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Individual Calculations July 2010 |
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| Jayawardhana, W A S H Total change: -29.50 | |   |
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| Sri Lanka Women's National B Chess Championship 2010 | Colombo | SRI | 2010-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1679 | 3.00 | 5 | 0.35 | 25 | 8.75 | |
|  Jayaratne, J P S S | | | 1491 | SRI | 0.50 | 1 | -0.24 | 25 | -6.00 | |  Wettasinghe, S V | | | 1680 | SRI | 0.50 | 1 | 0.00 | 25 | 0.00 | | | Lamawansa, Yashmi | | | 1697 | SRI | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Udupitiya, U G S S S | | | 1755 | SRI | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Sathya, S.p | | | 1653 | SRI | 1.00 | 1 | 0.46 | 25 | 11.50 | |
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) | | | | Sri Lanka Women's National Chess Championship 2010 | Colombo | SRI | 2010-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1672 | 4.00 | 13 | -1.53 | 25 | -38.25 | |
| | Yashora, Tiumi | | | 1753 | SRI | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Ranasinghe, S D | | | 1827 | SRI | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Selvaratnam, Navodya | | | 1686 | SRI | 0.50 | 1 | 0.02 | 25 | 0.50 | | | Udupitiya, U G S S S | | | 1755 | SRI | 1.00 | 1 | 0.61 | 25 | 15.25 | | | Wettasinghe, S V | | | 1680 | SRI | 1.00 | 1 | 0.51 | 25 | 12.75 | | | Thilakawardana, Supeshala | | wf | 1787 | SRI | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Basnayake, I U | | | 1682 | SRI | 0.00 | 1 | -0.49 | 25 | -12.25 | | | Muhandiram, R M M U | | | 1566 | SRI | 0.00 | 1 | -0.64 | 25 | -16.00 | | | Liyanagedara, L G A | | wc | 1921 | SRI | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Senanayake, P R | | wf | 1899 | SRI | 0.50 | 1 | 0.29 | 25 | 7.25 | | | Premanath, Dinushki | | | 1806 | SRI | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Hettikarannagoda, Uthpala | | | 1594 | SRI | 0.50 | 1 | -0.11 | 25 | -2.75 | | | Hettige, Chathuri | | | 1533 | SRI | 0.50 | 1 | -0.19 | 25 | -4.75 | |
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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