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Individual Calculations January 2018 |
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| Gunarathna, Dilshan Akila Total change: -4.80 | |   |
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| 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1309 | 1511 | 5.50 | 8 | -0.24 | 20 | -4.80 | |
|  Ranaraja, R S W M Saumya P | | | 1111 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ranishani, W A Sandaru | | | 1179 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Theekshana, H G Denuwan | | | 1894 | SRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Weerasekara, Dilmi Induwari | | | 1174 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Ponnamperuma, Weraka Vasath | | | 1112 | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Wilvalaarachchi, Oneli Omaya | | | 1111 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pallie, Tuan Ehshan | | | 1668 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Gamage, Mesanda | | | 1222 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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