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Individual Calculations July 2009 |
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| Iddawela, Sahani 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 |
| 2050 | 0 | 0.00 | 1 | 0.00 | 1350 | | 0.00 | |
|  Kottahachchy, K.o.v. | | | 2050 | 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) | | | | Sri Lanka Women's B Chess Championship 2009 | Colombo | SRI | 2009-05-09 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1660 | 0 | 0.00 | 3 | 0.00 | 960 | | 0.00 | |
|  Wettasinghe, S.v. | | | 1750 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Selvaratnam, Navodya | | | 1719 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Jayaratne, J.p.s.s. | | | 1510 | 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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