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Individual Calculations January 2019 |
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| Weerasinghe, Isum Total change: 57.20 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1434 | 6.00 | 9 | 1.43 | 40 | 57.20 | |
|  Mihiran, K D Pawara Himsara | | | 1039 | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Dissanayake, D M Madushan Sameer | | | 1188 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Jayaweera, Y | | | 1704 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Kodithuwakku, Lisara | | | 1681 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Pallie, Tuan Ehshan | | | 1723 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | De Silva, Osheen | | | 1814 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Silva, M M Dhanika Sri Kalhara | | | 1218 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Tennakoon, Lisara Samadhith | | | 1256 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Ahangama, Senuka Aswin | | | 1269 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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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