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Individual Calculations August 2023 |
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| Kodithuwakku, Himsara Total change: 4.20 | |   |
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| Sri Lanka National Team Chess Championship 2023 | Colombo | SRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1652 | 2.50 | 4 | 0.21 | 20 | 4.20 | |
|  Sumanathilake, Yonal | | | 1483 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Weerawardane, Romesh | m | | 1836 | SRI | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Gnanaseelan, Jude Dorison | | | 1515 | SRI | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Hansana, G Haritha | c | | 1554 | SRI | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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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