Murphy, Dan
Current rating: 1526
| Grand Prix Washington DC 2014 (JOU limited) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 169 | Samek, Jessy (1541) | Lost 0-2 | -191549 |
| 2sealed | 518 | Harkin, Sean (1443) | Lost 0-2 | -201529 |
| 3sealed | 599 | Sanford, Blake (1408) | Won 2-0 | +161545 |
| 4sealed | 551 | Dion, Theresa (1484) | Lost 0-2 | -191526 |
| top | average opponent: 1469record: 1-3 | new rating: 1526 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 252 | Fischer, Nathan (1614) | Lost 1-2 | -171535 |
| 2sealed | 542 | Petrole, Matthew (1443) | Won 2-0 | +171552 |
| 3sealed | 513 | Cumpston, Douglas (1498) | Won 2-0 | +171569 |
| 4sealed | 484 | Johnson, Jon (1588) | Lost 1-2 | -181551 |
| 5sealed | 372 | Moffitt, James (1576) | Won 2-1 | +191570 |
| 6sealed | 405 | Stein, Abraham (1481) | Won 2-1 | +161586 |
| 7sealed | 173 | Lynnet, Ben (1579) | Lost 1-2 | -181568 |
| top | average opponent: 1540record: 4-3 | new rating: 1568 | ||
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 98 | Feigley, Brian (1500) | Won 2-1 | +181518 |
| 2block | 144 | Bohn, Jesse (1518) | Won 2-0 | +181536 |
| 3block | 267 | Chow, Vincent (1482) | Lost 1-2 | -191517 |
| 4block | 348 | Esmaya, Dexter (1463) | Lost 1-2 | -191498 |
| 5block | 264 | Richardson, Tyler (1499) | Won 2-0 | +181516 |
| 6block | 191 | Meckes, Josh (1501) | Lost 0-2 | -181498 |
| 7block | 212 | Forfa, Jason (1498) | Won 2-1 | +181516 |
| 8block | 191 | DeLuca, James (1546) | Won 2-0 | +181534 |
| 9block | 127 | Joyce, Wally (1535) | Won 2-0 | +181552 |
| top | average opponent: 1505record: 6-3 | new rating: 1552 | ||