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Individual Calculations January 2018 |
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| Omanthage, D S Total change: -8.80 | |   |
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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 |
| 1272 | 1108 | 1.00 | 4 | -0.22 | 40 | -8.80 | |
|  Indusara, M G Janitha | | | 1433 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Waranga, M G Yasasmi | | | 1362 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Sutharson, S T | | | 1056 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | |  De Silva, H Adeepa Virajitha | | | 1237 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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