Buettner, Justin
Current rating: 1511
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 664 | Sierra, Edwin (1497) | Won 0-0 | +191481 |
| 2sealed | 698 | Owens, Patrick (1518) | Lost 0-2 | -181463 |
| 3sealed | 706 | Dell, Willis (1497) | Won 2-1 | +191482 |
| 4sealed | 644 | Nunkin, Matthew (1539) | Lost 0-2 | -171465 |
| 5sealed | 845 | Yu, Ben (1503) | Won 2-1 | +191484 |
| 6sealed | 760 | Stone, Nick (1470) | Won 2-0 | +171501 |
| 7sealed | 685 | Porter, Michael (1515) | Won 2-1 | +191520 |
| 8sealed | 639 | Ochoa, David (2068) | Lost 0-2 | -91511 |
| top | average opponent: 1576record: 5-3 | new rating: 1511 | ||
| Grand Prix Providence 2011 (legacy) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 459 | Larivee, Matthew (1481) | Lost 1-2 | -171413 |
| 2legacy | 562 | Satterwhite, Codye (1482) | Won 2-0 | +191432 |
| 3legacy | 501 | Johnson, James (1570) | Lost 0-2 | -151417 |
| 4legacy | 597 | Littlefield, Mark E (1589) | Won 2-0 | +211438 |
| 5legacy | 582 | De Sousa, Steven (1499) | Won 2-0 | +191457 |
| 6legacy | 556 | Douglass, Ned (1507) | Won 2-0 | +191476 |
| 7legacy | 466 | Brisentine, Justin C (1447) | Lost 0-2 | -191457 |
| 8legacy | 511 | Giaccotto, David (1521) | Won 2-1 | +201477 |
| 9legacy | 484 | Tsao, Dennis (1667) | Lost 0-2 | -151462 |
| top | average opponent: 1529record: 5-4 | new rating: 1462 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 888 | Serignese, Paul (1618) | Lost 0-2 | -161484 |
| 2standard | 981 | Gumbinger, Mike (1482) | Lost 0-2 | -181466 |
| 3standard | 984 | Whipp, James (1464) | Lost 0-2 | -181448 |
| 4standard | 1031 | Renne, Joshua (1448) | Lost 0-2 | -181430 |
| top | average opponent: 1503record: 0-4 | new rating: 1430 | ||