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Individual Calculations October 2018 |
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| De Silva, S N K Total change: -34.40 | |   |
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| Sri Lanka Junior Girls National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1004 | 0.00 | 4 | -0.86 | 40 | -34.40 | |
|  Premanath, Prasansa | | | 1342 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Withanachchi, Lasangi Chamodya | | | 1206 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Sugathadasa, Vihara Vidwanthi | | | 1115 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Srilal, D A D T | | | 1303 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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