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Individual Calculations January 2020 |
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| Cooray, B S M T Total change: -26.40 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1143 | 1284 | 3.50 | 7 | -1.32 | 20 | -26.40 | |
|  Alahakoon, Isuru | f | | 1684 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Viduranga, Oshadha | | | 1027 | SRI | 0.50 | 1 | -0.32 | 20 | -6.40 | |  Ransindu, U H Ranuth | | | 1009 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Wimalasooriya, L H A S | | | 1052 | SRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Dharan, A | | | 1086 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kahandawa, K A R N | | | 1111 | SRI | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Gunasekara, Aritha Chanthula Abes | | | 1031 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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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