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Individual Calculations December 2017 |
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| Wickramarachchi, Hasini Chamaths Total change: 30.40 | |   |
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| Colombo District Youth Chess Championship - 2017 Under 15 Girls (2002 - 2003) | Colombo | SRI | 2017-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1109 | 1015 | 1.50 | 2 | 0.76 | 40 | 30.40 | |
|  Abhayawardhana, Nirodhi Sachetha | | | 1116 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Bandara, D M Dehansa Thiyumalee | | | 1101 | SRI | 0.50 | 1 | 0.12 | 40 | 4.80 | |
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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