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Individual Calculations August 2017 |
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| Abhayarathne, K A K P Total change: -86.80 | |   |
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| Sri Lanka National B Chess Championship 2017 | Narahenpita | SRI | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1452 | 1.50 | 8 | -2.17 | 40 | -86.80 | |
|  Lasitha, Subash | c | | 1798 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Jayaweera, C L | | | 1700 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Wijerathne, Surath | | | 1401 | SRI | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Amarasekara, Lakmal | | | 1512 | SRI | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Wickramasinghe, M G D Chathura | | | 1254 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Sivathanujan, S | | | 1309 | SRI | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Kanathipan, Thiruchelvan | | | 1402 | SRI | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Gammarachchi, O Dewpathi | | | 1551 | SRI | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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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