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Individual Calculations May 2018 |
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| Wiratunga, Ishan Total change: 20.60 | |   |
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| 11th Colombo International Chess Championship 2018 | Colombo | SRI | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1725 | 5.00 | 7 | 1.03 | 20 | 20.60 | |
|  Jayasinghe, Thenugi Dilanya | | | 1325 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kiriella, K G Gimantha Gayasha | | | 1393 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Epa, W Bethmee V | | | 1325 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rathnayake, M A A H | | | 1899 | SRI | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Jayasundara, P K U M | c | | 2022 | SRI | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Premachandra, G T D M | | | 1941 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | De Silva, Udara Sandesh | | | 1642 | SRI | 0.50 | 1 | -0.11 | 20 | -2.20 | | | * 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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