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Individual Calculations January 2019 |
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| Wiratunga, Ishan Total change: -13.60 | |   |
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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 |
| 1888 | 1722 | 0.50 | 4 | -0.68 | 20 | -13.60 | |
|  Galagamaarachchi, A S | | | 1703 | SRI | 0.00 | 1 | -0.53 | 20 | -10.60 | |  Doluweera, Dinul Thisura | c | | 1915 | SRI | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Gunaratne, Mojitha Sathsara | c | | 1923 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Fernando, S K Akila | | | 2009 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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