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Individual Calculations January 2018 |
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| Weerasooriya, Senith D Jagoda Total change: -18.00 | |   |
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| 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1062 | 0.50 | 4 | -0.45 | 40 | -18.00 | |
|  Vidyarathna, Anjitha | | | 1462 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chamathka, Weerasinghe A Chethan | | | 1258 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Wickramasuriya, Kenolee | | | 1231 | SRI | 0.50 | 1 | 0.22 | 40 | 8.80 | |  Herath, H M M D | | | 1178 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | | | * 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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