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Individual Calculations March 2011 |
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| Gunawardena, Piyumi Total change: 0.00 | |   |
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| Sri Lanka Junior National Girls Chess Championship 2010 | Colombo | SRI | 2011-01-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1521 | 0 | 0.00 | 2 | 0.00 | 821 | | 0.00 | |
|  Jayawardhana, W A S H | | | 1643 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Premasiri, Vimasha | | | 1398 | 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) | | | | 4th Colombo International Chess Festival 2011 | Colombo | SRI | 2011-02-16 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1749 | 0 | 0.50 | 3 | 0.00 | 1476 | | 0.00 | |
| | Methmali, Y | | | 1902 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Tribuwan, T W Helik | | | 1722 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Seneviratne, Shehan Kanishka | | | 1624 | 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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