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Individual Calculations February 2023 |
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| Tharanga, R A R Total change: -6.00 | |   |
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| Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1027 | 0.00 | 2 | -0.26 | 20 | -5.20 | |
|  Janukshan, B | | | 1556 | SRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Jayasundara, J M Theruni V | | | 1240 | SRI | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1027 | 0.00 | 1 | -0.04 | 20 | -0.80 | |
| | Wettasinha, Vasanta | | | 1533 | SRI | 0.00 | 1 | -0.04 | 20 | -0.80 | |
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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