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Individual Calculations September 2019 |
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| Subasinghe, S M K J Total change: 42.40 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1255 | 1045 | 2.00 | 4 | 1.06 | 40 | 42.40 | |
|  Seneka, M W Thenumi | | | 1311 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Fonseka, Waranakulasuriya Chan Ch | | | 1276 | SRI | 1.00 | 1 | 0.79 | 40 | 31.60 | |  Baratha Yomal, N W A | | | 1219 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | De Silva, T Dinura Hemjith | | | 1215 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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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