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Individual Calculations March 2012 |
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| Kouwenhoven, Arjen Total change: -11.40 | |   |
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| Tata Steel Chess Tournament 2011 - Weekendvierkampen | Wijk aan Zee | NED | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 2061 | 1.00 | 3 | -0.38 | 30 | -11.40 | |
|  Edeling, Jeroen | | | 2110 | NED | 0.50 | 1 | 0.07 | 30 | 2.10 | | | Boulahfa, Hicham | | | 2105 | NED | 0.50 | 1 | 0.06 | 30 | 1.80 | |  Bottema, Martin | | | 2052 | NED | 0.00 | 1 | -0.51 | 30 | -15.30 | |
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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