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Individual Calculations January 2009 |
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| Roper, David Total change: -6.75 | |   |
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| Washington Class Championships - Master Section | Redmond, Washington | USA | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2310 | 1.50 | 3 | -0.45 | 15 | -6.75 | |
|  Sinanan, Joshua | | | 2170 | USA | 0.00 | 1 | -0.69 | 15 | -10.35 | |  Rupel, David | | | 2113 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Perez, Ignacio | f | | 2306 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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