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Individual Calculations July 2023 |
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| Helakumara, R Sanija Sithviru Total change: -6.80 | |   |
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| Damso international Chess Festival 2023 | Ambalangoda | SRI | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1058 | 0.00 | 1 | -0.17 | 40 | -6.80 | |
|  Thalgaswatta, Adeesha Denuwan | | | 1327 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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