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Individual Calculations January 2019 |
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| Alahakoon, Isuru Total change: -28.80 | |   |
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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 |
| 2005 | 2111 | 3.50 | 7 | -0.96 | 20 | -19.20 | |
|  Karunaratne, D C J | | | 1996 | SRI | 0.00 | 1 | -0.66 | 20 | -13.20 | |  Munasinghe, Shanaka | | | 1864 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Dickmadugodage, Ravi Prabath | | | 1921 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Yashas, D. | | | 2282 | IND | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Perera, W C C | c | | 2018 | SRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Lamahewa, C | | | 1896 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Galappaththi, Chinthaka Anuruddh | f | | 2060 | SRI | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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) | | | | Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 2111 | 7.50 | 9 | -0.48 | 20 | -9.60 | |
| | Amarasinghe, H D I R | | | 1711 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayasundara, Nisansa Hansali | | | 1711 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pelagewatta, T P | | | 1711 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gunasekara, W A N Senpathi | | | 1711 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nirmalarajah, S | | | 1711 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kulasekara, D M T Kashyapa | | | 1879 | SRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Thawalampola, Banuka Neranjan | | | 1719 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vithanage, I A | | | 1711 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Amarasinghe, A A C B | | | 1922 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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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