Welsh, Tim B
Current rating: 1468
Record: 2-4
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 951 | Taccad, Jed (1500) | Won 2-1 | +181518 |
| 2standard | 788 | Thrasher, Brandon (1517) | Lost 0-2 | -181500 |
| 3standard | 867 | Whitcomb, Tom (1517) | Lost 0-2 | -181482 |
| 4standard | 927 | Pugsley, Chris M (1484) | Won 2-1 | +181500 |
| 5standard | 902 | McGinn, Trey (1594) | Lost 0-2 | -161484 |
| 6standard | 891 | Clinger, Justin (1583) | Lost 0-2 | -161468 |
| average opponent: 1532record: 2-4 | new rating: 1468 | |||