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Individual Calculations February 2018 |
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| Wanigasundara, W M H Total change: -40.40 | |   |
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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 |
| 1227 | 1223 | 2.00 | 6 | -1.01 | 40 | -40.40 | |
|  Sandeepa, W A Geeshan | | | 1546 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Welivita, W D Osidu Nayanajith | | | 1030 | SRI | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Thuiyalage, Kumodh Damviru | | | 1045 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Malwathugoda, H M C B | | | 1302 | SRI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Rashmitha, G Malshan Chamika | | | 1020 | SRI | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Omaththage, S Y | | | 1419 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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