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Individual Calculations February 2018 |
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| Wickramasinghe, K A M I Total change: -6.00 | |   |
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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 |
| 1379 | 1186 | 1.00 | 4 | -0.15 | 40 | -6.00 | |
|  Gunawardena, I M P T | | | 1582 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Madushanka, B W M Malith | | | 1516 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Devinda, D W M Dinupa | | | 1033 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Jayasena, Tharaka Udayanga | | | 1383 | 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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