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Individual Calculations February 2023 |
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| Jayasuriya, Ruvin Total change: 14.40 | |   |
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| Asia Schools CC 2022- U 11 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1139 | 0.00 | 2 | -0.75 | 40 | -30.00 | |
|  Reyan, Md. | | | 1549 | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Devasurendra, Menuksha Sahen | | | 1015 | SRI | 0.00 | 1 | -0.67 | 40 | -26.80 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1408 | 1139 | 2.00 | 5 | 1.11 | 40 | 44.40 | |
| | Wickramasinghe, V W A Vinuda Vidm | | | 1422 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Kothwala, Rukshan | | | 1488 | SRI | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Tishor, S | | | 1404 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Wickramasinghe, M G D Chathura | | | 1370 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Abeyrathne, K W A M G Dinod Uthsa | | | 1354 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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