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Individual Calculations May 2012 |
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| Munasinghe, Lahiru Total change: -39.45 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Colombo | Colombo | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1931 | 5.00 | 7 | -0.43 | 15 | -6.45 | |
|  Samarathunga, Yasitha Ashan | | | 1531 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Paul, J S | | | 1619 | SRI | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Amarathunga, Subuddhi | | | 1682 | SRI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Kumara, Sisira | | | 1769 | SRI | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Fernando, J M M P | | | 1853 | SRI | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Kulasinghe, S A Nipuna | | | 1706 | SRI | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Doluweera, Minul Sanjula | | | 1744 | SRI | 0.50 | 1 | -0.24 | 15 | -3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 National B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1933 | 5.50 | 10 | -0.68 | 15 | -10.20 | |
| | Kulasinghe, San | | | 1706 | SRI | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Kalugampitiya, Rs | | | 2126 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Munasinghe, Shanaka | | | 1813 | SRI | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Lamahewa, S | | | 1828 | SRI | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Karunarathne, Wmvwb | | | 1783 | SRI | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Thiyanga, Kaveen | | | 1751 | SRI | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Ediriweera, Shakthi | | | 1850 | SRI | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Thilakarathne, Gmh | | | 1593 | SRI | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Priyankara, Chamil | | | 1892 | SRI | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Fernando, Sk Akila | | | 2046 | SRI | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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) | | | | National Youth Chess Championship 2012 Under 18 Open | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1933 | 2.00 | 5 | -1.52 | 15 | -22.80 | |
| | Elwitigala, Dinuka Dilshan | | | 1718 | SRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Weerasinghe, Nadun Thathsara | | | 1743 | SRI | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Pinto, Semuthu | | | 1805 | SRI | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Ranasinghe, C N | | | 1814 | SRI | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Kodikara, V K | | | 1806 | SRI | 0.00 | 1 | -0.67 | 15 | -10.05 | |
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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