Buker, Christopher
Current rating: 1440
Record: 3-7 (GP) / 7-12 (professional)
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 78 | Romano, Slone (1483) | Won 2-0 | +191439 |
| 3standard | 139 | Hayrynen, Andrei (1540) | Won 2-0 | +201459 |
| 4standard | 42 | McCall, Max (1643) | Lost 1-2 | -151444 |
| 5standard | 214 | Snepvangers, Bram (1795) | Lost 0-2 | -111433 |
| 6standard | 226 | Noworaj, Andrew (1561) | Won 2-1 | +201453 |
| 7standard | 184 | Nelson, Brandon (1735) | Lost 0-2 | -131440 |
| top | average opponent: 1626record: 3-3 | new rating: 1440 | ||
| Pro Tour Honolulu 2006 (GPT standard) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 197 | Maxwell, Hampton (1519) | Lost 0-2 | -171450 |
| 2standard | 114 | Pelcak, John (1720) | Lost 0-2 | -141436 |
| 3standard | 159 | Chu, Sylvester (1528) | Lost 1-2 | -161420 |
| top | average opponent: 1589record: 0-3 | new rating: 1420 | ||
| Pro Tour Philadelphia 2005 (Kamigawa block) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 5 | Krempels, Craig (1835) | Lost 1-2 | -121449 |
| 2block | 128 | Martin, Brodie (1488) | Won 2-0 | +191468 |
| 3block | 39 | Blennow, William (1505) | Won 2-0 | +191487 |
| 4block | 54 | Hoaen, Rich (1969) | Lost 0-2 | -101477 |
| 5block | 62 | Harvey, Eugene (1944) | Lost 1-2 | -101467 |
| top | average opponent: 1748record: 2-3 | new rating: 1467 | ||
| Grand Prix Seattle 2005 (extended) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 33 | Yuse, Jeremy (1518) | Lost 0-2 | -171476 |
| 3extended | 86 | Boyes, Richard (1644) | Lost 0-2 | -151461 |
| top | average opponent: 1581record: 0-2 | new rating: 1461 | ||
| Pro Tour San Diego 2004 (DST draft) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 138 | Shimada, Masatake (1785) | Won 2-0 | +231516 |
| 2draft | 41 | Menard, Antoine (1811) | Lost 0-2 | -131503 |
| 3draft | 116 | Carcelen, Raul (1578) | Won 2-1 | +201523 |
| 4draft | 39 | Schmaltz, Matt (1561) | Lost 1-2 | -181505 |
| 5draft | 14 | Jeudon, Florent (1836) | Lost 1-2 | -121493 |
| top | average opponent: 1714record: 2-3 | new rating: 1493 | ||
| Pro Tour Yokohama 2003 (LGN draft) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 10 | Bonney, Jayson (1507) | Won 2-0 | +191484 |
| 2draft | 2 | Wang, Ming Chih (1609) | Won 2-0 | +201504 |
| 3draft | 71 | Jorstedt, Mattias (1917) | Lost 0-2 | -111493 |
| 4draft | 89 | Asahara, Akira (1998) | Won 2-1 | +271520 |
| 5draft | 71 | Herms, Roc (1753) | Lost 0-2 | -141506 |
| 6draft | 46 | Jeudon, Florent (1794) | Lost 0-2 | -131493 |
| top | average opponent: 1763record: 3-3 | new rating: 1493 | ||
| Grand Prix Los Angeles 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 30 | Cade, Chris (1569) | Lost 1-2 | -171483 |
| 2sealed | 123 | Sambrano, Daniel (1463) | Lost 1-2 | -181465 |
| top | average opponent: 1516record: 0-2 | new rating: 1465 | ||