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Individual Calculations February 2018 |
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| Herath, Abhimani Total change: -34.80 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 11 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1125 | 1196 | 1.50 | 4 | -0.87 | 40 | -34.80 | |
|  Rathnayake, R M Dinithi Panchali | | wc | 1161 | SRI | 0.50 | 1 | -0.05 | 40 | -2.00 | |  Sanudula, K M Dahamdi | | wc | 1316 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Karunarathna, Sanugi Bimansa | | | 1009 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Marasinghe, Chanethma Devangi | | | 1014 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | |
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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