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Individual Calculations October 2013 |
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| Weerasinghe, Ryan Total change: 5.70 | |   |
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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 |
| 1599 | 1541 | 2.00 | 4 | 0.19 | 30 | 5.70 | |
|  Prabajith, Asela | | | 1807 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | |  Thenuka, Kuruwita Gamalathge Kin | | | 1279 | SRI | 1.00 | 1 | 0.18 | 30 | 5.40 | | | Dissanayake, R S | | | 1941 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Sathkumara, S M H D | | | 1367 | SRI | 1.00 | 1 | 0.27 | 30 | 8.10 | | | * 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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