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Individual Calculations September 2009 |
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| De Guzman, Ricardo Total change: 4.30 | |   |
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| 2009 Central California Open | Fresno, California | USA | 2009-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 2391 | 2.00 | 2 | 0.43 | 10 | 4.30 | |
|  Tanaka, Christian T | | | 2183 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | |  Ebenezer, Joseph | | | 2151 | IND | 1.00 | 1 | 0.20 | 10 | 2.00 | |
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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