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Individual Calculations August 2018 |
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| Kalubowila, K H N Total change: 12.00 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1510 | 1609 | 5.50 | 8 | 0.60 | 20 | 12.00 | |
|  Senavirathna, U G D H B | | | 1209 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bandara, K G J C | | | 1284 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Liyanapathirana, Pasan Vindula | | | 1868 | SRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Wijethilake, D N | | | 1298 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Abeysinghe, S M A M | | | 1511 | SRI | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Gunasekara, W A N Senpathi | | | 1520 | SRI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Amarasinghe, A A C B | | | 1917 | SRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Lansakara, B M | | | 1473 | SRI | 1.00 | 1 | 0.32 | 20 | 6.40 | | | * 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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