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Individual Calculations September 2010 |
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| De Graaff, Rag Total change: -9.00 | |   |
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| 4e Leiden Chess Tournament | Leiden | NED | 2010-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2148 | 4.00 | 7 | -0.60 | 15 | -9.00 | |
|  Kastelein, Gerard | | | 1924 | NED | 0.50 | 1 | -0.28 | 15 | -4.20 | |  De Mooij, Marco | | | 1936 | NED | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Rijnaarts, Sjef | f | | 2264 | NED | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Van Der Lende, Ilias | | | 2043 | NED | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Roorda, Thijs | | | 2022 | NED | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Scherpenisse, Kees | | | 1976 | NED | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Bakker, Joop | | | 2019 | NED | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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