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Individual Calculations September 2010 |
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| Kerkvliet, Sebastiaan Total change: 21.00 | |   |
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| 4e Leiden Chess Tournament - group B | Leiden | NED | 2010-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1749 | 3.00 | 4 | 0.84 | 25 | 21.00 | |
|  Kuijper, Hans | | | 1621 | NED | 1.00 | 1 | 0.33 | 25 | 8.25 | |  Van Der Zon, Stef | | | 1691 | NED | 0.50 | 1 | -0.08 | 25 | -2.00 | | | Kirana, Nancy | | | 1845 | NED | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Veelenturf, Wim | | | 1719 | NED | 1.00 | 1 | 0.46 | 25 | 11.50 | |
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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