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Individual Calculations April 2009 |
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| Madugalle, Y.d.b. Total change: 4.95 | |   |
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| Sri Lanka Open International Rating Chess Tournament 2009 | Kandy | SRI | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 2045 | 4.50 | 7 | 0.33 | 15 | 4.95 | |
|  Wettasinghe, Vasantha | | | 1929 | SRI | 1.00 | 1 | 0.34 | 15 | 5.10 | |  Rajapakshe, R.m.c.m. | | | 2176 | SRI | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Bandara, P.m.r.l. | | | 1974 | SRI | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Hapuarachchi, Lahiru | | | 1937 | SRI | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Gunasinghe, S.r. | | | 1958 | SRI | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Jayasundara, P.k.u.m. | | | 1885 | SRI | 0.50 | 1 | -0.21 | 15 | -3.15 | | | De Moraes, Shamine | | | 1963 | SRI | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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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