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Individual Calculations May 2012 |
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| Karunarathna, Sanduni Imasha Total change: -8.10 | |   |
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| Sri Lanka Women's National B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1616 | 1365 | 0.50 | 4 | -0.27 | 30 | -8.10 | |
|  Gimhani, H. Shashipraba | | | 1629 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Kahanda, Ids | | | 1631 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | |  Sumithrarachchi, Sayuri | | | 1576 | SRI | 0.50 | 1 | 0.27 | 30 | 8.10 | | | Chankamie, M.k.t. | | | 1629 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | |
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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