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Individual Calculations May 2012 |
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| Rajapakshe, Nuwanthi Dileka Total change: 19.65 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Kurunegala | Kurunegala | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1480 | 0.00 | 2 | -0.54 | 15 | -8.10 | |
|  Ariyasinghe, T R | | | 1757 | SRI | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Meegasthana, Tharidu | | | 1573 | SRI | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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 National B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1480 | 4.50 | 8 | 1.81 | 15 | 27.15 | |
| | Bandara, R.m.nisakya | | | 1309 | SRI | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Dissanayake, D.d.m.r.p.k. | | | 1563 | SRI | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Abeywardena, Hn | | | 1607 | SRI | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Viththiyarani, S | | | 1795 | SRI | 0.50 | 1 | 0.36 | 15 | 5.40 | | | De Silva, Shelani | | | 1559 | SRI | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Basnayake, Iu | | | 1799 | SRI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Chankamie, M.k.t. | | | 1629 | SRI | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Wickramasinghe, Dilhara Isini | | | 1646 | SRI | 0.50 | 1 | 0.22 | 15 | 3.30 | |
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 |
| 1623 | 1480 | 1.00 | 3 | 0.04 | 15 | 0.60 | |
| | Dissanayake, D D M R P K | | | 1563 | SRI | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Yashora, Tiumi | | | 1747 | SRI | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Nawaratne, Malithi | | | 1558 | SRI | 0.50 | 1 | 0.11 | 15 | 1.65 | |
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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