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Individual Calculations April 2009 |
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| Jayasoma, H.b.g.t. Total change: 0.00 | |   |
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| The Inaugural Royal Challenge International Chess Championship 2009 | Colombo | SRI | 2009-01-10 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1804 | 0 | 3.00 | 6 | 0.00 | 1804 | | 0.00 | |
|  De Silva, Rasheen | | | 1951 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Sharma, Kushagra | | | 1762 | IND | 0.00 | 1 | 0.00 | | 0.00 | | | Madhuri, N. | | | 1570 | IND | 1.00 | 1 | 0.00 | | 0.00 | | | Ranasinghe, S.d. | | | 1783 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Selvaratnam, Navodya | | | 1722 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Ketalawala, J.k.c. | | | 2033 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | 2nd Colombo Chess Festival '09 | Colombo | SRI | 2009-02-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1858 | 0 | 4.00 | 8 | 0.00 | 1858 | | 0.00 | |
| | Fernando, J.m.m.p. | | | 1966 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Jayasundara, P.k.u.m. | | | 1885 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Jayaweera, Y. | | | 1696 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Thilakawardana, Supeshala | | wf | 1820 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Wettasinha, Vasantha | | | 1929 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Amarasena, Kavisha | | | 1915 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Perera, W.c.c. | | | 1929 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Selvaratnam, Navodya | | | 1722 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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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