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Individual Calculations January 2018 |
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| Hiyarapitiya, D S Total change: -27.20 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1119 | 1144 | 1.50 | 4 | -0.68 | 40 | -27.20 | |
|  Dharmasena, W M S S B | | | 1029 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | |  Manusha, D M Nipun | | | 1008 | SRI | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Weerasinghe, W A P M P | | | 1021 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Omaththage, S Y | | | 1419 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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