Daugherty, David
Current rating: 1465
Record: 6-8
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 85 | Shorb, Thomas C (1500) | Won 2-1 | +181499 |
| 2standard | 206 | Bakht, Sacha (1589) | Won 2-1 | +201519 |
| 3standard | 136 | Benson, Jonathan (1495) | Lost 0-2 | -191500 |
| 4standard | 235 | Grigsby, Kevin (1518) | Lost 0-2 | -171483 |
| 5standard | 278 | Cavanaugh, Andrew (1513) | Lost 1-2 | -181465 |
| average opponent: 1523record: 2-3 | new rating: 1465 | |||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 232 | Meyer, Jeffrey W (1483) | Won 2-1 | +181518 |
| 2legacy | 79 | Killough, Jedadiah (1448) | Won 2-1 | +161534 |
| 3legacy | 34 | Nielsen, Bill (1507) | Lost 0-2 | -181516 |
| 4legacy | 198 | Mastriano, Paul (1563) | Lost 0-2 | -171499 |
| 5legacy | 199 | Boomer, Chris (1499) | Won 2-0 | +181517 |
| 6legacy | 157 | Barfield, Christopher (1517) | Lost 1-2 | -181499 |
| 7legacy | 246 | Bartman, Brian m (1499) | Won 2-1 | +181517 |
| 8legacy | 142 | Hayes, Ben (1518) | Lost 1-2 | -181499 |
| 9legacy | 166 | Trostle, Nehemiah A (1502) | Lost 1-2 | -181481 |
| average opponent: 1504record: 4-5 | new rating: 1481 | |||