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Individual Calculations April 2018 |
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| De Silva, Osheen Total change: -29.20 | |   |
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| Sri Lanka National B Chess Championship 2018 | Colombo | SRI | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1850 | 5.00 | 9 | -1.46 | 20 | -29.20 | |
|  Priyanath, W D Tharaka | | | 1478 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Obeysekara, T A Sajith Chathuran | | | 1698 | SRI | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Anojman, S. | | | 1706 | SRI | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Dabarera, G W D M | | | 1622 | SRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Pallie, Tuan Ehshan | | | 1689 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Liyanage, Ranindu Dilshan | c | | 1967 | SRI | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Wijesinghe, N L C Dojitha | | | 1622 | SRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Yatawara, O L B | | | 1609 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Aluvihare, Shakila | | | 1668 | SRI | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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