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Individual Calculations July 2011 |
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| Rathnayake, Nuwan Anuradha Total change: -2.50 | |   |
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| 2nd Kandy Open Rating Chess Championship | NICD, Polgolla, Kandy | SRI | 2011-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1646 | 1.00 | 5 | -0.10 | 25 | -2.50 | |
|  Anuruddha, N B M I | | | 1906 | SRI | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Thrimavitharana, Ravin | | | 1890 | SRI | 0.00 | 1 | -0.20 | 25 | -5.00 | |  Alahakoon, Isuru | | | 1939 | SRI | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Egodage, Keshan | | | 1792 | SRI | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Senanayaka, P D | | | 1825 | SRI | 0.50 | 1 | 0.23 | 25 | 5.75 | |
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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