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Individual Calculations July 2009 |
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| Fernando, J.m.m.p. Total change: -12.15 | |   |
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| Colombo Major Chess Championship 2009 | Colombo | SRI | 2009-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1781 | 1934 | 2.50 | 5 | -0.94 | 15 | -14.10 | |
|  Harishman, S. | | | 1756 | SRI | 1.00 | 1 | 0.27 | 15 | 4.05 | |  Kuruwitage, Yasas Kalana | | | 1961 | SRI | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Perera, Milindu | | | 1783 | SRI | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Seneviratne, Shehan | | | 1584 | SRI | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Perera, Jayasanka | | | 1820 | SRI | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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 B Chess Championship 2009 | Colombo | SRI | 2009-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1934 | 5.00 | 9 | 0.13 | 15 | 1.95 | |
| | Edirisinghe, Dulan | | | 2128 | SRI | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Kottahachchy, K.o.v | | | 2050 | SRI | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Fonseka, C.k.d. | | | 1999 | SRI | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Lamawansa, Yasas | | | 1721 | SRI | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Seneviratne, Shehan | | | 1584 | SRI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Munasinghe, Shanaka | | | 1791 | SRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Wijekoon, Chandana | | | 1965 | SRI | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Munasinghe, Lahiru | | | 1920 | SRI | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Amarasena, Kaveesha | | | 1908 | SRI | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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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