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Individual Calculations July 2011 |
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| Samaraweera, Sankha Total change: 11.00 | |   |
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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 |
| 1903 | 1750 | 2.00 | 5 | 0.44 | 25 | 11.00 | |
|  Tennakoon, I L K | | | 1959 | SRI | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Jayasundara, P K U M | | | 1992 | SRI | 1.00 | 1 | 0.80 | 25 | 20.00 | |  Bhagya, Viman | | | 2020 | SRI | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Thawalampola, Banuka Neranjan | | | 1531 | SRI | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Dissanayake, R S | | | 2013 | SRI | 0.00 | 1 | -0.18 | 25 | -4.50 | |
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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