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Individual Calculations April 2018 |
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| Gamage, Chathulanka Total change: -27.80 | |   |
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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 |
| 1723 | 1826 | 3.50 | 8 | -1.39 | 20 | -27.80 | |
|  Thilakarathne, H M G G | | | 1426 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sathmina, S L Lalindu | | | 1434 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kurukulasuriya, Prasanna | f | | 2036 | SRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ariyasinghe, T.r | | | 1628 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Koggala, W S Vidura K | | | 2016 | SRI | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Samaranayake, K P R N | | | 1923 | SRI | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Wettasinha, Vasanta | | | 1678 | SRI | 0.00 | 1 | -0.70 | 20 | -14.00 | | | De Silva, L M S T | f | | 1643 | SRI | 0.00 | 1 | -0.74 | 20 | -14.80 | | | * 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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