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Individual Calculations September 2009 |
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| Van Oosten, Arend Total change: -8.25 | |   |
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| Veteranen Seniorenkampioenschap 2009 | Oosterbeek | NED | 2009-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2139 | 2148 | 1.50 | 4 | -0.55 | 15 | -8.25 | |
|  Monte, Peter | | | 2104 | NED | 0.50 | 1 | -0.06 | 15 | -0.90 | |  Vogel, Jaap | f | | 2237 | NED | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Etmans, Maarten | f | | 2161 | NED | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Goossen, Theo | | | 2054 | NED | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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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