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Individual Calculations July 2009 |
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| Van Kerkhof, David Total change: -4.35 | |   |
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| 1B - r 6-9 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2285 | 2234 | 1.00 | 3 | -0.29 | 15 | -4.35 | |
|  Van Dongen, Cor | | | 2317 | NED | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Marks, Hendrik | | | 2254 | NED | 0.00 | 1 | -0.47 | 15 | -7.05 | |  Werksma, Arie | | | 2283 | NED | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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