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Individual Calculations August 2015 |
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| Van De Griend, Johan Total change: 19.60 | |   |
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| 9e Leiden Chess Tournament, Group B | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1871 | 5.00 | 8 | 0.98 | 20 | 19.60 | |
|  Van Ginkel, Henk | | | 1815 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Baak, Evert | | | 1932 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Stokes, Paul C | | | 1921 | ENG | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Bulthuis, Jelle | | | 1863 | NED | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Van Randen, Fred | | | 1916 | NED | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Weerts, Rene | | | 1720 | NED | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Volders, Wessel | | | 1847 | NED | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Hilarius, Sander | | | 1935 | NED | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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