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Individual Calculations July 2013 |
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| Lamahewa, S Total change: 17.40 | |   |
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| Sri Lanka Open International Chess Championship 2013 | Colombo | SRI | 2013-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1856 | 6.00 | 9 | 1.16 | 15 | 17.40 | |
|  Illukpitiya, Dinindu | | | 1456 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Jayalath, Thusitha Kumara | | | 1571 | SRI | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Weerawardane, Romesh | m | | 2131 | SRI | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Kavinda, Akhila | | | 2025 | SRI | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Alahakoon, Isuru | | | 2050 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Kuruppu, Supun Dasantha | | | 1644 | SRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Yogesh, Gautam | | | 2077 | IND | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Rathgalla, J M C B | | | 1659 | SRI | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Gunaratne, Mojitha Sathsara | | | 1752 | SRI | 0.50 | 1 | -0.14 | 15 | -2.10 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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