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Individual Calculations October 2013 |
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| De Silva, Osheen Total change: -2.55 | |   |
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| 4th Buddhi International Rating Chess Championship 2013 | Gampaha | SRI | 2013-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 1834 | 4.50 | 7 | -0.17 | 15 | -2.55 | |
|  Attanayake, Manuji Nisansala | | | 1440 | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Sagar, Shah | | | 2234 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Kumari, S C T | | | 1471 | SRI | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Samarasinghe, Isuru Udana | | | 1553 | SRI | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Dissanayake, R S | | | 1974 | SRI | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Mihiranga, Yasiru | | | 1545 | SRI | 1.00 | 1 | 0.16 | 15 | 2.40 | | | , Hariraj.k | | | 1614 | IND | 0.50 | 1 | -0.28 | 15 | -4.20 | | | * 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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