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Individual Calculations September 2009 |
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| Evengroen, Jan Total change: 3.50 | |   |
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| Dutch Open - Reserve A | Dieren | NED | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1924 | 1.50 | 3 | 0.14 | 25 | 3.50 | |
|  Wubs, Harm | | | 1976 | NED | 1.00 | 1 | 0.57 | 25 | 14.25 | |  Gielen, Wim | | | 1917 | NED | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Merza, Morris | | | 1979 | NED | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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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