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Individual Calculations September 2011 |
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| De Schipper, Wim Total change: -24.75 | |   |
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| Science Park Amsterdam Chess Tournament - B | Amsterdam | NED | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 2081 | 1.50 | 5 | -1.65 | 15 | -24.75 | |
|  Van Houwelingen, Leo | | | 2034 | NED | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Edeling, Arnold | | | 1907 | NED | 0.50 | 1 | -0.23 | 15 | -3.45 | |  Van Den Hoogen, Arie | | | 1981 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Kelder, Sjoerd | | | 1984 | NED | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Nijenhuis, Wim | | | 2023 | NED | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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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