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Individual Calculations February 2020 |
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| Bandara, Dhanushka Total change: 3.40 | |   |
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| Sri Lanka National Amateur Chess Championship 2019 | Colombo | SRI | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1837 | 7.50 | 9 | 0.17 | 20 | 3.40 | |
|  Wanasinghe, Dinitha Sandul | | | 1437 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Anparasan, T | | | 1437 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kulathilake, S M M P | | | 1471 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Ahangama, Senuka Aswin | | | 1473 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Lavanga, D Binuka | | | 1437 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tennakoon, I L K | | | 1523 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Kumara, C M S Praneeth | | | 1776 | SRI | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Iddagoda, Nikitha | | | 1632 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Sivathanujan, S | | | 1784 | SRI | 1.00 | 1 | 0.43 | 20 | 8.60 | | | * 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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