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Individual Calculations June 2023 |
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| Kalhan, S Vojitha Total change: -27.20 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1106 | 0.50 | 3 | -0.08 | 40 | -3.20 | |
|  Gowsalyan, S | | | 1368 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Rupasinghe, R A L P | | | 1414 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Jayanka, L P P R | | | 1292 | SRI | 0.50 | 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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1226 | 1076 | 0.00 | 2 | -0.60 | 40 | -24.00 | |
|  Hettigoda, Dhanodya Budmina | | | 1254 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Akuratiya, A G Hansadie Aradhya | | | 1198 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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