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Individual Calculations January 2020 |
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| Gayanuka, B D Omira 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 |
| 1368 | 1241 | 2.50 | 6 | 0.37 | 40 | 14.80 | |
|  Cooray, T C M Dulein Kavindu | | | 1557 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Judedorison, G | | | 1472 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Ranasinghe, R A S C | | | 1058 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Withana, Sanul Nethmina | | | 1116 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Jayaweera, Hashan | | | 1422 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Ranasinghe, Shalini | | | 1583 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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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