Boylston, David
Current rating: 1450
Record: 2-5
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 251 | Pujol, David (1500) | Lost 0-2 | -171463 |
| 2sealed | 460 | Howard, David (1747) | Lost 0-2 | -131450 |
| average opponent: 1623record: 0-2 | new rating: 1450 | |||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 114 | Bieringer, Michael (1500) | Won 2-1 | +181518 |
| 2standard | 205 | Galiano, Chris (1500) | Lost 1-2 | -181500 |
| 3standard | 260 | Harvey, Mike (1521) | Won 2-1 | +181518 |
| 4standard | 158 | Klein, Jeremy (1411) | Lost 0-2 | -201498 |
| 5standard | 267 | Butts, Brett (1500) | Lost 0-2 | -181480 |
| average opponent: 1486record: 2-3 | new rating: 1480 | |||