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Individual Calculations January 2019 |
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| Rajapaksha, R G R D M Total change: -25.20 | |   |
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| Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1225 | 1438 | 4.00 | 7 | -1.26 | 20 | -25.20 | |
|  Wimalagunasekara, D Nithwara | | | 1089 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Piyarthne, Movindu Lushan | | | 1154 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Edirisinghe, D D | | | 1063 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Dissanayake, R K T | | | 1838 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bandara, R M D T | | | 1142 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Amarathunga, W A S V | | | 1152 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Gamage, Desandhi Dhihansa | | | 1136 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | * 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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