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Individual Calculations April 2009 |
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| Egodage, T.s. Total change: -26.50 | |   |
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| The Inaugural Royal Challenge International Chess Championship 2009 | Colombo | SRI | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2032 | 1826 | 1.50 | 4 | 0.56 | 25 | 14.00 | |
|  Fonseka, C.k.d. | | | 2020 | SRI | 1.00 | 1 | 0.75 | 25 | 18.75 | |  Wijesuriya, G.luxman | | | 2065 | SRI | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Kottahachchy, K.o.v. | | | 2034 | SRI | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Perera, L.n. | | | 2008 | SRI | 0.00 | 1 | -0.26 | 25 | -6.50 | |
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) | | | | Sri Lanka Inter Club Super League 08 | Colombo | SRI | 2009-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1826 | 0.00 | 4 | -1.62 | 25 | -40.50 | |
| | Lakshan, Ruwantha | | | 1747 | SRI | 0.00 | 1 | -0.61 | 25 | -15.25 | | | Athavan, Rk | | | 1947 | SRI | 0.00 | 1 | -0.34 | 25 | -8.50 | | | De Silva, Rasheen | | | 1951 | SRI | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Kavikeshawa, Kg | | | 1942 | SRI | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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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