Lo, Janson
Current rating: 1410
Record: 2-7
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 42 | Hom, Jonathan (1493) | Lost 0-2 | -181446 |
| 2sealed | 473 | Batts, Ryan (1483) | Won 2-0 | +191465 |
| 3sealed | 534 | McGee, Mark (1341) | Lost 0-1 | -211444 |
| 4sealed | 685 | Jacobson, Jed (1475) | Lost 0-2 | -171427 |
| 5sealed | 814 | Farivar, Omid (1486) | Lost 0-2 | -171410 |
| average opponent: 1456record: 1-4 | new rating: 1410 | |||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Sims, Adam (1500) | Won 2-0 | +181518 |
| 2sealed | 60 | Wong, Michael 281 (1515) | Lost 1-2 | -181500 |
| 3sealed | 557 | Qing, Brandon (1477) | Lost 1-2 | -181482 |
| 4sealed | 530 | Butler, Casey (1481) | Lost 1-2 | -181464 |
| average opponent: 1493record: 1-3 | new rating: 1464 | |||