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Individual Calculations April 2009 |
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| Wismayer, Clive R. Total change: 10.05 | |   |
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| 2Z - Corus Chess Tournament - Weekendvierkampen | Wijk aan Zee | NED | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 2118 | 2.00 | 3 | 0.67 | 15 | 10.05 | |
|  Mulder, Bart-Piet | | | 2204 | NED | 0.50 | 1 | 0.12 | 15 | 1.80 | |  Schut, Han | | | 2135 | NED | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Schut, Lisa | | | 2138 | NED | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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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