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Individual Calculations March 2019 |
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| Kumarasinghe, K K A Wasath Kavin Total change: -14.80 | |   |
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| Colombo International Chess Festival 2019 | Colombo | SRI | 2019-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1062 | 0.50 | 4 | -0.37 | 40 | -14.80 | |
|  Dharmasena, W M S S B | | | 1323 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Kulathilake, S M M P | | | 1308 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Sathma, Devni | | | 1323 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | |  Karunarathne, D D W Gamini | | | 1194 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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