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Rapid:
Individual Calculations February 2018 |
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| Attanayaka, Chamath Total change: -23.60 | |   |
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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 |
| 1154 | 1180 | 1.50 | 5 | -1.18 | 20 | -23.60 | |
|  Jayaweera Gamage, Disindu Hansad | | | 1382 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Piyarthne, Movindu Lushan | | | 1045 | SRI | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Gamage, Liviru Hansana | | | 1105 | SRI | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Thusara, H G Thoshintha | | | 1121 | SRI | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Alwela, Senuja Thimeth | | | 1119 | SRI | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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