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Individual Calculations November 2022 |
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| Madurawala, M G D S Shamaya Total change: 12.80 | |   |
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| Sri Lanka Junior Girls National Chess Championship 2022 | Kandy | SRI | 2022-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1441 | 1053 | 0.50 | 2 | 0.32 | 40 | 12.80 | |
|  Abeysekara, Yasasi Geemini | | | 1457 | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Gunawardhana, Devindya Oshini | | | 1425 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1053 | 0.00 | 1 | 0.00 | 40 | 0.00 | |
| | Wimalasuriya, Kasun M. | c | | 1816 | SRI | 0.00 | 1 | 0.00 | 40 | 0.00 | |
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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