Ruliffson, Brian
Current rating: 1562
Record: 11-8
| Grand Prix Hartford 2018 (modern) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 368 | Donoghue, Kyle (1500) | Lost 1-2 | -181511 |
| 2modern | 498 | Chaux, Andrew (1482) | Won 2-0 | +171528 |
| 3modern | 665 | Mason, George (1501) | Won 2-0 | +181546 |
| 4modern | 420 | Perkins, Ellen (1518) | Won 2-1 | +171563 |
| 5modern | 226 | Istfan, Raeef (1641) | Lost 1-2 | -161547 |
| 6modern | 259 | Candee, Timothy (1474) | Lost 1-2 | -201527 |
| 7modern | 423 | Sociagrosch, Matthew (1527) | Won 2-0 | +181545 |
| 8modern | 320 | Tomson, Michael (1472) | Won 2-0 | +171562 |
| average opponent: 1514record: 5-3 | new rating: 1562 | |||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 239 | Canfield, Ryan (1500) | Lost 1-2 | -181482 |
| 2modern | 764 | Gomez, Dominique (1481) | Won 2-0 | +181500 |
| 3modern | 738 | Brunssen, Jonathan (1503) | Won 2-0 | +181518 |
| 4modern | 391 | Hwang, Eugene (1849) | Won 2-1 | +241542 |
| 5modern | 198 | Passarelli, Hayden (1790) | Lost 1-2 | -141528 |
| 6modern | 577 | Perales, Octavio (1519) | Lost 1-2 | -181510 |
| 7modern | 604 | LeClair, Gavin (1470) | Won 2-0 | +171527 |
| 8modern | 494 | Batista, Joseph (1523) | Won 2-0 | +181545 |
| 9modern | 211 | Moreno, John (1523) | Won 2-0 | +181563 |
| 10modern | 278 | May, Taylor (1739) | Lost 0-2 | -151548 |
| 11modern | 270 | Grady, Austin (1509) | Lost 1-2 | -191529 |
| average opponent: 1582record: 6-5 | new rating: 1529 | |||