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Individual Calculations January 2011 |
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| Wettasinha, Vasanta Total change: 9.30 | |   |
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| 2nd Ethugalpura Chess Challenge 2010 | Kurunegala | SRI | 2010-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2039 | 1776 | 1.00 | 2 | 0.62 | 15 | 9.30 | |
|  Jayaram, R | | | 2114 | IND | 0.50 | 1 | 0.38 | 15 | 5.70 | | | De Silva, Osheen | | | 1963 | SRI | 0.50 | 1 | 0.24 | 15 | 3.60 | |
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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