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Individual Calculations February 2023 |
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| Jayaweera, Y Total change: 5.00 | |   |
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| Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1454 | 1709 | 6.50 | 8 | 0.25 | 20 | 5.00 | |
|  Rathnayake, R M M P B | | | 1309 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Ovitigala, Chenitha Mithvidu | | | 1380 | SRI | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Palliyage, Sethumlee Devhara | | | 1240 | SRI | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Hettiarachchi, Jeewantha Aloka | | | 1368 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Wickramaarachchi, Nayanaka Insara | | | 1440 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Kulathilake, S M M P | | | 1461 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Newansa, M Esandi | | | 1527 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Amarasinghe, A A C B | c | | 1908 | SRI | 1.00 | 1 | 0.76 | 20 | 15.20 | | | * 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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