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Individual Calculations January 2009 |
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| Sidiropoulos, Nikolaos Total change: 14.50 | |   |
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| Attica Championship Boys U-18 2009 | Aigaleo - Athens | GRE | 2008-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1779 | 1533 | 1.00 | 2 | 0.58 | 25 | 14.50 | |
|  Kaforos, Dimitrios-Alkis | | | 1883 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Bekakos, Mihail | | | 1674 | GRE | 1.00 | 1 | 0.69 | 25 | 17.25 | |
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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