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Individual Calculations April 2009 |
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| Athavan, Rk Total change: -6.15 | |   |
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| Sri Lanka Inter Club Super League 08 | Colombo | SRI | 2009-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1947 | 2.50 | 4 | 0.39 | 15 | 5.85 | |
|  Kavikeshawa, Kg | | | 1942 | SRI | 1.00 | 1 | 0.49 | 15 | 7.35 | | | De Silva, Rasheen | | | 1951 | SRI | 0.50 | 1 | 0.01 | 15 | 0.15 | |  Egodage, Ts | | | 1826 | SRI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Miraj, Da | | | 1984 | SRI | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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) | | | | 2nd Colombo Chess Festival '09 | Colombo | SRI | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1947 | 0.50 | 2 | -0.80 | 15 | -12.00 | |
| | Pinto, Semuthu | | | 1845 | SRI | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Kumara, Sisira | | | 1827 | SRI | 0.00 | 1 | -0.66 | 15 | -9.90 | |
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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