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Individual Calculations November 2022 |
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| Mendis, Imethra Total change: -32.80 | |   |
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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 |
| 1289 | 1166 | 2.50 | 5 | 0.53 | 40 | 21.20 | |
|  Harischandra, Waruni Laknadee | | | 1005 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Premanath, Prasansa | | | 1480 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Kumarasinghe, Minuli | | | 1154 | SRI | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Devaraja, Dahamsa Punsadi | | | 1126 | SRI | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Jayaweera, Sayuni Gihansa | | wc | 1678 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | |
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) | | | | Sri Lanka National Wome's Amateur Chess Championship 2022 | Colombo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1103 | 1166 | 1.00 | 4 | -1.35 | 40 | -54.00 | |
| | Bimansa, D G Jayandi | | | 1059 | SRI | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Jayasundara, J M Theruni V | | | 1011 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Jayathissa, J Y | | | 1082 | SRI | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Mulleriyawa, Nethumli Rashmitha | | | 1260 | SRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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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