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Individual Calculations September 2013 |
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| Perera, Eshan Madawa Total change: -1.20 | |   |
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| 6th Colombo International Chess Championships 2013 | Colombo | SRI | 2013-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1421 | 0.50 | 3 | -0.04 | 30 | -1.20 | |
|  De Silva, Shelani | | | 1655 | SRI | 0.50 | 1 | 0.29 | 30 | 8.70 | |  Chandula, E D S | | | 1649 | SRI | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Madusanka, L D P | | | 1753 | SRI | 0.00 | 1 | -0.12 | 30 | -3.60 | |
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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