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Individual Calculations August 2015 |
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| Ratsma, Rosa Total change: -7.00 | |   |
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| NK Schaken voor Vrouwen 2015 | Amsterdam | NED | 2015-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2260 | 2088 | 1.50 | 7 | -0.49 | 20 | -9.80 | |
|  Hortensius, Lisa | | | 2170 | NED | 0.00 | 1 | -0.39 | 20 | -7.80 | |  De Jong-Muhren, Bianca | | wg | 2329 | NED | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Kazarian, Anna-Maja | | wf | 2120 | NED | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Haast, Anne | | wg | 2371 | NED | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Paulet, Iozefina | | wg | 2197 | NED | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Lanchava, Tea | m | wg | 2261 | NED | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Peng, Zhaoqin | g | wg | 2374 | NED | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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) | | | | 9e Leiden Chess Tournament, Group A | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2088 | 2.50 | 5 | 0.14 | 20 | 2.80 | |
| | Tiviakov, Sergei | g | | 2488 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Erwich, Frans | | | 1974 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Veenendaal, Loek | | | 1993 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Sorensen, Bent | f | | 2217 | DEN | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Bishoen, Bob | | | 1968 | NED | 1.00 | 1 | 0.34 | 20 | 6.80 | | | * 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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