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Individual Calculations January 2011 |
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| Shafiei, Amir Mohammad Total change: -5.50 | |   |
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| World Youth Chess Championships 2010 - Open under 10 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1566 | 0.50 | 2 | -0.22 | 25 | -5.50 | |
|  Grahesh, Y | | | 1795 | IND | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Alexakis, Georgios | | | 1559 | GRE | 0.50 | 1 | -0.01 | 25 | -0.25 | |
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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