Current rating: 1625
Record: 18-12-1
| Regional Championships Atlanta 2022 (pioneer) | starting rating: 1615 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 1441 | Larsen, Luke (1553) | Won 2-0 | +161631 |
| 2pioneer | 1085 | Letsch, Michael (1508) | Won 2-0 | +161647 |
| 3pioneer | 1092 | Yingling, Ryan (1576) | Lost 0-2 | -191628 |
| 4pioneer | 1174 | Curry, Brian (1552) | Lost 0-2 | -191609 |
| 5pioneer | 1247 | Dubin, Nicole (1815) | Won 2-0 | +211630 |
| 6pioneer | 1186 | Callanan, Gordon (1526) | Draw 1-1 | -21628 |
| 7pioneer | 1156 | Fatigate, Donato (1527) | Won 2-1 | +171645 |
| 8pioneer | 1104 | Serano, Josh (1579) | Lost 1-2 | -201625 |
| top | average opponent: 1579record: 4-3-1 | new rating: 1625 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 307 | Montgomery, Trevor (1500) | Won 2-0 | +181481 |
| 2modern | 298 | Wisdom, Kenny (1518) | Lost 1-2 | -171464 |
| 3modern | 466 | DiPiano, Joseph (1499) | Won 2-1 | +191483 |
| 4modern | 378 | Nguyen, Minh D (1784) | Won 2-1 | +231506 |
| 5modern | 339 | Stein, Tj (1512) | Won 2-0 | +181524 |
| 6modern | 175 | Andersen, Blake (1542) | Won 2-0 | +181542 |
| 7modern | 87 | Alley, Joseph (1484) | Won 2-1 | +171559 |
| 8modern | 50 | Gaines, Tyler Jo (1661) | Won 2-0 | +201579 |
| 9modern | 39 | Halstead, Eric (1633) | Won 2-0 | +191598 |
| 10modern | 15 | Lossett, Joe (1962) | Lost 0-2 | -111587 |
| 11modern | 27 | Glass, Campbell (1719) | Lost 0-2 | -161571 |
| 12modern | 75 | Crone, Jason (1652) | Won 2-1 | +191590 |
| 13modern | 33 | Loveman, Eli (1893) | Won 2-1 | +241614 |
| 14modern | 41 | Eves, Nigel (1625) | Won 2-1 | +181632 |
| 15modern | 28 | Stock, Kevin (1663) | Lost 0-2 | -171615 |
| top | average opponent: 1643record: 11-4 | new rating: 1615 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2116 | Kemp, Taylor (1473) | Lost 0-2 | -181482 |
| 2modern | 2531 | Rinella, Ryan (1431) | Won 2-1 | +171499 |
| 3modern | 2580 | Bacon, Teddy (1481) | Won 2-0 | +171516 |
| 4modern | 2347 | Angulo, Enrique (1662) | Won 2-0 | +211537 |
| 5modern | 2138 | Kuwabara, Yoshihisa (1501) | Lost 1-2 | -191518 |
| 6modern | 2344 | Moore, Nathan (1528) | Lost 0-2 | -181500 |
| 7modern | 2342 | Sims, Harley (1434) | Lost 1-2 | -191481 |
| 8modern | 2455 | Joliet, Nicole (1453) | Lost 0-2 | -181463 |
| top | average opponent: 1495record: 3-5 | new rating: 1463 | ||