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Individual Calculations September 2011 |
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| Kubbenga, Michael Total change: 0.30 | |   |
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| 5e Leiden Chess Tournament - group A | Leiden | NED | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1971 | 2.00 | 5 | 0.02 | 15 | 0.30 | |
|  Meng, Roger | | | 2282 | NED | 0.00 | 1 | -0.14 | 15 | -2.10 | |  De Graaff, Rag | | | 2104 | NED | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Kastelein, Gerard | | | 1932 | NED | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Braggaar, Pim | | | 2028 | NED | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Lauer, Albert | | | 1933 | NED | 0.50 | 1 | -0.05 | 15 | -0.75 | |
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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