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Individual Calculations August 2015 |
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| Oosterom, Erik Total change: 39.00 | |   |
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| 9e Leiden Chess Tournament, Group A | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2141 | 2043 | 5.50 | 9 | 1.95 | 20 | 39.00 | |
|  De Jong, Jan-Willem | m | | 2443 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Holwijn, Melvin | | | 1952 | NED | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Bakker, Joop | | | 1956 | NED | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Hawkins, James N H | | | 1942 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Van Delft, Merijn | m | | 2428 | NED | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Vistisen, Lars | | | 2159 | DEN | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Nguyen, Kevin | | | 1986 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Van Der Elburg, Freddie | | | 2185 | NED | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Sorensen, Bent | f | | 2217 | DEN | 1.00 | 1 | 0.73 | 20 | 14.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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