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Rapid:
Individual Calculations February 2018 |
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| Arunakirinathan, Aruthran Total change: 6.40 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2017 Under - 12 years | Colombo | SRI | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1108 | 1235 | 5.00 | 7 | 0.32 | 20 | 6.40 | |
|  Piyarthne, Movindu Lushan | | | 1045 | SRI | 0.00 | 1 | -0.75 | 20 | -15.00 | |  Weerasooriya, Dineth Jagoda | | | 1038 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | De Silva, L Nemith Semuthu | | | 1087 | SRI | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Alwis, K Chanula Chanketh | | | 1074 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Alwela, Senuja Thimeth | | | 1119 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Akasha, J P Vihanga | | | 1269 | SRI | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Thusara, H G Thoshintha | | | 1121 | SRI | 0.50 | 1 | -0.16 | 20 | -3.20 | |
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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