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Individual Calculations February 2020 |
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| Galagamaarachchi, A S Total change: -45.00 | |   |
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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 |
| 1409 | 1725 | 4.50 | 8 | -2.25 | 20 | -45.00 | |
|  Methsara, E G Ruvindu | | | 1325 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Aluvihare, Shakila | | | 1704 | SRI | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Laksandu, R A Chamath | | | 1325 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Karunarathne, D D W Gamini | | | 1325 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kulathilake, S M M P | | | 1471 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Lavanga, D Binuka | | | 1325 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Anparasan, T | | | 1325 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Judedorison, G | | | 1472 | SRI | 0.00 | 1 | -0.81 | 20 | -16.20 | | | * 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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