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Individual Calculations August 2023 |
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| Amarasinghe, Senith Ranmika Total change: 17.20 | |   |
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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 |
| 1471 | 1291 | 1.50 | 4 | 0.43 | 40 | 17.20 | |
|  Sandaruwan, M G Ravindu | | | 1450 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Perera, B Jayod Yasindu Rashmika | | | 1501 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Anparasan, T | | | 1398 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | |  Rathnayake , K G | | | 1535 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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