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Individual Calculations April 2018 |
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| Priyanath, W D Tharaka Total change: 6.00 | |   |
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| Sri Lanka National B Chess Championship 2018 | Colombo | SRI | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1478 | 4.00 | 10 | 0.30 | 20 | 6.00 | |
|  De Silva, Osheen | | | 1850 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Rupasinghe, S S S | | | 1109 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Piyumantha, M Thisal Manjith | | | 1617 | SRI | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Ekanayake, D S | | | 1178 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Alahakoon, T N | | | 1748 | SRI | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Galagamaarachchi, A S | | | 1710 | SRI | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Fernando, J M Marlon P | | | 1806 | SRI | 1.00 | 1 | 0.87 | 20 | 17.40 | | | Samaranayake, K P R N | | | 1878 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Yatawara, O L B | | | 1609 | SRI | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Arachchi, C S A | | | 1384 | SRI | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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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