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Individual Calculations February 2018 |
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| Liyanage, D B M Nethmini Total change: -11.20 | |   |
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| 2nd SSC Open International Rating Chess Tournament 2017 | Matara | SRI | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1423 | 1109 | 0.00 | 2 | -0.27 | 40 | -10.80 | |
|  Abeysinghe, H M H Janandani | | | 1456 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Sirimewan, K Hasareli | | | 1390 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1306 | 1109 | 0.50 | 2 | -0.01 | 40 | -0.40 | |
|  Gunathilake, M D Wonara S | | | 1382 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Wickramasinghe, Thesandi | | | 1230 | SRI | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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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