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Individual Calculations September 2009 |
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| De Waard, Marco Total change: -19.95 | |   |
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| 20th NATO Chess Championship | Hammelburg | GER | 2009-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2160 | 2.00 | 5 | -1.33 | 15 | -19.95 | |
|  Krainski, Jaroslaw | | | 2072 | POL | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Nilsen, Terje | | | 2022 | NOR | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Kartal, Koray | | | 1958 | TUR | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Demjen, Attila | | | 2046 | HUN | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Szczesniak, Andrzej | | | 2087 | POL | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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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