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Individual Calculations February 2018 |
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| Amarasinghe, K K H Kevinda Total change: 61.60 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1088 | 2.50 | 6 | 1.54 | 40 | 61.60 | |
|  Edirisinghe, S Thulnith | | | 1488 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | |  Askey, Raveen Nimesh | | | 1406 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Alwala, A D Hansaja Ramith | | | 1450 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Samaraweera, Sanith Jithnuka | | | 1227 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Samarakoon, Hevidu | | | 1488 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ekanayake, N N B | | | 1269 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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