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Individual Calculations March 2010 |
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| Jayawardhana, W A S H Total change: 9.50 | |   |
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| Ethugalpura Chess Challenge | Kurunegala, Sri Lanka | SRI | 2009-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1669 | 1.00 | 2 | 0.58 | 25 | 14.50 | |
|  De Silva, Osheen | | | 1976 | SRI | 1.00 | 1 | 0.86 | 25 | 21.50 | |  Liyanapathirana, Pasan Vindula | | | 1835 | SRI | 0.00 | 1 | -0.28 | 25 | -7.00 | |
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) | | | | 3rd Colombo International Chess Festival 2010 | Colombo | SRI | 2010-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1669 | 0.00 | 1 | -0.20 | 25 | -5.00 | |
| | Senanayake, P R | | wf | 1908 | SRI | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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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