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Individual Calculations September 2013 |
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| Gamage, Chathulanka Total change: 31.80 | |   |
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| 6th Colombo International Chess Championships 2013 | Colombo | SRI | 2013-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1709 | 4.50 | 6 | 2.12 | 15 | 31.80 | |
|  Sathma, Devni | | | 1448 | SRI | 1.00 | 1 | 0.18 | 15 | 2.70 | |  Randil, Lakshitha | | | 1957 | SRI | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Doluweera, Minul Sanjula | | | 1852 | SRI | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Weerasinghe, Chamath | | | 1554 | SRI | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Anuruddha, G C | c | | 2109 * | SRI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | De Silva, Osheen | | | 1883 | SRI | 1.00 | 1 | 0.73 | 15 | 10.95 | | | * 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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