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Individual Calculations July 2022 |
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| Narthavi, S Total change: -26.80 | |   |
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| Sri Lanka National Youth Chess Championship 2022 - Under 14 Girls | Colombo | SRI | 2022-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1347 | 0.50 | 1 | -0.02 | 40 | -0.80 | |
|  Abeysekara, Yasasi Geemini | | | 1332 | SRI | 0.50 | 1 | -0.02 | 40 | -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) | | | | Sri Lanka National Youth Under 16 Years (Girls) Chess Championships 2022 - Finals | Dehiwala | SRI | 2022-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1347 | 1.50 | 4 | -0.65 | 40 | -26.00 | |
| | Goonatilake, Disenka Bosandi De A | | | 1187 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Gamage, M Nuwanthi Silva | | | 1271 | SRI | 0.00 | 1 | -0.60 | 40 | -24.00 | |  Marasinghe, Chanethma Devangi | | | 1294 | SRI | 0.50 | 1 | -0.07 | 40 | -2.80 | | | Attanayake, Chanindi Mewna | | | 1522 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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