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Individual Calculations August 2023 |
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| Weerawardane, Romesh Total change: 9.00 | |   |
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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 |
| 1721 | 1836 | 3.00 | 4 | 0.45 | 20 | 9.00 | |
|  Alahakoon, T N | | | 1669 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Kodithuwakku, Himsara | | | 1652 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Perera, W C C | c | | 2079 | SRI | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Sumanathilake, Yonal | | | 1483 | SRI | 0.00 | 1 | -0.89 | 20 | -17.80 | |
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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