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Individual Calculations October 2013 |
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| Amarathunga, Subuddhi Total change: -8.10 | |   |
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| 9th Asian Schools Chess Championship 2013 Under 13 Open | Hikkaduwa | SRI | 2013-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1631 | 5.00 | 9 | -0.54 | 15 | -8.10 | |
|  Teiitbaev, Aktilek | | | 1388 | KGZ | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Silva, K C Kaushitha | | | 1513 | SRI | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Thiyasara, K.t Thisen | | | 1501 | SRI | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Kurukulasuriya, M Ashen | | | 1512 | SRI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Thilakarathne, G M S | | | 1690 | SRI | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Ellawela, Suveen | | | 1647 | SRI | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Nanayakkara, J A G Ganganath | | | 1439 | SRI | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Ariyasinghe, T.r | | | 1609 | SRI | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Weerasinghe, Chamath | | | 1589 | SRI | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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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