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Individual Calculations January 2018 |
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| Rathnayake, Nuwan Anurada Total change: 5.20 | |   |
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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 |
| 1339 | 1543 | 6.00 | 8 | 0.26 | 20 | 5.20 | |
|  Hewage, Mike | | | 1143 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Sethiya , A Vinuga | | | 1143 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ushan, Lochana | | | 1243 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Rupassara, P A L | | | 1721 | SRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Herath, Abhimani | | | 1196 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | De Silva, M Manindu Chanthil | | | 1228 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Weerasinghe, C C | | | 1894 | SRI | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Kavisekara, Manula Heshan | | | 1143 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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