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Individual Calculations June 2023 |
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| Alwis, H R C Yuthmika Total change: 0.00 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1377 | 0 | 0.50 | 2 | 0.00 | 1184 | | 0.00 | |
|  Perera, G Thinuka Geethula | | | 1457 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Fonseka, Waranakulasuriya Chan Ch | | | 1297 | SRI | 0.00 | 1 | 0.00 | | 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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1179 | 0 | 1.50 | 3 | 0.00 | 1179 | | 0.00 | |
| | Alwis, Jenuki | | | 1219 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Mayadunna, D Vihan Sanija | | | 1160 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Vithanage, P N | | | 1159 | SRI | 0.00 | 1 | 0.00 | | 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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