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Individual Calculations July 2010 |
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| Thilakawardana, Supeshala Total change: -4.05 | |   |
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| Sri Lanka National B Chess Championship 2010 | Colombo | SRI | 2010-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1937 | 1787 | 2.00 | 7 | -0.17 | 15 | -2.55 | |
|  Fonseka, C K D | | | 2000 | SRI | 0.00 | 1 | -0.23 | 15 | -3.45 | |  Kottahachchy, K O V | | | 2017 | SRI | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Perera, L N | | | 1982 | SRI | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Kavikeshawa, P B | | | 1889 | SRI | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Harishman, S | | | 1716 | SRI | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Kurukulasuriya, Prasanna | | | 2057 | SRI | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Senanayake, P R | | wf | 1899 | SRI | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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 |
| 1721 | 1787 | 7.50 | 13 | -0.10 | 15 | -1.50 | |
| | Ranasinghe, S D | | | 1827 | SRI | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Selvaratnam, Navodya | | | 1686 | SRI | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Udupitiya, U G S S S | | | 1755 | SRI | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Wettasinghe, S V | | | 1680 | SRI | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Basnayake, I U | | | 1682 | SRI | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Jayawardhana, W A S H | | | 1672 | SRI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Muhandiram, R M M U | | | 1566 | SRI | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Liyanagedara, L G A | | wc | 1921 | SRI | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Senanayake, P R | | wf | 1899 | SRI | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Premanath, Dinushki | | | 1806 | SRI | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Hettikarannagoda, Uthpala | | | 1594 | SRI | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Hettige, Chathuri | | | 1533 | SRI | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Yashora, Tiumi | | | 1753 | SRI | 0.50 | 1 | -0.05 | 15 | -0.75 | |
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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