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Individual Calculations June 2013 |
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| Alahakoon, Isuru Total change: -7.20 | |   |
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| Sri Lanka National B Chess Championship 2013 | Colombo | SRI | 2013-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2060 | 6.50 | 10 | -0.48 | 15 | -7.20 | |
|  Herath, H M A K | | | 1765 | SRI | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Anuruddha, N B M I | | | 1857 | SRI | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Jayaweera, K P C D B | | | 1660 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Fernando, J M M P | | | 1864 | SRI | 1.00 | 1 | 0.25 | 15 | 3.75 | | | De Silva, Osheen | | | 1906 | SRI | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Perera, L Niranga | | | 1928 | SRI | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Anuruddha, G C | c | | 2130 | SRI | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Randil, Lakshitha | | | 1948 | SRI | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Dineth, Sunera Silva | | | 1888 | SRI | 0.50 | 1 | -0.23 | 15 | -3.45 | | | Edirisinghe, Dulan | | | 2036 | SRI | 0.50 | 1 | -0.03 | 15 | -0.45 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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