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Individual Calculations May 2018 |
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| Punchihewa, Geeneth Devmika Total change: 73.60 | |   |
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| 11th Colombo International Chess Championship 2018 | Colombo | SRI | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1351 | 2.50 | 4 | 1.84 | 40 | 73.60 | |
|  De Silva, Udara Sandesh | | | 1642 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | |  De Silva, Shelani | | | 1551 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | De Silva, D M Nilanga | | | 1727 | SRI | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Siriwardena, R I Pasan Bhanuka | | | 1616 | SRI | 0.50 | 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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