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Individual Calculations February 2019 |
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| Lansakara, B M Total change: 28.40 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 15 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1485 | 3.50 | 6 | 0.71 | 40 | 28.40 | |
|  Gunarathne, H D D Daham | | | 1162 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Fernando, J S Aloka | | | 1656 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Silva, Haren Senura | | | 1246 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Dissanayake, R K T | | | 1850 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Kodithuwakku, Himsara | | | 1601 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Thenuwara, Rashmika | | | 1548 | SRI | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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