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Individual Calculations August 2023 |
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| Illankoon, I M W P Total change: 129.20 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1255 | 4.00 | 6 | 3.23 | 40 | 129.20 | |
|  Sahasra, A P Sasindu | | | 1495 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Jayathilaka, R R C L | | | 1583 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Chandula, E D S | | | 1659 | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Gunaratne, Mojitha Sathsara | c | | 1802 | SRI | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Lavanga, D Binuka | | | 1395 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Amarasinghe, A A C B | c | | 1841 | SRI | 1.00 | 1 | 0.98 | 40 | 39.20 | |
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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