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Individual Calculations February 2020 |
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| Palihakkara, Nihindu Bimsath Total change: 12.40 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1145 | 1.00 | 4 | 0.31 | 40 | 12.40 | |
|  Kithmal, P M Kalindhu | | | 1436 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Abeysinghe, S M A M | | | 1400 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Weerasinghe, W Yasiru | | | 1433 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Ramanayaka, Y R P M | | | 1395 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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