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Individual Calculations March 2019 |
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| Wilvalaarachchi, Oneli Omaya Total change: 41.20 | |   |
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| Colombo International Chess Festival 2019 | Colombo | SRI | 2019-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1356 | 1177 | 2.50 | 5 | 1.03 | 40 | 41.20 | |
|  Liyanapathirana, Pasan Vindula | | | 1577 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  De Costa, Dasitha | | | 1460 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Peramunetilleke, Seth | | | 1386 | HKG | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Sanudula, K M Dahamdi | | wc | 1329 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Nazar, Nawid | | | 1026 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | * 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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