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Individual Calculations February 2023 |
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| Aththanayaka, A M Chanithu Yunal Total change: 34.00 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1430 | 1076 | 0.50 | 1 | 0.39 | 40 | 15.60 | |
|  Sandaruwan, M G Ravindu | | | 1430 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1393 | 1076 | 1.00 | 4 | 0.46 | 40 | 18.40 | |
| | Bentharaarachchi, Vinuga Ometh | | | 1361 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Kumarawadu, S S M | | | 1408 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Gamage, A G R Ruwanmith | | | 1348 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Alwela, Senuja Thimeth | | | 1454 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | |
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