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Individual Calculations January 2020 |
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| Punchihewa, Hasith Thevindu Total change: 14.80 | |   |
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| The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1237 | 1244 | 3.00 | 5 | 0.37 | 40 | 14.80 | |
|  Amarasinghe, A A C B | | | 1644 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Gamage, S Lakindu | | | 1017 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Atulugamage, Saniru Lohan | | | 1029 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Weerasinghe, W Yasiru | | | 1433 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Gamage, B K Sayumi Hasithma | | | 1061 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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