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Individual Calculations January 2018 |
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| Mapitigamaarachchi, N P Total change: 27.60 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1129 | 2.00 | 4 | 0.69 | 40 | 27.60 | |
|  Ekanayake, Hasindu Chiranga | | | 1370 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Denagamuwa, Chamuditha D V S | | | 1008 | SRI | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Ranasinghe, R A Senuka Buddhika | | | 1258 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Rajapakshe, Nuwanthi Dileka | | | 1467 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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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