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Individual Calculations September 2019 |
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| Thanuja, Dewsara Total change: 10.40 | |   |
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| 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1378 | 1210 | 1.50 | 4 | 0.26 | 40 | 10.40 | |
|  Ushetti, U D V A S Y | | | 1395 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Ponnamperuma, Weraka Vasath | | | 1514 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Liyanage, R L Mihini B | | wc | 1016 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Senevirathne, S D B K | | | 1586 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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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