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Individual Calculations January 2018 |
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| Jayaweera, K P C D B Total change: 4.60 | |   |
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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 |
| 1254 | 1568 | 4.50 | 5 | 0.23 | 20 | 4.60 | |
|  Siyambalapitiya, S V B M B | | | 1168 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rathnayake, H M Dham Pulindu | | | 1168 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ushan, Lochana | | | 1243 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Waranga, M G Yasasmi | | | 1362 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Thilakarathne, H M G G | | | 1329 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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