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Individual Calculations February 2018 |
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| Samarakoon, S M T Induwara Total change: -41.60 | |   |
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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 |
| 1155 | 1260 | 3.50 | 7 | -1.04 | 40 | -41.60 | |
|  Pallie, Tuan Ehshan | | | 1660 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Perera, G Poorna Udara Dhananjay | | | 1045 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Thuiyalage, Kumodh Damviru | | | 1045 | SRI | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Ronaldo, L H K | | | 1060 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Wijesinghe, W A A P | | | 1098 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Weerakoon, Naveen Chathuranga | | | 1144 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Welivita, W D Osidu Nayanajith | | | 1030 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | * 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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