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Individual Calculations August 2017 |
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| Oosterom, Erik Total change: 1.20 | |   |
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| 11e Leiden Chess Tournament - Group A | Leiden | NED | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2099 | 4.50 | 9 | 0.06 | 20 | 1.20 | |
|  Shyam, Sundar M. | g | | 2499 * | IND | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Slingerland, Fred | m | | 2335 | NED | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Van Straaten, Marco | | | 1958 | NED | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Van Der Scheer, Henk | | | 1964 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Fossum, Oystein Boyum | | | 2247 | NOR | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Van Der Maat, Niek | | | 1952 | NED | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Kanters, Cor | | | 1918 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Caglar, Sila | | wf | 1976 | TUR | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Kerkvliet, Max | | | 2187 | NED | 0.00 | 1 | -0.38 | 20 | -7.60 | | | * 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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