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Individual Calculations February 2018 |
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| Dharmasena, S B T V Total change: 35.20 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1244 | 1181 | 3.00 | 5 | 0.88 | 40 | 35.20 | |
|  Abeysinghe, S M A M | | | 1333 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Harrikizhan, K C | | | 1369 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | |  De Silva, R B V Nimsara | | | 1396 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Arthigan, J | | | 1067 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Ranmika, M H Thaviru | | | 1057 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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