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Individual Calculations April 2018 |
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| Wijekoon, Chandana Total change: -1.00 | |   |
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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 |
| 1768 | 1944 | 7.00 | 10 | -0.05 | 20 | -1.00 | |
|  Charith, Dilshan | | | 1563 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Silva, Kevin Ranidu | c | | 1696 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Prabajith, Asela | | | 1767 | SRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Piyumantha, M Sasith Nipun | f | | 2159 | SRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Aluvihare, Shakila | | | 1668 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Madushanka, Harsha | | | 1786 | SRI | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Sathkumara, S M S C | | | 1544 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Galagamaarachchi, A S | | | 1710 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Alahakoon, T N | | | 1748 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Kurukulasuriya, Prasanna | f | | 2036 | SRI | 1.00 | 1 | 0.63 | 20 | 12.60 | | | * 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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