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Individual Calculations April 2009 |
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| Vithanage, Tharindu Total change: 0.00 | |   |
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| The Inaugural Royal Challenge International Chess Championship 2009 | Colombo | SRI | 2009-01-10 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1894 | 0 | 0.50 | 3 | 0.00 | 1621 | | 0.00 | |
|  Thilakawardana, Supeshala | | | 1820 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Wijekoon, Chandana | | | 1925 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kuruwitage, Yasas Kalana | | | 1938 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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