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Individual Calculations May 2012 |
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| Weeramantry, Sunil Total change: -58.65 | |   |
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| Sri Lanka National Chess Championship 2012 | Colombo | SRI | 2012-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2177 | 5.50 | 13 | -3.91 | 15 | -58.65 | |
|  Jayasundara, P K U M | | | 2012 | SRI | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Saranga, N C O | | | 1954 | SRI | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Alahakoon, Isuru | | | 1957 | SRI | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Wimalasuriya, Kasun M | | | 1777 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Kurukulasuriya, Prasanna | | | 2078 | SRI | 0.00 | 1 | -0.64 | 15 | -9.60 | | | De Silva, Osheen | | | 1889 | SRI | 0.00 | 1 | -0.84 | 15 | -12.60 | | | Perera, W C C | | | 2126 | SRI | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Madumadha, M Chaithika Samith | | | 1893 | SRI | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Anuruddha, G C | | | 2098 | SRI | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Kalugampitiya, R S | | | 2126 | SRI | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Wijekoon, Chandana | | | 1997 | SRI | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Edirisinghe, Dulan | | | 2036 | SRI | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Koggala, W S V K | | | 2020 | SRI | 0.00 | 1 | -0.71 | 15 | -10.65 | | | * 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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