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Individual Calculations January 2010 |
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| Lappalainen, Matias Total change: -25.50 | |   |
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| World Youth Chess Championship-u12 | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1829 | 0.00 | 3 | -1.02 | 25 | -25.50 | |
|  Zanan, Evgeny | f | | 2168 | RUS | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Popov, Andrey | | | 2054 | RUS | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Ersoz, Bartu | | | 1692 | TUR | 0.00 | 1 | -0.68 | 25 | -17.00 | |
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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