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Individual Calculations May 2012 |
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| Kumari, Sct Total change: 0.60 | |   |
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| Sri Lanka Women's National B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1507 | 0.50 | 2 | 0.09 | 30 | 2.70 | |
|  Viththiyarani, S | | | 1795 | SRI | 0.50 | 1 | 0.34 | 30 | 10.20 | |  Jayathilake, Mihirani | | | 1698 | SRI | 0.00 | 1 | -0.25 | 30 | -7.50 | |
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) | | | | National Youth Chess Championship 2012 Under 16 Girls | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1615 | 1507 | 1.00 | 3 | -0.07 | 30 | -2.10 | |
| | Dissanayake, D D M R P K | | | 1563 | SRI | 0.50 | 1 | 0.08 | 30 | 2.40 | | | Sanali, W A Nathasha | | | 1724 | SRI | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Nawaratne, Malithi | | | 1558 | SRI | 0.50 | 1 | 0.07 | 30 | 2.10 | |
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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