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Individual Calculations January 2018 |
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| Gunasekara, W K M Total change: 37.20 | |   |
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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 |
| 1185 | 1176 | 3.00 | 4 | 0.93 | 40 | 37.20 | |
|  Jayamaha, J M L R Bandara | | | 1098 | SRI | 1.00 | 1 | 0.39 | 40 | 15.60 | |  Karunarathne, K M D B | | | 1576 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kotagoda, K H Samuditha | | | 1052 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Kahandawa, K A R N | | | 1015 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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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