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Individual Calculations January 2018 |
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| Wilvalaarachchi, Oneli Omaya Total change: 77.60 | |   |
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| 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1023 | 3.00 | 6 | 1.94 | 40 | 77.60 | |
|  Weerawardana, Oneli Vihanga | | | 1273 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | |  Pavalachandran, Ashvini | | | 1423 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Herath, H M M D | | | 1178 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Gunarathna, Dilshan Akila | | | 1423 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Weerasinghe, Sethum | | | 1224 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Epa, W Bethmee V | | | 1286 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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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