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Individual Calculations August 2023 |
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| Devnaka, Chamin Total change: -17.40 | |   |
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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 |
| 1523 | 1482 | 1.00 | 4 | -0.87 | 20 | -17.40 | |
|  Nanayakkara, Lesan Semitha | | | 1166 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Rathnayake, M A A H | | | 1885 | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Samaranayake, Pamok Methdinu | | | 1735 | SRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Atulugamage, Saniru Lohan | | | 1306 | SRI | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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