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Individual Calculations January 2019 |
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| Kulasekara, D M T Kashyapa Total change: 26.80 | |   |
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| Sri Lanka Inter Club B Chess Championship 2018 | Colombo | SRI | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1879 | 3.50 | 5 | -0.21 | 20 | -4.20 | |
|  Kodithuwakku, Himsara | | | 1601 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | |  Pallie, Tuan Ehshan | | | 1723 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Silva, Kevin Ranidu | c | | 1757 | SRI | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Jayasinghe, Keeth M S | | | 1795 | SRI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Sudarshana, P H M | | | 1540 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1879 | 7.50 | 9 | 1.55 | 20 | 31.00 | |
| | Wanasinghe, M G W M R S | | | 1479 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Abeysinghe, W A M Kavija Ridmika | | | 1479 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dalawella, Sanuka Chandul | | | 1479 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Abinesh, Thaventhirajah | | | 1492 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Marapana, Sanupa Bimsath | | | 1479 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alahakoon, Isuru | | | 2111 | SRI | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Galappaththi, Chinthaka Anuruddh | f | | 2060 | SRI | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Sangma, Rahul | m | | 2279 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wettasinha, Vasanta | | | 1623 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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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