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Individual Calculations September 2017 |
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| Peiris, T Shakya Imanjith Total change: 7.60 | |   |
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| 4th Sri Lanka National Amateur International Rating Chess Championships 2017 | Colombo | SRI | 2017-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1396 | 1088 | 0.50 | 2 | 0.19 | 40 | 7.60 | |
|  De Silva, L M S T | | | 1488 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Devnaka, Chamin | | | 1303 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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