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Individual Calculations November 2022 |
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| Jayathissa, J Y Total change: 18.80 | |   |
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| Sri Lanka National Wome's Amateur Chess Championship 2022 | Colombo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1275 | 1082 | 1.50 | 3 | 0.73 | 40 | 29.20 | |
|  Mendis, Imethra | | | 1166 | SRI | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Alwis, H Sandithi Kusalya | | | 1301 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Wickramarathne, P W G Gaveshi | | | 1357 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1082 | 0.00 | 2 | -0.26 | 40 | -10.40 | |
| | Thenuka, Kuruwita Gamalathge Kin | | | 1681 | SRI | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Dandeniya, D D L N | | | 1285 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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