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Individual Calculations September 2015 |
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| Mendis, B D S Total change: 60.40 | |   |
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| Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1560 | 1468 | 3.00 | 4 | 1.51 | 40 | 60.40 | |
|  Liyanagama, Pasandul | | | 1119 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Weerasinghe, C C | | | 1706 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Peiris, H Pevinya | | | 1669 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Wickramasinghe, Dilhara Ishini | | wf | 1747 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | |
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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