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Individual Calculations January 2020 |
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| Alahakoon, Isuru Total change: -38.00 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 2171 | 7.00 | 9 | -0.96 | 20 | -19.20 | |
|  Tharanga, T A | | | 1771 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Cooray, B S M T | | | 1771 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chandrasiri, P K | | | 1771 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kalubowila, K H N | | | 1771 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kumara, C M S Praneeth | | | 1776 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Munasinghe, Lahiru | | | 1940 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | De Silva, L M S T | f | | 1968 | SRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Liyanapathirana, Pasan Vindula | | | 1820 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Jayaweera, Y | | | 1771 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | Sri Lanka Inter Club Super League Chess Championship 2019 | Colombo | SRI | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 2171 | 6.50 | 9 | -0.94 | 20 | -18.80 | |
| | Galappaththi, Chinthaka Anuruddh | f | | 2070 | SRI | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Sivathanujan, S | | | 1784 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Perera, Jayashanka | | | 1807 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Peiris, T S S | f | | 1890 | SRI | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Theekshana, H G Denuwan | | | 2057 | SRI | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Amarasinghe, A A C B | | | 1908 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Kaveen, Ishara | | | 1771 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mendis, W G Chinthaka | | | 1889 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Kaluarachchi, Achinthya Shamen | | | 1780 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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