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Individual Calculations January 2019 |
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| Wijekoon, Chandana Total change: -46.00 | |   |
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| Sri Lanka Inter Club Chess Championship 2018 - Super League | Colombo | SRI | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1951 | 3.00 | 8 | -1.36 | 20 | -27.20 | |
|  Perera, Jayashanka | | | 1812 | SRI | 0.00 | 1 | -0.69 | 20 | -13.80 | |  Lamawansa, Yasas | f | | 2058 | SRI | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Kaluarachchi, Achinthya Shamen | | | 1831 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Dassanayake, D M G S | | | 1904 | SRI | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Amarasinghe, A A C B | | | 1922 | SRI | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Gunaratne, Mojitha Sathsara | c | | 1923 | SRI | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Randil, Lakshitha | | | 1935 | SRI | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Dabarera, G W D M | | | 1960 | SRI | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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) | | | | Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1951 | 5.50 | 7 | -0.94 | 20 | -18.80 | |
| | Samarathunga, S Savindya Ransana | | | 1551 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kulathilake, S M M P | | | 1551 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Rathnayake, R M P N | | | 1551 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Marapana, Sanupa Bimsath | | | 1551 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Hettiarachchi, D W K | | | 1551 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Herath, Abhimani | | | 1551 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dissanayake, Sithila C | | | 1551 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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