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Individual Calculations July 2009 |
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| Keessen, Aldert-Jan Total change: -5.25 | |   |
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| 2C - r 6-9 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 2195 | 1.00 | 2 | -0.35 | 15 | -5.25 | |
|  Van Zetten, Maarten | | | 1923 | NED | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Dek, Lennart | | | 2178 | NED | 0.50 | 1 | -0.02 | 15 | -0.30 | |
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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