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Individual Calculations July 2009 |
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| Vithanage, Tharindu Total change: 0.00 | |   |
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| Sri Lanka Junior National Chess Championship 2009 | Colombo | SRI | 2009-04-17 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1527 | 0 | 0.50 | 1 | 0.00 | 1527 | | 0.00 | |
|  Kodithuwakku, Gihan | | | 1527 | SRI | 0.50 | 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) | | | | Colombo Major Chess Championship 2009 | Colombo | SRI | 2009-04-24 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1827 | 0 | 2.00 | 5 | 0.00 | 1755 | | 0.00 | |
| | Madurapperuma, Uvin | | | 1845 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Premachandra, D. | | | 1833 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Perera, Jayasanka | | | 1820 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Munasinghe, Shanaka | | | 1791 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Seneviratne, Malinda | | | 1844 | SRI | 0.50 | 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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